syzkaller login: [ 520.466410][ T31] kauditd_printk_skb: 10 callbacks suppressed [ 520.467506][ T31] audit: type=1400 audit(520.420:58): avc: denied { read write } for pid=3091 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 520.467798][ T31] audit: type=1400 audit(520.420:59): avc: denied { open } for pid=3091 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:6425' (ED25519) to the list of known hosts. [ 552.958900][ T31] audit: type=1400 audit(552.910:60): avc: denied { execute } for pid=3104 comm="sh" name="syz-executor1798185264" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 552.970125][ T31] audit: type=1400 audit(552.920:61): avc: denied { execute_no_trans } for pid=3104 comm="sh" path="/syz-executor1798185264" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 553.180252][ T31] audit: type=1400 audit(553.140:62): avc: denied { execmem } for pid=3104 comm="syz-executor179" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 553.245186][ T31] audit: type=1400 audit(553.200:63): avc: denied { prog_load } for pid=3105 comm="syz-executor179" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 553.246075][ T31] audit: type=1400 audit(553.200:64): avc: denied { bpf } for pid=3105 comm="syz-executor179" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 553.247696][ T31] audit: type=1400 audit(553.200:65): avc: denied { perfmon } for pid=3105 comm="syz-executor179" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 553.285323][ T31] audit: type=1400 audit(553.240:66): avc: denied { prog_run } for pid=3105 comm="syz-executor179" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.066968][ T32] INFO: task kworker/1:2:90 blocked for more than 450 seconds. [ 1324.142687][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.150348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.152211][ T32] task:kworker/1:2 state:D stack:0 pid:90 tgid:90 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.185576][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.200617][ T32] Call trace: [ 1324.202272][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.213355][ T32] r10:8291a684 r9:df9bdd84 r8:00000002 r7:60000113 r6:df9bdd8c r5:83ac4800 [ 1324.221605][ T32] r4:83ac4800 [ 1324.228241][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.228844][ T32] r5:83ac4800 r4:8291a680 [ 1324.229543][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.230244][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.230888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9bde08 [ 1324.231541][ T32] r4:00000000 [ 1324.231937][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.232549][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.233212][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.233832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595ec00 [ 1324.234389][ T32] r4:00000000 [ 1324.234718][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.239499][ T32] r9:83018205 r8:83ac4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1324.240061][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.240672][ T32] r5:00001000 r4:ec94b000 [ 1324.241053][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.241750][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.242364][ T32] r5:8598bf8c r4:8598bc00 [ 1324.242730][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.243480][ T32] r7:ddde2d80 r6:83018200 r5:8598bf8c r4:838eb680 [ 1324.243922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.244511][ T32] r10:61c88647 r9:83ac4800 r8:838eb6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.245170][ T32] r4:838eb680 [ 1324.245579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.249062][ T32] r10:00000000 r9:838eb680 r8:80287e08 r7:df879e60 r6:833f7a00 r5:83ac4800 [ 1324.249967][ T32] r4:00000001 [ 1324.250306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.250875][ T32] Exception stack(0xdf9bdfb0 to 0xdf9bdff8) [ 1324.254467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.259773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.260401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.261081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.261640][ T32] r4:838e8e40 [ 1324.262579][ T32] INFO: task kworker/1:2:90 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.267265][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.270112][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.270772][ T32] Call trace: [ 1324.271290][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.271859][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.272363][ T32] r4:00000000 [ 1324.272794][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.273423][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.273877][ T32] 5d20: d9505000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.274483][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.275074][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.279539][ T32] r5:800f0013 r4:80239bb0 [ 1324.279921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.280588][ T32] r4:82ac21e4 [ 1324.280929][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.281566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.282096][ T32] r4:e0235dc0 [ 1324.282455][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.283077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.283690][ T32] r4:00000000 [ 1324.284059][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.284622][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.285310][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.285937][ T32] r5:00001000 r4:dfc4f000 [ 1324.286327][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.289577][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.290161][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.290566][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.291297][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.291781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.292453][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.293025][ T32] r4:84bd5300 [ 1324.293346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.293991][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.296574][ T32] r4:00000001 [ 1324.299749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.300360][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.300811][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.301477][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.302020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.302530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.303127][ T32] r4:84bc1080 [ 1324.303988][ T32] INFO: task kworker/1:3:118 blocked for more than 450 seconds. [ 1324.306311][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.306796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.307451][ T32] task:kworker/1:3 state:D stack:0 pid:118 tgid:118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.308248][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.308824][ T32] Call trace: [ 1324.309492][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.310065][ T32] r10:8291a684 r9:df9edd84 r8:00000002 r7:60000013 r6:df9edd8c r5:8383d400 [ 1324.310599][ T32] r4:8383d400 [ 1324.310938][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.317140][ T32] r5:8383d400 r4:8291a680 [ 1324.329569][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.330657][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.333476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.336782][ T32] r4:00000000 [ 1324.338582][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.339202][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.340022][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.340629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498bd00 [ 1324.341185][ T32] r4:00000000 [ 1324.341508][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.342138][ T32] r9:83018205 r8:8383d400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.342671][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.343288][ T32] r5:00001000 r4:dfec9000 [ 1324.343641][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.344251][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.344912][ T32] r5:8508b78c r4:8508b400 [ 1324.345291][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.345967][ T32] r7:ddde2d80 r6:83018200 r5:8508b78c r4:838ebc80 [ 1324.346444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.347137][ T32] r10:61c88647 r9:8383d400 r8:838ebcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.347734][ T32] r4:838ebc80 [ 1324.348093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.348646][ T32] r10:00000000 r9:838ebc80 r8:80287e08 r7:df9bde60 r6:833f7c00 r5:8383d400 [ 1324.349898][ T32] r4:00000001 [ 1324.350330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.350896][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.352067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.358604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.360396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.360902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.361457][ T32] r4:838f2a80 [ 1324.362242][ T32] INFO: task kworker/1:3:118 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.362959][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.364058][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.364759][ T32] Call trace: [ 1324.365284][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.365994][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.366525][ T32] r4:00000000 [ 1324.366846][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.367439][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.367894][ T32] 5d20: db21c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.368434][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.368944][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.369674][ T32] r5:800f0013 r4:80239bb0 [ 1324.370084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.370878][ T32] r4:82ac21e4 [ 1324.371241][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.371782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.375679][ T32] r4:e0235dc0 [ 1324.379579][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.380217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.380678][ T32] r4:00000000 [ 1324.381030][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.381595][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.382315][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.382878][ T32] r5:00001000 r4:dfc4f000 [ 1324.383369][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.384077][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.385096][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.385474][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.386180][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.386709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.387659][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.388236][ T32] r4:84bd5300 [ 1324.388721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.389439][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.390037][ T32] r4:00000001 [ 1324.390384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.390938][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.391428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.392017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.392699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.395384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.397985][ T32] r4:84bc1080 [ 1324.398541][ T32] INFO: task kworker/1:0:3090 blocked for more than 450 seconds. [ 1324.399161][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.399956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.400528][ T32] task:kworker/1:0 state:D stack:0 pid:3090 tgid:3090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.401517][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.402439][ T32] Call trace: [ 1324.402912][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.403542][ T32] r10:8291a684 r9:df971d84 r8:00000002 r7:60000113 r6:df971d8c r5:8407e000 [ 1324.409525][ T32] r4:8407e000 [ 1324.409966][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.410654][ T32] r5:8407e000 r4:8291a680 [ 1324.411065][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.411784][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.412434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 [ 1324.412953][ T32] r4:00000000 [ 1324.413341][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.413968][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.414795][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.415446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595e940 [ 1324.416051][ T32] r4:00000000 [ 1324.416438][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.417163][ T32] r9:83018205 r8:8407e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1324.417770][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.418403][ T32] r5:00001000 r4:ec8f9000 [ 1324.418779][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.420673][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.421298][ T32] r5:8598bb8c r4:8598b800 [ 1324.421724][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.422488][ T32] r7:ddde2d80 r6:83018200 r5:8598bb8c r4:83998b80 [ 1324.422953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.423570][ T32] r10:61c88647 r9:8407e000 r8:83998bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.424091][ T32] r4:83998b80 [ 1324.424458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.425012][ T32] r10:00000000 r9:83998b80 r8:80287e08 r7:df9ede60 r6:83998c00 r5:8407e000 [ 1324.428094][ T32] r4:00000001 [ 1324.429649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.430208][ T32] Exception stack(0xdf971fb0 to 0xdf971ff8) [ 1324.430680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.431285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.431874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.432378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.432890][ T32] r4:8424bb00 [ 1324.434512][ T32] INFO: task kworker/1:0:3090 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.436618][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.437702][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.438304][ T32] Call trace: [ 1324.438832][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.439786][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.440406][ T32] r4:00000000 [ 1324.445324][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.449981][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.450487][ T32] 5d20: dc406000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.451091][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.451633][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.452141][ T32] r5:800f0013 r4:80239bb0 [ 1324.452513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.453103][ T32] r4:82ac21e4 [ 1324.453428][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.454059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.454612][ T32] r4:e0235dc0 [ 1324.454940][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.455524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.456136][ T32] r4:00000000 [ 1324.456508][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.457131][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.457657][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.458290][ T32] r5:00001000 r4:dfc4f000 [ 1324.458670][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.459302][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.460154][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.460569][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.461237][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.461670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.468013][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.469866][ T32] r4:84bd5300 [ 1324.470231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.470823][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.471382][ T32] r4:00000001 [ 1324.471723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.472219][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.472612][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.473156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.473681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.474187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.474689][ T32] r4:84bc1080 [ 1324.475034][ T32] INFO: task kworker/0:6:3117 blocked for more than 450 seconds. [ 1324.475591][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.475986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.476556][ T32] task:kworker/0:6 state:D stack:0 pid:3117 tgid:3117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.477405][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.479171][ T32] Call trace: [ 1324.480027][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.480577][ T32] r10:8291a684 r9:df9a5d84 r8:00000002 r7:60000013 r6:df9a5d8c r5:844d1800 [ 1324.481102][ T32] r4:844d1800 [ 1324.481483][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.482124][ T32] r5:844d1800 r4:8291a680 [ 1324.482540][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.489699][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.490374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a5e08 [ 1324.490927][ T32] r4:00000000 [ 1324.491282][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.491850][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.492421][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.492943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85059780 [ 1324.493537][ T32] r4:00000000 [ 1324.493882][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.494457][ T32] r9:83018005 r8:844d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1324.494947][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.495599][ T32] r5:00001000 r4:dfbff000 [ 1324.496017][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.496542][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.497157][ T32] r5:84918b8c r4:84918800 [ 1324.497538][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.498152][ T32] r7:dddced80 r6:83018000 r5:84918b8c r4:849d2c80 [ 1324.498625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.499167][ T32] r10:61c88647 r9:844d1800 r8:849d2cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.499851][ T32] r4:849d2c80 [ 1324.500233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.500755][ T32] r10:00000000 r9:849d2c80 r8:80287e08 r7:df9e5e60 r6:849d2d00 r5:844d1800 [ 1324.501340][ T32] r4:00000001 [ 1324.508380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.509977][ T32] Exception stack(0xdf9a5fb0 to 0xdf9a5ff8) [ 1324.510467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.511021][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.511593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.512103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.512633][ T32] r4:84a1d000 [ 1324.513390][ T32] INFO: task kworker/0:6:3117 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.518054][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.520376][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.521044][ T32] Call trace: [ 1324.521590][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.522176][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.524465][ T32] r4:00000000 [ 1324.526584][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.527207][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.527706][ T32] 5d20: dd945000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.528302][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.528861][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.529441][ T32] r5:800f0013 r4:80239bb0 [ 1324.529840][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.535334][ T32] r4:82ac21e4 [ 1324.539760][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.540421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.541021][ T32] r4:e0235dc0 [ 1324.541376][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.541942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.542433][ T32] r4:00000000 [ 1324.542804][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.543363][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.543895][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.544495][ T32] r5:00001000 r4:dfc4f000 [ 1324.544916][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.545487][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.546075][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.546465][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.547150][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.547700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.548403][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.548966][ T32] r4:84bd5300 [ 1324.549471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.550045][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.550648][ T32] r4:00000001 [ 1324.551047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.551691][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.552197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.552865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.553523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.554111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.559530][ T32] r4:84bc1080 [ 1324.559951][ T32] INFO: task kworker/0:7:3118 blocked for more than 451 seconds. [ 1324.560487][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.561034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.561563][ T32] task:kworker/0:7 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.562485][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.563231][ T32] Call trace: [ 1324.563780][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.564350][ T32] r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:844d6c00 [ 1324.564903][ T32] r4:844d6c00 [ 1324.565247][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.565882][ T32] r5:844d6c00 r4:8291a680 [ 1324.566266][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.566937][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.569615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.570222][ T32] r4:00000000 [ 1324.570666][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.571356][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.571948][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.572546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6d00 [ 1324.576993][ T32] r4:00000000 [ 1324.579665][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.580288][ T32] r9:83018005 r8:844d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.580847][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.581535][ T32] r5:00001000 r4:dfd41000 [ 1324.581901][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.582530][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.583210][ T32] r5:848a338c r4:848a3000 [ 1324.583647][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.584326][ T32] r7:dddced80 r6:83018000 r5:848a338c r4:849d2d80 [ 1324.584864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.585505][ T32] r10:61c88647 r9:844d6c00 r8:849d2dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.586082][ T32] r4:849d2d80 [ 1324.586437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.587065][ T32] r10:00000000 r9:849d2d80 r8:80287e08 r7:df9a5e60 r6:849d2e00 r5:844d6c00 [ 1324.587725][ T32] r4:00000001 [ 1324.589403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.591586][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.592073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.592703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.593328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.595635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.596245][ T32] r4:84a1d2c0 [ 1324.596978][ T32] INFO: task kworker/0:7:3118 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.605092][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.611756][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.615411][ T32] Call trace: [ 1324.615919][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.616627][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.617198][ T32] r4:00000000 [ 1324.617569][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.618177][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.618654][ T32] 5d20: df646000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.619507][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.620142][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.620646][ T32] r5:800f0013 r4:80239bb0 [ 1324.621027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.621671][ T32] r4:82ac21e4 [ 1324.623240][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.629941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.630566][ T32] r4:e0235dc0 [ 1324.630977][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.631608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.632208][ T32] r4:00000000 [ 1324.632551][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.633158][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.633774][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.634472][ T32] r5:00001000 r4:dfc4f000 [ 1324.634875][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.635489][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.636205][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.636704][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.637427][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.638379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.640148][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.640745][ T32] r4:84bd5300 [ 1324.641099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.641689][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.642246][ T32] r4:00000001 [ 1324.645352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.649889][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.650388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.650986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.651623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.652172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.652782][ T32] r4:84bc1080 [ 1324.653164][ T32] INFO: task kworker/1:1:3121 blocked for more than 451 seconds. [ 1324.653747][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.654193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.654807][ T32] task:kworker/1:1 state:D stack:0 pid:3121 tgid:3121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.655780][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.656453][ T32] Call trace: [ 1324.656998][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.657649][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:83238000 [ 1324.658297][ T32] r4:83238000 [ 1324.658646][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.659514][ T32] r5:83238000 r4:8291a680 [ 1324.659960][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.668262][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.670078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1324.670606][ T32] r4:00000000 [ 1324.670986][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.671648][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.672337][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.672951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bebd00 [ 1324.673574][ T32] r4:00000000 [ 1324.673921][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.674506][ T32] r9:83018205 r8:83238000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.675091][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.675820][ T32] r5:00001000 r4:dffbd000 [ 1324.676235][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.676792][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.677494][ T32] r5:8508b38c r4:8508b000 [ 1324.677938][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.678657][ T32] r7:ddde2d80 r6:83018200 r5:8508b38c r4:83998a00 [ 1324.679155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.680090][ T32] r10:61c88647 r9:83238000 r8:83998a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.680680][ T32] r4:83998a00 [ 1324.681016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.681710][ T32] r10:00000000 r9:83998a00 r8:80287e08 r7:df9ede60 r6:849d2e80 r5:83238000 [ 1324.682307][ T32] r4:00000001 [ 1324.682659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.689484][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1324.690023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.690624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.691208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.691801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.692399][ T32] r4:84a32040 [ 1324.693125][ T32] INFO: task kworker/1:1:3121 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.693686][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.694769][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.695434][ T32] Call trace: [ 1324.695997][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.696655][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.699476][ T32] r4:00000000 [ 1324.699830][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.700515][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.700991][ T32] 5d20: e0ce7000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.701552][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.702155][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.702578][ T32] r5:800f0013 r4:80239bb0 [ 1324.702999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.704597][ T32] r4:82ac21e4 [ 1324.709506][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.710177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.710740][ T32] r4:e0235dc0 [ 1324.711177][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.711787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.712423][ T32] r4:00000000 [ 1324.712789][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.713352][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.713907][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.714601][ T32] r5:00001000 r4:dfc4f000 [ 1324.715011][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.715610][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.716219][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.716589][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.717274][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.717770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.719932][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.720546][ T32] r4:84bd5300 [ 1324.720945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.721460][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.722049][ T32] r4:00000001 [ 1324.722416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.727530][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.729782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.730348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.730944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.731516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.732068][ T32] r4:84bc1080 [ 1324.732440][ T32] INFO: task kworker/0:8:3122 blocked for more than 451 seconds. [ 1324.733016][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.733469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.734061][ T32] task:kworker/0:8 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.734989][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.735637][ T32] Call trace: [ 1324.736221][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.736832][ T32] r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:84073000 [ 1324.737390][ T32] r4:84073000 [ 1324.737739][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.738273][ T32] r5:84073000 r4:8291a680 [ 1324.738643][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.742872][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.747114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.747738][ T32] r4:00000000 [ 1324.748063][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.748681][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.749280][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.750030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84988640 [ 1324.750558][ T32] r4:00000000 [ 1324.750937][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.751508][ T32] r9:83018005 r8:84073000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1324.752045][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.752627][ T32] r5:00001000 r4:e0897000 [ 1324.753001][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.753616][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.754260][ T32] r5:850abf8c r4:850abc00 [ 1324.754752][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.755436][ T32] r7:dddced80 r6:83018000 r5:850abf8c r4:849d2f00 [ 1324.755925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.759463][ T32] r10:61c88647 r9:84073000 r8:849d2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.760084][ T32] r4:849d2f00 [ 1324.760477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.761134][ T32] r10:00000000 r9:849d2f00 r8:80287e08 r7:df9a5e60 r6:849d2f80 r5:84073000 [ 1324.761752][ T32] r4:00000001 [ 1324.762157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.762733][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.763258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.763884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.764506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.769452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.770023][ T32] r4:84a1d400 [ 1324.770815][ T32] INFO: task kworker/0:8:3122 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.775518][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.778535][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.779243][ T32] Call trace: [ 1324.779942][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.780592][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.781230][ T32] r4:00000000 [ 1324.781656][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.782313][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.782756][ T32] 5d20: e2381000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.787445][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.789808][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.790294][ T32] r5:800f0013 r4:80239bb0 [ 1324.790715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.791415][ T32] r4:82ac21e4 [ 1324.791797][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.792523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.793076][ T32] r4:e0235dc0 [ 1324.793425][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.794035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.794663][ T32] r4:00000000 [ 1324.795060][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.795661][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.796234][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.796873][ T32] r5:00001000 r4:dfc4f000 [ 1324.797294][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.797855][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.798488][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.799711][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.800484][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.800986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.808503][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.810003][ T32] r4:84bd5300 [ 1324.810408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.811020][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.811621][ T32] r4:00000001 [ 1324.811961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.812537][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.813017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.813616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.814276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.814838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.815441][ T32] r4:84bc1080 [ 1324.815796][ T32] INFO: task kworker/0:9:3123 blocked for more than 451 seconds. [ 1324.816303][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.816735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.817300][ T32] task:kworker/0:9 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.819019][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.820060][ T32] Call trace: [ 1324.820648][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.821203][ T32] r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:84075400 [ 1324.821749][ T32] r4:84075400 [ 1324.822157][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.822778][ T32] r5:84075400 r4:8291a680 [ 1324.823211][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.823991][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.829460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.830048][ T32] r4:00000000 [ 1324.830365][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.830962][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.831625][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.832283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131880 [ 1324.832859][ T32] r4:00000000 [ 1324.833237][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.834540][ T32] r9:83018005 r8:84075400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.835114][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.835749][ T32] r5:00001000 r4:df9b5000 [ 1324.836145][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.836708][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.839799][ T32] r5:850ac78c r4:850ac400 [ 1324.840208][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.840821][ T32] r7:dddced80 r6:83018000 r5:850ac78c r4:83bdb380 [ 1324.841351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.842058][ T32] r10:61c88647 r9:84075400 r8:83bdb3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.842701][ T32] r4:83bdb380 [ 1324.843044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.843755][ T32] r10:00000000 r9:83bdb380 r8:80287e08 r7:dfa05e60 r6:83bdb400 r5:84075400 [ 1324.848329][ T32] r4:00000001 [ 1324.849743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.850377][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.850867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.851510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.852182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.852744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.853378][ T32] r4:84a1d400 [ 1324.854147][ T32] INFO: task kworker/0:9:3123 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.856106][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.857187][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.857749][ T32] Call trace: [ 1324.858236][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.858903][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.860634][ T32] r4:00000000 [ 1324.863362][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.864029][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.864496][ T32] 5d20: e39c5000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.865202][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.865839][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.869491][ T32] r5:800f0013 r4:80239bb0 [ 1324.869904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.870591][ T32] r4:82ac21e4 [ 1324.870998][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.871646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.872267][ T32] r4:e0235dc0 [ 1324.872677][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.873353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.873900][ T32] r4:00000000 [ 1324.874377][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.874921][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.879961][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.880582][ T32] r5:00001000 r4:dfc4f000 [ 1324.880950][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.881570][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.882240][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.882757][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.883540][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.884007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.884765][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.885493][ T32] r4:84bd5300 [ 1324.885852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.886477][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.889557][ T32] r4:00000001 [ 1324.889932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.890512][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.891056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.891707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.892302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.892960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.893634][ T32] r4:84bc1080 [ 1324.894048][ T32] INFO: task kworker/1:4:3127 blocked for more than 451 seconds. [ 1324.894663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.895142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.899516][ T32] task:kworker/1:4 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.900398][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.901024][ T32] Call trace: [ 1324.901551][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.905385][ T32] r10:8291a684 r9:dfa3dd84 r8:00000002 r7:60000013 r6:dfa3dd8c r5:83c74800 [ 1324.908457][ T32] r4:83c74800 [ 1324.908823][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.909736][ T32] r5:83c74800 r4:8291a680 [ 1324.915123][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.919985][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.920708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.921314][ T32] r4:00000000 [ 1324.921682][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.922313][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.922962][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.925022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f300 [ 1324.927706][ T32] r4:00000000 [ 1324.928063][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.928730][ T32] r9:83018205 r8:83c74800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.929453][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.930079][ T32] r5:00001000 r4:e014b000 [ 1324.930462][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.931128][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.936342][ T32] r5:853f938c r4:853f9000 [ 1324.938933][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.939918][ T32] r7:ddde2d80 r6:83018200 r5:853f938c r4:83998980 [ 1324.940404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.941605][ T32] r10:61c88647 r9:83c74800 r8:839989ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.946704][ T32] r4:83998980 [ 1324.949679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.950254][ T32] r10:00000000 r9:83998980 r8:80287e08 r7:df9ede60 r6:830b8680 r5:83c74800 [ 1324.950771][ T32] r4:00000001 [ 1324.951148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.951727][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.952162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.952796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.953416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.953944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.954625][ T32] r4:84a32340 [ 1324.955879][ T32] INFO: task kworker/1:4:3127 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.958581][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.969760][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.973067][ T32] Call trace: [ 1324.973612][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.974211][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.974857][ T32] r4:00000000 [ 1324.975216][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.975861][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.978691][ T32] 5d20: e65a9000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.979652][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.979693][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.979724][ T32] r5:800f0013 r4:80239bb0 [ 1324.979747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.979822][ T32] r4:82ac21e4 [ 1324.979849][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.979906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.979934][ T32] r4:e0235dc0 [ 1324.979956][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.980006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.980029][ T32] r4:00000000 [ 1324.980050][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.980107][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.980137][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.980199][ T32] r5:00001000 r4:dfc4f000 [ 1324.980221][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.980268][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.980317][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.980338][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.980417][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.980450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.980509][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.980534][ T32] r4:84bd5300 [ 1324.980555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.980622][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.980651][ T32] r4:00000001 [ 1324.980673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.980715][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.980767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.980823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.980856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.980888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.980913][ T32] r4:84bc1080 [ 1324.980974][ T32] INFO: task kworker/0:10:3128 blocked for more than 451 seconds. [ 1324.981046][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.981092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.981136][ T32] task:kworker/0:10 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.981217][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.981289][ T32] Call trace: [ 1324.981373][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.981444][ T32] r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:838b9800 [ 1324.981469][ T32] r4:838b9800 [ 1324.981490][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.981544][ T32] r5:838b9800 r4:8291a680 [ 1324.981565][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.981624][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.981713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.981750][ T32] r4:00000000 [ 1324.981771][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.981828][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.981995][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.982053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514a400 [ 1324.982077][ T32] r4:00000000 [ 1324.982136][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.982226][ T32] r9:83018005 r8:838b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1324.982277][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.982345][ T32] r5:00001000 r4:dfb3b000 [ 1324.982398][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.982470][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.982525][ T32] r5:8521138c r4:85211000 [ 1324.982546][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.982638][ T32] r7:dddced80 r6:83018000 r5:8521138c r4:830b8580 [ 1324.982674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.982729][ T32] r10:61c88647 r9:838b9800 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.982753][ T32] r4:830b8580 [ 1324.982772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.982849][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:dfa05e60 r6:845d5600 r5:838b9800 [ 1324.982878][ T32] r4:00000001 [ 1324.982901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.982962][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.983023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.983060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.983093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.983131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.983184][ T32] r4:84a1d940 [ 1324.983633][ T32] INFO: task kworker/0:10:3128 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.983684][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.983801][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.983888][ T32] Call trace: [ 1324.984010][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.984073][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.984098][ T32] r4:00000000 [ 1324.984201][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.984272][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.984306][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.984360][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.984402][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.984489][ T32] r5:800f0013 r4:80239bb0 [ 1324.984539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.984598][ T32] r4:82ac21e4 [ 1324.984675][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.984744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.984798][ T32] r4:e0235dc0 [ 1324.984836][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.984910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.984938][ T32] r4:00000000 [ 1324.984959][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.985012][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.985055][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.985107][ T32] r5:00001000 r4:dfc4f000 [ 1324.985133][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.985187][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.985261][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.985294][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.985359][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.985412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.985469][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.985492][ T32] r4:84bd5300 [ 1324.985521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.985577][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.985601][ T32] r4:00000001 [ 1324.985650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.985735][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.985790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.985825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.985853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.985906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.985933][ T32] r4:84bc1080 [ 1324.985986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.986054][ T32] INFO: task kworker/1:5:3131 blocked for more than 451 seconds. [ 1324.986091][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.986139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.986177][ T32] task:kworker/1:5 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.986255][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.986312][ T32] Call trace: [ 1324.986346][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.986416][ T32] r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:838bd400 [ 1324.986444][ T32] r4:838bd400 [ 1324.986465][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.986547][ T32] r5:838bd400 r4:8291a680 [ 1324.986595][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.986655][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.986744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [ 1324.986807][ T32] r4:00000000 [ 1324.986848][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.986897][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.986945][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.987024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a327c0 [ 1324.987066][ T32] r4:00000000 [ 1324.987106][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.987168][ T32] r9:83018205 r8:838bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.987201][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.987275][ T32] r5:00001000 r4:e0659000 [ 1324.987368][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.987432][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.987490][ T32] r5:853f878c r4:853f8400 [ 1324.987513][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.987565][ T32] r7:ddde2d80 r6:83018200 r5:853f878c r4:83998900 [ 1324.987612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.987689][ T32] r10:61c88647 r9:838bd400 r8:8399892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.987719][ T32] r4:83998900 [ 1324.987763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.987843][ T32] r10:00000000 r9:83998900 r8:80287e08 r7:dfa3de60 r6:845d5580 r5:838bd400 [ 1324.987895][ T32] r4:00000001 [ 1324.987921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.987961][ T32] Exception stack(0xdfa15fb0 to 0xdfa15ff8) [ 1324.987989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.988055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.988111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.988180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.988246][ T32] r4:84a324c0 [ 1324.988497][ T32] INFO: task kworker/1:5:3131 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.988541][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.988637][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.988708][ T32] Call trace: [ 1324.988763][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.988843][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.988892][ T32] r4:00000000 [ 1324.988937][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.988985][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.989037][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.989074][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.989128][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.989179][ T32] r5:800f0013 r4:80239bb0 [ 1324.989205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.989251][ T32] r4:82ac21e4 [ 1324.989272][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.989636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.989669][ T32] r4:e0235dc0 [ 1324.989692][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.989751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.989775][ T32] r4:00000000 [ 1324.989794][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.989847][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.989869][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.989917][ T32] r5:00001000 r4:dfc4f000 [ 1324.989937][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.989979][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.990025][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.990045][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.990097][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.990124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.990178][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.990202][ T32] r4:84bd5300 [ 1324.990223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.990274][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.990297][ T32] r4:00000001 [ 1324.990317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.990357][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.990386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.990416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.990444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.990475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.990498][ T32] r4:84bc1080 [ 1324.990520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.990549][ T32] INFO: task kworker/0:11:3132 blocked for more than 451 seconds. [ 1324.990582][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.990606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.990630][ T32] task:kworker/0:11 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.990683][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.990726][ T32] Call trace: [ 1324.990758][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.990812][ T32] r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:838bc800 [ 1324.990836][ T32] r4:838bc800 [ 1324.990855][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.990901][ T32] r5:838bc800 r4:8291a680 [ 1324.990921][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.990963][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.991011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.991034][ T32] r4:00000000 [ 1324.991053][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.991090][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.991132][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.991179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067bc0 [ 1324.991204][ T32] r4:00000000 [ 1324.991224][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.991273][ T32] r9:83018005 r8:838bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.991294][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.991381][ T32] r5:00001000 r4:e075f000 [ 1324.991408][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.991453][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.991498][ T32] r5:851f438c r4:851f4000 [ 1324.991518][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.991614][ T32] r7:dddced80 r6:83018000 r5:851f438c r4:845d5d80 [ 1324.991638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.991730][ T32] r10:61c88647 r9:838bc800 r8:845d5dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.991758][ T32] r4:845d5d80 [ 1324.991778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.991830][ T32] r10:00000000 r9:845d5d80 r8:80287e08 r7:dfa45e60 r6:845d5900 r5:838bc800 [ 1324.991879][ T32] r4:00000001 [ 1324.991927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.991972][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.992001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.992053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.992086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.992143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.992171][ T32] r4:84a1dc00 [ 1324.992479][ T32] INFO: task kworker/0:11:3132 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.992521][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.992618][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.992677][ T32] Call trace: [ 1324.992713][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.992771][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.992796][ T32] r4:00000000 [ 1324.992818][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.992860][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.992912][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.992977][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.993061][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.993115][ T32] r5:800f0013 r4:80239bb0 [ 1324.993155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.993206][ T32] r4:82ac21e4 [ 1324.993249][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.993303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.993327][ T32] r4:e0235dc0 [ 1324.993348][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.993399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.993422][ T32] r4:00000000 [ 1324.993457][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.993512][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.993536][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.993604][ T32] r5:00001000 r4:dfc4f000 [ 1324.993650][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.993718][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.993789][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.993821][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.993922][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.993956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.994010][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.994050][ T32] r4:84bd5300 [ 1324.994073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.994185][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.994258][ T32] r4:00000001 [ 1324.994291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.994335][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.994411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.994450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.994479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.994512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.994535][ T32] r4:84bc1080 [ 1324.994555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.994581][ T32] INFO: task kworker/0:12:3134 blocked for more than 451 seconds. [ 1324.994622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.994672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.994699][ T32] task:kworker/0:12 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.994785][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.994847][ T32] Call trace: [ 1324.994895][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.994995][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:838bb000 [ 1324.995024][ T32] r4:838bb000 [ 1324.995045][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.995114][ T32] r5:838bb000 r4:8291a680 [ 1324.995143][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.995207][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.995298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.995353][ T32] r4:00000000 [ 1324.995384][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.995424][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.995462][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.995509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296340 [ 1324.995532][ T32] r4:00000000 [ 1324.995554][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.995605][ T32] r9:83018005 r8:838bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.995626][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.995671][ T32] r5:00001000 r4:dfd73000 [ 1324.995692][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.995756][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.995828][ T32] r5:8521238c r4:85212000 [ 1324.995852][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.995904][ T32] r7:dddced80 r6:83018000 r5:8521238c r4:845cef00 [ 1324.995926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.995999][ T32] r10:61c88647 r9:838bb000 r8:845cef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.996028][ T32] r4:845cef00 [ 1324.996058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.996139][ T32] r10:00000000 r9:845cef00 r8:80287e08 r7:dfa45e60 r6:84a30000 r5:838bb000 [ 1324.996167][ T32] r4:00000001 [ 1324.996208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.996251][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.996302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.996336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.996368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.996403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.996425][ T32] r4:84a1dd00 [ 1324.996659][ T32] INFO: task kworker/0:12:3134 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1324.996733][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.996821][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.996882][ T32] Call trace: [ 1324.996913][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.996970][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1324.996993][ T32] r4:00000000 [ 1324.997013][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.997102][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1324.997142][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1324.997174][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1324.997223][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.997254][ T32] r5:800f0013 r4:80239bb0 [ 1324.997294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.997380][ T32] r4:82ac21e4 [ 1324.997425][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.997480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1324.997514][ T32] r4:e0235dc0 [ 1324.997537][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.997586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1324.997636][ T32] r4:00000000 [ 1324.997661][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.997713][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.997744][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.997819][ T32] r5:00001000 r4:dfc4f000 [ 1324.997844][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1324.997928][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.998032][ T32] r5:84ba4f8c r4:84ba4c00 [ 1324.998086][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.998175][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1324.998202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.998267][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.998294][ T32] r4:84bd5300 [ 1324.998325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.998415][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1324.998449][ T32] r4:00000001 [ 1324.998485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.998553][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1324.998589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.998642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.998674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.998706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.998729][ T32] r4:84bc1080 [ 1324.998749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.998776][ T32] INFO: task kworker/0:13:3136 blocked for more than 451 seconds. [ 1324.998807][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1324.998831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.998863][ T32] task:kworker/0:13 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.998945][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.998990][ T32] Call trace: [ 1324.999028][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1324.999082][ T32] r10:8291a684 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:83ac3c00 [ 1324.999133][ T32] r4:83ac3c00 [ 1324.999187][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1324.999271][ T32] r5:83ac3c00 r4:8291a680 [ 1324.999629][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.999692][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.999743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.999794][ T32] r4:00000000 [ 1324.999841][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1324.999885][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.999926][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1324.999995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348dc0 [ 1325.000037][ T32] r4:00000000 [ 1325.000061][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.000144][ T32] r9:83018005 r8:83ac3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1325.000177][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.000227][ T32] r5:00001000 r4:e094b000 [ 1325.000248][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.000312][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.000363][ T32] r5:852dc78c r4:852dc400 [ 1325.000407][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.000464][ T32] r7:dddced80 r6:83018000 r5:852dc78c r4:84a30080 [ 1325.000487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.000539][ T32] r10:61c88647 r9:83ac3c00 r8:84a300ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.000563][ T32] r4:84a30080 [ 1325.000582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.000633][ T32] r10:00000000 r9:84a30080 r8:80287e08 r7:dfa59e60 r6:84a30100 r5:83ac3c00 [ 1325.000656][ T32] r4:00000001 [ 1325.000676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.000715][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1325.000745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.000783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.000812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.000844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.000867][ T32] r4:84a1de80 [ 1325.001181][ T32] INFO: task kworker/0:13:3136 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.001246][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.001326][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.001375][ T32] Call trace: [ 1325.001417][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.001476][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.001524][ T32] r4:00000000 [ 1325.001550][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.001595][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.001625][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.001655][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.001682][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.001733][ T32] r5:800f0013 r4:80239bb0 [ 1325.001759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.001804][ T32] r4:82ac21e4 [ 1325.001825][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.001881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.001919][ T32] r4:e0235dc0 [ 1325.001975][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.002050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.002144][ T32] r4:00000000 [ 1325.002172][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.002239][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.002270][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.002348][ T32] r5:00001000 r4:dfc4f000 [ 1325.002381][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.002425][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.002471][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.002491][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.002560][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.002626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.002696][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.002722][ T32] r4:84bd5300 [ 1325.002743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.002795][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.002818][ T32] r4:00000001 [ 1325.002838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.002877][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.002905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.002936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.002990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.003027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.003082][ T32] r4:84bc1080 [ 1325.003158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.003198][ T32] INFO: task kworker/0:14:3138 blocked for more than 451 seconds. [ 1325.003233][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.003259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.003282][ T32] task:kworker/0:14 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.003394][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.003449][ T32] Call trace: [ 1325.003480][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.003535][ T32] r10:8291a684 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:83ac6c00 [ 1325.003558][ T32] r4:83ac6c00 [ 1325.003578][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.003625][ T32] r5:83ac6c00 r4:8291a680 [ 1325.003646][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.003687][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.003734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1325.003768][ T32] r4:00000000 [ 1325.003792][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.003832][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.003879][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.003930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445bc0 [ 1325.003976][ T32] r4:00000000 [ 1325.004001][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.004052][ T32] r9:83018005 r8:83ac6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.004074][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.004125][ T32] r5:00001000 r4:dff1d000 [ 1325.004147][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.004241][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.004318][ T32] r5:85489b8c r4:85489800 [ 1325.004343][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.004417][ T32] r7:dddced80 r6:83018000 r5:85489b8c r4:84a30180 [ 1325.004457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.004513][ T32] r10:61c88647 r9:83ac6c00 r8:84a301ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.004559][ T32] r4:84a30180 [ 1325.004589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.004663][ T32] r10:00000000 r9:84a30180 r8:80287e08 r7:dfa65e60 r6:84a30200 r5:83ac6c00 [ 1325.004710][ T32] r4:00000001 [ 1325.004734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.004775][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1325.004813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.004869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.004917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.004990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.005017][ T32] r4:84a15000 [ 1325.005237][ T32] INFO: task kworker/0:14:3138 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.005277][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.005361][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.005406][ T32] Call trace: [ 1325.005437][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.005491][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.005515][ T32] r4:00000000 [ 1325.005535][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.005576][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.005630][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.005666][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.005693][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.005740][ T32] r5:800f0013 r4:80239bb0 [ 1325.005765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.005833][ T32] r4:82ac21e4 [ 1325.005867][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.005942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.005986][ T32] r4:e0235dc0 [ 1325.006011][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.006059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.006082][ T32] r4:00000000 [ 1325.006102][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.006157][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.006180][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.006226][ T32] r5:00001000 r4:dfc4f000 [ 1325.006246][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.006287][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.006356][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.006398][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.006455][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.006478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.006557][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.006584][ T32] r4:84bd5300 [ 1325.006605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.006678][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.006727][ T32] r4:00000001 [ 1325.006773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.006825][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.006856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.006898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.006950][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.007008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.007035][ T32] r4:84bc1080 [ 1325.007077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.007130][ T32] INFO: task kworker/0:15:3140 blocked for more than 451 seconds. [ 1325.007162][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.007187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.007238][ T32] task:kworker/0:15 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.007312][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.007477][ T32] Call trace: [ 1325.007529][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.007609][ T32] r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:83ac1800 [ 1325.007657][ T32] r4:83ac1800 [ 1325.007682][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.007731][ T32] r5:83ac1800 r4:8291a680 [ 1325.007780][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.007835][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.007893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1325.007920][ T32] r4:00000000 [ 1325.007941][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.007979][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.008016][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.008084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af440 [ 1325.008136][ T32] r4:00000000 [ 1325.008161][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.008221][ T32] r9:83018005 r8:83ac1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.008256][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.008332][ T32] r5:00001000 r4:eb077000 [ 1325.008369][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.008437][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.008510][ T32] r5:84919f8c r4:84919c00 [ 1325.008542][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.008601][ T32] r7:dddced80 r6:83018000 r5:84919f8c r4:84a30280 [ 1325.008624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.008676][ T32] r10:61c88647 r9:83ac1800 r8:84a302ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.008699][ T32] r4:84a30280 [ 1325.008719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.008790][ T32] r10:00000000 r9:84a30280 r8:80287e08 r7:dfa71e60 r6:84a30300 r5:83ac1800 [ 1325.008842][ T32] r4:00000001 [ 1325.008880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.008922][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1325.008988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.009046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.009079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.009135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.009186][ T32] r4:84a15000 [ 1325.009810][ T32] INFO: task kworker/0:15:3140 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.009878][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.009947][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.010014][ T32] Call trace: [ 1325.010052][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.010113][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.010165][ T32] r4:00000000 [ 1325.010191][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.010246][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.010282][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.010315][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.010342][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.010378][ T32] r5:800f0013 r4:80239bb0 [ 1325.010402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.010448][ T32] r4:82ac21e4 [ 1325.010489][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.010546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.010570][ T32] r4:e0235dc0 [ 1325.010590][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.010638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.010670][ T32] r4:00000000 [ 1325.010712][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.010769][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.010814][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.010865][ T32] r5:00001000 r4:dfc4f000 [ 1325.010887][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.010929][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.010975][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.010997][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.011048][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.011097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.011158][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.011191][ T32] r4:84bd5300 [ 1325.011215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.011268][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.011291][ T32] r4:00000001 [ 1325.011311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.011393][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.011437][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.011473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.011502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.011535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.011587][ T32] r4:84bc1080 [ 1325.011614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.011643][ T32] INFO: task kworker/0:16:3141 blocked for more than 451 seconds. [ 1325.011676][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.011723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.011751][ T32] task:kworker/0:16 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.011840][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.011921][ T32] Call trace: [ 1325.011990][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.012069][ T32] r10:8291a684 r9:dfa95d84 r8:00000002 r7:60000013 r6:dfa95d8c r5:84158c00 [ 1325.012110][ T32] r4:84158c00 [ 1325.012139][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.012187][ T32] r5:84158c00 r4:8291a680 [ 1325.012208][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.012267][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.012328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1325.012365][ T32] r4:00000000 [ 1325.012409][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.012476][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.012546][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.012638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d1e80 [ 1325.012665][ T32] r4:00000000 [ 1325.012687][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.012738][ T32] r9:83018005 r8:84158c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1325.012759][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.012804][ T32] r5:00001000 r4:dfc87000 [ 1325.012824][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.012866][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.012911][ T32] r5:8491ab8c r4:8491a800 [ 1325.012931][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.013020][ T32] r7:dddced80 r6:83018000 r5:8491ab8c r4:84a30380 [ 1325.013046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.013138][ T32] r10:61c88647 r9:84158c00 r8:84a303ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.013196][ T32] r4:84a30380 [ 1325.013222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.013275][ T32] r10:00000000 r9:84a30380 r8:80287e08 r7:dfa71e60 r6:84a30400 r5:84158c00 [ 1325.013299][ T32] r4:00000001 [ 1325.013339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.013387][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1325.013418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.013448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.013476][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.013508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.013531][ T32] r4:84a15200 [ 1325.013759][ T32] INFO: task kworker/0:16:3141 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.013799][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.013911][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.013961][ T32] Call trace: [ 1325.014007][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.014074][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.014103][ T32] r4:00000000 [ 1325.014127][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.014210][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.014261][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.014294][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.014321][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.014347][ T32] r5:800f0013 r4:80239bb0 [ 1325.014371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.014418][ T32] r4:82ac21e4 [ 1325.014439][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.014486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.014510][ T32] r4:e0235dc0 [ 1325.014530][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.014577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.014600][ T32] r4:00000000 [ 1325.014619][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.014669][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.014710][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.014782][ T32] r5:00001000 r4:dfc4f000 [ 1325.014807][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.014872][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.014923][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.014944][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.015006][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.015032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.015122][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.015149][ T32] r4:84bd5300 [ 1325.015171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.015223][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.015246][ T32] r4:00000001 [ 1325.015266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.015304][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.015363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.015402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.015431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.015465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.015501][ T32] r4:84bc1080 [ 1325.015544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.015600][ T32] INFO: task kworker/1:6:3145 blocked for more than 451 seconds. [ 1325.015634][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.015659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.015683][ T32] task:kworker/1:6 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.015768][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.015815][ T32] Call trace: [ 1325.015846][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.015900][ T32] r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:84223000 [ 1325.015934][ T32] r4:84223000 [ 1325.015967][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.016018][ T32] r5:84223000 r4:8291a680 [ 1325.016039][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.016080][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.016134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1325.016158][ T32] r4:00000000 [ 1325.016178][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.016225][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.016287][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.016347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336a00 [ 1325.016375][ T32] r4:00000000 [ 1325.016396][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.016446][ T32] r9:83018205 r8:84223000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1325.016468][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.016512][ T32] r5:00001000 r4:ead63000 [ 1325.016532][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.016574][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.016619][ T32] r5:8442838c r4:84428000 [ 1325.016639][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.016711][ T32] r7:ddde2d80 r6:83018200 r5:8442838c r4:83998b00 [ 1325.016737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.016791][ T32] r10:61c88647 r9:84223000 r8:83998b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.016837][ T32] r4:83998b00 [ 1325.016862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.016934][ T32] r10:00000000 r9:83998b00 r8:80287e08 r7:dfa3de60 r6:84a30480 r5:84223000 [ 1325.016962][ T32] r4:00000001 [ 1325.017004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.017047][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1325.017075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.017106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.017140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.017172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.017207][ T32] r4:84a329c0 [ 1325.017423][ T32] INFO: task kworker/1:6:3145 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.017495][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.017559][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.017604][ T32] Call trace: [ 1325.017635][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.017690][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.017713][ T32] r4:00000000 [ 1325.017763][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.017812][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.017843][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.017891][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.017931][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.017957][ T32] r5:800f0013 r4:80239bb0 [ 1325.018009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.018058][ T32] r4:82ac21e4 [ 1325.018100][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.018164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.018216][ T32] r4:e0235dc0 [ 1325.018241][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.018289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.018312][ T32] r4:00000000 [ 1325.018332][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.018381][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.018426][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.018476][ T32] r5:00001000 r4:dfc4f000 [ 1325.018498][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.018540][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.018589][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.018609][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.018660][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.018704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.018761][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.018784][ T32] r4:84bd5300 [ 1325.018818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.018873][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.018896][ T32] r4:00000001 [ 1325.018916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.018973][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.019010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.019064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.019095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.019132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.019181][ T32] r4:84bc1080 [ 1325.019231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.019624][ T32] INFO: task kworker/0:17:3147 blocked for more than 451 seconds. [ 1325.019687][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.019715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.019740][ T32] task:kworker/0:17 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.019795][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.019849][ T32] Call trace: [ 1325.019881][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.019940][ T32] r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:84226c00 [ 1325.019976][ T32] r4:84226c00 [ 1325.020001][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.020073][ T32] r5:84226c00 r4:8291a680 [ 1325.020098][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.020147][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.020227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1325.020256][ T32] r4:00000000 [ 1325.020276][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.020328][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.020400][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.020451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85363740 [ 1325.020475][ T32] r4:00000000 [ 1325.020519][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.020574][ T32] r9:83018005 r8:84226c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1325.020597][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.020642][ T32] r5:00001000 r4:eb1d9000 [ 1325.020663][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.020728][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.020778][ T32] r5:855b9b8c r4:855b9800 [ 1325.020821][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.020878][ T32] r7:dddced80 r6:83018000 r5:855b9b8c r4:84a30500 [ 1325.020900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.020952][ T32] r10:61c88647 r9:84226c00 r8:84a3052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.020975][ T32] r4:84a30500 [ 1325.020995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.021046][ T32] r10:00000000 r9:84a30500 r8:80287e08 r7:dfa71e60 r6:84a30580 r5:84226c00 [ 1325.021069][ T32] r4:00000001 [ 1325.021088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.021134][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1325.021163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.021205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.021260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.021296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.021334][ T32] r4:84a15540 [ 1325.021663][ T32] INFO: task kworker/0:17:3147 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.021707][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.021767][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.021827][ T32] Call trace: [ 1325.021927][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.021987][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.022012][ T32] r4:00000000 [ 1325.022054][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.022102][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.022140][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.022195][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.022249][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.022279][ T32] r5:800f0013 r4:80239bb0 [ 1325.022300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.022367][ T32] r4:82ac21e4 [ 1325.022428][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.022482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.022521][ T32] r4:e0235dc0 [ 1325.022572][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.022652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.022702][ T32] r4:00000000 [ 1325.022728][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.022782][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.022805][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.022873][ T32] r5:00001000 r4:dfc4f000 [ 1325.022922][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.022987][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.023076][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.023102][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.023162][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.023210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.023267][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.023358][ T32] r4:84bd5300 [ 1325.023420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.023480][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.023505][ T32] r4:00000001 [ 1325.023560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.023610][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.023663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.023697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.023726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.023776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.023803][ T32] r4:84bc1080 [ 1325.023825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.023874][ T32] INFO: task kworker/1:7:3150 blocked for more than 451 seconds. [ 1325.023909][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.023934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.023958][ T32] task:kworker/1:7 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.024031][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.024098][ T32] Call trace: [ 1325.024157][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.024253][ T32] r10:8291a684 r9:dfa89d84 r8:00000002 r7:60000013 r6:dfa89d8c r5:83824800 [ 1325.024279][ T32] r4:83824800 [ 1325.024300][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.024347][ T32] r5:83824800 r4:8291a680 [ 1325.024376][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.024484][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.024539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1325.024564][ T32] r4:00000000 [ 1325.024584][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.024622][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.024658][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.024726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595eec0 [ 1325.024754][ T32] r4:00000000 [ 1325.024775][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.024838][ T32] r9:83018205 r8:83824800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1325.024863][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.024911][ T32] r5:00001000 r4:eb095000 [ 1325.024931][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.024972][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.025040][ T32] r5:85994b8c r4:85994800 [ 1325.025065][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.025127][ T32] r7:ddde2d80 r6:83018200 r5:85994b8c r4:83998c80 [ 1325.025155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.025220][ T32] r10:61c88647 r9:83824800 r8:83998cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.025257][ T32] r4:83998c80 [ 1325.025287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.025342][ T32] r10:00000000 r9:83998c80 r8:80287e08 r7:dfab1e60 r6:83998d00 r5:83824800 [ 1325.025365][ T32] r4:00000001 [ 1325.025387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.025425][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 1325.025463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.025508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.025563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.025598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.025643][ T32] r4:84a32a40 [ 1325.025860][ T32] INFO: task kworker/1:7:3150 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.025910][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.025995][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.026056][ T32] Call trace: [ 1325.026088][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.026173][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.026201][ T32] r4:00000000 [ 1325.026224][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.026269][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.026301][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.026333][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.026360][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.026386][ T32] r5:800f0013 r4:80239bb0 [ 1325.026407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.026452][ T32] r4:82ac21e4 [ 1325.026474][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.026552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.026582][ T32] r4:e0235dc0 [ 1325.026625][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.026678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.026723][ T32] r4:00000000 [ 1325.026748][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.026801][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.026825][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.026873][ T32] r5:00001000 r4:dfc4f000 [ 1325.026894][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.026958][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.027011][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.027032][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.027103][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.027181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.027240][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.027264][ T32] r4:84bd5300 [ 1325.027308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.027401][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.027427][ T32] r4:00000001 [ 1325.027467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.027512][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.027542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.027575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.027604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.027636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.027660][ T32] r4:84bc1080 [ 1325.027704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.027735][ T32] INFO: task kworker/1:8:3151 blocked for more than 451 seconds. [ 1325.027777][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.027815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.027865][ T32] task:kworker/1:8 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.027920][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.027963][ T32] Call trace: [ 1325.028022][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.028088][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:83c72400 [ 1325.028121][ T32] r4:83c72400 [ 1325.028144][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.028192][ T32] r5:83c72400 r4:8291a680 [ 1325.028212][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.028257][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.028307][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1325.028331][ T32] r4:00000000 [ 1325.028366][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.028433][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.028499][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.028552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a32ac0 [ 1325.028581][ T32] r4:00000000 [ 1325.028602][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.028679][ T32] r9:83018205 r8:83c72400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.028706][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.028754][ T32] r5:00001000 r4:dfb83000 [ 1325.028775][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.028816][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.028863][ T32] r5:85545b8c r4:85545800 [ 1325.028895][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.028949][ T32] r7:ddde2d80 r6:83018200 r5:85545b8c r4:83998d80 [ 1325.028992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.029050][ T32] r10:61c88647 r9:83c72400 r8:83998dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.029095][ T32] r4:83998d80 [ 1325.029124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.029199][ T32] r10:00000000 r9:83998d80 r8:80287e08 r7:dfa89e60 r6:83998e00 r5:83c72400 [ 1325.029285][ T32] r4:00000001 [ 1325.031291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.031393][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1325.031441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.031475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.031527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.031566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.031593][ T32] r4:84a32a40 [ 1325.031929][ T32] INFO: task kworker/1:8:3151 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.031979][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.032077][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.032156][ T32] Call trace: [ 1325.032303][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.032374][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.032412][ T32] r4:00000000 [ 1325.032460][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.032578][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.032687][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.032749][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.032783][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.032810][ T32] r5:800f0013 r4:80239bb0 [ 1325.032833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.032881][ T32] r4:82ac21e4 [ 1325.032903][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.032952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.032978][ T32] r4:e0235dc0 [ 1325.033052][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.033114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.033145][ T32] r4:00000000 [ 1325.033188][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.033246][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.033270][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.033334][ T32] r5:00001000 r4:dfc4f000 [ 1325.033372][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.033458][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.033542][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.033598][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.033710][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.033747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.033825][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.033875][ T32] r4:84bd5300 [ 1325.033903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.033956][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.033982][ T32] r4:00000001 [ 1325.034003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.034042][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.034096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.034150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.034222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.034266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.034291][ T32] r4:84bc1080 [ 1325.034360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.034421][ T32] INFO: task kworker/0:18:3153 blocked for more than 451 seconds. [ 1325.034458][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.034499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.034528][ T32] task:kworker/0:18 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.034629][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.034730][ T32] Call trace: [ 1325.034774][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.034852][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:83242400 [ 1325.034902][ T32] r4:83242400 [ 1325.034926][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.034976][ T32] r5:83242400 r4:8291a680 [ 1325.034997][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.035039][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.035087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1325.035112][ T32] r4:00000000 [ 1325.035162][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.035206][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.035267][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.035319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85346bc0 [ 1325.035379][ T32] r4:00000000 [ 1325.035402][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.035454][ T32] r9:83018005 r8:83242400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1325.035494][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.035566][ T32] r5:00001000 r4:ead1d000 [ 1325.035591][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.035658][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.035731][ T32] r5:855ba78c r4:855ba400 [ 1325.035778][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.035833][ T32] r7:dddced80 r6:83018000 r5:855ba78c r4:84a30600 [ 1325.035855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.035912][ T32] r10:61c88647 r9:83242400 r8:84a3062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.035947][ T32] r4:84a30600 [ 1325.035972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.036026][ T32] r10:00000000 r9:84a30600 r8:80287e08 r7:dfabde60 r6:83998f00 r5:83242400 [ 1325.036050][ T32] r4:00000001 [ 1325.036070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.036109][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1325.036145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.036176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.036207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.036262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.036300][ T32] r4:84a15a80 [ 1325.036518][ T32] INFO: task kworker/0:18:3153 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.036581][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.036673][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.036726][ T32] Call trace: [ 1325.036784][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.036842][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.036868][ T32] r4:00000000 [ 1325.036889][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.036932][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.036972][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.037007][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.037034][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.037083][ T32] r5:800f0013 r4:80239bb0 [ 1325.037156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.037207][ T32] r4:82ac21e4 [ 1325.037228][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.037289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.037316][ T32] r4:e0235dc0 [ 1325.037361][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.037413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.037436][ T32] r4:00000000 [ 1325.037479][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.037557][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.037583][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.037630][ T32] r5:00001000 r4:dfc4f000 [ 1325.037660][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.037706][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.037752][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.037781][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.037848][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.037874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.037960][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.037987][ T32] r4:84bd5300 [ 1325.038008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.038060][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.038105][ T32] r4:00000001 [ 1325.038136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.038176][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.038204][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.038234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.038284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.038323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.038349][ T32] r4:84bc1080 [ 1325.038370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.038397][ T32] INFO: task kworker/0:19:3155 blocked for more than 451 seconds. [ 1325.038428][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.038452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.038476][ T32] task:kworker/0:19 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.038525][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.038571][ T32] Call trace: [ 1325.038602][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.038654][ T32] r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:844e9800 [ 1325.038678][ T32] r4:844e9800 [ 1325.038698][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.038744][ T32] r5:844e9800 r4:8291a680 [ 1325.038766][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.038807][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.038876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1325.038925][ T32] r4:00000000 [ 1325.038949][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.038989][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.039027][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.039094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a15c40 [ 1325.039135][ T32] r4:00000000 [ 1325.039160][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.039212][ T32] r9:83018005 r8:844e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1325.039278][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.039668][ T32] r5:00001000 r4:e0905000 [ 1325.039699][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.039756][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.039803][ T32] r5:855bbb8c r4:855bb800 [ 1325.039824][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.039960][ T32] r7:dddced80 r6:83018000 r5:855bbb8c r4:84a30680 [ 1325.040005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.040096][ T32] r10:61c88647 r9:844e9800 r8:84a306ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.040156][ T32] r4:84a30680 [ 1325.040185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.040287][ T32] r10:00000000 r9:84a30680 r8:80287e08 r7:dfac9e60 r6:83998f80 r5:844e9800 [ 1325.040329][ T32] r4:00000001 [ 1325.040376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.040455][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1325.040515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.040599][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.040633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.040691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.040720][ T32] r4:84a15b00 [ 1325.041028][ T32] INFO: task kworker/0:19:3155 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.041068][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.041141][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.041190][ T32] Call trace: [ 1325.041221][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.041279][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.041315][ T32] r4:00000000 [ 1325.041340][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.041419][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.041454][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.041486][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.041536][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.041566][ T32] r5:800f0013 r4:80239bb0 [ 1325.041614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.041664][ T32] r4:82ac21e4 [ 1325.041686][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.041735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.041758][ T32] r4:e0235dc0 [ 1325.041830][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.041902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.041929][ T32] r4:00000000 [ 1325.041950][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.042023][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.042049][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.042123][ T32] r5:00001000 r4:dfc4f000 [ 1325.042150][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.042215][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.042288][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.042312][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.042366][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.042392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.042445][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.042468][ T32] r4:84bd5300 [ 1325.042488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.042561][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.042619][ T32] r4:00000001 [ 1325.042654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.042696][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.042747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.042782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.042811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.042864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.042891][ T32] r4:84bc1080 [ 1325.042913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.043002][ T32] INFO: task kworker/1:9:3157 blocked for more than 451 seconds. [ 1325.043081][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.043110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.043161][ T32] task:kworker/1:9 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.043240][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.043284][ T32] Call trace: [ 1325.043315][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.043405][ T32] r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:83b42400 [ 1325.043454][ T32] r4:83b42400 [ 1325.043480][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.043529][ T32] r5:83b42400 r4:8291a680 [ 1325.043572][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.043638][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.043689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1325.043713][ T32] r4:00000000 [ 1325.043732][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.043781][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.043823][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.043870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595ecc0 [ 1325.043894][ T32] r4:00000000 [ 1325.043940][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.044013][ T32] r9:83018205 r8:83b42400 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1325.044045][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.044136][ T32] r5:00001000 r4:dfb5b000 [ 1325.044167][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.044250][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.044311][ T32] r5:8599438c r4:85994000 [ 1325.044339][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.044396][ T32] r7:ddde2d80 r6:83018200 r5:8599438c r4:83998a80 [ 1325.044418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.044488][ T32] r10:61c88647 r9:83b42400 r8:83998aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.044517][ T32] r4:83998a80 [ 1325.044558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.044615][ T32] r10:00000000 r9:83998a80 r8:80287e08 r7:dfa89e60 r6:83998e80 r5:83b42400 [ 1325.044667][ T32] r4:00000001 [ 1325.044719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.044766][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1325.044794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.044824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.044890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.044950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.045009][ T32] r4:84a32fc0 [ 1325.045255][ T32] INFO: task kworker/1:9:3157 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.045321][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.045389][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.045488][ T32] Call trace: [ 1325.045558][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.045630][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.045667][ T32] r4:00000000 [ 1325.045691][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.045735][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.045789][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.045825][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.045870][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.045899][ T32] r5:800f0013 r4:80239bb0 [ 1325.045931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.046022][ T32] r4:82ac21e4 [ 1325.046072][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.046139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.046172][ T32] r4:e0235dc0 [ 1325.046195][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.046244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.046267][ T32] r4:00000000 [ 1325.046289][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.046340][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.046377][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.046452][ T32] r5:00001000 r4:dfc4f000 [ 1325.046476][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.046551][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.046602][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.046622][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.046696][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.046744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.046801][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.046847][ T32] r4:84bd5300 [ 1325.046892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.046997][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.047075][ T32] r4:00000001 [ 1325.047130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.047198][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.047233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.047267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.047295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.047352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.047391][ T32] r4:84bc1080 [ 1325.047415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.047443][ T32] INFO: task kworker/0:20:3158 blocked for more than 451 seconds. [ 1325.047475][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.047513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.047542][ T32] task:kworker/0:20 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.047606][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.047649][ T32] Call trace: [ 1325.047680][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.047734][ T32] r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83b43000 [ 1325.047790][ T32] r4:83b43000 [ 1325.047862][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.047928][ T32] r5:83b43000 r4:8291a680 [ 1325.047949][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.048013][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.048073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1325.048099][ T32] r4:00000000 [ 1325.048135][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.048179][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.048240][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.048331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855726c0 [ 1325.048377][ T32] r4:00000000 [ 1325.048424][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.048506][ T32] r9:83018005 r8:83b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1325.048542][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.048626][ T32] r5:00001000 r4:ebb9d000 [ 1325.048655][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.048701][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.048747][ T32] r5:8491bf8c r4:8491bc00 [ 1325.048767][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.048817][ T32] r7:dddced80 r6:83018000 r5:8491bf8c r4:84a30700 [ 1325.048860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.048948][ T32] r10:61c88647 r9:83b43000 r8:84a3072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.048975][ T32] r4:84a30700 [ 1325.049017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.049075][ T32] r10:00000000 r9:84a30700 r8:80287e08 r7:dfaf5e60 r6:83998400 r5:83b43000 [ 1325.049101][ T32] r4:00000001 [ 1325.049129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.049169][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1325.049197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.049227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.049629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.049675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.049701][ T32] r4:84a15b80 [ 1325.050008][ T32] INFO: task kworker/0:20:3158 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.050048][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.050138][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.050197][ T32] Call trace: [ 1325.050240][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.050303][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.050327][ T32] r4:00000000 [ 1325.050348][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.050395][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.050426][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.050466][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.050514][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.050601][ T32] r5:800f0013 r4:80239bb0 [ 1325.050661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.050745][ T32] r4:82ac21e4 [ 1325.050768][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.050819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.050855][ T32] r4:e0235dc0 [ 1325.050880][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.050952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.050985][ T32] r4:00000000 [ 1325.051007][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.051060][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.051082][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.051154][ T32] r5:00001000 r4:dfc4f000 [ 1325.051201][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.051249][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.051342][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.051381][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.051437][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.051460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.051536][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.051565][ T32] r4:84bd5300 [ 1325.051586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.051638][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.051662][ T32] r4:00000001 [ 1325.051682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.051741][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.051774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.051826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.051881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.051926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.051961][ T32] r4:84bc1080 [ 1325.051986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.052025][ T32] INFO: task kworker/0:21:3160 blocked for more than 451 seconds. [ 1325.052062][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.052128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.052156][ T32] task:kworker/0:21 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.052225][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.052302][ T32] Call trace: [ 1325.052359][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.052431][ T32] r10:8291a684 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:83b40000 [ 1325.052459][ T32] r4:83b40000 [ 1325.052480][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.052527][ T32] r5:83b40000 r4:8291a680 [ 1325.052547][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.052626][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.052698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1325.052750][ T32] r4:00000000 [ 1325.052773][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.052813][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.052851][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.052897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85572200 [ 1325.052943][ T32] r4:00000000 [ 1325.052967][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.053055][ T32] r9:83018005 r8:83b40000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1325.053092][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.053172][ T32] r5:00001000 r4:e05ef000 [ 1325.053198][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.053242][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.053297][ T32] r5:8491b38c r4:8491b000 [ 1325.053343][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.053431][ T32] r7:dddced80 r6:83018000 r5:8491b38c r4:84a30780 [ 1325.053457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.053532][ T32] r10:61c88647 r9:83b40000 r8:84a307ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.053582][ T32] r4:84a30780 [ 1325.053627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.053683][ T32] r10:00000000 r9:84a30780 r8:80287e08 r7:dfb05e60 r6:83998500 r5:83b40000 [ 1325.053727][ T32] r4:00000001 [ 1325.053760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.053811][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1325.053843][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.053895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.053936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.053979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.054028][ T32] r4:84a15a00 [ 1325.054284][ T32] INFO: task kworker/0:21:3160 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.054334][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.054436][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.054513][ T32] Call trace: [ 1325.054591][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.054653][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.054688][ T32] r4:00000000 [ 1325.054712][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.054756][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.054787][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.054827][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.054857][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.054907][ T32] r5:800f0013 r4:80239bb0 [ 1325.054987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.055046][ T32] r4:82ac21e4 [ 1325.055072][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.055134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.055185][ T32] r4:e0235dc0 [ 1325.055210][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.055259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.055303][ T32] r4:00000000 [ 1325.055355][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.055442][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.055480][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.055532][ T32] r5:00001000 r4:dfc4f000 [ 1325.055553][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.055595][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.055640][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.055660][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.055711][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.055754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.055811][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.055888][ T32] r4:84bd5300 [ 1325.055920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.055976][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.056001][ T32] r4:00000001 [ 1325.056031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.056074][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.056102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.056138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.056195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.056231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.056262][ T32] r4:84bc1080 [ 1325.056289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.056317][ T32] INFO: task kworker/0:22:3161 blocked for more than 451 seconds. [ 1325.056349][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.056374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.056398][ T32] task:kworker/0:22 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.056447][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.056511][ T32] Call trace: [ 1325.056547][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.056602][ T32] r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:844ed400 [ 1325.056708][ T32] r4:844ed400 [ 1325.056732][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.056780][ T32] r5:844ed400 r4:8291a680 [ 1325.056801][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.056843][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.056891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1325.056915][ T32] r4:00000000 [ 1325.056935][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.056996][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.057048][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.057095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577af80 [ 1325.057164][ T32] r4:00000000 [ 1325.057211][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.057287][ T32] r9:83018005 r8:844ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1325.057313][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.057382][ T32] r5:00001000 r4:eb991000 [ 1325.057429][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.057475][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.057545][ T32] r5:856d4b8c r4:856d4800 [ 1325.057572][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.057644][ T32] r7:dddced80 r6:83018000 r5:856d4b8c r4:84a30800 [ 1325.057670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.057722][ T32] r10:61c88647 r9:844ed400 r8:84a3082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.057746][ T32] r4:84a30800 [ 1325.057765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.057829][ T32] r10:00000000 r9:84a30800 r8:80287e08 r7:dfb19e60 r6:83998800 r5:844ed400 [ 1325.057857][ T32] r4:00000001 [ 1325.057877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.057939][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1325.057970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.058002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.058031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.058062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.058107][ T32] r4:84a15a00 [ 1325.058328][ T32] INFO: task kworker/0:22:3161 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.058377][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.058439][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.058521][ T32] Call trace: [ 1325.058577][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.058634][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.058657][ T32] r4:00000000 [ 1325.058678][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.058721][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.058775][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.058809][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.058837][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.058862][ T32] r5:800f0013 r4:80239bb0 [ 1325.058884][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.058928][ T32] r4:82ac21e4 [ 1325.058948][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.058996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.059060][ T32] r4:e0235dc0 [ 1325.059107][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.059165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.059188][ T32] r4:00000000 [ 1325.059209][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.059572][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.059631][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.059695][ T32] r5:00001000 r4:dfc4f000 [ 1325.059730][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.059785][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.059844][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.059882][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.059940][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.059981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.060051][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.060078][ T32] r4:84bd5300 [ 1325.060125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.060230][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.060258][ T32] r4:00000001 [ 1325.060325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.060391][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.060446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.060481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.060510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.060542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.060566][ T32] r4:84bc1080 [ 1325.060589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.060618][ T32] INFO: task kworker/0:23:3164 blocked for more than 451 seconds. [ 1325.060651][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.060675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.060699][ T32] task:kworker/0:23 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.060762][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.060843][ T32] Call trace: [ 1325.060879][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.060935][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83b45400 [ 1325.060959][ T32] r4:83b45400 [ 1325.061010][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.061088][ T32] r5:83b45400 r4:8291a680 [ 1325.061146][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.061245][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.061306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1325.061388][ T32] r4:00000000 [ 1325.061426][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.061469][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.061511][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.061595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790400 [ 1325.061621][ T32] r4:00000000 [ 1325.061643][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.061696][ T32] r9:83018005 r8:83b45400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.061718][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.061778][ T32] r5:00001000 r4:dfd0d000 [ 1325.061803][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.061860][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.061913][ T32] r5:856d5b8c r4:856d5800 [ 1325.061952][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.062009][ T32] r7:dddced80 r6:83018000 r5:856d5b8c r4:84a30880 [ 1325.062031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.062113][ T32] r10:61c88647 r9:83b45400 r8:84a308ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.062175][ T32] r4:84a30880 [ 1325.062220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.062277][ T32] r10:00000000 r9:84a30880 r8:80287e08 r7:dfb1de60 r6:83998680 r5:83b45400 [ 1325.062300][ T32] r4:00000001 [ 1325.062340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.062388][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1325.062417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.062447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.062475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.062509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.062532][ T32] r4:84a32f00 [ 1325.062865][ T32] INFO: task kworker/0:23:3164 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.062912][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.063023][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.063097][ T32] Call trace: [ 1325.063165][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.063256][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.063287][ T32] r4:00000000 [ 1325.063308][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.063393][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.063450][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.063484][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.063521][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.063572][ T32] r5:800f0013 r4:80239bb0 [ 1325.063620][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.063670][ T32] r4:82ac21e4 [ 1325.063714][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.063767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.063791][ T32] r4:e0235dc0 [ 1325.063835][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.063886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.063909][ T32] r4:00000000 [ 1325.063929][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.063979][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.064001][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.064068][ T32] r5:00001000 r4:dfc4f000 [ 1325.064093][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.064143][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.064238][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.064262][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.064318][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.064362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.064444][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.064472][ T32] r4:84bd5300 [ 1325.064514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.064591][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.064618][ T32] r4:00000001 [ 1325.064638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.064678][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.064706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.064736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.064786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.064821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.064866][ T32] r4:84bc1080 [ 1325.064913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.064965][ T32] INFO: task kworker/0:24:3166 blocked for more than 451 seconds. [ 1325.065023][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.065072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.065132][ T32] task:kworker/0:24 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.065198][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.065315][ T32] Call trace: [ 1325.065376][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.065460][ T32] r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:844b0000 [ 1325.065526][ T32] r4:844b0000 [ 1325.065621][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.065706][ T32] r5:844b0000 r4:8291a680 [ 1325.065766][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.065866][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.065925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1325.065951][ T32] r4:00000000 [ 1325.065972][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.066010][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.066049][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.066095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d9c0 [ 1325.066123][ T32] r4:00000000 [ 1325.066145][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.066205][ T32] r9:83018005 r8:844b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1325.066231][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.066300][ T32] r5:00001000 r4:dfb23000 [ 1325.066325][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.066392][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.066500][ T32] r5:856d7b8c r4:856d7800 [ 1325.066526][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.066603][ T32] r7:dddced80 r6:83018000 r5:856d7b8c r4:84a30900 [ 1325.066631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.066710][ T32] r10:61c88647 r9:844b0000 r8:84a3092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.066738][ T32] r4:84a30900 [ 1325.066758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.066809][ T32] r10:00000000 r9:84a30900 r8:80287e08 r7:dfb2de60 r6:83998700 r5:844b0000 [ 1325.066832][ T32] r4:00000001 [ 1325.066852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.066924][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1325.066957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.066988][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.067017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.067050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.067073][ T32] r4:84a152c0 [ 1325.067304][ T32] INFO: task kworker/0:24:3166 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.067380][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.067589][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.067640][ T32] Call trace: [ 1325.067696][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.067778][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.067806][ T32] r4:00000000 [ 1325.067847][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.067895][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.067948][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.067984][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.068022][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.068050][ T32] r5:800f0013 r4:80239bb0 [ 1325.068073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.068154][ T32] r4:82ac21e4 [ 1325.068203][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.068279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.068307][ T32] r4:e0235dc0 [ 1325.068345][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.068407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.068448][ T32] r4:00000000 [ 1325.068474][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.068550][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.068608][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.068661][ T32] r5:00001000 r4:dfc4f000 [ 1325.068726][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.068802][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.068854][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.068919][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.068975][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.068997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.069072][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.069123][ T32] r4:84bd5300 [ 1325.069148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.069249][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.069795][ T32] r4:00000001 [ 1325.069826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.069879][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.069909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.069939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.069968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.070023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.070051][ T32] r4:84bc1080 [ 1325.070074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.070103][ T32] INFO: task kworker/0:25:3168 blocked for more than 451 seconds. [ 1325.070165][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.070208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.070262][ T32] task:kworker/0:25 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.070354][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.070431][ T32] Call trace: [ 1325.070487][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.070549][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:844b1800 [ 1325.070578][ T32] r4:844b1800 [ 1325.070600][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.070669][ T32] r5:844b1800 r4:8291a680 [ 1325.070711][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.070779][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.070841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1325.070881][ T32] r4:00000000 [ 1325.070913][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.070955][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.071018][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.071070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d46c0 [ 1325.071130][ T32] r4:00000000 [ 1325.071179][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.071236][ T32] r9:83018005 r8:844b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1325.071258][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.071304][ T32] r5:00001000 r4:eb5b1000 [ 1325.071356][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.071413][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.071460][ T32] r5:8491d38c r4:8491d000 [ 1325.071506][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.071569][ T32] r7:dddced80 r6:83018000 r5:8491d38c r4:84a30980 [ 1325.071591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.071643][ T32] r10:61c88647 r9:844b1800 r8:84a309ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.071687][ T32] r4:84a30980 [ 1325.071712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.071764][ T32] r10:00000000 r9:84a30980 r8:80287e08 r7:dfb41e60 r6:83998080 r5:844b1800 [ 1325.071813][ T32] r4:00000001 [ 1325.071838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.071900][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1325.071933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.071981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.072084][ T32] r4:84283100 [ 1325.072402][ T32] INFO: task kworker/0:25:3168 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.072465][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.072555][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.072652][ T32] Call trace: [ 1325.072741][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.072804][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.072838][ T32] r4:00000000 [ 1325.072879][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.072947][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.073007][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.073067][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.073096][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.073127][ T32] r5:800f0013 r4:80239bb0 [ 1325.073150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.073209][ T32] r4:82ac21e4 [ 1325.073256][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.073308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.073365][ T32] r4:e0235dc0 [ 1325.073398][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.073448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.073494][ T32] r4:00000000 [ 1325.073519][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.073592][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.073642][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.073693][ T32] r5:00001000 r4:dfc4f000 [ 1325.073714][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.073755][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.073828][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.073874][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.073930][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.073953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.074005][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.074050][ T32] r4:84bd5300 [ 1325.074092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.074152][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.074203][ T32] r4:00000001 [ 1325.074252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.074296][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.074324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.074356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.074385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.074417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.074453][ T32] r4:84bc1080 [ 1325.074497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.074536][ T32] INFO: task kworker/0:26:3170 blocked for more than 451 seconds. [ 1325.074581][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.074610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.074655][ T32] task:kworker/0:26 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.074738][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.074807][ T32] Call trace: [ 1325.074863][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.074943][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:844b2400 [ 1325.074996][ T32] r4:844b2400 [ 1325.075022][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.075073][ T32] r5:844b2400 r4:8291a680 [ 1325.075094][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.075146][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.075195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1325.075219][ T32] r4:00000000 [ 1325.075238][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.075275][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.075386][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.075459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902040 [ 1325.075511][ T32] r4:00000000 [ 1325.075540][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.075616][ T32] r9:83018005 r8:844b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1325.075643][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.075699][ T32] r5:00001000 r4:eb503000 [ 1325.075724][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.075789][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.075873][ T32] r5:8589778c r4:85897400 [ 1325.075898][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.075949][ T32] r7:dddced80 r6:83018000 r5:8589778c r4:84a30a00 [ 1325.075970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.076023][ T32] r10:61c88647 r9:844b2400 r8:84a30a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.076069][ T32] r4:84a30a00 [ 1325.076102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.076163][ T32] r10:00000000 r9:84a30a00 r8:80287e08 r7:dfb4de60 r6:83998000 r5:844b2400 [ 1325.076187][ T32] r4:00000001 [ 1325.076216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.076258][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1325.076287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.076317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.076345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.076381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.076405][ T32] r4:842831c0 [ 1325.076649][ T32] INFO: task kworker/0:26:3170 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.076721][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.076827][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.076877][ T32] Call trace: [ 1325.076933][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.077019][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.077047][ T32] r4:00000000 [ 1325.077076][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.077129][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.077160][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.077219][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.077250][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.077299][ T32] r5:800f0013 r4:80239bb0 [ 1325.077325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.077392][ T32] r4:82ac21e4 [ 1325.077439][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.077493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.077531][ T32] r4:e0235dc0 [ 1325.077555][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.077624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.077651][ T32] r4:00000000 [ 1325.077672][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.077724][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.077757][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.077831][ T32] r5:00001000 r4:dfc4f000 [ 1325.077878][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.077946][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.077997][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.078017][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.078106][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.078138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.078192][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.078215][ T32] r4:84bd5300 [ 1325.078256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.078333][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.078361][ T32] r4:00000001 [ 1325.078382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.078422][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.078449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.078479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.078507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.078562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.078591][ T32] r4:84bc1080 [ 1325.078632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.078681][ T32] INFO: task kworker/0:27:3172 blocked for more than 451 seconds. [ 1325.078716][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.078741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.078765][ T32] task:kworker/0:27 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.078830][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.078921][ T32] Call trace: [ 1325.079000][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.079059][ T32] r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:844b3000 [ 1325.079084][ T32] r4:844b3000 [ 1325.079104][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.079158][ T32] r5:844b3000 r4:8291a680 [ 1325.079189][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.079569][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.079651][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.079677][ T32] r4:00000000 [ 1325.079699][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.079738][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.079791][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.079883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85949d00 [ 1325.079933][ T32] r4:00000000 [ 1325.079975][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.080032][ T32] r9:83018005 r8:844b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1325.080077][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.080157][ T32] r5:00001000 r4:ebfb9000 [ 1325.080224][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.080271][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.080318][ T32] r5:8584078c r4:85840400 [ 1325.080340][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.080392][ T32] r7:dddced80 r6:83018000 r5:8584078c r4:84a30a80 [ 1325.080434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.080504][ T32] r10:61c88647 r9:844b3000 r8:84a30aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.080552][ T32] r4:84a30a80 [ 1325.080577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.080629][ T32] r10:00000000 r9:84a30a80 r8:80287e08 r7:dfb59e60 r6:83998780 r5:844b3000 [ 1325.080674][ T32] r4:00000001 [ 1325.080723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.080789][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1325.080908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.080944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.080973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.081005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.081029][ T32] r4:84283300 [ 1325.081338][ T32] INFO: task kworker/0:27:3172 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.081380][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.081486][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.081564][ T32] Call trace: [ 1325.081638][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.081699][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.081733][ T32] r4:00000000 [ 1325.081757][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.081831][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.081888][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.081956][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.081988][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.082015][ T32] r5:800f0013 r4:80239bb0 [ 1325.082059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.082111][ T32] r4:82ac21e4 [ 1325.082165][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.082254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.082281][ T32] r4:e0235dc0 [ 1325.082304][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.082355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.082383][ T32] r4:00000000 [ 1325.082404][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.082456][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.082478][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.082524][ T32] r5:00001000 r4:dfc4f000 [ 1325.082544][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.082650][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.082709][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.082731][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.082783][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.082827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.082899][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.082940][ T32] r4:84bd5300 [ 1325.082991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.083049][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.083084][ T32] r4:00000001 [ 1325.083135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.083180][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.083221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.083255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.083284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.083315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.083376][ T32] r4:84bc1080 [ 1325.083429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.083482][ T32] INFO: task kworker/0:28:3174 blocked for more than 451 seconds. [ 1325.083529][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.083558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.083591][ T32] task:kworker/0:28 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.083644][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.083710][ T32] Call trace: [ 1325.083745][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.083808][ T32] r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:844b3c00 [ 1325.083835][ T32] r4:844b3c00 [ 1325.083856][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.083928][ T32] r5:844b3c00 r4:8291a680 [ 1325.083975][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.084041][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.084200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.084274][ T32] r4:00000000 [ 1325.084300][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.084343][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.084402][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.084493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85959ac0 [ 1325.084544][ T32] r4:00000000 [ 1325.084578][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.084667][ T32] r9:83018005 r8:844b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1325.084693][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.084740][ T32] r5:00001000 r4:ebd8f000 [ 1325.084760][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.084802][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.084858][ T32] r5:85841b8c r4:85841800 [ 1325.084883][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.084957][ T32] r7:dddced80 r6:83018000 r5:85841b8c r4:84a30b00 [ 1325.084982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.085043][ T32] r10:61c88647 r9:844b3c00 r8:84a30b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.085121][ T32] r4:84a30b00 [ 1325.085198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.085281][ T32] r10:00000000 r9:84a30b00 r8:80287e08 r7:dfb65e60 r6:83998200 r5:844b3c00 [ 1325.085311][ T32] r4:00000001 [ 1325.085353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.085403][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.085464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.085518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.085550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.085584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.085607][ T32] r4:84283400 [ 1325.085819][ T32] INFO: task kworker/0:28:3174 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.085859][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.085973][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.086046][ T32] Call trace: [ 1325.086081][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.086142][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.086198][ T32] r4:00000000 [ 1325.086244][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.086292][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.086344][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.086383][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.086410][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.086457][ T32] r5:800f0013 r4:80239bb0 [ 1325.086504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.086553][ T32] r4:82ac21e4 [ 1325.086576][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.086648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.086692][ T32] r4:e0235dc0 [ 1325.086715][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.086768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.086792][ T32] r4:00000000 [ 1325.086812][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.086886][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.086913][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.086996][ T32] r5:00001000 r4:dfc4f000 [ 1325.087026][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.087071][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.087161][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.087195][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.087252][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.087274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.087352][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.087387][ T32] r4:84bd5300 [ 1325.087438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.087496][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.087519][ T32] r4:00000001 [ 1325.087540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.087579][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.087608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.087639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.087677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.087713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.087759][ T32] r4:84bc1080 [ 1325.087784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.087821][ T32] INFO: task kworker/0:29:3177 blocked for more than 451 seconds. [ 1325.087856][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.087881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.087926][ T32] task:kworker/0:29 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.088025][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.088071][ T32] Call trace: [ 1325.088103][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.088163][ T32] r10:8291a684 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:844b6000 [ 1325.088197][ T32] r4:844b6000 [ 1325.088221][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.088269][ T32] r5:844b6000 r4:8291a680 [ 1325.088290][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.088353][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.088410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1325.088433][ T32] r4:00000000 [ 1325.088478][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.088552][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.088598][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.088645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480da00 [ 1325.088678][ T32] r4:00000000 [ 1325.088703][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.088754][ T32] r9:83018005 r8:844b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1325.088775][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.088842][ T32] r5:00001000 r4:dfb0f000 [ 1325.088888][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.088935][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.088982][ T32] r5:8584238c r4:85842000 [ 1325.089037][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.089113][ T32] r7:dddced80 r6:83018000 r5:8584238c r4:84a30b80 [ 1325.089144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.089243][ T32] r10:61c88647 r9:844b6000 r8:84a30bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.093633][ T32] r4:84a30b80 [ 1325.093670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.093760][ T32] r10:00000000 r9:84a30b80 r8:80287e08 r7:dfb71e60 r6:83998300 r5:844b6000 [ 1325.093789][ T32] r4:00000001 [ 1325.093811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.093854][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 1325.093884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.093934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.094014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.094052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.094077][ T32] r4:842835c0 [ 1325.094428][ T32] INFO: task kworker/0:29:3177 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.094479][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.094593][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.094676][ T32] Call trace: [ 1325.094716][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.094775][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.094824][ T32] r4:00000000 [ 1325.094849][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.094902][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.094958][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.095014][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.095046][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.095094][ T32] r5:800f0013 r4:80239bb0 [ 1325.095125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.095194][ T32] r4:82ac21e4 [ 1325.095241][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.095315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.095378][ T32] r4:e0235dc0 [ 1325.095416][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.095470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.095517][ T32] r4:00000000 [ 1325.095551][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.095609][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.095632][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.095679][ T32] r5:00001000 r4:dfc4f000 [ 1325.095699][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.095742][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.095810][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.095853][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.095911][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.095956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.096013][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.096036][ T32] r4:84bd5300 [ 1325.096056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.096108][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.096138][ T32] r4:00000001 [ 1325.096158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.096197][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.096225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.096266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.096299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.096352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.096385][ T32] r4:84bc1080 [ 1325.096407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.096467][ T32] INFO: task kworker/0:30:3178 blocked for more than 451 seconds. [ 1325.096529][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.096585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.096636][ T32] task:kworker/0:30 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.096689][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.096768][ T32] Call trace: [ 1325.096826][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.096881][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:844b4800 [ 1325.096915][ T32] r4:844b4800 [ 1325.096940][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.097009][ T32] r5:844b4800 r4:8291a680 [ 1325.097033][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.097099][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.097158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1325.097192][ T32] r4:00000000 [ 1325.097217][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.097277][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.097355][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.097407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a3c0 [ 1325.097431][ T32] r4:00000000 [ 1325.097452][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.097523][ T32] r9:83018005 r8:844b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f31b000 [ 1325.097549][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.097617][ T32] r5:00001000 r4:ecbdf000 [ 1325.097642][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.097687][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.097734][ T32] r5:84b5138c r4:84b51000 [ 1325.097777][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.097861][ T32] r7:dddced80 r6:83018000 r5:84b5138c r4:84a30c00 [ 1325.097887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.097963][ T32] r10:61c88647 r9:844b4800 r8:84a30c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.097993][ T32] r4:84a30c00 [ 1325.098014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.098065][ T32] r10:00000000 r9:84a30c00 r8:80287e08 r7:dfb8de60 r6:83998280 r5:844b4800 [ 1325.098108][ T32] r4:00000001 [ 1325.098137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.098209][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1325.098243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.098274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.098304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.098336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.098379][ T32] r4:84283680 [ 1325.098615][ T32] INFO: task kworker/0:30:3178 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.098710][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.098781][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.098867][ T32] Call trace: [ 1325.098948][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.099030][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.099064][ T32] r4:00000000 [ 1325.099114][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.099187][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.099222][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.107573][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.107636][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.107695][ T32] r5:800f0013 r4:80239bb0 [ 1325.107723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.107780][ T32] r4:82ac21e4 [ 1325.107802][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.107862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.107891][ T32] r4:e0235dc0 [ 1325.107934][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.107989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.108023][ T32] r4:00000000 [ 1325.108048][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.108101][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.108140][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.108193][ T32] r5:00001000 r4:dfc4f000 [ 1325.108233][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.108290][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.108373][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.108399][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.108454][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.108475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.108556][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.108587][ T32] r4:84bd5300 [ 1325.108628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.108685][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.108709][ T32] r4:00000001 [ 1325.108729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.108769][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.108807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.108841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.108870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.108903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.108929][ T32] r4:84bc1080 [ 1325.108952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.109004][ T32] INFO: task kworker/0:31:3181 blocked for more than 451 seconds. [ 1325.109042][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.109077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.109132][ T32] task:kworker/0:31 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.109271][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.114892][ T32] Call trace: [ 1325.114987][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.115061][ T32] r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:83334800 [ 1325.115088][ T32] r4:83334800 [ 1325.115138][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.115195][ T32] r5:83334800 r4:8291a680 [ 1325.115218][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.115263][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.115366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.115415][ T32] r4:00000000 [ 1325.115438][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.115481][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.115548][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.115618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a4c0 [ 1325.115656][ T32] r4:00000000 [ 1325.115683][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.115747][ T32] r9:83018005 r8:83334800 r7:00000000 r6:83018000 r5:00001000 r4:7f31d000 [ 1325.115804][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.116054][ T32] r5:00001000 r4:ecc07000 [ 1325.116102][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.116167][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.116216][ T32] r5:84b50f8c r4:84b50c00 [ 1325.116238][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.116291][ T32] r7:dddced80 r6:83018000 r5:84b50f8c r4:84a30d00 [ 1325.116313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.116365][ T32] r10:61c88647 r9:83334800 r8:84a30d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.116390][ T32] r4:84a30d00 [ 1325.116411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.116462][ T32] r10:00000000 r9:84a30d00 r8:80287e08 r7:dfb91e60 r6:83998380 r5:83334800 [ 1325.116486][ T32] r4:00000001 [ 1325.116506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.116546][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.116576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.116607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.116636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.116699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.116728][ T32] r4:842837c0 [ 1325.117061][ T32] INFO: task kworker/0:31:3181 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.117105][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.117236][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.117332][ T32] Call trace: [ 1325.117400][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.117503][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.117542][ T32] r4:00000000 [ 1325.117567][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.117640][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.117698][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.117734][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.117762][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.117788][ T32] r5:800f0013 r4:80239bb0 [ 1325.117819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.117892][ T32] r4:82ac21e4 [ 1325.117917][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.117989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.118017][ T32] r4:e0235dc0 [ 1325.118038][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.118122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.118150][ T32] r4:00000000 [ 1325.118193][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.118251][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.118296][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.118378][ T32] r5:00001000 r4:dfc4f000 [ 1325.118404][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.118449][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.118504][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.118539][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.118600][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.118623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.118677][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.118700][ T32] r4:84bd5300 [ 1325.118720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.118771][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.118795][ T32] r4:00000001 [ 1325.118818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.118859][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.118890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.118922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.118951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.118984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.119007][ T32] r4:84bc1080 [ 1325.119029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.119058][ T32] INFO: task kworker/0:32:3182 blocked for more than 451 seconds. [ 1325.119092][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.119125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.119161][ T32] task:kworker/0:32 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.119217][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.125748][ T32] Call trace: [ 1325.125860][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.125935][ T32] r10:8291a684 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:844b6c00 [ 1325.125983][ T32] r4:844b6c00 [ 1325.126018][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.126075][ T32] r5:844b6c00 r4:8291a680 [ 1325.126099][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.126168][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.126230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 1325.126261][ T32] r4:00000000 [ 1325.126284][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.126325][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.126373][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.126427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a280 [ 1325.126452][ T32] r4:00000000 [ 1325.126472][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.126524][ T32] r9:83018005 r8:844b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f319000 [ 1325.126547][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.126596][ T32] r5:00001000 r4:ecbbb000 [ 1325.126618][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.126662][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.126737][ T32] r5:84b5178c r4:84b51400 [ 1325.126777][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.126862][ T32] r7:dddced80 r6:83018000 r5:84b5178c r4:84a30d80 [ 1325.126913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.126972][ T32] r10:61c88647 r9:844b6c00 r8:84a30dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.127018][ T32] r4:84a30d80 [ 1325.127074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.127156][ T32] r10:00000000 r9:84a30d80 r8:80287e08 r7:dfb91e60 r6:83998480 r5:844b6c00 [ 1325.127181][ T32] r4:00000001 [ 1325.127202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.127243][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 1325.127273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.127306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.127378][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.127415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.127464][ T32] r4:84283900 [ 1325.127813][ T32] INFO: task kworker/0:32:3182 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.127859][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.127991][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.128068][ T32] Call trace: [ 1325.128130][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.128222][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.128274][ T32] r4:00000000 [ 1325.128321][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.128396][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.128432][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.128464][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.128492][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.128529][ T32] r5:800f0013 r4:80239bb0 [ 1325.128555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.128607][ T32] r4:82ac21e4 [ 1325.128650][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.128726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.128754][ T32] r4:e0235dc0 [ 1325.128775][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.128848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.128876][ T32] r4:00000000 [ 1325.128898][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.128974][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.129001][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.129049][ T32] r5:00001000 r4:dfc4f000 [ 1325.129070][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.129156][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.129209][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.129284][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.135722][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.135757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.135840][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.135870][ T32] r4:84bd5300 [ 1325.135914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.135974][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.136000][ T32] r4:00000001 [ 1325.136022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.136063][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.136123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.136170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.136203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.136238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.136285][ T32] r4:84bc1080 [ 1325.136314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.136377][ T32] INFO: task kworker/0:33:3184 blocked for more than 451 seconds. [ 1325.136428][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.136494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.136540][ T32] task:kworker/0:33 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.136599][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.136648][ T32] Call trace: [ 1325.136708][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.136781][ T32] r10:8291a684 r9:dfbb1d84 r8:00000002 r7:60000013 r6:dfbb1d8c r5:84a80000 [ 1325.136831][ T32] r4:84a80000 [ 1325.136877][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.136931][ T32] r5:84a80000 r4:8291a680 [ 1325.136954][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.137017][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.137071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 1325.137139][ T32] r4:00000000 [ 1325.137165][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.137205][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.137262][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.137314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec5c0 [ 1325.137361][ T32] r4:00000000 [ 1325.137399][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.137457][ T32] r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f313000 [ 1325.137480][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.137528][ T32] r5:00001000 r4:ecaf5000 [ 1325.137549][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.137601][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.137652][ T32] r5:84b5238c r4:84b52000 [ 1325.137694][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.137749][ T32] r7:dddced80 r6:83018000 r5:84b5238c r4:84a30e00 [ 1325.137793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.137851][ T32] r10:61c88647 r9:84a80000 r8:84a30e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.137875][ T32] r4:84a30e00 [ 1325.137894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.137955][ T32] r10:00000000 r9:84a30e00 r8:80287e08 r7:dfba1e60 r6:83998600 r5:84a80000 [ 1325.137983][ T32] r4:00000001 [ 1325.138013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.138066][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 1325.138099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.138136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.138166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.138219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.138248][ T32] r4:84283b00 [ 1325.138629][ T32] INFO: task kworker/0:33:3184 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.138674][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.138762][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.138835][ T32] Call trace: [ 1325.138868][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.138926][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.138952][ T32] r4:00000000 [ 1325.138994][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.139042][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.139073][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.139104][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.139138][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.139165][ T32] r5:800f0013 r4:80239bb0 [ 1325.139186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.139231][ T32] r4:82ac21e4 [ 1325.147778][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.147888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.147917][ T32] r4:e0235dc0 [ 1325.147967][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.148022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.148059][ T32] r4:00000000 [ 1325.148110][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.148174][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.148224][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.148308][ T32] r5:00001000 r4:dfc4f000 [ 1325.148335][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.148385][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.148435][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.148456][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.148509][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.148531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.148587][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.148612][ T32] r4:84bd5300 [ 1325.148633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.148686][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.148721][ T32] r4:00000001 [ 1325.148747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.148814][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.148891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.148938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.148993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.149056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.149111][ T32] r4:84bc1080 [ 1325.149145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.149203][ T32] INFO: task kworker/0:34:3185 blocked for more than 451 seconds. [ 1325.149360][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.153704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.153748][ T32] task:kworker/0:34 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.153812][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.153924][ T32] Call trace: [ 1325.153988][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.154082][ T32] r10:8291a684 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:84a80c00 [ 1325.154113][ T32] r4:84a80c00 [ 1325.154142][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.154240][ T32] r5:84a80c00 r4:8291a680 [ 1325.154279][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.154353][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.154408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1325.154433][ T32] r4:00000000 [ 1325.154464][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.154531][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.154594][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.154686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a040 [ 1325.154715][ T32] r4:00000000 [ 1325.154736][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.154832][ T32] r9:83018005 r8:84a80c00 r7:00000000 r6:83018000 r5:00001000 r4:7f317000 [ 1325.154862][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.154935][ T32] r5:00001000 r4:ecb9d000 [ 1325.154986][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.155035][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.155093][ T32] r5:84b51b8c r4:84b51800 [ 1325.155131][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.155213][ T32] r7:dddced80 r6:83018000 r5:84b51b8c r4:84a30e80 [ 1325.155240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.155296][ T32] r10:61c88647 r9:84a80c00 r8:84a30eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.155343][ T32] r4:84a30e80 [ 1325.155383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.155467][ T32] r10:00000000 r9:84a30e80 r8:80287e08 r7:dfbb1e60 r6:83998100 r5:84a80c00 [ 1325.155524][ T32] r4:00000001 [ 1325.155576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.155623][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) [ 1325.155653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.155713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.155746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.155804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.155852][ T32] r4:84283b00 [ 1325.156236][ T32] INFO: task kworker/0:34:3185 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.156308][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.156418][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.156482][ T32] Call trace: [ 1325.156548][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.156618][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.156673][ T32] r4:00000000 [ 1325.156724][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.156796][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.156833][ T32] 5d20: e67ec000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.156865][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.156920][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.156951][ T32] r5:800f0013 r4:80239bb0 [ 1325.157068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.157124][ T32] r4:82ac21e4 [ 1325.157148][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.157198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.157223][ T32] r4:e0235dc0 [ 1325.157271][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.157324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.157349][ T32] r4:00000000 [ 1325.157395][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.157467][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.157497][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.157576][ T32] r5:00001000 r4:dfc4f000 [ 1325.157602][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.157646][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.157721][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.157772][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.157830][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.157864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.157923][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.157973][ T32] r4:84bd5300 [ 1325.158052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.158110][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.158208][ T32] r4:00000001 [ 1325.158235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.158276][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.158307][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.158350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.158384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.158417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.158468][ T32] r4:84bc1080 [ 1325.158493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.158525][ T32] INFO: task kworker/0:35:3187 blocked for more than 451 seconds. [ 1325.158574][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.158606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.158632][ T32] task:kworker/0:35 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.158708][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.158795][ T32] Call trace: [ 1325.158859][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.158915][ T32] r10:8291a684 r9:dfbcdd84 r8:00000002 r7:60000013 r6:dfbcdd8c r5:84a82400 [ 1325.158940][ T32] r4:84a82400 [ 1325.158959][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.159007][ T32] r5:84a82400 r4:8291a680 [ 1325.159029][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.159071][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.159127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1325.159153][ T32] r4:00000000 [ 1325.159173][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.159213][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.159344][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.169887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b64000 [ 1325.170952][ T32] r4:00000000 [ 1325.172079][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.173770][ T32] r9:83018005 r8:84a82400 r7:00000000 r6:83018000 r5:00001000 r4:7f315000 [ 1325.174744][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.176744][ T32] r5:00001000 r4:ecb77000 [ 1325.177859][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.196195][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.196304][ T32] r5:84b51f8c r4:84b51c00 [ 1325.196344][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.196407][ T32] r7:dddced80 r6:83018000 r5:84b51f8c r4:84a30f00 [ 1325.196430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.196511][ T32] r10:61c88647 r9:84a82400 r8:84a30f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.196551][ T32] r4:84a30f00 [ 1325.196603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.196740][ T32] r10:00000000 r9:84a30f00 r8:80287e08 r7:dfbb1e60 r6:830cc100 r5:84a82400 [ 1325.196769][ T32] r4:00000001 [ 1325.196816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.196864][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1325.196897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.196934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.196993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.197103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.197164][ T32] r4:84283b40 [ 1325.197560][ T32] INFO: task kworker/0:35:3187 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.197634][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.197736][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.197821][ T32] Call trace: [ 1325.197899][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.197965][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.197992][ T32] r4:00000000 [ 1325.198025][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.198099][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.198171][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.198223][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.198255][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.198284][ T32] r5:800f0013 r4:80239bb0 [ 1325.198324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.198390][ T32] r4:82ac21e4 [ 1325.198464][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.198534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.198593][ T32] r4:e0235dc0 [ 1325.198620][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.198671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.198720][ T32] r4:00000000 [ 1325.198773][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.198875][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.198956][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.199017][ T32] r5:00001000 r4:dfc4f000 [ 1325.199040][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.199084][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.199138][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.199161][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.199214][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.199237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.207632][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.207670][ T32] r4:84bd5300 [ 1325.207693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.207760][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.207785][ T32] r4:00000001 [ 1325.207806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.207874][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.207911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.207944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.207973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.208007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.208056][ T32] r4:84bc1080 [ 1325.208085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.208161][ T32] INFO: task kworker/0:36:3190 blocked for more than 451 seconds. [ 1325.208203][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.208232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.208257][ T32] task:kworker/0:36 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.208312][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.208385][ T32] Call trace: [ 1325.208451][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.208514][ T32] r10:8291a684 r9:dfbe1d84 r8:00000002 r7:60000013 r6:dfbe1d8c r5:84a83000 [ 1325.208539][ T32] r4:84a83000 [ 1325.208576][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.208666][ T32] r5:84a83000 r4:8291a680 [ 1325.208694][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.208740][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.208816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 [ 1325.208847][ T32] r4:00000000 [ 1325.208869][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.208909][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.208956][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.209047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127240 [ 1325.209101][ T32] r4:00000000 [ 1325.209166][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.209248][ T32] r9:83018005 r8:84a83000 r7:00000000 r6:83018000 r5:00001000 r4:7f311000 [ 1325.213479][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.213555][ T32] r5:00001000 r4:eca89000 [ 1325.213579][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.213640][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.213720][ T32] r5:84b5278c r4:84b52400 [ 1325.213747][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.213803][ T32] r7:dddced80 r6:83018000 r5:84b5278c r4:84a30f80 [ 1325.213826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.213878][ T32] r10:61c88647 r9:84a83000 r8:84a30fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.213929][ T32] r4:84a30f80 [ 1325.213956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.214011][ T32] r10:00000000 r9:84a30f80 r8:80287e08 r7:dfbb1e60 r6:830cc080 r5:84a83000 [ 1325.214037][ T32] r4:00000001 [ 1325.214058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.214099][ T32] Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) [ 1325.214136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.214189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.214245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.214298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.214326][ T32] r4:84283e40 [ 1325.214721][ T32] INFO: task kworker/0:36:3190 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.214771][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.214842][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.214949][ T32] Call trace: [ 1325.214998][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.215067][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.215124][ T32] r4:00000000 [ 1325.215150][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.215195][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.215227][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.215259][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.215312][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.215412][ T32] r5:800f0013 r4:80239bb0 [ 1325.215468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.215521][ T32] r4:82ac21e4 [ 1325.215574][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.215674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.215704][ T32] r4:e0235dc0 [ 1325.215751][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.215806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.215831][ T32] r4:00000000 [ 1325.215851][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.215903][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.215926][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.215973][ T32] r5:00001000 r4:dfc4f000 [ 1325.216020][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.216097][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.216153][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.216174][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.216229][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.216252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.216304][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.216328][ T32] r4:84bd5300 [ 1325.216349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.216400][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.216424][ T32] r4:00000001 [ 1325.216445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.216496][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.216529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.216561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.216590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.216622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.216650][ T32] r4:84bc1080 [ 1325.216702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.216735][ T32] INFO: task kworker/0:37:3192 blocked for more than 451 seconds. [ 1325.216782][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.216812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.216839][ T32] task:kworker/0:37 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.216922][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.216967][ T32] Call trace: [ 1325.217032][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.217088][ T32] r10:8291a684 r9:dfbedd84 r8:00000002 r7:60000013 r6:dfbedd8c r5:84a81800 [ 1325.217112][ T32] r4:84a81800 [ 1325.217184][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.217237][ T32] r5:84a81800 r4:8291a680 [ 1325.217259][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.217302][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.217377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1325.217412][ T32] r4:00000000 [ 1325.217434][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.217501][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.217544][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.217592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851277c0 [ 1325.217617][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.217720][ T32] r9:83018005 r8:84a81800 r7:00000000 r6:83018000 r5:00001000 r4:7f30f000 ** 4 printk messages dropped ** [ 1325.217898][ T32] r5:84b52b8c r4:84b52800 [ 1325.217930][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.217987][ T32] r7:dddced80 r6:83018000 r5:84b52b8c r4:83be8000 [ 1325.218010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.218063][ T32] r10:61c88647 r9:84a81800 r8:83be802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.218135][ T32] r4:83be8000 [ 1325.218189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.218265][ T32] r10:00000000 r9:83be8000 r8:80287e08 r7:dfbe1e60 r6:833f7a80 r5:84a81800 [ 1325.218295][ T32] r4:00000001 [ 1325.218328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.218373][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1325.218428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.218491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.218526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.218562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.218587][ T32] r4:84283f80 [ 1325.218827][ T32] INFO: task kworker/0:37:3192 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.218871][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.218940][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.219014][ T32] Call trace: [ 1325.219107][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.219174][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.219200][ T32] r4:00000000 [ 1325.219221][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.229586][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.229632][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.229669][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.229697][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.229727][ T32] r5:800f0013 r4:80239bb0 [ 1325.229770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.229860][ T32] r4:82ac21e4 [ 1325.229899][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.229954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.229979][ T32] r4:e0235dc0 [ 1325.230027][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.230081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.230107][ T32] r4:00000000 [ 1325.230135][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.230216][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.230274][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.230365][ T32] r5:00001000 r4:dfc4f000 [ 1325.230403][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.230453][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.230501][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.230523][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.230576][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.230599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.230652][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.230680][ T32] r4:84bd5300 [ 1325.230701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.230767][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.230801][ T32] r4:00000001 [ 1325.230855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.230927][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 2 printk messages dropped ** [ 1325.231061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.231572][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.231852][ T32] r5:84a85400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.232140][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.232715][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.232845][ T32] r5:84b52f8c r4:84b52c00 ** 3 printk messages dropped ** [ 1325.233065][ T32] r10:61c88647 r9:84a85400 r8:83be80ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.233399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.234331][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1325.234741][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.234982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.235508][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 4 printk messages dropped ** [ 1325.235715][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.235770][ T32] r4:00000001 [ 1325.235796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.235866][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.235924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.235961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.235990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.236049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.236077][ T32] r4:84bc1080 [ 1325.236098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.236132][ T32] INFO: task kworker/0:39:3196 blocked for more than 451 seconds. [ 1325.236165][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.236190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.236214][ T32] task:kworker/0:39 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.236265][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.236309][ T32] Call trace: [ 1325.236433][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.236495][ T32] r10:8291a684 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:84a86c00 [ 1325.236520][ T32] r4:84a86c00 [ 1325.236553][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.236605][ T32] r5:84a86c00 r4:8291a680 [ 1325.236651][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.236700][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.236749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1325.236774][ T32] r4:00000000 [ 1325.236805][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.236875][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.236918][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.236985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa6400 [ 1325.237014][ T32] r4:00000000 [ 1325.237062][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.237120][ T32] r9:83018005 r8:84a86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f133000 [ 1325.237155][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.237260][ T32] r5:00001000 r4:eca87000 [ 1325.237310][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.237358][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.237405][ T32] r5:847f478c r4:847f4400 [ 1325.237426][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.237475][ T32] r7:dddced80 r6:83018000 r5:847f478c r4:83be8100 [ 1325.237498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.237551][ T32] r10:61c88647 r9:84a86c00 r8:83be812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.237602][ T32] r4:83be8100 [ 1325.237627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.237681][ T32] r10:00000000 r9:83be8100 r8:80287e08 r7:dfc05e60 r6:838eb080 r5:84a86c00 [ 1325.237705][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.237827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.238417][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.238823][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 5 printk messages dropped ** [ 1325.239131][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.256023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.256489][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 5 printk messages dropped ** [ 1325.256716][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.256839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.257205][ T32] task:kworker/0:40 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.257972][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.258379][ T32] r9:83018005 r8:84a84800 r7:00000000 r6:83018000 r5:00001000 r4:7f30b000 ** 4 printk messages dropped ** [ 1325.258695][ T32] r5:84b5338c r4:84b53000 ** 5 printk messages dropped ** [ 1325.259052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.268731][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.269622][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.269832][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.270086][ T32] r5:84ba4f8c r4:84ba4c00 ** 6 printk messages dropped ** [ 1325.270385][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1325.270714][ T32] r4:84bc1080 ** 5 printk messages dropped ** [ 1325.270912][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.271067][ T32] r4:844b5400 ** 4 printk messages dropped ** [ 1325.271316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 [ 1325.271378][ T32] r4:00000000 [ 1325.271402][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.271444][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.271483][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.271543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127d40 [ 1325.271571][ T32] r4:00000000 [ 1325.271592][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.271645][ T32] r9:83018005 r8:844b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f309000 [ 1325.271668][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.271714][ T32] r5:00001000 r4:ec855000 [ 1325.271735][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.271777][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.271823][ T32] r5:84b5378c r4:84b53400 [ 1325.271844][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.271895][ T32] r7:dddced80 r6:83018000 r5:84b5378c r4:83be8200 [ 1325.271941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.271999][ T32] r10:61c88647 r9:844b5400 r8:83be822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.272023][ T32] r4:83be8200 [ 1325.272045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.272097][ T32] r10:00000000 r9:83be8200 r8:80287e08 r7:dfc0de60 r6:84492580 r5:844b5400 [ 1325.272139][ T32] r4:00000001 [ 1325.272189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.272272][ T32] Exception stack(0xdfc29fb0 to 0xdfc29ff8) [ 1325.272306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.272363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.272405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.272441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.272466][ T32] r4:849d3200 [ 1325.272815][ T32] INFO: task kworker/0:41:3199 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.272866][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.272937][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.273018][ T32] Call trace: [ 1325.273053][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.273151][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.273242][ T32] r4:00000000 [ 1325.273268][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.273318][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.273350][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.273387][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.273415][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.273441][ T32] r5:800f0013 r4:80239bb0 [ 1325.273464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.273511][ T32] r4:82ac21e4 [ 1325.273533][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.273583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.273607][ T32] r4:e0235dc0 [ 1325.273627][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.273675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.273699][ T32] r4:00000000 [ 1325.273720][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.273771][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.273794][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.273841][ T32] r5:00001000 r4:dfc4f000 [ 1325.273862][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.273905][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.273952][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.273973][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.274026][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.274048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.274100][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.274131][ T32] r4:84bd5300 [ 1325.274151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.274250][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.274281][ T32] r4:00000001 [ 1325.274367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.274415][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.274444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.274477][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.274506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.274538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.274594][ T32] r4:84bc1080 [ 1325.274628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.274658][ T32] INFO: task kworker/0:42:3201 blocked for more than 451 seconds. [ 1325.274691][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.274715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.274739][ T32] task:kworker/0:42 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.274842][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.274890][ T32] Call trace: [ 1325.274923][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.274977][ T32] r10:8291a684 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:84224800 [ 1325.275027][ T32] r4:84224800 [ 1325.275052][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.275101][ T32] r5:84224800 r4:8291a680 [ 1325.275128][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.275172][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.275248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.275302][ T32] r4:00000000 [ 1325.275349][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.275402][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.275444][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.275547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127c00 [ 1325.275577][ T32] r4:00000000 [ 1325.275622][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.275701][ T32] r9:83018005 r8:84224800 r7:00000000 r6:83018000 r5:00001000 r4:7f307000 [ 1325.275727][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.275776][ T32] r5:00001000 r4:ec803000 [ 1325.275797][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.275863][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.275915][ T32] r5:84b53b8c r4:84b53800 ** 1 printk messages dropped ** [ 1325.276019][ T32] r7:dddced80 r6:83018000 r5:84b53b8c r4:83be8280 ** 5 printk messages dropped ** [ 1325.276220][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.276368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.276906][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.277066][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.277257][ T32] r4:e0235dc0 [ 1325.277278][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.277325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.277349][ T32] r4:00000000 [ 1325.277369][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.277420][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.277468][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.277521][ T32] r5:00001000 r4:dfc4f000 [ 1325.277566][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.277613][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.277686][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.277711][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.277764][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.277786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.277840][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.277864][ T32] r4:84bd5300 [ 1325.277922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.278018][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.278047][ T32] r4:00000001 [ 1325.278069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.278108][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.278163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.278199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.278228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.278259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.278283][ T32] r4:84bc1080 [ 1325.278304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.278343][ T32] INFO: task kworker/0:43:3204 blocked for more than 451 seconds. [ 1325.278438][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.278468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.278492][ T32] task:kworker/0:43 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.278543][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.278589][ T32] Call trace: [ 1325.278650][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.278705][ T32] r10:8291a684 r9:dfc39d84 r8:00000002 r7:60000113 r6:dfc39d8c r5:83ac0c00 [ 1325.278730][ T32] r4:83ac0c00 [ 1325.278751][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.278798][ T32] r5:83ac0c00 r4:8291a680 [ 1325.278819][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.278862][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.278911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc39e08 [ 1325.278935][ T32] r4:00000000 [ 1325.278955][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.278994][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.279033][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.279080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d3840 [ 1325.279120][ T32] r4:00000000 [ 1325.279147][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.279198][ T32] r9:83018005 r8:83ac0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1325.279220][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.279266][ T32] r5:00001000 r4:dfbf5000 [ 1325.279345][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.293477][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.293551][ T32] r5:8491f38c r4:8491f000 ** 1 printk messages dropped ** [ 1325.293656][ T32] r7:dddced80 r6:83018000 r5:8491f38c r4:83be8380 ** 5 printk messages dropped ** [ 1325.293889][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.294104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.294820][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 5 printk messages dropped ** [ 1325.295029][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1325.295508][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.295828][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.296310][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.296625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.297314][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.297773][ T32] r5:84082400 r4:8291a680 ** 3 printk messages dropped ** [ 1325.298034][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.298257][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.298377][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.298597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6bd40 [ 1325.298660][ T32] r4:00000000 [ 1325.298709][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.298844][ T32] r9:83018005 r8:84082400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1325.298907][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.299001][ T32] r5:00001000 r4:e0073000 [ 1325.299051][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.299147][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.299260][ T32] r5:8491f78c r4:8491f400 [ 1325.310632][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.310766][ T32] r7:dddced80 r6:83018000 r5:8491f78c r4:83be8480 [ 1325.310852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.310972][ T32] r10:61c88647 r9:84082400 r8:83be84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.311013][ T32] r4:83be8480 [ 1325.311036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.311092][ T32] r10:00000000 r9:83be8480 r8:80287e08 r7:dfc39e60 r6:83be8500 r5:84082400 [ 1325.311125][ T32] r4:00000001 [ 1325.311191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.311296][ T32] Exception stack(0xdfc45fb0 to 0xdfc45ff8) [ 1325.311383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.311478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.311546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.311648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.311689][ T32] r4:849d3740 [ 1325.312160][ T32] INFO: task kworker/0:44:3206 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.312252][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.312420][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.312590][ T32] Call trace: [ 1325.312673][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.312736][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.312792][ T32] r4:00000000 [ 1325.312836][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.312936][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.312973][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.313006][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.313034][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.313062][ T32] r5:800f0013 r4:80239bb0 [ 1325.313084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.313160][ T32] r4:82ac21e4 [ 1325.313183][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.313261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.313288][ T32] r4:e0235dc0 ** 2 printk messages dropped ** [ 1325.313397][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.313678][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.314086][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 5 printk messages dropped ** [ 1325.314407][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.314887][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.315316][ T32] r5:84086c00 r4:8291a680 ** 3 printk messages dropped ** [ 1325.315637][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.315940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6bb40 ** 7 printk messages dropped ** [ 1325.316607][ T32] r5:8491ff8c r4:8491fc00 [ 1325.316650][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.317480][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.317977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.319081][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1325.334897][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.335072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.335524][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1325.335991][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1325.336271][ T32] INFO: task kworker/0:46:3210 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.336735][ T32] r5:84080000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.336972][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.337333][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.337428][ T32] r5:8491fb8c r4:8491f800 [ 1325.337450][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.337502][ T32] r7:dddced80 r6:83018000 r5:8491fb8c r4:83be8680 [ 1325.337524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.337576][ T32] r10:61c88647 r9:84080000 r8:83be86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.337600][ T32] r4:83be8680 [ 1325.337632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.337690][ T32] r10:00000000 r9:83be8680 r8:80287e08 r7:dfae9e60 r6:83be8700 r5:84080000 [ 1325.337741][ T32] r4:00000001 [ 1325.337767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.337938][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1325.337973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.338005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.338034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.338066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.338089][ T32] r4:849d3b00 [ 1325.338422][ T32] INFO: task kworker/0:46:3210 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.338464][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.338527][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.338628][ T32] Call trace: [ 1325.338670][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.338728][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.338807][ T32] r4:00000000 [ 1325.338934][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.339063][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.339100][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.339156][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.339188][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.339252][ T32] r5:800f0013 r4:80239bb0 [ 1325.347968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.348085][ T32] r4:82ac21e4 [ 1325.348132][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.348217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.348275][ T32] r4:e0235dc0 [ 1325.348301][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.348354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.348408][ T32] r4:00000000 [ 1325.348495][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.348558][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.348583][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.348633][ T32] r5:00001000 r4:dfc4f000 [ 1325.348655][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.348699][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.348800][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.348828][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.348952][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.348982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.349064][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.349093][ T32] r4:84bd5300 [ 1325.349123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.349179][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.349204][ T32] r4:00000001 [ 1325.349239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.353786][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.353863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.353903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.353934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.353969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.353993][ T32] r4:84bc1080 [ 1325.354035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.354072][ T32] INFO: task kworker/0:47:3212 blocked for more than 451 seconds. [ 1325.354109][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.354143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.354179][ T32] task:kworker/0:47 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.354273][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.354332][ T32] Call trace: [ 1325.354412][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.354505][ T32] r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:84085400 [ 1325.354563][ T32] r4:84085400 [ 1325.354616][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.354721][ T32] r5:84085400 r4:8291a680 [ 1325.354798][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.354848][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.354897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.354921][ T32] r4:00000000 [ 1325.354941][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.355062][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.355118][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.355197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9f240 [ 1325.355307][ T32] r4:00000000 [ 1325.355436][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.355506][ T32] r9:83018005 r8:84085400 r7:00000000 r6:83018000 r5:00001000 r4:7f12b000 [ 1325.355556][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.355640][ T32] r5:00001000 r4:ec9bb000 [ 1325.355693][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.355808][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.355913][ T32] r5:8480b78c r4:8480b400 [ 1325.355969][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.356059][ T32] r7:dddced80 r6:83018000 r5:8480b78c r4:83be8780 [ 1325.356087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.356149][ T32] r10:61c88647 r9:84085400 r8:83be87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.356173][ T32] r4:83be8780 [ 1325.356193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.356270][ T32] r10:00000000 r9:83be8780 r8:80287e08 r7:dfae9e60 r6:83be8800 r5:84085400 [ 1325.356299][ T32] r4:00000001 [ 1325.356320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.356388][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.356421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.356464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.356497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.356531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.356555][ T32] r4:849d3c00 [ 1325.356931][ T32] INFO: task kworker/0:47:3212 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.356974][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1325.357286][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 2 printk messages dropped ** [ 1325.357422][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.357480][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.357518][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.357546][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.357572][ T32] r5:800f0013 r4:80239bb0 [ 1325.357595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.357641][ T32] r4:82ac21e4 [ 1325.357662][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.357711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.357760][ T32] r4:e0235dc0 [ 1325.357787][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.357837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.357861][ T32] r4:00000000 [ 1325.357881][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.357933][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.357957][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.358004][ T32] r5:00001000 r4:dfc4f000 [ 1325.358025][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.358068][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.358194][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.358221][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.358277][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.358299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.358367][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.358433][ T32] r4:84bd5300 [ 1325.358485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.358545][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 5 printk messages dropped ** [ 1325.358893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.370267][ T32] r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:84083c00 ** 6 printk messages dropped ** [ 1325.370639][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.370948][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.371170][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.371242][ T32] r5:84b53f8c r4:84b53c00 ** 1 printk messages dropped ** [ 1325.371464][ T32] r7:dddced80 r6:83018000 r5:84b53f8c r4:83be8880 ** 1 printk messages dropped ** [ 1325.371665][ T32] r10:61c88647 r9:84083c00 r8:83be88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.371693][ T32] r4:83be8880 [ 1325.371769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.371833][ T32] r10:00000000 r9:83be8880 r8:80287e08 r7:dfc61e60 r6:83be8900 r5:84083c00 [ 1325.371884][ T32] r4:00000001 [ 1325.371926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.371973][ T32] Exception stack(0xdfc6dfb0 to 0xdfc6dff8) [ 1325.372029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.372091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.372159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.372196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.372246][ T32] r4:84855740 [ 1325.372630][ T32] INFO: task kworker/0:48:3214 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.372676][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.372756][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.372832][ T32] Call trace: [ 1325.372895][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.372975][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.373006][ T32] r4:00000000 [ 1325.373026][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.373099][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.373156][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.373192][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.373220][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.373275][ T32] r5:800f0013 r4:80239bb0 [ 1325.373312][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.373363][ T32] r4:82ac21e4 [ 1325.373385][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.373434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.373459][ T32] r4:e0235dc0 ** 4 printk messages dropped ** [ 1325.373780][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 9 printk messages dropped ** [ 1325.374311][ T32] r4:84bd5300 ** 4 printk messages dropped ** [ 1325.374794][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1325.375182][ T32] INFO: task kworker/0:49:3217 blocked for more than 451 seconds. ** 1 printk messages dropped ** [ 1325.375270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.375301][ T32] task:kworker/0:49 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.375436][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.375516][ T32] Call trace: [ 1325.375621][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.375707][ T32] r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:84083000 [ 1325.375738][ T32] r4:84083000 [ 1325.375862][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.375943][ T32] r5:84083000 r4:8291a680 [ 1325.376019][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.376068][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.376154][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.376183][ T32] r4:00000000 [ 1325.376204][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.376269][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.376477][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.376531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127a40 [ 1325.376559][ T32] r4:00000000 [ 1325.376581][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.376659][ T32] r9:83018005 r8:84083000 r7:00000000 r6:83018000 r5:00001000 r4:7f303000 [ 1325.376688][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.376736][ T32] r5:00001000 r4:ebf6f000 [ 1325.376768][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.376815][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.376863][ T32] r5:84b5c38c r4:84b5c000 [ 1325.376884][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.376933][ T32] r7:dddced80 r6:83018000 r5:84b5c38c r4:83be8980 ** 1 printk messages dropped ** [ 1325.377067][ T32] r10:61c88647 r9:84083000 r8:83be89ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1325.377327][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) ** 6 printk messages dropped ** [ 1325.377853][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.378544][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.378750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.378774][ T32] r4:00000000 [ 1325.378795][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.378847][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.378951][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.379033][ T32] r5:00001000 r4:dfc4f000 [ 1325.379059][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.379119][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.379196][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.379222][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.397278][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.397348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.397450][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.397481][ T32] r4:84bd5300 [ 1325.397508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.397565][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.397604][ T32] r4:00000001 [ 1325.397631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.397690][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.397760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.397796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.397826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.397868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.397919][ T32] r4:84bc1080 [ 1325.397947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.397979][ T32] INFO: task kworker/0:50:3218 blocked for more than 451 seconds. [ 1325.398015][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.398057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.398172][ T32] task:kworker/0:50 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.398247][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1325.398446][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1325.398844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127780 ** 7 printk messages dropped ** [ 1325.406549][ T32] r5:84b5cb8c r4:84b5c800 [ 1325.406583][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.406797][ T32] r10:61c88647 r9:84220c00 r8:83be8aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.406824][ T32] r4:83be8a80 [ 1325.406861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.406956][ T32] r10:00000000 r9:83be8a80 r8:80287e08 r7:dfc79e60 r6:83be8b00 r5:84220c00 [ 1325.406983][ T32] r4:00000001 [ 1325.407005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.407049][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1325.407100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.407158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.407192][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.407229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.407253][ T32] r4:845d9c00 [ 1325.407700][ T32] INFO: task kworker/0:50:3218 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.407761][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.407919][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.408001][ T32] Call trace: [ 1325.408052][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.408119][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.408146][ T32] r4:00000000 [ 1325.408168][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.408213][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.408245][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.408303][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.408335][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.408363][ T32] r5:800f0013 r4:80239bb0 [ 1325.408386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1325.408790][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.409174][ T32] r5:84ba4f8c r4:84ba4c00 ** 4 printk messages dropped ** [ 1325.416634][ T32] r4:84bd5300 ** 2 printk messages dropped ** [ 1325.416737][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.416901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.417229][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.417571][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.418072][ T32] r9:83018005 r8:83838000 r7:00000000 r6:83018000 r5:00001000 r4:7f2ff000 ** 3 printk messages dropped ** [ 1325.418220][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.418294][ T32] r5:84b5cf8c r4:84b5cc00 [ 1325.418347][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.418402][ T32] r7:dddced80 r6:83018000 r5:84b5cf8c r4:83be8b80 [ 1325.418424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.418478][ T32] r10:61c88647 r9:83838000 r8:83be8bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.418502][ T32] r4:83be8b80 [ 1325.418522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.418578][ T32] r10:00000000 r9:83be8b80 r8:80287e08 r7:dfc85e60 r6:83be8c00 r5:83838000 [ 1325.418604][ T32] r4:00000001 [ 1325.418653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.418713][ T32] Exception stack(0xdfc91fb0 to 0xdfc91ff8) [ 1325.418746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.418884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.418917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.418951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.418975][ T32] r4:847ae000 [ 1325.425753][ T32] INFO: task kworker/0:51:3221 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.425875][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.425984][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.426106][ T32] Call trace: [ 1325.426161][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.426231][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.426267][ T32] r4:00000000 [ 1325.426293][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.426340][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.426376][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.426437][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.426470][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.426535][ T32] r5:800f0013 r4:80239bb0 [ 1325.426572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.426625][ T32] r4:82ac21e4 [ 1325.426648][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.426698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.426738][ T32] r4:e0235dc0 [ 1325.426819][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.426900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.426929][ T32] r4:00000000 [ 1325.426951][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.427026][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 6 printk messages dropped ** [ 1325.427458][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 4 printk messages dropped ** [ 1325.427638][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 9 printk messages dropped ** [ 1325.428056][ T32] INFO: task kworker/0:52:3223 blocked for more than 451 seconds. ** 6 printk messages dropped ** [ 1325.428447][ T32] r10:8291a684 r9:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:8383a400 ** 6 printk messages dropped ** [ 1325.428762][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.429102][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.437025][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.437077][ T32] r5:84b5d78c r4:84b5d400 ** 3 printk messages dropped ** [ 1325.437321][ T32] r10:61c88647 r9:8383a400 r8:83be8cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.437635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.438351][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.438820][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 9 printk messages dropped ** [ 1325.445894][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.446159][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.446486][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 5 printk messages dropped ** [ 1325.446867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.447290][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.447757][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.448242][ T32] r9:83018005 r8:83839800 r7:00000000 r6:83018000 r5:00001000 r4:7f2c7000 ** 4 printk messages dropped ** [ 1325.448526][ T32] r5:84b5d38c r4:84b5d000 ** 4 printk messages dropped ** [ 1325.448740][ T32] r4:83be8d80 ** 3 printk messages dropped ** [ 1325.448945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.454714][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.455399][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.455626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.455650][ T32] r4:00000000 [ 1325.455669][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.455733][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.455760][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.455808][ T32] r5:00001000 r4:dfc4f000 [ 1325.455829][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.455872][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.455944][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.455996][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.456080][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.456174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.456260][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.456288][ T32] r4:84bd5300 [ 1325.456328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.456385][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.456421][ T32] r4:00000001 [ 1325.456464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.456538][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.456578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.456676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.456710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.456745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.456796][ T32] r4:84bc1080 [ 1325.456856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.456891][ T32] INFO: task kworker/0:54:3227 blocked for more than 451 seconds. [ 1325.456928][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.456966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.457023][ T32] task:kworker/0:54 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.457108][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.457217][ T32] Call trace: [ 1325.457250][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.457305][ T32] r10:8291a684 r9:dfcc1d84 r8:00000002 r7:60000113 r6:dfcc1d8c r5:84998000 [ 1325.457341][ T32] r4:84998000 [ 1325.457367][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.457416][ T32] r5:84998000 r4:8291a680 [ 1325.457451][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.457505][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.457555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc1e08 [ 1325.457597][ T32] r4:00000000 [ 1325.457623][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.457663][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.457726][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.457779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac9080 [ 1325.457828][ T32] r4:00000000 [ 1325.457881][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.457937][ T32] r9:83018005 r8:84998000 r7:00000000 r6:83018000 r5:00001000 r4:7f215000 [ 1325.457961][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.458036][ T32] r5:00001000 r4:ecdf3000 [ 1325.458061][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.458106][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.458159][ T32] r5:8491df8c r4:8491dc00 [ 1325.458237][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.458411][ T32] r7:dddced80 r6:83018000 r5:8491df8c r4:83be8e80 [ 1325.458465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.458523][ T32] r10:61c88647 r9:84998000 r8:83be8eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.458547][ T32] r4:83be8e80 [ 1325.458586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.458643][ T32] r10:00000000 r9:83be8e80 r8:80287e08 r7:dfca9e60 r6:83be8f00 r5:84998000 [ 1325.458669][ T32] r4:00000001 [ 1325.458714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.458783][ T32] Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) [ 1325.458844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.458879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.458908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.458941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.458965][ T32] r4:847ae440 [ 1325.459275][ T32] INFO: task kworker/0:54:3227 is blocked on a mutex likely owned by task kworker/1:189:3705. ** 1 printk messages dropped ** [ 1325.471741][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.471958][ T32] r4:00000000 [ 1325.471979][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.472049][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.472118][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.472155][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.472184][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.472211][ T32] r5:800f0013 r4:80239bb0 [ 1325.472262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.472327][ T32] r4:82ac21e4 [ 1325.472378][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1325.472528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.472997][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 4 printk messages dropped ** [ 1325.473247][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 5 printk messages dropped ** [ 1325.473506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.473819][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.474233][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.474681][ T32] r9:83018005 r8:84998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f219000 ** 4 printk messages dropped ** [ 1325.474932][ T32] r5:84b5db8c r4:84b5d800 [ 1325.474953][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.475101][ T32] r4:83be8f80 ** 4 printk messages dropped ** [ 1325.475272][ T32] Exception stack(0xdfc9dfb0 to 0xdfc9dff8) ** 4 printk messages dropped ** [ 1325.475510][ T32] r4:847ae440 ** 2 printk messages dropped ** [ 1325.476084][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.476497][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 9 printk messages dropped ** [ 1325.477005][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.477286][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.477688][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 9 printk messages dropped ** [ 1325.478068][ T32] INFO: task kworker/0:56:3230 blocked for more than 451 seconds. ** 6 printk messages dropped ** [ 1325.478493][ T32] r10:8291a684 r9:dfccdd84 r8:00000002 r7:60000113 r6:dfccdd8c r5:84999800 ** 8 printk messages dropped ** [ 1325.478840][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.479292][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.488355][ T32] r5:8491eb8c r4:8491e800 [ 1325.488506][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.488574][ T32] r7:dddced80 r6:83018000 r5:8491eb8c r4:847b0080 [ 1325.488599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.488654][ T32] r10:61c88647 r9:84999800 r8:847b00ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.488678][ T32] r4:847b0080 [ 1325.488751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.488811][ T32] r10:00000000 r9:847b0080 r8:80287e08 r7:dfcc1e60 r6:847b0100 r5:84999800 [ 1325.488836][ T32] r4:00000001 [ 1325.488857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.488937][ T32] Exception stack(0xdfccdfb0 to 0xdfccdff8) [ 1325.488976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.489034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.489068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.489105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.489231][ T32] r4:847ae780 [ 1325.493315][ T32] INFO: task kworker/0:56:3230 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.493393][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.493523][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.493629][ T32] Call trace: [ 1325.493664][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.493728][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.493754][ T32] r4:00000000 [ 1325.493774][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.493844][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.493961][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.494001][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.494058][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.494118][ T32] r5:800f0013 r4:80239bb0 [ 1325.494147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.494249][ T32] r4:82ac21e4 [ 1325.494354][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.494447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.494501][ T32] r4:e0235dc0 [ 1325.494534][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.494619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.494646][ T32] r4:00000000 [ 1325.494668][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.494740][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.494795][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.494849][ T32] r5:00001000 r4:dfc4f000 [ 1325.494900][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.495001][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.495078][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.495105][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.495295][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.495392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.495469][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.495496][ T32] r4:84bd5300 [ 1325.495520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.495579][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.495636][ T32] r4:00000001 [ 1325.495666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.495714][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.495770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.495820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.495856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.495906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1325.496089][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1325.496417][ T32] r4:8499a400 ** 4 printk messages dropped ** [ 1325.496665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 ** 7 printk messages dropped ** [ 1325.497050][ T32] r9:83018005 r8:8499a400 r7:00000000 r6:83018000 r5:00001000 r4:7f1e1000 ** 4 printk messages dropped ** [ 1325.497396][ T32] r5:8491e78c r4:8491e400 ** 3 printk messages dropped ** [ 1325.497617][ T32] r10:61c88647 r9:8499a400 r8:847b01ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.497965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.498663][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 5 printk messages dropped ** [ 1325.498981][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1325.510813][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.511055][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.511102][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.511144][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.511205][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.511228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.511282][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.511369][ T32] r4:84bd5300 [ 1325.511404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.511466][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.511492][ T32] r4:00000001 [ 1325.511513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.511555][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.511587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.511645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.511680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.511714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.511757][ T32] r4:84bc1080 [ 1325.511790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.511825][ T32] INFO: task kworker/0:58:3234 blocked for more than 452 seconds. [ 1325.511861][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.511906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.511937][ T32] task:kworker/0:58 state:D stack:0 pid:3234 tgid:3234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.511997][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.512045][ T32] Call trace: [ 1325.512077][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.512142][ T32] r10:8291a684 r9:dfce5d84 r8:00000002 r7:60000113 r6:dfce5d8c r5:8499b000 [ 1325.512167][ T32] r4:8499b000 [ 1325.512208][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.512263][ T32] r5:8499b000 r4:8291a680 [ 1325.512285][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.512349][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.512402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce5e08 [ 1325.512427][ T32] r4:00000000 [ 1325.512447][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1325.512745][ T32] r9:83018005 r8:8499b000 r7:00000000 r6:83018000 r5:00001000 r4:7f1a3000 ** 2 printk messages dropped ** [ 1325.512852][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.512896][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.512942][ T32] r5:84803b8c r4:84803800 [ 1325.512962][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.513011][ T32] r7:dddced80 r6:83018000 r5:84803b8c r4:847b0280 [ 1325.513032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.513119][ T32] r10:61c88647 r9:8499b000 r8:847b02ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.513179][ T32] r4:847b0280 [ 1325.513205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.513260][ T32] r10:00000000 r9:847b0280 r8:80287e08 r7:dfccde60 r6:847b0300 r5:8499b000 [ 1325.513284][ T32] r4:00000001 [ 1325.513304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.513346][ T32] Exception stack(0xdfce5fb0 to 0xdfce5ff8) [ 1325.513381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.513413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.513461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.513499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.513523][ T32] r4:847ae9c0 [ 1325.513922][ T32] INFO: task kworker/0:58:3234 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.513964][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.514026][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.514074][ T32] Call trace: [ 1325.514105][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.514174][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.514231][ T32] r4:00000000 [ 1325.514267][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.514314][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.514345][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.514380][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 5 printk messages dropped ** [ 1325.514625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 8 printk messages dropped ** [ 1325.515045][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.515527][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.515572][ T32] r4:00000001 [ 1325.515596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.515638][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.515686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.515723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.515754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.515788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.515811][ T32] r4:84bc1080 [ 1325.515832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.515860][ T32] INFO: task kworker/0:59:3236 blocked for more than 452 seconds. [ 1325.515892][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.515937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.515966][ T32] task:kworker/0:59 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.516017][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.516061][ T32] Call trace: [ 1325.516092][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.516153][ T32] r10:8291a684 r9:dfcf1d84 r8:00000002 r7:60000113 r6:dfcf1d8c r5:8499bc00 [ 1325.516178][ T32] r4:8499bc00 [ 1325.516199][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.516246][ T32] r5:8499bc00 r4:8291a680 [ 1325.516268][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.516330][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.516387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf1e08 [ 1325.516424][ T32] r4:00000000 [ 1325.516455][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1325.516601][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.517040][ T32] r5:8491ef8c r4:8491ec00 [ 1325.517065][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.517300][ T32] r10:61c88647 r9:8499bc00 r8:847b03ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.517593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.518040][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.518300][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 1 printk messages dropped ** [ 1325.518359][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.518389][ T32] r5:800f0013 r4:80239bb0 [ 1325.518411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.518458][ T32] r4:82ac21e4 [ 1325.518479][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.518528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.518551][ T32] r4:e0235dc0 [ 1325.518575][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.518622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.518646][ T32] r4:00000000 [ 1325.518666][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.518745][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.518774][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.518864][ T32] r5:00001000 r4:dfc4f000 [ 1325.518888][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.518932][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.518979][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.518999][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.519052][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.519095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.519160][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.519184][ T32] r4:84bd5300 [ 1325.519204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.533240][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.533300][ T32] r4:00000001 [ 1325.533325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.533406][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.533443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.533486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.533520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.533582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.533611][ T32] r4:84bc1080 [ 1325.533639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.533683][ T32] INFO: task kworker/0:60:3238 blocked for more than 452 seconds. [ 1325.533722][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.533749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.533797][ T32] task:kworker/0:60 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.533881][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.533961][ T32] Call trace: [ 1325.533996][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.534065][ T32] r10:8291a684 r9:dfcfdd84 r8:00000002 r7:60000113 r6:dfcfdd8c r5:8499c800 [ 1325.534116][ T32] r4:8499c800 [ 1325.534147][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.534238][ T32] r5:8499c800 r4:8291a680 [ 1325.534265][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.534311][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.534408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcfde08 [ 1325.534473][ T32] r4:00000000 [ 1325.534502][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.534546][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.534588][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.534635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b64400 ** 2 printk messages dropped ** [ 1325.534765][ T32] r9:83018005 r8:8499c800 r7:00000000 r6:83018000 r5:00001000 r4:7f26b000 ** 4 printk messages dropped ** [ 1325.535054][ T32] r5:84b5df8c r4:84b5dc00 [ 1325.535075][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1325.535390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1325.535862][ T32] r4:847ec080 ** 5 printk messages dropped ** [ 1325.536602][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1325.537009][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.537244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 7 printk messages dropped ** [ 1325.537675][ T32] r5:84ba4f8c r4:84ba4c00 ** 6 printk messages dropped ** [ 1325.537933][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1325.538304][ T32] r4:84bc1080 ** 5 printk messages dropped ** [ 1325.538515][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.538772][ T32] r5:8499e000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.539065][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.539103][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.539169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127680 [ 1325.539222][ T32] r4:00000000 [ 1325.548242][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.548359][ T32] r9:83018005 r8:8499e000 r7:00000000 r6:83018000 r5:00001000 r4:7f26b000 [ 1325.548396][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.548452][ T32] r5:00001000 r4:dfce1000 [ 1325.548497][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.548573][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.548647][ T32] r5:84b5e78c r4:84b5e400 [ 1325.548677][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.548746][ T32] r7:dddced80 r6:83018000 r5:84b5e78c r4:847b0580 [ 1325.548793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.548893][ T32] r10:61c88647 r9:8499e000 r8:847b05ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.548924][ T32] r4:847b0580 [ 1325.548971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.549041][ T32] r10:00000000 r9:847b0580 r8:80287e08 r7:dfcfde60 r6:847b0600 r5:8499e000 [ 1325.549071][ T32] r4:00000001 [ 1325.549094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.549163][ T32] Exception stack(0xdfd15fb0 to 0xdfd15ff8) [ 1325.549224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.549662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.549702][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.549739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.549765][ T32] r4:847ec180 [ 1325.550172][ T32] INFO: task kworker/0:61:3239 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.550225][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.550339][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.550402][ T32] Call trace: [ 1325.550457][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.550540][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.550570][ T32] r4:00000000 [ 1325.550592][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.550639][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.550695][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.550753][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.550796][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.550827][ T32] r5:800f0013 r4:80239bb0 [ 1325.550850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.550908][ T32] r4:82ac21e4 [ 1325.550934][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.550985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.551009][ T32] r4:e0235dc0 [ 1325.551030][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.551077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.551101][ T32] r4:00000000 [ 1325.551149][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.551209][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.551255][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.551310][ T32] r5:00001000 r4:dfc4f000 [ 1325.551369][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.551425][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.551473][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.551496][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.551550][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.551585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.551910][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 7 printk messages dropped ** [ 1325.552231][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1325.552684][ T32] r4:844c0000 ** 4 printk messages dropped ** [ 1325.552894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd21e08 ** 7 printk messages dropped ** [ 1325.553356][ T32] r9:83018005 r8:844c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f2b5000 ** 4 printk messages dropped ** [ 1325.553633][ T32] r5:84b5e38c r4:84b5e000 ** 1 printk messages dropped ** [ 1325.553705][ T32] r7:dddced80 r6:83018000 r5:84b5e38c r4:847b0680 ** 5 printk messages dropped ** [ 1325.553971][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.554288][ T32] r4:847ec300 ** 2 printk messages dropped ** [ 1325.554686][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.554971][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.555024][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.555056][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.555084][ T32] r5:800f0013 r4:80239bb0 [ 1325.555105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.555159][ T32] r4:82ac21e4 [ 1325.555181][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.555230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.555263][ T32] r4:e0235dc0 [ 1325.555288][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.555373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.555402][ T32] r4:00000000 [ 1325.555451][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.555530][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.555560][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.555631][ T32] r5:00001000 r4:dfc4f000 [ 1325.555657][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.555700][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.555747][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.555767][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.555819][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.555841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.555919][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.555946][ T32] r4:84bd5300 [ 1325.555967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.556018][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.556053][ T32] r4:00000001 [ 1325.556099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.556160][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.556190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.556221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.556271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.556329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.556357][ T32] r4:84bc1080 [ 1325.556380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.556429][ T32] INFO: task kworker/0:63:3243 blocked for more than 452 seconds. [ 1325.556487][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.556563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.556595][ T32] task:kworker/0:63 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1325.556704][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.556907][ T32] r5:844c0c00 r4:8291a680 ** 6 printk messages dropped ** [ 1325.557257][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.557635][ T32] r5:85ba538c r4:85ba5000 [ 1325.557666][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.557721][ T32] r7:dddced80 r6:83018000 r5:85ba538c r4:847b0780 ** 3 printk messages dropped ** [ 1325.557851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1325.558187][ T32] r4:847ec300 ** 2 printk messages dropped ** [ 1325.558540][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.558927][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 5 printk messages dropped ** [ 1325.559140][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.578591][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.578845][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.579708][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1325.580103][ T32] r4:84bc1080 ** 5 printk messages dropped ** [ 1325.580462][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.580817][ T32] r5:84a83c00 r4:8291a680 ** 5 printk messages dropped ** [ 1325.581077][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.581455][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.581666][ T32] r7:ddde2d80 r6:83018200 r5:8599638c r4:84492500 ** 6 printk messages dropped ** [ 1325.581983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.582730][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.583468][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.583625][ T32] r4:e0235dc0 [ 1325.583676][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.583738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.583766][ T32] r4:00000000 [ 1325.583788][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.583864][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.583912][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.583965][ T32] r5:00001000 r4:dfc4f000 [ 1325.583987][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.584031][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.584078][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.584127][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.584218][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.584246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.584323][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.584410][ T32] r4:84bd5300 [ 1325.584467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.584561][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.584590][ T32] r4:00000001 [ 1325.584634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.584699][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.584754][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.584789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.584820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.584883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.584932][ T32] r4:84bc1080 [ 1325.584979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.585033][ T32] INFO: task kworker/1:11:3252 blocked for more than 452 seconds. [ 1325.585069][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.585095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.585124][ T32] task:kworker/1:11 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.585222][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.585317][ T32] Call trace: [ 1325.585376][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.585453][ T32] r10:8291a684 r9:dfd09d84 r8:00000002 r7:60000113 r6:dfd09d8c r5:84a86000 [ 1325.585482][ T32] r4:84a86000 [ 1325.585513][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.585564][ T32] r5:84a86000 r4:8291a680 [ 1325.585608][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.585677][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.585730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd09e08 [ 1325.585787][ T32] r4:00000000 [ 1325.585834][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.585879][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.585918][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.585987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595efc0 [ 1325.586015][ T32] r4:00000000 [ 1325.586037][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.586090][ T32] r9:83018205 r8:84a86000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1325.586141][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.586193][ T32] r5:00001000 r4:eb47b000 [ 1325.586236][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.586306][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.586359][ T32] r5:85994f8c r4:85994c00 [ 1325.586379][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.586455][ T32] r7:ddde2d80 r6:83018200 r5:85994f8c r4:847f2080 [ 1325.586481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.586535][ T32] r10:61c88647 r9:84a86000 r8:847f20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.586559][ T32] r4:847f2080 [ 1325.586589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.586645][ T32] r10:00000000 r9:847f2080 r8:80287e08 r7:df9ade60 r6:847f2100 r5:84a86000 [ 1325.586669][ T32] r4:00000001 [ 1325.586710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.586776][ T32] Exception stack(0xdfd09fb0 to 0xdfd09ff8) [ 1325.586840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.586875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.586925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.586987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.587034][ T32] r4:849da540 [ 1325.587304][ T32] INFO: task kworker/1:11:3252 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.587386][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.587513][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.587576][ T32] Call trace: [ 1325.587609][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.587668][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.587695][ T32] r4:00000000 [ 1325.587717][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.587776][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.587836][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.587875][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.587904][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.587951][ T32] r5:800f0013 r4:80239bb0 [ 1325.587978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.588027][ T32] r4:82ac21e4 [ 1325.588072][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.588168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.588212][ T32] r4:e0235dc0 ** 2 printk messages dropped ** [ 1325.588336][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.588674][ T32] r5:84ba4f8c r4:84ba4c00 ** 4 printk messages dropped ** [ 1325.588926][ T32] r4:84bd5300 ** 4 printk messages dropped ** [ 1325.589160][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1325.601667][ T32] INFO: task kworker/0:64:3254 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.602156][ T32] r4:844b0c00 ** 4 printk messages dropped ** [ 1325.602405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 ** 8 printk messages dropped ** [ 1325.602876][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.603113][ T32] r5:85ba778c r4:85ba7400 ** 3 printk messages dropped ** [ 1325.603320][ T32] r10:61c88647 r9:844b0c00 r8:847b08ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.603661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.604476][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1325.604900][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.605048][ T32] r4:e0235dc0 ** 4 printk messages dropped ** [ 1325.605272][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.605302][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.605353][ T32] r5:00001000 r4:dfc4f000 [ 1325.605378][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.605467][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.605543][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.605576][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.605634][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.605658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.605713][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.605737][ T32] r4:84bd5300 [ 1325.605759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.605811][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.605860][ T32] r4:00000001 [ 1325.605892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.605960][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.605995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.606027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.606068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.606109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.606141][ T32] r4:84bc1080 [ 1325.606164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.606194][ T32] INFO: task kworker/0:66:3256 blocked for more than 452 seconds. [ 1325.606241][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.606271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.606329][ T32] task:kworker/0:66 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.606406][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.606453][ T32] Call trace: [ 1325.606484][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.606539][ T32] r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:84a88c00 [ 1325.606600][ T32] r4:84a88c00 [ 1325.606626][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.606676][ T32] r5:84a88c00 r4:8291a680 [ 1325.606700][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.606764][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.606855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1325.606886][ T32] r4:00000000 [ 1325.606929][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.606996][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.607042][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.607111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e9e500 [ 1325.607146][ T32] r4:00000000 [ 1325.607167][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.607247][ T32] r9:83018005 r8:84a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1325.607275][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.607370][ T32] r5:00001000 r4:ecb8f000 [ 1325.607435][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.607512][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.607566][ T32] r5:85efe78c r4:85efe400 [ 1325.607599][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.607676][ T32] r7:dddced80 r6:83018000 r5:85efe78c r4:847b0980 [ 1325.607716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.607775][ T32] r10:61c88647 r9:84a88c00 r8:847b09ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.607803][ T32] r4:847b0980 [ 1325.607825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.607879][ T32] r10:00000000 r9:847b0980 r8:80287e08 r7:dfa55e60 r6:847f2280 r5:84a88c00 [ 1325.607903][ T32] r4:00000001 [ 1325.607924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.607991][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1325.608046][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.608663][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.609114][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1325.625456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 10 printk messages dropped ** [ 1325.626007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.626464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.626845][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.627237][ T32] r5:84a89800 r4:8291a680 ** 5 printk messages dropped ** [ 1325.627546][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.627676][ T32] r4:00000000 [ 1325.627722][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.627777][ T32] r9:83018205 r8:84a89800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.627800][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.627847][ T32] r5:00001000 r4:eb6a1000 [ 1325.627867][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.627909][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.627958][ T32] r5:8599538c r4:85995000 [ 1325.627992][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.628047][ T32] r7:ddde2d80 r6:83018200 r5:8599538c r4:847f2300 [ 1325.628069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.628126][ T32] r10:61c88647 r9:84a89800 r8:847f232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.628152][ T32] r4:847f2300 [ 1325.628173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.628225][ T32] r10:00000000 r9:847f2300 r8:80287e08 r7:df9ade60 r6:847f2380 r5:84a89800 [ 1325.628248][ T32] r4:00000001 [ 1325.628291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.628356][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1325.628393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.628427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.628478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.628537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.628569][ T32] r4:847f0000 [ 1325.628926][ T32] INFO: task kworker/1:12:3258 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.628991][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.629058][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.629133][ T32] Call trace: [ 1325.629180][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.637561][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.637626][ T32] r4:00000000 [ 1325.637652][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.637714][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.637750][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.637797][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.637841][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.637893][ T32] r5:800f0013 r4:80239bb0 [ 1325.637920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.637970][ T32] r4:82ac21e4 [ 1325.637992][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.638070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.638109][ T32] r4:e0235dc0 [ 1325.638165][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.638240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.638269][ T32] r4:00000000 [ 1325.638292][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.638348][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.638386][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.638442][ T32] r5:00001000 r4:dfc4f000 [ 1325.638486][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.638561][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.638615][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.638637][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.638691][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 4 printk messages dropped ** [ 1325.638915][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 9 printk messages dropped ** [ 1325.643922][ T32] INFO: task kworker/1:13:3260 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 1325.644361][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:84a8a400 ** 8 printk messages dropped ** [ 1325.644857][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.645340][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.645422][ T32] r5:85995b8c r4:85995800 ** 1 printk messages dropped ** [ 1325.645547][ T32] r7:ddde2d80 r6:83018200 r5:85995b8c r4:847f2400 ** 6 printk messages dropped ** [ 1325.645819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.646496][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.646987][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1325.647426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.647907][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 4 printk messages dropped ** [ 1325.648139][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.648175][ T32] r4:00000001 [ 1325.648200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.648241][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.648271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.648302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.648330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.648362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.648390][ T32] r4:84bc1080 [ 1325.648421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.648454][ T32] INFO: task kworker/1:14:3261 blocked for more than 452 seconds. [ 1325.648488][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.648524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.648552][ T32] task:kworker/1:14 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.648629][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.648690][ T32] Call trace: [ 1325.648750][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.648807][ T32] r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:84a8b000 [ 1325.648854][ T32] r4:84a8b000 [ 1325.648893][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.648944][ T32] r5:84a8b000 r4:8291a680 [ 1325.648966][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.649011][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.649072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1325.649100][ T32] r4:00000000 [ 1325.649137][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.649179][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.649289][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.659831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c040 [ 1325.659883][ T32] r4:00000000 [ 1325.659912][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.660004][ T32] r9:83018205 r8:84a8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1325.660038][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.660115][ T32] r5:00001000 r4:eb971000 [ 1325.660148][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.660225][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.660279][ T32] r5:85995f8c r4:85995c00 [ 1325.660324][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.660404][ T32] r7:ddde2d80 r6:83018200 r5:85995f8c r4:847f2500 [ 1325.660432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.660507][ T32] r10:61c88647 r9:84a8b000 r8:847f252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.660536][ T32] r4:847f2500 [ 1325.660579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.660660][ T32] r10:00000000 r9:847f2500 r8:80287e08 r7:df9ade60 r6:847f2580 r5:84a8b000 [ 1325.660709][ T32] r4:00000001 [ 1325.660734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.660788][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1325.660845][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.660897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.660951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.661533][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.661874][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 5 printk messages dropped ** [ 1325.662129][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.662355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.662882][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 5 printk messages dropped ** [ 1325.663218][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.663473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.663789][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.664014][ T32] r5:84a8bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1325.664303][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.664676][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.664810][ T32] r5:85996b8c r4:85996800 ** 4 printk messages dropped ** [ 1325.665087][ T32] r4:847f2600 ** 3 printk messages dropped ** [ 1325.665375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.666220][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.666487][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 7 printk messages dropped ** [ 1325.666933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.666990][ T32] r4:e0235dc0 [ 1325.667037][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.667112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.667143][ T32] r4:00000000 [ 1325.667193][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.667254][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.667277][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.667373][ T32] r5:00001000 r4:dfc4f000 [ 1325.667402][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.667452][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.667501][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.667556][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.667615][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.667638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.667692][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.667766][ T32] r4:84bd5300 [ 1325.667791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.667845][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.667891][ T32] r4:00000001 [ 1325.667948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.667992][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.668021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.668095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.668132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.668168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.668191][ T32] r4:84bc1080 [ 1325.668243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.668276][ T32] INFO: task kworker/1:16:3266 blocked for more than 452 seconds. [ 1325.668309][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.668335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.668362][ T32] task:kworker/1:16 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.668418][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.668481][ T32] Call trace: [ 1325.668518][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.668578][ T32] r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:84a8c800 [ 1325.668638][ T32] r4:84a8c800 [ 1325.668663][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.668713][ T32] r5:84a8c800 r4:8291a680 [ 1325.668765][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.668847][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.668900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1325.668956][ T32] r4:00000000 [ 1325.668981][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1325.669285][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.688652][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.688699][ T32] r5:8599678c r4:85996400 ** 1 printk messages dropped ** [ 1325.688805][ T32] r7:ddde2d80 r6:83018200 r5:8599678c r4:847f2700 ** 3 printk messages dropped ** [ 1325.689017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1325.689860][ T32] r4:847f0680 ** 2 printk messages dropped ** [ 1325.690480][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.690848][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 7 printk messages dropped ** [ 1325.691267][ T32] r4:e0235dc0 ** 4 printk messages dropped ** [ 1325.691540][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 8 printk messages dropped ** [ 1325.692064][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.692400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.692826][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.693253][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.693685][ T32] r9:83018205 r8:84a8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1325.693907][ T32] r5:8599738c r4:85997000 ** 3 printk messages dropped ** [ 1325.694091][ T32] r10:61c88647 r9:84a8e000 r8:847f282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.694645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.695154][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.695597][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 9 printk messages dropped ** [ 1325.696099][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.696182][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.696205][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.696284][ T32] r5:00001000 r4:dfc4f000 [ 1325.696343][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.696390][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.696437][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.696458][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.696537][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.696591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.696650][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.696675][ T32] r4:84bd5300 [ 1325.696696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.696792][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.696821][ T32] r4:00000001 [ 1325.696872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.696946][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.696979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.697011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.697088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.697129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.697187][ T32] r4:84bc1080 [ 1325.697214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.697243][ T32] INFO: task kworker/1:18:3269 blocked for more than 452 seconds. [ 1325.697276][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.697301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.697325][ T32] task:kworker/1:18 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.697373][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.697417][ T32] Call trace: [ 1325.697483][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.697538][ T32] r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:84a8ec00 [ 1325.697563][ T32] r4:84a8ec00 [ 1325.697583][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.697663][ T32] r5:84a8ec00 r4:8291a680 [ 1325.697688][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.697762][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.697843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1325.697871][ T32] r4:00000000 [ 1325.697921][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.697964][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.698003][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.698074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cb00 [ 1325.698102][ T32] r4:00000000 [ 1325.698152][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.698231][ T32] r9:83018205 r8:84a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1325.698292][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.698343][ T32] r5:00001000 r4:ebe01000 [ 1325.698364][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.698406][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.698454][ T32] r5:8599838c r4:85998000 [ 1325.698501][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.698560][ T32] r7:ddde2d80 r6:83018200 r5:8599838c r4:847f2900 [ 1325.698583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.698667][ T32] r10:61c88647 r9:84a8ec00 r8:847f292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.698727][ T32] r4:847f2900 [ 1325.698751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.698803][ T32] r10:00000000 r9:847f2900 r8:80287e08 r7:dfab9e60 r6:847f2980 r5:84a8ec00 [ 1325.698859][ T32] r4:00000001 [ 1325.698896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.698969][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1325.699003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.699035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.699064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.699097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.699155][ T32] r4:847f0a80 [ 1325.714777][ T32] INFO: task kworker/1:18:3269 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.714864][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.714963][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.715041][ T32] Call trace: [ 1325.715099][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.715208][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.715238][ T32] r4:00000000 [ 1325.715261][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.715307][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.715379][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.715439][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.715479][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.715565][ T32] r5:800f0013 r4:80239bb0 [ 1325.715599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.715661][ T32] r4:82ac21e4 [ 1325.715687][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.715761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.715811][ T32] r4:e0235dc0 [ 1325.715837][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.715887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.715911][ T32] r4:00000000 [ 1325.715966][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.716024][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.716048][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.716095][ T32] r5:00001000 r4:dfc4f000 [ 1325.716137][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.716186][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.716235][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.716256][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.716309][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.716388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.716448][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.716472][ T32] r4:84bd5300 [ 1325.716493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.716565][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.716593][ T32] r4:00000001 [ 1325.716616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1325.716771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.716800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.716833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.716882][ T32] r4:84bc1080 [ 1325.716910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.716976][ T32] INFO: task kworker/0:67:3272 blocked for more than 452 seconds. [ 1325.717040][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.717080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.717153][ T32] task:kworker/0:67 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.717232][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.717282][ T32] Call trace: [ 1325.717338][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.717425][ T32] r10:8291a684 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:844c2400 [ 1325.717454][ T32] r4:844c2400 [ 1325.717498][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.717564][ T32] r5:844c2400 r4:8291a680 [ 1325.717633][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.717707][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.717791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1325.717832][ T32] r4:00000000 [ 1325.717878][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.717941][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.717984][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.718034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e9b3c0 ** 2 printk messages dropped ** [ 1325.718143][ T32] r9:83018005 r8:844c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f465000 ** 4 printk messages dropped ** [ 1325.718385][ T32] r5:85f0778c r4:85f07400 ** 1 printk messages dropped ** [ 1325.718495][ T32] r7:dddced80 r6:83018000 r5:85f0778c r4:847b0a00 ** 6 printk messages dropped ** [ 1325.718754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.727239][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.727629][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 7 printk messages dropped ** [ 1325.727970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 3 printk messages dropped ** [ 1325.728146][ T32] r4:00000000 [ 1325.728195][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.728280][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.728310][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.728361][ T32] r5:00001000 r4:dfc4f000 [ 1325.728390][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.728434][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.728481][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.728502][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.728556][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.728580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.728634][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.728657][ T32] r4:84bd5300 [ 1325.728678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.728742][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.728771][ T32] r4:00000001 [ 1325.728793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.728834][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.728862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.728893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.728921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.728953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.728998][ T32] r4:84bc1080 [ 1325.729026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.729056][ T32] INFO: task kworker/1:19:3273 blocked for more than 452 seconds. [ 1325.729111][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.729168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.729197][ T32] task:kworker/1:19 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.736078][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.736180][ T32] Call trace: [ 1325.736239][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.736308][ T32] r10:8291a684 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:844c3000 [ 1325.736336][ T32] r4:844c3000 [ 1325.736372][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1325.736550][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.736719][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.736760][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.736807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c800 [ 1325.736831][ T32] r4:00000000 [ 1325.736851][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.736904][ T32] r9:83018205 r8:844c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1325.736949][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.737002][ T32] r5:00001000 r4:ebdb1000 [ 1325.737023][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.737068][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.737115][ T32] r5:8599778c r4:85997400 [ 1325.737142][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.737195][ T32] r7:ddde2d80 r6:83018200 r5:8599778c r4:847f2a00 [ 1325.737217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.737270][ T32] r10:61c88647 r9:844c3000 r8:847f2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.737294][ T32] r4:847f2a00 [ 1325.737313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.737387][ T32] r10:00000000 r9:847f2a00 r8:80287e08 r7:dfac5e60 r6:847b0b00 r5:844c3000 [ 1325.737421][ T32] r4:00000001 [ 1325.737444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.737486][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) ** 3 printk messages dropped ** [ 1325.737636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1325.738361][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.738536][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1325.738896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.745686][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1325.746113][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1325.746457][ T32] INFO: task kworker/1:20:3276 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.746977][ T32] r5:844c3c00 r4:8291a680 ** 3 printk messages dropped ** [ 1325.747210][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.747490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cec0 ** 7 printk messages dropped ** [ 1325.747840][ T32] r5:8599938c r4:85999000 ** 2 printk messages dropped ** [ 1325.747989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.748339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.748951][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.749020][ T32] Call trace: [ 1325.749080][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.749151][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.749177][ T32] r4:00000000 [ 1325.749198][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.757052][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.757101][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.757142][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.757192][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.757245][ T32] r5:800f0013 r4:80239bb0 [ 1325.757303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.757365][ T32] r4:82ac21e4 [ 1325.757388][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.757438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.757489][ T32] r4:e0235dc0 [ 1325.757535][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.757597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.757625][ T32] r4:00000000 [ 1325.757647][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.757701][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.757724][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.757803][ T32] r5:00001000 r4:dfc4f000 [ 1325.757839][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.757888][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.757935][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.757956][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.758008][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.758052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.758110][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.758138][ T32] r4:84bd5300 [ 1325.758160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.758212][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.758236][ T32] r4:00000001 [ 1325.758256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.758296][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.758346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.758416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.758449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.758497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.758524][ T32] r4:84bc1080 [ 1325.758548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.758605][ T32] INFO: task kworker/1:21:3278 blocked for more than 452 seconds. [ 1325.758644][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1325.758794][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.759236][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.764366][ T32] r9:83018205 r8:844c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1325.764580][ T32] r5:85997f8c r4:85997c00 [ 1325.764603][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.764809][ T32] r4:847f2b00 ** 4 printk messages dropped ** [ 1325.765031][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) ** 6 printk messages dropped ** [ 1325.765727][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.766302][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1325.766511][ T32] r4:e0235dc0 ** 7 printk messages dropped ** [ 1325.766817][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.767314][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1325.767654][ T32] r4:84bc1080 ** 5 printk messages dropped ** [ 1325.767906][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.768342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 ** 5 printk messages dropped ** [ 1325.768592][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.768823][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.769082][ T32] r10:61c88647 r9:844c4800 r8:847f2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.779946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.780680][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1325.781038][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.781234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.781633][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 2 printk messages dropped ** [ 1325.781773][ T32] r4:84bd5300 [ 1325.781798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.781852][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.781876][ T32] r4:00000001 [ 1325.781918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.781963][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.782014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.782051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.782081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.782177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.782235][ T32] r4:84bc1080 [ 1325.782260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.782292][ T32] INFO: task kworker/1:23:3281 blocked for more than 452 seconds. [ 1325.782328][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.782388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.782439][ T32] task:kworker/1:23 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.782497][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.782598][ T32] Call trace: [ 1325.782654][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.782714][ T32] r10:8291a684 r9:dfb6dd84 r8:00000002 r7:60000113 r6:dfb6dd8c r5:844c5400 [ 1325.782738][ T32] r4:844c5400 [ 1325.782759][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.782808][ T32] r5:844c5400 r4:8291a680 [ 1325.782854][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.782901][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.782951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb6de08 [ 1325.782975][ T32] r4:00000000 [ 1325.783016][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.783096][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.783147][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.783235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cdc0 [ 1325.783294][ T32] r4:00000000 [ 1325.783340][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.783419][ T32] r9:83018205 r8:844c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.783467][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.783520][ T32] r5:00001000 r4:ebe59000 [ 1325.783551][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.783600][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.783647][ T32] r5:85998f8c r4:85998c00 [ 1325.783678][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.783733][ T32] r7:ddde2d80 r6:83018200 r5:85998f8c r4:847f2c00 [ 1325.783776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.783836][ T32] r10:61c88647 r9:844c5400 r8:847f2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.783861][ T32] r4:847f2c00 [ 1325.783881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.783943][ T32] r10:00000000 r9:847f2c00 r8:80287e08 r7:dfb31e60 r6:847b0d00 r5:844c5400 [ 1325.783983][ T32] r4:00000001 [ 1325.784050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.784125][ T32] Exception stack(0xdfb6dfb0 to 0xdfb6dff8) [ 1325.784173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.784249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.784284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.784320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.784365][ T32] r4:847e9140 [ 1325.784609][ T32] INFO: task kworker/1:23:3281 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.784670][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.784773][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.784856][ T32] Call trace: [ 1325.784917][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.784976][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.785011][ T32] r4:00000000 [ 1325.785059][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.785109][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.785147][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.785189][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.785222][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.785248][ T32] r5:800f0013 r4:80239bb0 [ 1325.785270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.785318][ T32] r4:82ac21e4 [ 1325.785361][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.785419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.785445][ T32] r4:e0235dc0 [ 1325.785488][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.785557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.785612][ T32] r4:00000000 [ 1325.785661][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.785717][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.785741][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.785788][ T32] r5:00001000 r4:dfc4f000 [ 1325.785810][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.785851][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.785898][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.785919][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.785971][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.785993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.786057][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.786109][ T32] r4:84bd5300 [ 1325.786138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.786202][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.786256][ T32] r4:00000001 [ 1325.786280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.786322][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.786350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.786395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.786428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.786461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.786484][ T32] r4:84bc1080 [ 1325.786529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.786583][ T32] INFO: task kworker/0:68:3284 blocked for more than 452 seconds. [ 1325.786619][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.786666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.786694][ T32] task:kworker/0:68 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.786791][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.786882][ T32] Call trace: [ 1325.786918][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.786974][ T32] r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:844c6c00 [ 1325.786998][ T32] r4:844c6c00 [ 1325.787041][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.787126][ T32] r5:844c6c00 r4:8291a680 [ 1325.787173][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.787250][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.787353][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1325.787396][ T32] r4:00000000 [ 1325.787420][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.787461][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.787500][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.787548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e9b300 [ 1325.787583][ T32] r4:00000000 [ 1325.787608][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.787660][ T32] r9:83018005 r8:844c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f461000 [ 1325.787712][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.787764][ T32] r5:00001000 r4:edb1f000 [ 1325.787807][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.787856][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.787902][ T32] r5:85f0738c r4:85f07000 [ 1325.787923][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.787995][ T32] r7:dddced80 r6:83018000 r5:85f0738c r4:847b0d80 [ 1325.788059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.788118][ T32] r10:61c88647 r9:844c6c00 r8:847b0dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.788498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.789011][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.789260][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 5 printk messages dropped ** [ 1325.805671][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.805944][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.806256][ T32] r5:84ba4f8c r4:84ba4c00 ** 5 printk messages dropped ** [ 1325.806463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1325.807018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.807156][ T32] r4:84bc1080 [ 1325.807187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.807220][ T32] INFO: task kworker/1:24:3286 blocked for more than 452 seconds. [ 1325.807276][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.807348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.807399][ T32] task:kworker/1:24 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.807463][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.807511][ T32] Call trace: [ 1325.807561][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.807623][ T32] r10:8291a684 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:844c1800 [ 1325.807649][ T32] r4:844c1800 [ 1325.807672][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.807720][ T32] r5:844c1800 r4:8291a680 [ 1325.807764][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.807842][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.807896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1325.807921][ T32] r4:00000000 [ 1325.807941][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.807980][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.808018][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.808064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f4280 [ 1325.808111][ T32] r4:00000000 [ 1325.808163][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.808222][ T32] r9:83018205 r8:844c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1325.808247][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.808315][ T32] r5:00001000 r4:ecb59000 [ 1325.808341][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.808389][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.808437][ T32] r5:8599a78c r4:8599a400 [ 1325.808458][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.808517][ T32] r7:ddde2d80 r6:83018200 r5:8599a78c r4:847f2c80 [ 1325.808567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.808647][ T32] r10:61c88647 r9:844c1800 r8:847f2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.808698][ T32] r4:847f2c80 [ 1325.808725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.808778][ T32] r10:00000000 r9:847f2c80 r8:80287e08 r7:dfb31e60 r6:847b0e80 r5:844c1800 [ 1325.808802][ T32] r4:00000001 [ 1325.808843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.808889][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1325.808919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.808950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.808979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.809011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1325.817955][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.818211][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 6 printk messages dropped ** [ 1325.818519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 10 printk messages dropped ** [ 1325.818999][ T32] r5:84ba4f8c r4:84ba4c00 ** 6 printk messages dropped ** [ 1325.823860][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1325.824306][ T32] r4:84bc1080 ** 4 printk messages dropped ** [ 1325.824513][ T32] task:kworker/1:25 state:D stack:0 pid:3289 tgid:3289 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.825147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd5de08 ** 7 printk messages dropped ** [ 1325.825486][ T32] r9:83018205 r8:8499d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1325.825764][ T32] r5:8599978c r4:85999400 ** 3 printk messages dropped ** [ 1325.825975][ T32] r10:61c88647 r9:8499d400 r8:847f2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.826403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.827097][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.827392][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 9 printk messages dropped ** [ 1325.827853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.828349][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1325.828675][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1325.828980][ T32] INFO: task kworker/1:26:3292 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.839853][ T32] r4:84b31800 ** 4 printk messages dropped ** [ 1325.840104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd79e08 ** 8 printk messages dropped ** [ 1325.840530][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.840586][ T32] r5:00001000 r4:ec9d7000 [ 1325.840608][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.840652][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.840698][ T32] r5:85999b8c r4:85999800 [ 1325.840742][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.840813][ T32] r7:ddde2d80 r6:83018200 r5:85999b8c r4:847f2d80 [ 1325.840848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.840907][ T32] r10:61c88647 r9:84b31800 r8:847f2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.840932][ T32] r4:847f2d80 [ 1325.840953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.841016][ T32] r10:00000000 r9:847f2d80 r8:80287e08 r7:dfb61e60 r6:847de080 r5:84b31800 [ 1325.841043][ T32] r4:00000001 [ 1325.841066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.841108][ T32] Exception stack(0xdfd79fb0 to 0xdfd79ff8) [ 1325.841145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.841177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.841229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.841292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.841321][ T32] r4:847e9580 [ 1325.841638][ T32] INFO: task kworker/1:26:3292 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.841703][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.841775][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.841846][ T32] Call trace: [ 1325.841885][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.841945][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.841993][ T32] r4:00000000 [ 1325.842029][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.842078][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.842142][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.842180][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.842209][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.842256][ T32] r5:800f0013 r4:80239bb0 [ 1325.842282][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.842330][ T32] r4:82ac21e4 [ 1325.842376][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.842455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.842485][ T32] r4:e0235dc0 [ 1325.842507][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.842575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.842658][ T32] r4:00000000 [ 1325.842697][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.842756][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.842801][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.842855][ T32] r5:00001000 r4:dfc4f000 [ 1325.842907][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.842977][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.843053][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.843139][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.843241][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.843270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.843379][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.843413][ T32] r4:84bd5300 [ 1325.843460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.843521][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.843546][ T32] r4:00000001 [ 1325.843567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.843607][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.843636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.843691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.843748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.843784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.843830][ T32] r4:84bc1080 [ 1325.843856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.843886][ T32] INFO: task kworker/1:27:3295 blocked for more than 452 seconds. [ 1325.843920][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.843947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.843994][ T32] task:kworker/1:27 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.844070][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.844118][ T32] Call trace: [ 1325.844178][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.844290][ T32] r10:8291a684 r9:dfd8dd84 r8:00000002 r7:60000113 r6:dfd8dd8c r5:84b30c00 [ 1325.844320][ T32] r4:84b30c00 [ 1325.844342][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.844391][ T32] r5:84b30c00 r4:8291a680 [ 1325.844413][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.844491][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.844559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 1325.844614][ T32] r4:00000000 [ 1325.844675][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.844722][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.844762][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.844810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595e440 [ 1325.844836][ T32] r4:00000000 [ 1325.844889][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.844981][ T32] r9:83018205 r8:84b30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1325.845029][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.845103][ T32] r5:00001000 r4:eca01000 [ 1325.845134][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.845200][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.845253][ T32] r5:85999f8c r4:85999c00 [ 1325.845274][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.845324][ T32] r7:ddde2d80 r6:83018200 r5:85999f8c r4:847f2e00 [ 1325.845346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.845405][ T32] r10:61c88647 r9:84b30c00 r8:847f2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.845430][ T32] r4:847f2e00 [ 1325.845451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1325.845668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.846155][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.846334][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 8 printk messages dropped ** [ 1325.846708][ T32] r4:e0235dc0 ** 6 printk messages dropped ** [ 1325.847023][ T32] r5:00001000 r4:dfc4f000 ** 4 printk messages dropped ** [ 1325.847301][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 5 printk messages dropped ** [ 1325.847555][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.847719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.847865][ T32] INFO: task kworker/1:28:3296 blocked for more than 452 seconds. [ 1325.847921][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.847951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.847977][ T32] task:kworker/1:28 state:D stack:0 pid:3296 tgid:3296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.848027][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.848070][ T32] Call trace: [ 1325.848101][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.848182][ T32] r10:8291a684 r9:dfd91d84 r8:00000002 r7:60000113 r6:dfd91d8c r5:84b33000 [ 1325.848232][ T32] r4:84b33000 [ 1325.848257][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.848307][ T32] r5:84b33000 r4:8291a680 [ 1325.848329][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.848397][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.848459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd91e08 [ 1325.848485][ T32] r4:00000000 [ 1325.848506][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.848570][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.848614][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.848663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f4040 [ 1325.848721][ T32] r4:00000000 [ 1325.848765][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.848848][ T32] r9:83018205 r8:84b33000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.848906][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.848985][ T32] r5:00001000 r4:eca25000 [ 1325.849031][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.849082][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.849142][ T32] r5:8599a38c r4:8599a000 [ 1325.849166][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.867949][ T32] r7:ddde2d80 r6:83018200 r5:8599a38c r4:847f2e80 [ 1325.868044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.868137][ T32] r10:61c88647 r9:84b33000 r8:847f2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.868169][ T32] r4:847f2e80 [ 1325.868192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.868249][ T32] r10:00000000 r9:847f2e80 r8:80287e08 r7:dfb61e60 r6:847de180 r5:84b33000 [ 1325.868275][ T32] r4:00000001 [ 1325.868309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.868398][ T32] Exception stack(0xdfd91fb0 to 0xdfd91ff8) [ 1325.868443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.868478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.868509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.868544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.868587][ T32] r4:847e9840 ** 1 printk messages dropped ** [ 1325.869042][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.873949][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1325.874336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.874897][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 6 printk messages dropped ** [ 1325.875182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.875556][ T32] INFO: task kworker/1:29:3298 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.876103][ T32] r5:84b33c00 r4:8291a680 ** 3 printk messages dropped ** [ 1325.876314][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.876504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f45c0 ** 7 printk messages dropped ** [ 1325.876864][ T32] r5:8599b38c r4:8599b000 ** 3 printk messages dropped ** [ 1325.877051][ T32] r10:61c88647 r9:84b33c00 r8:847f2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.877370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.878092][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1325.878466][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.878670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1325.879202][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.888439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.888777][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.889068][ T32] r4:84b30000 [ 1325.889128][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.889185][ T32] r5:84b30000 r4:8291a680 [ 1325.889214][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.893691][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.893805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1325.893839][ T32] r4:00000000 [ 1325.893882][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.893931][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.893977][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.894027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f43c0 [ 1325.894063][ T32] r4:00000000 [ 1325.894090][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.894199][ T32] r9:83018205 r8:84b30000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1325.894267][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.894350][ T32] r5:00001000 r4:ecb65000 [ 1325.894409][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.894498][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.894576][ T32] r5:8599ab8c r4:8599a800 [ 1325.894609][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.894691][ T32] r7:ddde2d80 r6:83018200 r5:8599ab8c r4:847f2f80 [ 1325.894720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.894833][ T32] r10:61c88647 r9:84b30000 r8:847f2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.894889][ T32] r4:847f2f80 [ 1325.894922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.894980][ T32] r10:00000000 r9:847f2f80 r8:80287e08 r7:dfbc1e60 r6:847de280 r5:84b30000 [ 1325.895035][ T32] r4:00000001 [ 1325.895062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.895106][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1325.895166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.895209][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.895239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.895296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.895360][ T32] r4:847e9840 [ 1325.895702][ T32] INFO: task kworker/1:30:3299 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.895747][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.895815][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.895867][ T32] Call trace: [ 1325.895901][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.895983][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.896021][ T32] r4:00000000 [ 1325.896073][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.896131][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.896192][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.896252][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.896285][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.896312][ T32] r5:800f0013 r4:80239bb0 [ 1325.896365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.896421][ T32] r4:82ac21e4 [ 1325.896443][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.896494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.896540][ T32] r4:e0235dc0 [ 1325.896588][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.896647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.896672][ T32] r4:00000000 [ 1325.896694][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.896767][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.896818][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.896880][ T32] r5:00001000 r4:dfc4f000 [ 1325.896928][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.896999][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.897071][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.897096][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.897163][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.897187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.897241][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.897265][ T32] r4:84bd5300 [ 1325.897286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.897339][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.897363][ T32] r4:00000001 [ 1325.897388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.897429][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.897458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.897511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.897547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.897580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.897604][ T32] r4:84bc1080 [ 1325.897627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.897656][ T32] INFO: task kworker/1:31:3302 blocked for more than 452 seconds. [ 1325.897724][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.897764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.897793][ T32] task:kworker/1:31 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.897870][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.897914][ T32] Call trace: [ 1325.897992][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.898052][ T32] r10:8291a684 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:84b32400 [ 1325.898078][ T32] r4:84b32400 [ 1325.898126][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.898209][ T32] r5:84b32400 r4:8291a680 [ 1325.898237][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.898293][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.898347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1325.898394][ T32] r4:00000000 [ 1325.898419][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.898487][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.898620][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.899024][ T32] r5:8599af8c r4:8599ac00 [ 1325.899069][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.909759][ T32] r10:61c88647 r9:84b32400 r8:849d40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.909799][ T32] r4:849d4080 [ 1325.909823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.909915][ T32] r10:00000000 r9:849d4080 r8:80287e08 r7:dfbc1e60 r6:847de300 r5:84b32400 [ 1325.909967][ T32] r4:00000001 [ 1325.910020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.910074][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.910169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.910211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.910244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.910300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.910337][ T32] r4:847e9c40 [ 1325.910680][ T32] INFO: task kworker/1:31:3302 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.910725][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.910795][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.910896][ T32] Call trace: [ 1325.910938][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.911001][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.911026][ T32] r4:00000000 [ 1325.911048][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.911093][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.911130][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.911186][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.911240][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.911510][ T32] r4:e0235dc0 ** 6 printk messages dropped ** [ 1325.911817][ T32] r5:00001000 r4:dfc4f000 ** 6 printk messages dropped ** [ 1325.912200][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1325.912423][ T32] r4:00000001 [ 1325.912480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.912526][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.912556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.912663][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.912723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.912761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.912804][ T32] r4:84bc1080 [ 1325.912831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.912885][ T32] INFO: task kworker/1:32:3303 blocked for more than 452 seconds. [ 1325.912933][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.912970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.913021][ T32] task:kworker/1:32 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.913084][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.913153][ T32] Call trace: [ 1325.913187][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.913265][ T32] r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:84b36000 [ 1325.913296][ T32] r4:84b36000 [ 1325.913341][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.913420][ T32] r5:84b36000 r4:8291a680 [ 1325.913445][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.913491][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.913540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1325.913565][ T32] r4:00000000 [ 1325.913585][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.913638][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.913765][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.914072][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.914119][ T32] r5:8599bb8c r4:8599b800 ** 1 printk messages dropped ** [ 1325.914257][ T32] r7:ddde2d80 r6:83018200 r5:8599bb8c r4:849d4100 ** 1 printk messages dropped ** [ 1325.914373][ T32] r10:61c88647 r9:84b36000 r8:849d412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.914423][ T32] r4:849d4100 [ 1325.914449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.914539][ T32] r10:00000000 r9:849d4100 r8:80287e08 r7:dfbc1e60 r6:847de380 r5:84b36000 [ 1325.914573][ T32] r4:00000001 [ 1325.914597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.914641][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1325.914700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.914765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.914806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.914867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.914923][ T32] r4:847e9d80 [ 1325.915152][ T32] INFO: task kworker/1:32:3303 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.915212][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.915280][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.915358][ T32] Call trace: [ 1325.915401][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.915494][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.915550][ T32] r4:00000000 [ 1325.915574][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.915621][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.915676][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.915734][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.915767][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1325.915877][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.916140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1325.916589][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 5 printk messages dropped ** [ 1325.916820][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.917025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.917138][ T32] INFO: task kworker/1:33:3305 blocked for more than 452 seconds. [ 1325.917171][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.917196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.917230][ T32] task:kworker/1:33 state:D stack:0 pid:3305 tgid:3305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.917331][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.917390][ T32] Call trace: [ 1325.917443][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.917503][ T32] r10:8291a684 r9:dfd9dd84 r8:00000002 r7:60000113 r6:dfd9dd8c r5:84b34800 [ 1325.917539][ T32] r4:84b34800 [ 1325.917564][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.917633][ T32] r5:84b34800 r4:8291a680 [ 1325.917658][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.917703][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.917789][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd9de08 ** 4 printk messages dropped ** [ 1325.918002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f46c0 ** 7 printk messages dropped ** [ 1325.918354][ T32] r5:8599b78c r4:8599b400 [ 1325.918400][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.918617][ T32] r10:61c88647 r9:84b34800 r8:849d41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.918984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.937207][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 7 printk messages dropped ** [ 1325.937527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 10 printk messages dropped ** [ 1325.938000][ T32] r5:84ba4f8c r4:84ba4c00 ** 5 printk messages dropped ** [ 1325.938231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1325.938615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1325.939048][ T32] r4:84b35400 ** 4 printk messages dropped ** [ 1325.946276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda5e08 ** 7 printk messages dropped ** [ 1325.946664][ T32] r9:83018205 r8:84b35400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1325.946912][ T32] r5:8599cf8c r4:8599cc00 [ 1325.946934][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.947001][ T32] r7:ddde2d80 r6:83018200 r5:8599cf8c r4:849d4200 [ 1325.947029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.947109][ T32] r10:61c88647 r9:84b35400 r8:849d422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.947160][ T32] r4:849d4200 [ 1325.947188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.947268][ T32] r10:00000000 r9:849d4200 r8:80287e08 r7:dfc1de60 r6:847de480 r5:84b35400 [ 1325.947315][ T32] r4:00000001 [ 1325.947379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.947427][ T32] Exception stack(0xdfda5fb0 to 0xdfda5ff8) [ 1325.947462][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.947495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.947526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.947561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.947608][ T32] r4:847f0f40 [ 1325.948043][ T32] INFO: task kworker/1:34:3307 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1325.948088][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.948183][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.948262][ T32] Call trace: [ 1325.948325][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.948414][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.948470][ T32] r4:00000000 [ 1325.948497][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.948546][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.948601][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.948659][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.948715][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.948747][ T32] r5:800f0013 r4:80239bb0 [ 1325.948772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.948857][ T32] r4:82ac21e4 [ 1325.948887][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.948940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.948966][ T32] r4:e0235dc0 [ 1325.948987][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.949037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.949062][ T32] r4:00000000 [ 1325.949082][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.949190][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.949242][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.955759][ T32] r5:00001000 r4:dfc4f000 [ 1325.955800][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.955890][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.956060][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 5 printk messages dropped ** [ 1325.956319][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.956545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.956862][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.957260][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.957753][ T32] r5:00001000 r4:ecba1000 ** 2 printk messages dropped ** [ 1325.957913][ T32] r5:8599bf8c r4:8599bc00 ** 3 printk messages dropped ** [ 1325.958217][ T32] r10:61c88647 r9:84950c00 r8:849d42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.958582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.966367][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.966687][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 5 printk messages dropped ** [ 1325.966997][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.967311][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.967704][ T32] r5:84ba4f8c r4:84ba4c00 ** 6 printk messages dropped ** [ 1325.968065][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 10 printk messages dropped ** [ 1325.968455][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1325.968775][ T32] r4:84950000 ** 4 printk messages dropped ** [ 1325.969041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb5e08 ** 9 printk messages dropped ** [ 1325.976104][ T32] r5:00001000 r4:ecbad000 ** 2 printk messages dropped ** [ 1325.976269][ T32] r5:8599c38c r4:8599c000 ** 3 printk messages dropped ** [ 1325.976508][ T32] r10:61c88647 r9:84950000 r8:849d432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.976918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.977677][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.977776][ T32] Call trace: [ 1325.977826][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.977891][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1325.977939][ T32] r4:00000000 [ 1325.977986][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.978054][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1325.978092][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1325.978138][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1325.978194][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.978247][ T32] r5:800f0013 r4:80239bb0 [ 1325.978274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.978322][ T32] r4:82ac21e4 [ 1325.978364][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.978476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1325.978530][ T32] r4:e0235dc0 [ 1325.978559][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.978634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1325.978672][ T32] r4:00000000 [ 1325.978694][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.978749][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.978793][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.978870][ T32] r5:00001000 r4:dfc4f000 [ 1325.978897][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.978942][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.978988][ T32] r5:84ba4f8c r4:84ba4c00 [ 1325.979010][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.979064][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1325.979086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.979148][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.979195][ T32] r4:84bd5300 [ 1325.979243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.986225][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1325.986270][ T32] r4:00000001 [ 1325.986296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.986353][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1325.986388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.986439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.986497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.986539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.986588][ T32] r4:84bc1080 [ 1325.986618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.986663][ T32] INFO: task kworker/1:37:3313 blocked for more than 452 seconds. [ 1325.986726][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1325.986781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.986813][ T32] task:kworker/1:37 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.986872][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.986924][ T32] Call trace: [ 1325.986986][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1325.987070][ T32] r10:8291a684 r9:dfdbdd84 r8:00000002 r7:60000113 r6:dfdbdd8c r5:84951800 [ 1325.987131][ T32] r4:84951800 [ 1325.987156][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1325.987207][ T32] r5:84951800 r4:8291a680 [ 1325.987230][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.987297][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.987417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdbde08 [ 1325.987454][ T32] r4:00000000 [ 1325.987476][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1325.987517][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.987561][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1325.987609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f4ac0 [ 1325.987657][ T32] r4:00000000 [ 1325.987684][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.987769][ T32] r9:83018205 r8:84951800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1325.987820][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.987873][ T32] r5:00001000 r4:ecbb5000 [ 1325.987896][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1325.987963][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.988022][ T32] r5:8599c78c r4:8599c400 [ 1325.988045][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.988100][ T32] r7:ddde2d80 r6:83018200 r5:8599c78c r4:849d4380 [ 1325.988138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.988198][ T32] r10:61c88647 r9:84951800 r8:849d43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.988336][ T32] r10:00000000 r9:849d4380 r8:80287e08 r7:dfda5e60 r6:847de600 r5:84951800 ** 8 printk messages dropped ** [ 1325.989057][ T32] INFO: task kworker/1:37:3313 is blocked on a mutex likely owned by task kworker/1:189:3705. ** 4 printk messages dropped ** [ 1325.995565][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 5 printk messages dropped ** [ 1325.995806][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.996044][ T32] r4:e0235dc0 ** 5 printk messages dropped ** [ 1325.996298][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.996712][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.997034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.997461][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.997928][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.998437][ T32] r5:00001000 r4:ecbc1000 ** 2 printk messages dropped ** [ 1325.998604][ T32] r5:8599cb8c r4:8599c800 ** 3 printk messages dropped ** [ 1325.998815][ T32] r10:61c88647 r9:84953000 r8:849d442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.999145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.009587][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 5 printk messages dropped ** [ 1326.009881][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1326.010216][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 2 printk messages dropped ** [ 1326.010360][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.010410][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.010477][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.010546][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.010613][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.010660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.010719][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.010745][ T32] r4:84bd5300 [ 1326.010789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.010848][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.010874][ T32] r4:00000001 [ 1326.010895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.010936][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.010988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.011024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.011054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.011110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.011143][ T32] r4:84bc1080 [ 1326.011190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.011238][ T32] INFO: task kworker/1:39:3318 blocked for more than 452 seconds. [ 1326.011315][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.011382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.011412][ T32] task:kworker/1:39 state:D stack:0 pid:3318 tgid:3318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.011470][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.011533][ T32] Call trace: [ 1326.011568][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.011626][ T32] r10:8291a684 r9:dfdcdd84 r8:00000002 r7:60000113 r6:dfdcdd8c r5:84955400 [ 1326.011652][ T32] r4:84955400 [ 1326.011673][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.011749][ T32] r5:84955400 r4:8291a680 [ 1326.011777][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.011823][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.011883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdcde08 [ 1326.011921][ T32] r4:00000000 [ 1326.011946][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.011997][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.012063][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.012116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f4dc0 [ 1326.012147][ T32] r4:00000000 [ 1326.012190][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.012280][ T32] r9:83018205 r8:84955400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1326.012309][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.012357][ T32] r5:00001000 r4:ecbd9000 [ 1326.012382][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.012425][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.012482][ T32] r5:8599d38c r4:8599d000 [ 1326.012508][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.012605][ T32] r7:ddde2d80 r6:83018200 r5:8599d38c r4:849d4480 [ 1326.012677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.012740][ T32] r10:61c88647 r9:84955400 r8:849d44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.012766][ T32] r4:849d4480 [ 1326.012787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.012839][ T32] r10:00000000 r9:849d4480 r8:80287e08 r7:dfda5e60 r6:847de700 r5:84955400 [ 1326.012866][ T32] r4:00000001 [ 1326.012886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.012936][ T32] Exception stack(0xdfdcdfb0 to 0xdfdcdff8) [ 1326.013029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.013067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.013116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.013184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.013213][ T32] r4:847b1180 [ 1326.013581][ T32] INFO: task kworker/1:39:3318 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.013623][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.013687][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.013757][ T32] Call trace: [ 1326.013791][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.013871][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.013901][ T32] r4:00000000 [ 1326.013923][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.013990][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.014037][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.014076][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.014106][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.014138][ T32] r5:800f0013 r4:80239bb0 [ 1326.014160][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.014254][ T32] r4:82ac21e4 [ 1326.014283][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.014336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 7 printk messages dropped ** [ 1326.014652][ T32] r5:00001000 r4:dfc4f000 ** 7 printk messages dropped ** [ 1326.014976][ T32] r4:84bd5300 ** 4 printk messages dropped ** [ 1326.015161][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 9 printk messages dropped ** [ 1326.015701][ T32] task:kworker/1:40 state:D stack:0 pid:3320 tgid:3320 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1326.016422][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.016780][ T32] r5:8599db8c r4:8599d800 ** 1 printk messages dropped ** [ 1326.016854][ T32] r7:ddde2d80 r6:83018200 r5:8599db8c r4:849d4500 ** 6 printk messages dropped ** [ 1326.017151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.017660][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.018403][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.018603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.019130][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.035627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.036001][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.036391][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.036435][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.036520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdd9e08 [ 1326.036550][ T32] r4:00000000 [ 1326.036571][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.036613][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.036687][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.036762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f4ec0 [ 1326.036803][ T32] r4:00000000 [ 1326.036850][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.036908][ T32] r9:83018205 r8:84954800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1326.036933][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.036981][ T32] r5:00001000 r4:ecbe5000 [ 1326.037013][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.037064][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.037114][ T32] r5:8599d78c r4:8599d400 [ 1326.037164][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.037225][ T32] r7:ddde2d80 r6:83018200 r5:8599d78c r4:849d4580 [ 1326.037249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.037304][ T32] r10:61c88647 r9:84954800 r8:849d45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.037337][ T32] r4:849d4580 [ 1326.037387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.037453][ T32] r10:00000000 r9:849d4580 r8:80287e08 r7:dfdd5e60 r6:847de800 r5:84954800 [ 1326.037503][ T32] r4:00000001 [ 1326.037527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.037569][ T32] Exception stack(0xdfdd9fb0 to 0xdfdd9ff8) [ 1326.037600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.037653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.037691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.037726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.037751][ T32] r4:847b15c0 [ 1326.038173][ T32] INFO: task kworker/1:41:3321 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.038226][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.038294][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.038363][ T32] Call trace: [ 1326.038464][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.038527][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.038572][ T32] r4:00000000 [ 1326.038598][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.038644][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.038676][ T32] 5d20: e6d35000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.038709][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.038759][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.038789][ T32] r5:800f0013 r4:80239bb0 [ 1326.038814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.038884][ T32] r4:82ac21e4 [ 1326.038911][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.038982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.039016][ T32] r4:e0235dc0 ** 2 printk messages dropped ** [ 1326.039149][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.051648][ T32] r5:84ba4f8c r4:84ba4c00 ** 5 printk messages dropped ** [ 1326.051873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.052179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.052568][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.052914][ T32] r5:84953c00 r4:8291a680 ** 3 printk messages dropped ** [ 1326.053134][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.053383][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.053742][ T32] r5:8599e38c r4:8599e000 [ 1326.053763][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.054061][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.054358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.055346][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 5 printk messages dropped ** [ 1326.055707][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.055973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1326.056460][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 6 printk messages dropped ** [ 1326.056798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.057033][ T32] r4:84bc1080 [ 1326.057054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.057103][ T32] INFO: task kworker/1:43:3325 blocked for more than 452 seconds. [ 1326.057165][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.057195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.057251][ T32] task:kworker/1:43 state:D stack:0 pid:3325 tgid:3325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.057342][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.057415][ T32] Call trace: [ 1326.057453][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.057510][ T32] r10:8291a684 r9:dfde9d84 r8:00000002 r7:60000113 r6:dfde9d8c r5:84956c00 [ 1326.057566][ T32] r4:84956c00 [ 1326.057591][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.057641][ T32] r5:84956c00 r4:8291a680 [ 1326.057663][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.057707][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.057756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfde9e08 [ 1326.057802][ T32] r4:00000000 [ 1326.057827][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.057869][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.057963][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.058042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84840fc0 [ 1326.058070][ T32] r4:00000000 [ 1326.058136][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.058194][ T32] r9:83018205 r8:84956c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1326.058218][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.058289][ T32] r5:00001000 r4:ecbfd000 [ 1326.058345][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.058396][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.058447][ T32] r5:8599df8c r4:8599dc00 [ 1326.058489][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.058548][ T32] r7:ddde2d80 r6:83018200 r5:8599df8c r4:849d4680 [ 1326.058575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.058630][ T32] r10:61c88647 r9:84956c00 r8:849d46ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.058677][ T32] r4:849d4680 [ 1326.058725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.058808][ T32] r10:00000000 r9:849d4680 r8:80287e08 r7:dfde1e60 r6:847de900 r5:84956c00 [ 1326.058836][ T32] r4:00000001 [ 1326.058857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.058898][ T32] Exception stack(0xdfde9fb0 to 0xdfde9ff8) [ 1326.058928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.058992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.059027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.059061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.059111][ T32] r4:847b1640 [ 1326.068135][ T32] INFO: task kworker/1:43:3325 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.068265][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.068423][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.068540][ T32] Call trace: [ 1326.068609][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.068679][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.068727][ T32] r4:00000000 [ 1326.068774][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.068847][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.068886][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.068943][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.068975][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.069003][ T32] r5:800f0013 r4:80239bb0 [ 1326.069046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.069100][ T32] r4:82ac21e4 [ 1326.069130][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.069182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.069212][ T32] r4:e0235dc0 [ 1326.073657][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.073769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.073822][ T32] r4:00000000 [ 1326.073850][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1326.074023][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1326.074561][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1326.074672][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.074727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.074788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.074822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.074877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.074908][ T32] r4:84bc1080 [ 1326.074935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.075149][ T32] INFO: task kworker/0:103:3653 blocked for more than 452 seconds. [ 1326.075216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.075271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.075302][ T32] task:kworker/0:103 state:D stack:0 pid:3653 tgid:3653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.075433][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.075517][ T32] Call trace: [ 1326.075583][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.075670][ T32] r10:8291a684 r9:e01a9d84 r8:00000002 r7:60000113 r6:e01a9d8c r5:848f4800 [ 1326.075701][ T32] r4:848f4800 [ 1326.075723][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.075771][ T32] r5:848f4800 r4:8291a680 [ 1326.075794][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.075837][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.075886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01a9e08 [ 1326.075910][ T32] r4:00000000 [ 1326.075930][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.075971][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.076013][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1326.076085][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.076323][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.076372][ T32] r5:848a3b8c r4:848a3800 ** 3 printk messages dropped ** [ 1326.076583][ T32] r10:61c88647 r9:848f4800 r8:84993b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.076881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.077666][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 3 printk messages dropped ** [ 1326.077796][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.077849][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.077882][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.077909][ T32] r5:800f0013 r4:80239bb0 [ 1326.077931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.077978][ T32] r4:82ac21e4 [ 1326.078022][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.078078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.078103][ T32] r4:e0235dc0 [ 1326.078130][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.078213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.078243][ T32] r4:00000000 [ 1326.078285][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.078343][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.078390][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.078445][ T32] r5:00001000 r4:dfc4f000 [ 1326.078478][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.078526][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.078600][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.078627][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.078705][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.078754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.078813][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1326.079025][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1326.087285][ T32] INFO: task kworker/0:109:3691 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.087932][ T32] r5:84bfe000 r4:8291a680 ** 3 printk messages dropped ** [ 1326.088098][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.088296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd96c0 ** 7 printk messages dropped ** [ 1326.088640][ T32] r5:848a2b8c r4:848a2800 [ 1326.088672][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.088998][ T32] r10:00000000 r9:84bd3200 r8:80287e08 r7:e01a9e60 r6:84bd3280 r5:84bfe000 ** 9 printk messages dropped ** [ 1326.096700][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1326.096904][ T32] Call trace: [ 1326.096944][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.097009][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.097066][ T32] r4:00000000 [ 1326.097093][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.097150][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.097185][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.097240][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.097304][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.097358][ T32] r5:800f0013 r4:80239bb0 [ 1326.097385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.097435][ T32] r4:82ac21e4 [ 1326.097458][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.097529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.097580][ T32] r4:e0235dc0 [ 1326.097649][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.097703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.097728][ T32] r4:00000000 [ 1326.097781][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.097862][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.097891][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.097942][ T32] r5:00001000 r4:dfc4f000 [ 1326.097993][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.098053][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.098131][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.098158][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.098236][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.098284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.098347][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.098373][ T32] r4:84bd5300 [ 1326.098417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.098493][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.098532][ T32] r4:00000001 [ 1326.098562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.098606][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.098635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.098667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.098698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.098732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.098757][ T32] r4:84bc1080 [ 1326.098816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.098911][ T32] INFO: task kworker/1:188:3701 blocked for more than 452 seconds. [ 1326.098988][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.099049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.099078][ T32] task:kworker/1:188 state:D stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.099138][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.099206][ T32] Call trace: [ 1326.099284][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.105810][ T32] r10:8291a684 r9:e0009d84 r8:00000002 r7:60000113 r6:e0009d8c r5:848fc800 ** 4 printk messages dropped ** [ 1326.106107][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.106523][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1326.106756][ T32] r5:84ba538c r4:84ba5000 ** 1 printk messages dropped ** [ 1326.106850][ T32] r7:ddde2d80 r6:83018200 r5:84ba538c r4:84bd5200 ** 7 printk messages dropped ** [ 1326.107206][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1326.107946][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.108476][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1326.108897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.118139][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.118530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.118969][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1326.123959][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1326.124172][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1326.124233][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.124300][ T32] r5:00001000 r4:dfcb9000 [ 1326.124338][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.124389][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.124488][ T32] r5:84ba578c r4:84ba5400 [ 1326.124546][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.124635][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1326.124679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.124758][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.124788][ T32] r4:84bd5400 [ 1326.124819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.124898][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1326.124928][ T32] r4:00000001 [ 1326.124950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.124994][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1326.125026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.125078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.125133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.125171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.125204][ T32] r4:84bd4200 [ 1326.125632][ T32] INFO: task kworker/1:190:3708 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.125683][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.125753][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.125804][ T32] Call trace: [ 1326.125864][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.125923][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.125949][ T32] r4:00000000 [ 1326.125991][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.126061][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.126097][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.126135][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.126185][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.126215][ T32] r5:800f0013 r4:80239bb0 [ 1326.126238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.126286][ T32] r4:82ac21e4 [ 1326.126325][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.126379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.126414][ T32] r4:e0235dc0 [ 1326.126439][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1326.126513][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.126848][ T32] r5:84ba4f8c r4:84ba4c00 ** 5 printk messages dropped ** [ 1326.127148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.127580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.128005][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.128383][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1326.128895][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.129143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.138373][ T32] Exception stack(0xe0239fb0 to 0xe0239ff8) ** 6 printk messages dropped ** [ 1326.139082][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.144225][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.144540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1326.145066][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1326.145414][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 7 printk messages dropped ** [ 1326.145689][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1326.146021][ T32] r4:848fec00 ** 4 printk messages dropped ** [ 1326.146237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e022de08 ** 7 printk messages dropped ** [ 1326.146574][ T32] r9:83018205 r8:848fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1326.146864][ T32] r5:84ba5f8c r4:84ba5c00 ** 3 printk messages dropped ** [ 1326.147066][ T32] r10:61c88647 r9:848fec00 r8:84bd55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.147659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.147697][ T32] r4:84bd4380 [ 1326.148103][ T32] INFO: task kworker/1:191:3712 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.148171][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.148239][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.148332][ T32] Call trace: [ 1326.148392][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.148488][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.148518][ T32] r4:00000000 [ 1326.148541][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.148590][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.148622][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.148654][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.148681][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.148707][ T32] r5:800f0013 r4:80239bb0 [ 1326.148749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.148834][ T32] r4:82ac21e4 [ 1326.148869][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.148923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.148948][ T32] r4:e0235dc0 [ 1326.148969][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.149017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.149042][ T32] r4:00000000 [ 1326.149062][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.149114][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.149145][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.149209][ T32] r5:00001000 r4:dfc4f000 [ 1326.159741][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.159878][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.159934][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.159959][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.160015][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.160039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.160093][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.160134][ T32] r4:84bd5300 [ 1326.160161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.160216][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.160241][ T32] r4:00000001 [ 1326.160262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.160304][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.160336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.160382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.160418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.160461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.160490][ T32] r4:84bc1080 [ 1326.160515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.160549][ T32] INFO: task kworker/1:192:3713 blocked for more than 452 seconds. [ 1326.160606][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.160638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.160665][ T32] task:kworker/1:192 state:D stack:0 pid:3713 tgid:3713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.160751][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.160824][ T32] Call trace: [ 1326.160862][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.160923][ T32] r10:8291a684 r9:e0241d84 r8:00000002 r7:60000113 r6:e0241d8c r5:848fb000 [ 1326.160951][ T32] r4:848fb000 [ 1326.160994][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.161047][ T32] r5:848fb000 r4:8291a680 [ 1326.161092][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.161172][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.161225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0241e08 [ 1326.161274][ T32] r4:00000000 [ 1326.161329][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.161375][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.161439][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.161514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd45c0 [ 1326.161544][ T32] r4:00000000 [ 1326.161566][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.161643][ T32] r9:83018205 r8:848fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1326.161694][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.161746][ T32] r5:00001000 r4:dfcdd000 [ 1326.161768][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.161811][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.161858][ T32] r5:84ba5b8c r4:84ba5800 [ 1326.161901][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.161975][ T32] r7:ddde2d80 r6:83018200 r5:84ba5b8c r4:84bd5680 [ 1326.162005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.162064][ T32] r10:61c88647 r9:848fb000 r8:84bd56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.162116][ T32] r4:84bd5680 [ 1326.162147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.162203][ T32] r10:00000000 r9:84bd5680 r8:80287e08 r7:e022de60 r6:84bd5700 r5:848fb000 [ 1326.162229][ T32] r4:00000001 [ 1326.162249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.162290][ T32] Exception stack(0xe0241fb0 to 0xe0241ff8) [ 1326.162319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.162351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.162402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.162447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.162472][ T32] r4:84bd4380 [ 1326.162928][ T32] INFO: task kworker/1:192:3713 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.163000][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.163135][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.163234][ T32] Call trace: [ 1326.163318][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1326.163624][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 9 printk messages dropped ** [ 1326.164085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.164675][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.165008][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.165400][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.165662][ T32] r4:848f8c00 [ 1326.165683][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.165740][ T32] r5:848f8c00 r4:8291a680 [ 1326.165765][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.165813][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.165864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0231e08 [ 1326.165889][ T32] r4:00000000 [ 1326.165933][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.165977][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.166016][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.166065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4bc0 [ 1326.166089][ T32] r4:00000000 [ 1326.166140][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.166208][ T32] r9:83018205 r8:848f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1326.166236][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.166305][ T32] r5:00001000 r4:dfdb1000 [ 1326.166360][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.166415][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.166498][ T32] r5:84ba678c r4:84ba6400 [ 1326.166525][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.166600][ T32] r7:ddde2d80 r6:83018200 r5:84ba678c r4:84bd5780 [ 1326.166626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.166711][ T32] r10:61c88647 r9:848f8c00 r8:84bd57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.166785][ T32] r4:84bd5780 [ 1326.166811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.166897][ T32] r10:00000000 r9:84bd5780 r8:80287e08 r7:e022de60 r6:84bd5800 r5:848f8c00 [ 1326.166926][ T32] r4:00000001 [ 1326.166947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.167031][ T32] Exception stack(0xe0231fb0 to 0xe0231ff8) [ 1326.167064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.167124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.167155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.167189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.167213][ T32] r4:84bd46c0 [ 1326.167546][ T32] INFO: task kworker/1:193:3715 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.167597][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.167660][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.167708][ T32] Call trace: [ 1326.167799][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.167864][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 5 printk messages dropped ** [ 1326.168172][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1326.168646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 12 printk messages dropped ** [ 1326.169301][ T32] r4:84bd5300 ** 4 printk messages dropped ** [ 1326.188354][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1326.188610][ T32] INFO: task kworker/1:194:3716 blocked for more than 452 seconds. ** 10 printk messages dropped ** [ 1326.189157][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1326.191527][ T32] r9:83018205 r8:848f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1326.191743][ T32] r5:84ba638c r4:84ba6000 ** 3 printk messages dropped ** [ 1326.191950][ T32] r10:61c88647 r9:848f3000 r8:84bd58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.192310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.193171][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.193455][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 9 printk messages dropped ** [ 1326.193914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.194539][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.195012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.195477][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.196003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0251e08 [ 1326.196037][ T32] r4:00000000 [ 1326.196060][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.196101][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.196149][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.196198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4dc0 [ 1326.196238][ T32] r4:00000000 [ 1326.196265][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.196339][ T32] r9:83018205 r8:85008000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.196388][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.196441][ T32] r5:00001000 r4:dff11000 [ 1326.196464][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.196507][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.196554][ T32] r5:84ba6b8c r4:84ba6800 [ 1326.196576][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.196626][ T32] r7:ddde2d80 r6:83018200 r5:84ba6b8c r4:84bd5980 [ 1326.196651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.196705][ T32] r10:61c88647 r9:85008000 r8:84bd59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.196752][ T32] r4:84bd5980 [ 1326.196779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.196839][ T32] r10:00000000 r9:84bd5980 r8:80287e08 r7:e0231e60 r6:84bd5a00 r5:85008000 [ 1326.196864][ T32] r4:00000001 [ 1326.196885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.196947][ T32] Exception stack(0xe0251fb0 to 0xe0251ff8) [ 1326.196992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.197029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.197060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.197132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.197164][ T32] r4:84bd49c0 [ 1326.197444][ T32] INFO: task kworker/1:195:3718 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.197486][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.197575][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.197656][ T32] Call trace: [ 1326.197691][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.197759][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.197800][ T32] r4:00000000 [ 1326.197826][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.197873][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.197905][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.197940][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.197969][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.198017][ T32] r5:800f0013 r4:80239bb0 [ 1326.198044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.198092][ T32] r4:82ac21e4 [ 1326.198115][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.198186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.198215][ T32] r4:e0235dc0 [ 1326.198259][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.198333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.198384][ T32] r4:00000000 [ 1326.198410][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.198464][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.198488][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.198537][ T32] r5:00001000 r4:dfc4f000 [ 1326.198563][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.198628][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.198702][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.198750][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.198843][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.198886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.198945][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.199003][ T32] r4:84bd5300 [ 1326.199039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.199128][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.199166][ T32] r4:00000001 [ 1326.199211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.212480][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.212539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.212603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.212691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.212738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.212787][ T32] r4:84bc1080 [ 1326.212844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.212896][ T32] INFO: task kworker/1:196:3721 blocked for more than 452 seconds. [ 1326.212937][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.212966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.213016][ T32] task:kworker/1:196 state:D stack:0 pid:3721 tgid:3721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.213091][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.213236][ T32] Call trace: [ 1326.213304][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.213379][ T32] r10:8291a684 r9:e0259d84 r8:00000002 r7:60000113 r6:e0259d8c r5:84978000 [ 1326.213430][ T32] r4:84978000 [ 1326.213458][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.213511][ T32] r5:84978000 r4:8291a680 [ 1326.213534][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.213696][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.213927][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.214224][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1326.214333][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.214935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.216059][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1326.216422][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.216593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.217081][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.217132][ T32] r4:84bd5300 [ 1326.217180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.217239][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.217264][ T32] r4:00000001 [ 1326.217306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.217352][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.217381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.217434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.217470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.217503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.217527][ T32] r4:84bc1080 [ 1326.217570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.217603][ T32] INFO: task kworker/1:197:3723 blocked for more than 452 seconds. [ 1326.217639][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.217695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.217725][ T32] task:kworker/1:197 state:D stack:0 pid:3723 tgid:3723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.217801][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.217877][ T32] Call trace: [ 1326.217935][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.218015][ T32] r10:8291a684 r9:e0261d84 r8:00000002 r7:60000113 r6:e0261d8c r5:84518000 [ 1326.218045][ T32] r4:84518000 [ 1326.218067][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.218129][ T32] r5:84518000 r4:8291a680 [ 1326.218155][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.218213][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.218276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0261e08 [ 1326.218305][ T32] r4:00000000 [ 1326.218348][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.218392][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.218453][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.218506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4ec0 [ 1326.218564][ T32] r4:00000000 [ 1326.218592][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.218646][ T32] r9:83018205 r8:84518000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1326.218703][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.218769][ T32] r5:00001000 r4:dff49000 [ 1326.218792][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.218846][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.218932][ T32] r5:84ba6f8c r4:84ba6c00 [ 1326.218957][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.219010][ T32] r7:ddde2d80 r6:83018200 r5:84ba6f8c r4:84bd5b00 [ 1326.219033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.219096][ T32] r10:61c88647 r9:84518000 r8:84bd5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.219133][ T32] r4:84bd5b00 [ 1326.219176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.219254][ T32] r10:00000000 r9:84bd5b00 r8:80287e08 r7:e0259e60 r6:84bd3580 r5:84518000 [ 1326.219372][ T32] r4:00000001 [ 1326.228117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.228211][ T32] Exception stack(0xe0261fb0 to 0xe0261ff8) [ 1326.228247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.228280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.228332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.228377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.228428][ T32] r4:84bd4cc0 [ 1326.228798][ T32] INFO: task kworker/1:197:3723 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.228842][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.228910][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.228984][ T32] Call trace: [ 1326.229032][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.229094][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 6 printk messages dropped ** [ 1326.233147][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1326.233447][ T32] r4:e0235dc0 ** 6 printk messages dropped ** [ 1326.233726][ T32] r5:00001000 r4:dfc4f000 ** 4 printk messages dropped ** [ 1326.233948][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1326.234339][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.234393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.234430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.234460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.234514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.234563][ T32] r4:84bc1080 [ 1326.234613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.234651][ T32] INFO: task kworker/1:198:3725 blocked for more than 452 seconds. [ 1326.234687][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.234714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.234772][ T32] task:kworker/1:198 state:D stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.234835][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.234908][ T32] Call trace: [ 1326.234942][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.235001][ T32] r10:8291a684 r9:e0269d84 r8:00000002 r7:60000013 r6:e0269d8c r5:84519800 [ 1326.235026][ T32] r4:84519800 [ 1326.235068][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.235125][ T32] r5:84519800 r4:8291a680 [ 1326.235148][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.235193][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.235243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0269e08 [ 1326.235289][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.235426][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.235873][ T32] r5:84bb078c r4:84bb0400 [ 1326.235919][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.236087][ T32] r10:61c88647 r9:84519800 r8:84bd5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.236509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.237332][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.237385][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.237422][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.237459][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.237512][ T32] r5:800f0013 r4:80239bb0 [ 1326.237559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.237610][ T32] r4:82ac21e4 [ 1326.237633][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.237683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.237707][ T32] r4:e0235dc0 [ 1326.237728][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.237776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.237802][ T32] r4:00000000 [ 1326.237845][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.237913][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.237940][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.238012][ T32] r5:00001000 r4:dfc4f000 [ 1326.238039][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.238085][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238158][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.238183][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.238256][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.238305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.238390][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.238420][ T32] r4:84bd5300 [ 1326.238463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.238530][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.238586][ T32] r4:00000001 [ 1326.238612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.238654][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.238684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.238739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.238772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.238827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.238855][ T32] r4:84bc1080 [ 1326.238879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.238908][ T32] INFO: task kworker/1:199:3726 blocked for more than 452 seconds. [ 1326.238948][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.238977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.239002][ T32] task:kworker/1:199 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.239098][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.239153][ T32] Call trace: [ 1326.239195][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.250866][ T32] r10:8291a684 r9:e026dd84 r8:00000002 r7:60000013 r6:e026dd8c r5:8451a400 [ 1326.250938][ T32] r4:8451a400 [ 1326.250970][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.251076][ T32] r5:8451a400 r4:8291a680 [ 1326.251138][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.251240][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.251383][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.251651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1040 ** 7 printk messages dropped ** [ 1326.252057][ T32] r5:84ba778c r4:84ba7400 [ 1326.252085][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.252306][ T32] r4:84bd5c00 ** 4 printk messages dropped ** [ 1326.252560][ T32] Exception stack(0xe026dfb0 to 0xe026dff8) ** 7 printk messages dropped ** [ 1326.253448][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.253790][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 9 printk messages dropped ** [ 1326.254133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.254825][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.255097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.255533][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.255660][ T32] Call trace: [ 1326.255703][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.255779][ T32] r10:8291a684 r9:e0275d84 r8:00000002 r7:60000013 r6:e0275d8c r5:84518c00 [ 1326.255809][ T32] r4:84518c00 [ 1326.255852][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.255925][ T32] r5:84518c00 r4:8291a680 [ 1326.255965][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.256015][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.256088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0275e08 [ 1326.256117][ T32] r4:00000000 [ 1326.256144][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.256185][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.256224][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.256272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6040 [ 1326.256319][ T32] r4:00000000 [ 1326.256345][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.256398][ T32] r9:83018205 r8:84518c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1326.256420][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.256487][ T32] r5:00001000 r4:dffc9000 [ 1326.256513][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.256579][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.256657][ T32] r5:84ba7b8c r4:84ba7800 [ 1326.256704][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.256760][ T32] r7:ddde2d80 r6:83018200 r5:84ba7b8c r4:84bd5c80 [ 1326.256806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.256864][ T32] r10:61c88647 r9:84518c00 r8:84bd5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.256889][ T32] r4:84bd5c80 [ 1326.256910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.256961][ T32] r10:00000000 r9:84bd5c80 r8:80287e08 r7:e0269e60 r6:84bd3700 r5:84518c00 [ 1326.257000][ T32] r4:00000001 [ 1326.257025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.257144][ T32] Exception stack(0xe0275fb0 to 0xe0275ff8) [ 1326.257207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.257245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.257275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.257318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.257426][ T32] r4:84bc1fc0 [ 1326.257727][ T32] INFO: task kworker/1:200:3728 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.257806][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.257898][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.257946][ T32] Call trace: [ 1326.257994][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.258078][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.258118][ T32] r4:00000000 [ 1326.258148][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.258194][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.258226][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.258282][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 3 printk messages dropped ** [ 1326.258466][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.258708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 7 printk messages dropped ** [ 1326.259078][ T32] r5:84ba4f8c r4:84ba4c00 ** 4 printk messages dropped ** [ 1326.270228][ T32] r4:84bd5300 ** 3 printk messages dropped ** [ 1326.270379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1326.270749][ T32] task:kworker/1:201 state:D stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.271237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e057de08 ** 9 printk messages dropped ** [ 1326.271770][ T32] r5:00001000 r4:e0005000 ** 2 printk messages dropped ** [ 1326.271892][ T32] r5:84ba7f8c r4:84ba7c00 [ 1326.271914][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.272124][ T32] r4:84bd5d00 ** 4 printk messages dropped ** [ 1326.272351][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) ** 6 printk messages dropped ** [ 1326.273043][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.273564][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.273602][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.273632][ T32] r5:800f0013 r4:80239bb0 [ 1326.273676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.273727][ T32] r4:82ac21e4 [ 1326.273750][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.273808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.273867][ T32] r4:e0235dc0 [ 1326.273901][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.273970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.274000][ T32] r4:00000000 [ 1326.274022][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.274075][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.274099][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.274155][ T32] r5:00001000 r4:dfc4f000 [ 1326.274204][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.274264][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.274335][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.274369][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.274485][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.274521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.274600][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.274630][ T32] r4:84bd5300 [ 1326.274660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.274717][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.274743][ T32] r4:00000001 [ 1326.274789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.274837][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.274870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.274923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.274957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.275010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.275068][ T32] r4:84bc1080 [ 1326.275116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.275155][ T32] INFO: task kworker/1:202:3732 blocked for more than 452 seconds. [ 1326.275198][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.275250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.275298][ T32] task:kworker/1:202 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.275400][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.275446][ T32] Call trace: [ 1326.275490][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.275551][ T32] r10:8291a684 r9:e0585d84 r8:00000002 r7:60000013 r6:e0585d8c r5:8451bc00 [ 1326.275578][ T32] r4:8451bc00 [ 1326.275624][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.275685][ T32] r5:8451bc00 r4:8291a680 [ 1326.275711][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.275756][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.275832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0585e08 [ 1326.275885][ T32] r4:00000000 [ 1326.275911][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.275952][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.276012][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.276065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6400 [ 1326.276090][ T32] r4:00000000 [ 1326.276113][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.276195][ T32] r9:83018205 r8:8451bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1326.276256][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.276312][ T32] r5:00001000 r4:e0051000 [ 1326.276335][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.276377][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.276425][ T32] r5:84bb038c r4:84bb0000 [ 1326.276447][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.276497][ T32] r7:ddde2d80 r6:83018200 r5:84bb038c r4:84bd5d80 [ 1326.276529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.276586][ T32] r10:61c88647 r9:8451bc00 r8:84bd5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.276635][ T32] r4:84bd5d80 [ 1326.276679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.276761][ T32] r10:00000000 r9:84bd5d80 r8:80287e08 r7:e0269e60 r6:84bd3800 r5:8451bc00 [ 1326.276790][ T32] r4:00000001 [ 1326.276811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.276852][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.276882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.276914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.276943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.276997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.277047][ T32] r4:84be6180 [ 1326.277347][ T32] INFO: task kworker/1:202:3732 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.277401][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.277528][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.277641][ T32] Call trace: [ 1326.277679][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.277781][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.277835][ T32] r4:00000000 [ 1326.277882][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.277953][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.278022][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.278060][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.278113][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.278148][ T32] r5:800f0013 r4:80239bb0 [ 1326.278180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.278231][ T32] r4:82ac21e4 [ 1326.278253][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.278373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.278429][ T32] r4:e0235dc0 [ 1326.278459][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.278519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.278543][ T32] r4:00000000 [ 1326.278591][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.278649][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.278705][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.278759][ T32] r5:00001000 r4:dfc4f000 [ 1326.278782][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.278827][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.278874][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.278895][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.278947][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.278970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.279022][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.279046][ T32] r4:84bd5300 [ 1326.279075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.279141][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.279177][ T32] r4:00000001 [ 1326.279210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.296928][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.296983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.297019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.297050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.297108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.297144][ T32] r4:84bc1080 [ 1326.297171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.297227][ T32] INFO: task kworker/1:203:3734 blocked for more than 452 seconds. [ 1326.297290][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 1326.297613][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1326.298038][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.298471][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.298716][ T32] r10:61c88647 r9:8451c800 r8:84bd5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.299093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.306876][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 8 printk messages dropped ** [ 1326.307276][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.307619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1326.308175][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.308203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.308277][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.308306][ T32] r4:84bd5300 [ 1326.308328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.308385][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.308410][ T32] r4:00000001 [ 1326.308430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.308470][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.308523][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.308572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.308603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.308658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.308689][ T32] r4:84bc1080 [ 1326.308714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.308747][ T32] INFO: task kworker/1:204:3736 blocked for more than 452 seconds. [ 1326.308805][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.308848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.308874][ T32] task:kworker/1:204 state:D stack:0 pid:3736 tgid:3736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.308973][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.309021][ T32] Call trace: [ 1326.309065][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.309147][ T32] r10:8291a684 r9:e0595d84 r8:00000002 r7:60000113 r6:e0595d8c r5:8451d400 [ 1326.309177][ T32] r4:8451d400 [ 1326.309216][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.315718][ T32] r5:8451d400 r4:8291a680 [ 1326.315755][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.315815][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.315887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 [ 1326.315940][ T32] r4:00000000 [ 1326.315965][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.316006][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.316080][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.316162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6640 [ 1326.316197][ T32] r4:00000000 [ 1326.316242][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.316301][ T32] r9:83018205 r8:8451d400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1326.316325][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.316376][ T32] r5:00001000 r4:e0133000 [ 1326.316419][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.316512][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.316565][ T32] r5:84bb0b8c r4:84bb0800 [ 1326.316587][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.316650][ T32] r7:ddde2d80 r6:83018200 r5:84bb0b8c r4:84bd5e80 [ 1326.316699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.316758][ T32] r10:61c88647 r9:8451d400 r8:84bd5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.316817][ T32] r4:84bd5e80 [ 1326.316866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.316955][ T32] r10:00000000 r9:84bd5e80 r8:80287e08 r7:e058de60 r6:84bd3900 r5:8451d400 [ 1326.317010][ T32] r4:00000001 [ 1326.317035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.317078][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.317108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.317166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.317201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.317255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.317283][ T32] r4:84be64c0 [ 1326.317660][ T32] INFO: task kworker/1:204:3736 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.317706][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.317796][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.317968][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.318064][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 ** 9 printk messages dropped ** [ 1326.318515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.318581][ T32] r4:00000000 [ 1326.318608][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.318664][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.318687][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.318735][ T32] r5:00001000 r4:dfc4f000 [ 1326.318756][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.318798][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.318847][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.318867][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.318920][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.318966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.319054][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.319102][ T32] r4:84bd5300 [ 1326.319152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.319219][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.327250][ T32] r4:00000001 [ 1326.327308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.327409][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.327444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.327477][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.327507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.327541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.327565][ T32] r4:84bc1080 ** 1 printk messages dropped ** [ 1326.327654][ T32] INFO: task kworker/1:205:3738 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.328172][ T32] r4:8451ec00 ** 4 printk messages dropped ** [ 1326.328390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0599e08 ** 10 printk messages dropped ** [ 1326.328927][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.329050][ T32] r5:84bb0f8c r4:84bb0c00 ** 3 printk messages dropped ** [ 1326.333497][ T32] r10:61c88647 r9:8451ec00 r8:84bd5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.333924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.333955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.333988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.334035][ T32] r4:84be6440 [ 1326.334454][ T32] INFO: task kworker/1:205:3738 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.334530][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.334637][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.334702][ T32] Call trace: [ 1326.334736][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.334798][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.334845][ T32] r4:00000000 [ 1326.334871][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.334917][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.334971][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.335028][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.335062][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.335089][ T32] r5:800f0013 r4:80239bb0 [ 1326.335111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.335166][ T32] r4:82ac21e4 [ 1326.335187][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.335256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.335296][ T32] r4:e0235dc0 [ 1326.335381][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.335452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.335481][ T32] r4:00000000 [ 1326.335513][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.335581][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.335609][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.335659][ T32] r5:00001000 r4:dfc4f000 [ 1326.335704][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.335773][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.335827][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.335850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.335913][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.335940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.336003][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.336031][ T32] r4:84bd5300 [ 1326.336073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.336137][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.336164][ T32] r4:00000001 [ 1326.336186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.336226][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.336256][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.336287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.336318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.336373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.336411][ T32] r4:84bc1080 [ 1326.336437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.336469][ T32] INFO: task kworker/0:111:3739 blocked for more than 452 seconds. [ 1326.336505][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 1326.336556][ T32] task:kworker/0:111 state:D stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.336971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0249e08 ** 9 printk messages dropped ** [ 1326.337376][ T32] r5:00001000 r4:dfd63000 ** 2 printk messages dropped ** [ 1326.337543][ T32] r5:848a378c r4:848a3400 [ 1326.337569][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1326.337893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.338447][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.338628][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.338864][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1326.339234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1326.350170][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1326.350558][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 5 printk messages dropped ** [ 1326.350766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.350797][ T32] INFO: task kworker/1:206:3743 blocked for more than 452 seconds. [ 1326.350832][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.350880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.350921][ T32] task:kworker/1:206 state:D stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.350982][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.351075][ T32] Call trace: [ 1326.351141][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.351222][ T32] r10:8291a684 r9:e05b1d84 r8:00000002 r7:60000113 r6:e05b1d8c r5:848f2400 [ 1326.351252][ T32] r4:848f2400 [ 1326.351276][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.351352][ T32] r5:848f2400 r4:8291a680 [ 1326.351390][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.351436][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.351510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 [ 1326.351548][ T32] r4:00000000 [ 1326.351573][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.351615][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.351664][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.351717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6a80 [ 1326.351744][ T32] r4:00000000 [ 1326.351766][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.351817][ T32] r9:83018205 r8:848f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1326.351840][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.351887][ T32] r5:00001000 r4:e05a7000 [ 1326.351929][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.351978][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.352025][ T32] r5:84bb178c r4:84bb1400 [ 1326.352046][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.352124][ T32] r7:ddde2d80 r6:83018200 r5:84bb178c r4:84bd5f80 [ 1326.352172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.352231][ T32] r10:61c88647 r9:848f2400 r8:84bd5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.352279][ T32] r4:84bd5f80 [ 1326.352306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.352381][ T32] r10:00000000 r9:84bd5f80 r8:80287e08 r7:e058de60 r6:84bd3b00 r5:848f2400 [ 1326.352411][ T32] r4:00000001 [ 1326.352432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.352496][ T32] Exception stack(0xe05b1fb0 to 0xe05b1ff8) [ 1326.352554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.352642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.352686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.352731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.352781][ T32] r4:84be69c0 [ 1326.353150][ T32] INFO: task kworker/1:206:3743 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.353202][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.353269][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.353369][ T32] Call trace: [ 1326.353412][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.353473][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.353511][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.353711][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 5 printk messages dropped ** [ 1326.353955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 10 printk messages dropped ** [ 1326.354401][ T32] r5:84ba4f8c r4:84ba4c00 ** 6 printk messages dropped ** [ 1326.354754][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1326.355004][ T32] r4:84bc1080 ** 5 printk messages dropped ** [ 1326.355247][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.355597][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.355958][ T32] r9:83018205 r8:84510c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1326.356199][ T32] r5:84bb1b8c r4:84bb1800 ** 3 printk messages dropped ** [ 1326.356347][ T32] r10:61c88647 r9:84510c00 r8:84bf502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.356399][ T32] r4:84bf5000 [ 1326.356433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.356499][ T32] r10:00000000 r9:84bf5000 r8:80287e08 r7:e05b1e60 r6:84bd3b80 r5:84510c00 [ 1326.356548][ T32] r4:00000001 [ 1326.356593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.356637][ T32] Exception stack(0xe05b9fb0 to 0xe05b9ff8) [ 1326.356687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.356753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.356826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.356863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.356888][ T32] r4:84be69c0 [ 1326.357106][ T32] INFO: task kworker/1:207:3745 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.357152][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.357261][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.357325][ T32] Call trace: [ 1326.357404][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.357466][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.357493][ T32] r4:00000000 [ 1326.357513][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.357558][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.357615][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.357653][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.357681][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.357707][ T32] r5:800f0013 r4:80239bb0 [ 1326.357749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.357824][ T32] r4:82ac21e4 [ 1326.357850][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.357901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.357926][ T32] r4:e0235dc0 [ 1326.357957][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.358011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.358058][ T32] r4:00000000 [ 1326.358084][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.358145][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.358170][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.358218][ T32] r5:00001000 r4:dfc4f000 ** 4 printk messages dropped ** [ 1326.358428][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 5 printk messages dropped ** [ 1326.358693][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.358906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.376632][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.377164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c5e08 ** 7 printk messages dropped ** [ 1326.377584][ T32] r9:83018205 r8:84511800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 1326.377807][ T32] r5:84bb278c r4:84bb2400 ** 3 printk messages dropped ** [ 1326.378022][ T32] r10:61c88647 r9:84511800 r8:84bf50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.378447][ T32] r4:84be6b00 ** 3 printk messages dropped ** [ 1326.379205][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.388108][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1326.388585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.389135][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.393815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.394159][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.394579][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.395104][ T32] r5:00001000 r4:e05cb000 ** 2 printk messages dropped ** [ 1326.395261][ T32] r5:84bb1f8c r4:84bb1c00 ** 2 printk messages dropped ** [ 1326.395527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.395893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.395927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.395960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.396006][ T32] r4:84be6c80 [ 1326.396441][ T32] INFO: task kworker/1:209:3748 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.396516][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.396630][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.396704][ T32] Call trace: [ 1326.396738][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.396795][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.396826][ T32] r4:00000000 [ 1326.396857][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.396906][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.396960][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.397017][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.397049][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.397099][ T32] r5:800f0013 r4:80239bb0 [ 1326.397141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.397214][ T32] r4:82ac21e4 [ 1326.397246][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.397320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.397364][ T32] r4:e0235dc0 [ 1326.397391][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.397462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.397492][ T32] r4:00000000 [ 1326.397534][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.397614][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.397641][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.397690][ T32] r5:00001000 r4:dfc4f000 [ 1326.397711][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.397763][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.397818][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.397861][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.397919][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.397942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.397995][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.398020][ T32] r4:84bd5300 [ 1326.398040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.398092][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.398161][ T32] r4:00000001 [ 1326.398196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.398241][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.398271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.398302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.398361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.398398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.398433][ T32] r4:84bc1080 [ 1326.398475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.398525][ T32] INFO: task kworker/1:210:3750 blocked for more than 452 seconds. [ 1326.398565][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.398592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.398616][ T32] task:kworker/1:210 state:D stack:0 pid:3750 tgid:3750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.398688][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.398758][ T32] Call trace: [ 1326.398819][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.398875][ T32] r10:8291a684 r9:e0591d84 r8:00000002 r7:60000113 r6:e0591d8c r5:85008c00 [ 1326.398899][ T32] r4:85008c00 [ 1326.398940][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.398992][ T32] r5:85008c00 r4:8291a680 [ 1326.399023][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.399087][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.399171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0591e08 [ 1326.399218][ T32] r4:00000000 [ 1326.409810][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.409918][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.409966][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.410018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6dc0 [ 1326.410062][ T32] r4:00000000 [ 1326.410088][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.410174][ T32] r9:83018205 r8:85008c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1326.410205][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.410278][ T32] r5:00001000 r4:e05d3000 [ 1326.410327][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.410376][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.410426][ T32] r5:84bb238c r4:84bb2000 [ 1326.410449][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.410514][ T32] r7:ddde2d80 r6:83018200 r5:84bb238c r4:84bf5180 [ 1326.410541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.410596][ T32] r10:61c88647 r9:85008c00 r8:84bf51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.410621][ T32] r4:84bf5180 [ 1326.410641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.410706][ T32] r10:00000000 r9:84bf5180 r8:80287e08 r7:e05c5e60 r6:84bf5200 r5:85008c00 [ 1326.410738][ T32] r4:00000001 [ 1326.410761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.410808][ T32] Exception stack(0xe0591fb0 to 0xe0591ff8) [ 1326.410863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.410922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.410956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.410989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.411013][ T32] r4:84be6e40 [ 1326.411448][ T32] INFO: task kworker/1:210:3750 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.411511][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.411586][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.411638][ T32] Call trace: [ 1326.411693][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.411757][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.411806][ T32] r4:00000000 [ 1326.411856][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.411906][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.411938][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.411982][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.412046][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.412076][ T32] r5:800f0013 r4:80239bb0 [ 1326.412099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.412159][ T32] r4:82ac21e4 [ 1326.412214][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.412297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.412328][ T32] r4:e0235dc0 [ 1326.412375][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.412459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.412498][ T32] r4:00000000 [ 1326.412523][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.412620][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.412665][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.412718][ T32] r5:00001000 r4:dfc4f000 ** 2 printk messages dropped ** [ 1326.412896][ T32] r5:84ba4f8c r4:84ba4c00 ** 4 printk messages dropped ** [ 1326.413166][ T32] r4:84bd5300 ** 4 printk messages dropped ** [ 1326.413357][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1326.413578][ T32] INFO: task kworker/1:211:3753 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.414021][ T32] r5:8500a400 r4:8291a680 ** 5 printk messages dropped ** [ 1326.414292][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.414827][ T32] r5:84bb2f8c r4:84bb2c00 ** 2 printk messages dropped ** [ 1326.414981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.415047][ T32] r10:61c88647 r9:8500a400 r8:84bf52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.415076][ T32] r4:84bf5280 [ 1326.415096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.415156][ T32] r10:00000000 r9:84bf5280 r8:80287e08 r7:e05c5e60 r6:84bf5300 r5:8500a400 [ 1326.415205][ T32] r4:00000001 [ 1326.415251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.415295][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 1326.415351][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.415394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.415425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.415484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.415514][ T32] r4:84be6d40 [ 1326.415736][ T32] INFO: task kworker/1:211:3753 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.415802][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.415886][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.415960][ T32] Call trace: [ 1326.416018][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.416077][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.416127][ T32] r4:00000000 [ 1326.416153][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.416199][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.416231][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.416263][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.416291][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.416338][ T32] r5:800f0013 r4:80239bb0 [ 1326.416365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.416414][ T32] r4:82ac21e4 [ 1326.416436][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.416508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.416559][ T32] r4:e0235dc0 ** 2 printk messages dropped ** [ 1326.416703][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.416780][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.416803][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.416851][ T32] r5:00001000 r4:dfc4f000 [ 1326.416882][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.416930][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.416978][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.416999][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.417061][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.417089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.417170][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.417200][ T32] r4:84bd5300 [ 1326.417222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.417277][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.417302][ T32] r4:00000001 [ 1326.417323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.417364][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 4 printk messages dropped ** [ 1326.417572][ T32] r4:84bc1080 ** 5 printk messages dropped ** [ 1326.417772][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.418234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 ** 7 printk messages dropped ** [ 1326.418577][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 ** 4 printk messages dropped ** [ 1326.418781][ T32] r5:84bb2b8c r4:84bb2800 ** 2 printk messages dropped ** [ 1326.418879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1326.419221][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.437878][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.438383][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1326.438597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 11 printk messages dropped ** [ 1326.439088][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.443961][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.443998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.444030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.444059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.444092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.444130][ T32] r4:84bc1080 [ 1326.444180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.444229][ T32] INFO: task kworker/1:213:3757 blocked for more than 452 seconds. [ 1326.444289][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.444320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.444348][ T32] task:kworker/1:213 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.444425][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.444512][ T32] Call trace: [ 1326.444550][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.444608][ T32] r10:8291a684 r9:e00fdd84 r8:00000002 r7:60000113 r6:e00fdd8c r5:8500bc00 [ 1326.444633][ T32] r4:8500bc00 [ 1326.444675][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.444728][ T32] r5:8500bc00 r4:8291a680 [ 1326.444751][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.444795][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.444844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00fde08 [ 1326.444868][ T32] r4:00000000 [ 1326.444888][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.444948][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.444995][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.445045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85039100 [ 1326.445070][ T32] r4:00000000 [ 1326.445145][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.445205][ T32] r9:83018205 r8:8500bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1326.445231][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.445279][ T32] r5:00001000 r4:dfa1f000 [ 1326.445312][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.445362][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.445410][ T32] r5:84bb338c r4:84bb3000 [ 1326.445431][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.445482][ T32] r7:ddde2d80 r6:83018200 r5:84bb338c r4:84bf5480 [ 1326.445504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.445580][ T32] r10:61c88647 r9:8500bc00 r8:84bf54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.445618][ T32] r4:84bf5480 [ 1326.445678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1326.445919][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.446765][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 ** 10 printk messages dropped ** [ 1326.447155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 12 printk messages dropped ** [ 1326.447756][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1326.448088][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1326.448412][ T32] INFO: task kworker/1:214:3760 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.448845][ T32] r4:8500c800 ** 4 printk messages dropped ** [ 1326.449139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01bde08 ** 10 printk messages dropped ** [ 1326.460078][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.460367][ T32] r7:ddde2d80 r6:83018200 r5:84bb378c r4:84bf5580 ** 5 printk messages dropped ** [ 1326.460620][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.460949][ T32] r4:850391c0 ** 2 printk messages dropped ** [ 1326.461461][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.461906][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1326.462289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 14 printk messages dropped ** [ 1326.463110][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 8 printk messages dropped ** [ 1326.463585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1326.464021][ T32] r4:8500d400 ** 3 printk messages dropped ** [ 1326.464218][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.464270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01fde08 [ 1326.464325][ T32] r4:00000000 [ 1326.464351][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.464393][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.464433][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.464482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85039480 [ 1326.464517][ T32] r4:00000000 [ 1326.464543][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.464595][ T32] r9:83018205 r8:8500d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1326.464628][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.464680][ T32] r5:00001000 r4:dfacf000 [ 1326.464702][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.464745][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.464794][ T32] r5:84bb3b8c r4:84bb3800 [ 1326.464838][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.464895][ T32] r7:ddde2d80 r6:83018200 r5:84bb3b8c r4:84bf5680 [ 1326.464926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.464984][ T32] r10:61c88647 r9:8500d400 r8:84bf56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.465033][ T32] r4:84bf5680 [ 1326.465057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.465136][ T32] r10:00000000 r9:84bf5680 r8:80287e08 r7:e01bde60 r6:84bf5700 r5:8500d400 [ 1326.465197][ T32] r4:00000001 [ 1326.465222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.465265][ T32] Exception stack(0xe01fdfb0 to 0xe01fdff8) [ 1326.465315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.465377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.465432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.465480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.465505][ T32] r4:85039080 [ 1326.465723][ T32] INFO: task kworker/1:215:3762 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.465764][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.465874][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.465925][ T32] Call trace: [ 1326.466024][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.466087][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.466113][ T32] r4:00000000 [ 1326.466141][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.466207][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.466244][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.466277][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.466327][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.466442][ T32] r5:800f0013 r4:80239bb0 [ 1326.466469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.466560][ T32] r4:82ac21e4 [ 1326.466587][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.466652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.466680][ T32] r4:e0235dc0 [ 1326.466745][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.466849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.466887][ T32] r4:00000000 [ 1326.466910][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.466966][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.467012][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.467110][ T32] r5:00001000 r4:dfc4f000 [ 1326.467179][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.467228][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.467276][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.467298][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.467390][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.467443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.467503][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.467529][ T32] r4:84bd5300 [ 1326.467615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.467696][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.467725][ T32] r4:00000001 [ 1326.467747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.467834][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.467878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.467912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.467942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.468060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.468136][ T32] r4:84bc1080 [ 1326.468163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.468215][ T32] INFO: task kworker/1:216:3763 blocked for more than 452 seconds. [ 1326.468251][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.468276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.468301][ T32] task:kworker/1:216 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.468351][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.468399][ T32] Call trace: [ 1326.468465][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.468525][ T32] r10:8291a684 r9:e0211d84 r8:00000002 r7:60000013 r6:e0211d8c r5:8500e000 [ 1326.468564][ T32] r4:8500e000 [ 1326.468590][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.468640][ T32] r5:8500e000 r4:8291a680 [ 1326.468662][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.468716][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.468773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0211e08 ** 5 printk messages dropped ** [ 1326.469097][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.486510][ T32] r5:84bb3f8c r4:84bb3c00 [ 1326.486540][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.486703][ T32] r10:61c88647 r9:8500e000 r8:84bf57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.487131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.487901][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.488191][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.488583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 5 printk messages dropped ** [ 1326.488783][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.488828][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.488875][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.488897][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.488965][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.488992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.489047][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.489071][ T32] r4:84bd5300 [ 1326.489092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.489154][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.489204][ T32] r4:00000001 [ 1326.495895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.496059][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.496101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.496141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.496260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.496302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.496337][ T32] r4:84bc1080 [ 1326.496398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.496456][ T32] INFO: task kworker/1:217:3765 blocked for more than 452 seconds. [ 1326.496517][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.496635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.496668][ T32] task:kworker/1:217 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.496748][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.496802][ T32] Call trace: [ 1326.496926][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.496991][ T32] r10:8291a684 r9:e05f9d84 r8:00000002 r7:60000113 r6:e05f9d8c r5:8500ec00 [ 1326.497016][ T32] r4:8500ec00 [ 1326.497037][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.497112][ T32] r5:8500ec00 r4:8291a680 [ 1326.497143][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.497190][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.497240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f9e08 [ 1326.497287][ T32] r4:00000000 [ 1326.497321][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.497366][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.497409][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.497458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850397c0 [ 1326.497503][ T32] r4:00000000 [ 1326.497542][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.497600][ T32] r9:83018205 r8:8500ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.497624][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.497672][ T32] r5:00001000 r4:dfb75000 [ 1326.497694][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.497738][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.497809][ T32] r5:8507038c r4:85070000 [ 1326.497835][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.497910][ T32] r7:ddde2d80 r6:83018200 r5:8507038c r4:84bf5880 [ 1326.497958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.498040][ T32] r10:61c88647 r9:8500ec00 r8:84bf58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.498068][ T32] r4:84bf5880 [ 1326.498113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.498173][ T32] r10:00000000 r9:84bf5880 r8:80287e08 r7:e0211e60 r6:84bf5900 r5:8500ec00 [ 1326.498198][ T32] r4:00000001 [ 1326.498218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.498296][ T32] Exception stack(0xe05f9fb0 to 0xe05f9ff8) [ 1326.498337][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.499049][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.506876][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 7 printk messages dropped ** [ 1326.507458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 3 printk messages dropped ** [ 1326.507610][ T32] r4:00000000 [ 1326.507631][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.507686][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.507754][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.507877][ T32] r5:00001000 r4:dfc4f000 [ 1326.507904][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.507990][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.508086][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.508130][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.508190][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.508237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.508299][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.508325][ T32] r4:84bd5300 [ 1326.508347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.508404][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.508429][ T32] r4:00000001 [ 1326.508493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.508539][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.508574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.508605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.508634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.508667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.508690][ T32] r4:84bc1080 [ 1326.508715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.508761][ T32] INFO: task kworker/1:218:3766 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1326.509030][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.517197][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.517595][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.517818][ T32] r5:8507078c r4:85070400 [ 1326.517845][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.517900][ T32] r7:ddde2d80 r6:83018200 r5:8507078c r4:84bf5980 [ 1326.517932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.517990][ T32] r10:61c88647 r9:85010000 r8:84bf59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.518016][ T32] r4:84bf5980 [ 1326.518054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.518137][ T32] r10:00000000 r9:84bf5980 r8:80287e08 r7:e05f9e60 r6:84bf5a00 r5:85010000 [ 1326.518179][ T32] r4:00000001 [ 1326.518230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.518277][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) [ 1326.518310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.518342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.518373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.518497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.518539][ T32] r4:85039640 [ 1326.519003][ T32] INFO: task kworker/1:218:3766 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.519057][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.519194][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.526217][ T32] Call trace: [ 1326.526288][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.526368][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.526397][ T32] r4:00000000 [ 1326.526419][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1326.526589][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1326.526978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 10 printk messages dropped ** [ 1326.527506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.528027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.528639][ T32] r10:8291a684 r9:e0255d84 r8:00000002 r7:60000113 r6:e0255d8c r5:84514800 [ 1326.528712][ T32] r4:84514800 [ 1326.528738][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.528809][ T32] r5:84514800 r4:8291a680 [ 1326.528834][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.528879][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.528995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0255e08 [ 1326.529023][ T32] r4:00000000 [ 1326.529174][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.533381][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.533487][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.533552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6840 [ 1326.533580][ T32] r4:00000000 [ 1326.533602][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.533656][ T32] r9:83018005 r8:84514800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.533679][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.533729][ T32] r5:00001000 r4:dfe2b000 [ 1326.533751][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.533809][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.533861][ T32] r5:848a3f8c r4:848a3c00 [ 1326.533883][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.533948][ T32] r7:dddced80 r6:83018000 r5:848a3f8c r4:84bd3d00 [ 1326.533997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1326.534183][ T32] r10:00000000 r9:84bd3d00 r8:80287e08 r7:e01a9e60 r6:84bd3d80 r5:84514800 ** 7 printk messages dropped ** [ 1326.534595][ T32] r4:84bf6dc0 ** 3 printk messages dropped ** [ 1326.535202][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.535585][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1326.536110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 12 printk messages dropped ** [ 1326.536655][ T32] r4:84bd5300 ** 4 printk messages dropped ** [ 1326.536905][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.536957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.536992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.537021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.537097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.537126][ T32] r4:84bc1080 [ 1326.537149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.537203][ T32] INFO: task kworker/0:113:3772 blocked for more than 453 seconds. [ 1326.537254][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.537284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.537309][ T32] task:kworker/0:113 state:D stack:0 pid:3772 tgid:3772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.537411][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.537460][ T32] Call trace: [ 1326.537502][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.537560][ T32] r10:8291a684 r9:e0601d84 r8:00000002 r7:60000113 r6:e0601d8c r5:84513c00 [ 1326.537611][ T32] r4:84513c00 [ 1326.537657][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.537730][ T32] r5:84513c00 r4:8291a680 [ 1326.537777][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.537825][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.537887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0601e08 [ 1326.537917][ T32] r4:00000000 [ 1326.537960][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.538074][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.538130][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.538182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85059880 [ 1326.538228][ T32] r4:00000000 [ 1326.538253][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.538304][ T32] r9:83018005 r8:84513c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1326.538327][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.538503][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.538569][ T32] r5:850ac38c r4:850ac000 [ 1326.538595][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.538658][ T32] r7:dddced80 r6:83018000 r5:850ac38c r4:84bd3e00 [ 1326.538684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.538738][ T32] r10:61c88647 r9:84513c00 r8:84bd3e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.538762][ T32] r4:84bd3e00 [ 1326.538782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.538832][ T32] r10:00000000 r9:84bd3e00 r8:80287e08 r7:e0255e60 r6:84bd3e80 r5:84513c00 [ 1326.538856][ T32] r4:00000001 [ 1326.538900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.538943][ T32] Exception stack(0xe0601fb0 to 0xe0601ff8) [ 1326.538983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.539019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.539048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.539102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.539132][ T32] r4:84bf6dc0 [ 1326.550059][ T32] INFO: task kworker/0:113:3772 is blocked on a mutex likely owned by task kworker/1:189:3705. ** 7 printk messages dropped ** [ 1326.550538][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 6 printk messages dropped ** [ 1326.550806][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1326.551246][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.551739][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 8 printk messages dropped ** [ 1326.552189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1326.552683][ T32] r4:84513000 ** 4 printk messages dropped ** [ 1326.552874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0611e08 ** 9 printk messages dropped ** [ 1326.553310][ T32] r5:00001000 r4:e00c3000 ** 2 printk messages dropped ** [ 1326.553459][ T32] r5:85071b8c r4:85071800 ** 1 printk messages dropped ** [ 1326.553541][ T32] r7:ddde2d80 r6:83018200 r5:85071b8c r4:84bf5a80 ** 1 printk messages dropped ** [ 1326.553616][ T32] r10:61c88647 r9:84513000 r8:84bf5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.553642][ T32] r4:84bf5a80 [ 1326.553684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.553740][ T32] r10:00000000 r9:84bf5a80 r8:80287e08 r7:e05fde60 r6:84bd3f00 r5:84513000 [ 1326.553765][ T32] r4:00000001 [ 1326.553786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.553835][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) [ 1326.553868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.553899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.553929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.553983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.554011][ T32] r4:85039440 [ 1326.554316][ T32] INFO: task kworker/1:219:3773 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.554372][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.554470][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.554518][ T32] Call trace: [ 1326.554561][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.554622][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.554648][ T32] r4:00000000 [ 1326.554696][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.554767][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.554802][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.554836][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.554891][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.554951][ T32] r5:800f0013 r4:80239bb0 [ 1326.554978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.555050][ T32] r4:82ac21e4 [ 1326.555097][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.555154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.555180][ T32] r4:e0235dc0 [ 1326.555223][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.555303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.555389][ T32] r4:00000000 [ 1326.555414][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.555505][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.555537][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.555610][ T32] r5:00001000 r4:dfc4f000 [ 1326.555641][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.555711][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.555764][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.555796][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.555854][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.555878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.555931][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.555955][ T32] r4:84bd5300 [ 1326.555975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.556037][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.556074][ T32] r4:00000001 [ 1326.556105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.556147][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.556188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.556245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.556279][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.556312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.556337][ T32] r4:84bc1080 [ 1326.556358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.556392][ T32] INFO: task kworker/1:220:3777 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 1326.556524][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.556844][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.557257][ T32] r9:83018205 r8:84516c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1326.557488][ T32] r5:85070b8c r4:85070800 [ 1326.557532][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.557714][ T32] r4:84bf5b00 ** 5 printk messages dropped ** [ 1326.557938][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.558501][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.558865][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1326.578429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.579007][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.579773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.580156][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.580605][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.580925][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.581321][ T32] r5:85070f8c r4:85070c00 [ 1326.581347][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.581553][ T32] r4:84bf5b80 [ 1326.581578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.581632][ T32] r10:00000000 r9:84bf5b80 r8:80287e08 r7:e0611e60 r6:85044000 r5:84512400 [ 1326.581679][ T32] r4:00000001 [ 1326.581712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.581779][ T32] Exception stack(0xe0629fb0 to 0xe0629ff8) [ 1326.581835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.581870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.581900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.581964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.581992][ T32] r4:85039e80 [ 1326.582378][ T32] INFO: task kworker/1:221:3779 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.582427][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.582491][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.582581][ T32] Call trace: [ 1326.582665][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.582749][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.582780][ T32] r4:00000000 [ 1326.582816][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.582885][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.582921][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.582953][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.582981][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.583008][ T32] r5:800f0013 r4:80239bb0 [ 1326.583029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.583097][ T32] r4:82ac21e4 [ 1326.583145][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.583388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.583438][ T32] r4:e0235dc0 [ 1326.583476][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.583553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.583618][ T32] r4:00000000 [ 1326.583661][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.583739][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.583771][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.583854][ T32] r5:00001000 r4:dfc4f000 [ 1326.583916][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.583979][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.584046][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.584074][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.584189][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.584247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.584327][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.584367][ T32] r4:84bd5300 [ 1326.584397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.584466][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.584498][ T32] r4:00000001 [ 1326.584524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.584599][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.584639][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.584679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.584719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.584786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.584820][ T32] r4:84bc1080 [ 1326.584849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.584896][ T32] INFO: task kworker/1:222:3781 blocked for more than 453 seconds. [ 1326.584972][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.585028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.585068][ T32] task:kworker/1:222 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.585151][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.585231][ T32] Call trace: [ 1326.585284][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.585376][ T32] r10:8291a684 r9:e0631d84 r8:00000002 r7:60000113 r6:e0631d8c r5:84516000 [ 1326.585426][ T32] r4:84516000 [ 1326.585477][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1326.585664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 ** 8 printk messages dropped ** [ 1326.586042][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.586261][ T32] r5:8507138c r4:85071000 ** 1 printk messages dropped ** [ 1326.586342][ T32] r7:ddde2d80 r6:83018200 r5:8507138c r4:84bf5c00 ** 5 printk messages dropped ** [ 1326.586611][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.586844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.587555][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.587830][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.588091][ T32] r4:e0235dc0 ** 6 printk messages dropped ** [ 1326.588421][ T32] r5:00001000 r4:dfc4f000 ** 6 printk messages dropped ** [ 1326.588788][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.589325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.608989][ T32] task:kworker/1:223 state:D stack:0 pid:3782 tgid:3782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.609056][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.609131][ T32] Call trace: [ 1326.609196][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.609639][ T32] r10:8291a684 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:84868c00 [ 1326.609676][ T32] r4:84868c00 [ 1326.609699][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.609759][ T32] r5:84868c00 r4:8291a680 [ 1326.609781][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.609826][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.609875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 1326.609922][ T32] r4:00000000 [ 1326.609948][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.610012][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.610062][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.610112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf68c0 [ 1326.610143][ T32] r4:00000000 [ 1326.610183][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.610267][ T32] r9:83018205 r8:84868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1326.610298][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.610349][ T32] r5:00001000 r4:e00ab000 [ 1326.610373][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.610441][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.610495][ T32] r5:8507178c r4:85071400 [ 1326.610519][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.610585][ T32] r7:ddde2d80 r6:83018200 r5:8507178c r4:84bf5c80 [ 1326.610651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.610726][ T32] r10:61c88647 r9:84868c00 r8:84bf5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.610752][ T32] r4:84bf5c80 [ 1326.610774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.610851][ T32] r10:00000000 r9:84bf5c80 r8:80287e08 r7:e0611e60 r6:85044100 r5:84868c00 [ 1326.610880][ T32] r4:00000001 [ 1326.610902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.611003][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1326.611041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.611074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.611114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.611156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.611181][ T32] r4:85039900 [ 1326.611608][ T32] INFO: task kworker/1:223:3782 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.611661][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.611733][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.611785][ T32] Call trace: [ 1326.611817][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1326.612089][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1326.612552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 9 printk messages dropped ** [ 1326.613204][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 ** 7 printk messages dropped ** [ 1326.613554][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 6 printk messages dropped ** [ 1326.613770][ T32] INFO: task kworker/1:224:3785 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1326.614137][ T32] r5:8486a400 r4:8291a680 ** 5 printk messages dropped ** [ 1326.614338][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.614699][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.615076][ T32] r10:61c88647 r9:8486a400 r8:84bf5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.615573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.616314][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 6 printk messages dropped ** [ 1326.616648][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1326.617239][ T32] r5:84ba4f8c r4:84ba4c00 ** 6 printk messages dropped ** [ 1326.617594][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1326.617901][ T32] r4:84bc1080 ** 4 printk messages dropped ** [ 1326.618038][ T32] task:kworker/1:225 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.618638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 ** 8 printk messages dropped ** [ 1326.619043][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1326.631467][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.631547][ T32] r7:ddde2d80 r6:83018200 r5:8507278c r4:84bf5d80 [ 1326.631572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.631650][ T32] r10:61c88647 r9:84868000 r8:84bf5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.631681][ T32] r4:84bf5d80 [ 1326.631704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.631759][ T32] r10:00000000 r9:84bf5d80 r8:80287e08 r7:e0641e60 r6:85044200 r5:84868000 [ 1326.631783][ T32] r4:00000001 [ 1326.631804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.631867][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.631927][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.631963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.632013][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.632054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.632079][ T32] r4:85045000 [ 1326.632421][ T32] INFO: task kworker/1:225:3787 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.632501][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.632623][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.632675][ T32] Call trace: [ 1326.632707][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.632789][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.632821][ T32] r4:00000000 [ 1326.632843][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.632930][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.632966][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.633020][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.633053][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.633101][ T32] r5:800f0013 r4:80239bb0 [ 1326.633132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.633202][ T32] r4:82ac21e4 [ 1326.633229][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.633281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.633305][ T32] r4:e0235dc0 [ 1326.633348][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.633401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.633427][ T32] r4:00000000 [ 1326.633448][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.633522][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.633551][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.633600][ T32] r5:00001000 r4:dfc4f000 [ 1326.633642][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.633711][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.633785][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.633811][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.633887][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.633937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.633994][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.634019][ T32] r4:84bd5300 [ 1326.634039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.634092][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.634131][ T32] r4:00000001 [ 1326.634157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.634199][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.634245][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.634303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.634358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.634405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.634456][ T32] r4:84bc1080 [ 1326.634482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.634535][ T32] INFO: task kworker/1:226:3789 blocked for more than 453 seconds. [ 1326.634575][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.634602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.634628][ T32] task:kworker/1:226 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.634700][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.634772][ T32] Call trace: [ 1326.634831][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.634919][ T32] r10:8291a684 r9:e0651d84 r8:00000002 r7:60000013 r6:e0651d8c r5:84869800 ** 5 printk messages dropped ** [ 1326.635224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 ** 8 printk messages dropped ** [ 1326.635719][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.635933][ T32] r5:8507238c r4:85072000 ** 3 printk messages dropped ** [ 1326.636087][ T32] r10:61c88647 r9:84869800 r8:84bf5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.636376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.636930][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.637239][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 6 printk messages dropped ** [ 1326.637451][ T32] r4:e0235dc0 ** 5 printk messages dropped ** [ 1326.637658][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.638197][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 ** 7 printk messages dropped ** [ 1326.638488][ T32] r4:84bc1080 [ 1326.638520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.638577][ T32] INFO: task kworker/1:227:3791 blocked for more than 453 seconds. [ 1326.638613][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.638664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.638714][ T32] task:kworker/1:227 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.638769][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.638813][ T32] Call trace: [ 1326.638867][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.638937][ T32] r10:8291a684 r9:e0661d84 r8:00000002 r7:60000013 r6:e0661d8c r5:8486b000 [ 1326.638966][ T32] r4:8486b000 [ 1326.638989][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.639036][ T32] r5:8486b000 r4:8291a680 [ 1326.639057][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.639127][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.639201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1326.639306][ T32] r4:00000000 [ 1326.655211][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.655318][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.655439][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.655541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850456c0 [ 1326.655573][ T32] r4:00000000 [ 1326.655595][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.655674][ T32] r9:83018205 r8:8486b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.655703][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.655755][ T32] r5:00001000 r4:e01c5000 [ 1326.655797][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.655847][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.655926][ T32] r5:85072f8c r4:85072c00 [ 1326.655953][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.656009][ T32] r7:ddde2d80 r6:83018200 r5:85072f8c r4:84bf5e80 [ 1326.656054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.656113][ T32] r10:61c88647 r9:8486b000 r8:84bf5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.656143][ T32] r4:84bf5e80 [ 1326.656166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.656229][ T32] r10:00000000 r9:84bf5e80 r8:80287e08 r7:e0649e60 r6:85044300 r5:8486b000 [ 1326.656257][ T32] r4:00000001 [ 1326.656279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.656321][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1326.656376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.656430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.656463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.656526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.656575][ T32] r4:85045180 [ 1326.656928][ T32] INFO: task kworker/1:227:3791 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.656992][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.657071][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.657155][ T32] Call trace: [ 1326.657203][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.657263][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.657289][ T32] r4:00000000 [ 1326.657309][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.657353][ T32] Exception stack(0xe0235d28 to 0xe0235d70) ** 1 printk messages dropped ** [ 1326.657442][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 5 printk messages dropped ** [ 1326.657662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 11 printk messages dropped ** [ 1326.658206][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.658585][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) ** 7 printk messages dropped ** [ 1326.658888][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1326.659206][ T32] r4:8486d400 ** 4 printk messages dropped ** [ 1326.666356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0665e08 ** 7 printk messages dropped ** [ 1326.666757][ T32] r9:83018205 r8:8486d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1326.666807][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.666899][ T32] r5:00001000 r4:e01a5000 [ 1326.666926][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.666972][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.667019][ T32] r5:85072b8c r4:85072800 [ 1326.667063][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.667147][ T32] r7:ddde2d80 r6:83018200 r5:85072b8c r4:84bf5f00 [ 1326.667171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.667242][ T32] r10:61c88647 r9:8486d400 r8:84bf5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.667271][ T32] r4:84bf5f00 [ 1326.667293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.667386][ T32] r10:00000000 r9:84bf5f00 r8:80287e08 r7:e0661e60 r6:85044380 r5:8486d400 [ 1326.667438][ T32] r4:00000001 [ 1326.667465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.667537][ T32] Exception stack(0xe0665fb0 to 0xe0665ff8) [ 1326.667594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.667630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.667669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.667708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.667759][ T32] r4:85045280 [ 1326.668092][ T32] INFO: task kworker/1:228:3792 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.668147][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.668237][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.668297][ T32] Call trace: [ 1326.668353][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.668418][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.668444][ T32] r4:00000000 [ 1326.668465][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.668509][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.668569][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.668609][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.668639][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.668666][ T32] r5:800f0013 r4:80239bb0 [ 1326.668689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.668738][ T32] r4:82ac21e4 [ 1326.668780][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.668838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.668873][ T32] r4:e0235dc0 [ 1326.668922][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.668977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.669002][ T32] r4:00000000 [ 1326.669025][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.669101][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 2 printk messages dropped ** [ 1326.669222][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1326.675854][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.676097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.676444][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.676788][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.677204][ T32] r9:83018205 r8:8486bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 1326.677415][ T32] r5:8507338c r4:85073000 [ 1326.677463][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.677790][ T32] r10:00000000 r9:84bf5f80 r8:80287e08 r7:e0661e60 r6:85044400 r5:8486bc00 ** 5 printk messages dropped ** [ 1326.678033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.678634][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.678749][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.678944][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1326.679243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.688322][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.688546][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.689053][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.693806][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.694282][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.694568][ T32] r5:8507378c r4:85073400 [ 1326.694595][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.694650][ T32] r7:ddde2d80 r6:83018200 r5:8507378c r4:85053000 [ 1326.694693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.694753][ T32] r10:61c88647 r9:8486c800 r8:8505302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.694818][ T32] r4:85053000 [ 1326.694844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.694963][ T32] r10:00000000 r9:85053000 r8:80287e08 r7:e0675e60 r6:85044480 r5:8486c800 [ 1326.695001][ T32] r4:00000001 [ 1326.695024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.695068][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) [ 1326.695100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.695148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.695182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.695215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.695239][ T32] r4:85045680 [ 1326.695655][ T32] INFO: task kworker/1:230:3798 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.695709][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.695779][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.695862][ T32] Call trace: [ 1326.695896][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.695954][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.695979][ T32] r4:00000000 [ 1326.696000][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.696065][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.696102][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.696139][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.696199][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.696240][ T32] r5:800f0013 r4:80239bb0 [ 1326.696266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.696367][ T32] r4:82ac21e4 [ 1326.696424][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.696482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.696508][ T32] r4:e0235dc0 [ 1326.696529][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.696634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.696705][ T32] r4:00000000 [ 1326.696732][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.696789][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.696814][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.696884][ T32] r5:00001000 r4:dfc4f000 [ 1326.696911][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.696965][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.697038][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.697064][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.697124][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.697172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.697232][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.697257][ T32] r4:84bd5300 [ 1326.697301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.697358][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.697384][ T32] r4:00000001 [ 1326.697418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.697462][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.697492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.697524][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.697578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.697615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.697639][ T32] r4:84bc1080 [ 1326.697662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.697713][ T32] INFO: task kworker/1:231:3799 blocked for more than 453 seconds. [ 1326.697751][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.697799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.697830][ T32] task:kworker/1:231 state:D stack:0 pid:3799 tgid:3799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.697904][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.697962][ T32] Call trace: [ 1326.698019][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.698079][ T32] r10:8291a684 r9:e0681d84 r8:00000002 r7:60000013 r6:e0681d8c r5:8486e000 [ 1326.698115][ T32] r4:8486e000 [ 1326.698144][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.698194][ T32] r5:8486e000 r4:8291a680 [ 1326.698239][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.698506][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.698837][ T32] r5:85073b8c r4:85073800 [ 1326.698859][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.698909][ T32] r7:ddde2d80 r6:83018200 r5:85073b8c r4:85053080 [ 1326.698959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.699017][ T32] r10:61c88647 r9:8486e000 r8:850530ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.699042][ T32] r4:85053080 [ 1326.699073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.699135][ T32] r10:00000000 r9:85053080 r8:80287e08 r7:e067de60 r6:85044500 r5:8486e000 [ 1326.699161][ T32] r4:00000001 [ 1326.699182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.699252][ T32] Exception stack(0xe0681fb0 to 0xe0681ff8) [ 1326.709680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.709758][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.709795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.709854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.709886][ T32] r4:85045680 [ 1326.710222][ T32] INFO: task kworker/1:231:3799 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.710267][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.710364][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.710421][ T32] Call trace: [ 1326.710490][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.710578][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.710610][ T32] r4:00000000 [ 1326.710633][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.710678][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.710710][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.710742][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.710803][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.710849][ T32] r5:800f0013 r4:80239bb0 [ 1326.710875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.710924][ T32] r4:82ac21e4 [ 1326.710946][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.710995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 ** 2 printk messages dropped ** [ 1326.711147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 10 printk messages dropped ** [ 1326.711725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.712201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.712582][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.712977][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.713312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85045980 ** 7 printk messages dropped ** [ 1326.713707][ T32] r5:8491878c r4:84918400 ** 1 printk messages dropped ** [ 1326.713784][ T32] r7:ddde2d80 r6:83018200 r5:8491878c r4:85053100 ** 5 printk messages dropped ** [ 1326.714026][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.714208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.714697][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.715040][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 ** 8 printk messages dropped ** [ 1326.715510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 ** 11 printk messages dropped ** [ 1326.716074][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.716391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.716786][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.717138][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.717453][ T32] r9:83018005 r8:84aabc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1326.717676][ T32] r5:8491838c r4:84918000 ** 3 printk messages dropped ** [ 1326.717900][ T32] r10:61c88647 r9:84aabc00 r8:8504462c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.718336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.718917][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.719113][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1326.737649][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.737788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.737824][ T32] r4:e0235dc0 [ 1326.737848][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.737923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.737961][ T32] r4:00000000 [ 1326.737998][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.738079][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.738134][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.738207][ T32] r5:00001000 r4:dfc4f000 [ 1326.738258][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.738331][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.738385][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.738407][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.738462][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.738485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.738564][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.738595][ T32] r4:84bd5300 [ 1326.738619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.738695][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.738724][ T32] r4:00000001 [ 1326.738746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.738789][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.738842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.738879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.738910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.738965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.739014][ T32] r4:84bc1080 [ 1326.739043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.739074][ T32] INFO: task kworker/1:233:3804 blocked for more than 453 seconds. [ 1326.739109][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.739143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.739171][ T32] task:kworker/1:233 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.743622][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.743767][ T32] Call trace: [ 1326.743821][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.743892][ T32] r10:8291a684 r9:e06a9d84 r8:00000002 r7:60000113 r6:e06a9d8c r5:84515400 [ 1326.743937][ T32] r4:84515400 [ 1326.743997][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.744051][ T32] r5:84515400 r4:8291a680 [ 1326.744073][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.744118][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.744174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 [ 1326.744199][ T32] r4:00000000 [ 1326.744243][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.744304][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.744352][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.744415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85045e80 [ 1326.744444][ T32] r4:00000000 [ 1326.744466][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.744519][ T32] r9:83018205 r8:84515400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1326.744573][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.744649][ T32] r5:00001000 r4:e06bd000 [ 1326.744676][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.744722][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.744794][ T32] r5:8507438c r4:85074000 [ 1326.744830][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.744930][ T32] r7:ddde2d80 r6:83018200 r5:8507438c r4:85053180 [ 1326.744982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.745043][ T32] r10:61c88647 r9:84515400 r8:850531ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.745068][ T32] r4:85053180 [ 1326.745090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.745149][ T32] r10:00000000 r9:85053180 r8:80287e08 r7:e0681e60 r6:85044700 r5:84515400 [ 1326.745201][ T32] r4:00000001 [ 1326.745227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.745296][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1326.745342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.745374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.745403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.745435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.745482][ T32] r4:85045680 [ 1326.745846][ T32] INFO: task kworker/1:233:3804 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.745912][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.746008][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.746082][ T32] Call trace: [ 1326.746116][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.746193][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.746246][ T32] r4:00000000 [ 1326.746293][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.746343][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.746375][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.746428][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.746483][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.746534][ T32] r5:800f0013 r4:80239bb0 [ 1326.746560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.746608][ T32] r4:82ac21e4 [ 1326.746630][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.746701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.746752][ T32] r4:e0235dc0 [ 1326.746799][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.746906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.746952][ T32] r4:00000000 [ 1326.746999][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.747125][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.747178][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.747233][ T32] r5:00001000 r4:dfc4f000 [ 1326.747264][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.747312][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.747399][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.747426][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.747492][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.747520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.747576][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.747601][ T32] r4:84bd5300 [ 1326.747622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.747697][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.747748][ T32] r4:00000001 [ 1326.747774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.747841][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.747876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.747908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.747939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.747972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.747996][ T32] r4:84bc1080 [ 1326.748066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.748101][ T32] INFO: task kworker/1:234:3806 blocked for more than 453 seconds. [ 1326.748162][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.748193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.748256][ T32] task:kworker/1:234 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.748336][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.748404][ T32] Call trace: [ 1326.748466][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.748545][ T32] r10:8291a684 r9:e06add84 r8:00000002 r7:60000013 r6:e06add8c r5:850b8000 [ 1326.748580][ T32] r4:850b8000 [ 1326.748602][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.748661][ T32] r5:850b8000 r4:8291a680 [ 1326.748686][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.748732][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.748781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 [ 1326.748806][ T32] r4:00000000 [ 1326.748849][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.748893][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.748960][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.749036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85045d40 [ 1326.749065][ T32] r4:00000000 [ 1326.749086][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.749145][ T32] r9:83018205 r8:850b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.749170][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.749243][ T32] r5:00001000 r4:e068b000 [ 1326.759848][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.759950][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.760005][ T32] r5:85073f8c r4:85073c00 [ 1326.760029][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.760085][ T32] r7:ddde2d80 r6:83018200 r5:85073f8c r4:85053200 [ 1326.760126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.760210][ T32] r10:61c88647 r9:850b8000 r8:8505322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.760241][ T32] r4:85053200 [ 1326.760263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.760318][ T32] r10:00000000 r9:85053200 r8:80287e08 r7:e06a9e60 r6:85044780 r5:850b8000 [ 1326.760352][ T32] r4:00000001 [ 1326.760377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.760421][ T32] Exception stack(0xe06adfb0 to 0xe06adff8) [ 1326.760452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.760485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.760514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.760547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.760572][ T32] r4:85045680 [ 1326.760916][ T32] INFO: task kworker/1:234:3806 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.760959][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.761053][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.761166][ T32] Call trace: [ 1326.761221][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.761307][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.761352][ T32] r4:00000000 [ 1326.761397][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.761468][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.761504][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.761559][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.761591][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.761619][ T32] r5:800f0013 r4:80239bb0 [ 1326.761665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.761717][ T32] r4:82ac21e4 [ 1326.761740][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.761833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.761862][ T32] r4:e0235dc0 [ 1326.761928][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.762008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.762037][ T32] r4:00000000 [ 1326.762080][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.762168][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.762197][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.762261][ T32] r5:00001000 r4:dfc4f000 [ 1326.762319][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.762413][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.762466][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.762490][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.762547][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.762572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.762671][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.762724][ T32] r4:84bd5300 [ 1326.762770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.762828][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.762864][ T32] r4:00000001 [ 1326.762891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.762941][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.762977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.763010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.763042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.763080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.763105][ T32] r4:84bc1080 [ 1326.763154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.763189][ T32] INFO: task kworker/1:235:3809 blocked for more than 453 seconds. [ 1326.763249][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.763280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.763306][ T32] task:kworker/1:235 state:D stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.763400][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.763471][ T32] Call trace: [ 1326.763507][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.763588][ T32] r10:8291a684 r9:e0615d84 r8:00000002 r7:60000113 r6:e0615d8c r5:850b8c00 [ 1326.763661][ T32] r4:850b8c00 [ 1326.763712][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.763773][ T32] r5:850b8c00 r4:8291a680 [ 1326.763796][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.763865][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.763945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0615e08 [ 1326.764001][ T32] r4:00000000 [ 1326.764027][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.764069][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.764108][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.764164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6100 [ 1326.764240][ T32] r4:00000000 [ 1326.764310][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.764400][ T32] r9:83018205 r8:850b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1326.764429][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.764516][ T32] r5:00001000 r4:e06d1000 [ 1326.764564][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.764642][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.764718][ T32] r5:85074b8c r4:85074800 [ 1326.764744][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.764799][ T32] r7:ddde2d80 r6:83018200 r5:85074b8c r4:85053280 [ 1326.764834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.764924][ T32] r10:61c88647 r9:850b8c00 r8:850532ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.764965][ T32] r4:85053280 [ 1326.764987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.765041][ T32] r10:00000000 r9:85053280 r8:80287e08 r7:e06a9e60 r6:85044800 r5:850b8c00 [ 1326.765065][ T32] r4:00000001 [ 1326.765085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.765197][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) [ 1326.765234][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.765269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.765329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.765370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.765420][ T32] r4:85045cc0 [ 1326.765670][ T32] INFO: task kworker/1:235:3809 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.765712][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.765822][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.765897][ T32] Call trace: [ 1326.765939][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.766002][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.766028][ T32] r4:00000000 [ 1326.766049][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.766094][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.766131][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.766187][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.766259][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.766290][ T32] r5:800f0013 r4:80239bb0 [ 1326.766313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.766384][ T32] r4:82ac21e4 [ 1326.766433][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.766529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.766559][ T32] r4:e0235dc0 [ 1326.766601][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.766656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.766681][ T32] r4:00000000 [ 1326.766702][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.766776][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.766805][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.766876][ T32] r5:00001000 r4:dfc4f000 [ 1326.766901][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.766946][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.767015][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.767050][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.767135][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.767160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.767237][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.767269][ T32] r4:84bd5300 [ 1326.767292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.767386][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.767449][ T32] r4:00000001 [ 1326.767482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.767525][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.767576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.767613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.767652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.767689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.767735][ T32] r4:84bc1080 [ 1326.767763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.767793][ T32] INFO: task kworker/0:115:3810 blocked for more than 453 seconds. [ 1326.767826][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.767853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1326.767970][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.768237][ T32] r4:850b9800 ** 1 printk messages dropped ** [ 1326.768353][ T32] r5:850b9800 r4:8291a680 ** 2 printk messages dropped ** [ 1326.768536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 ** 3 printk messages dropped ** [ 1326.768722][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1326.768901][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.768948][ T32] r5:00001000 r4:e0781000 [ 1326.768984][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.769031][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.769096][ T32] r5:8321eb8c r4:8321e800 [ 1326.769131][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.769186][ T32] r7:dddced80 r6:83018000 r5:8321eb8c r4:85044880 [ 1326.769282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.788126][ T32] r10:61c88647 r9:850b9800 r8:850448ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.788176][ T32] r4:85044880 [ 1326.788220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.788320][ T32] r10:00000000 r9:85044880 r8:80287e08 r7:e0601e60 r6:85044900 r5:850b9800 [ 1326.788375][ T32] r4:00000001 [ 1326.788403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.788448][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.788504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.788562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.788621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.788661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.788687][ T32] r4:85048900 [ 1326.789061][ T32] INFO: task kworker/0:115:3810 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.789105][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.789221][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.792448][ T32] Call trace: [ 1326.792524][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.792597][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.792625][ T32] r4:00000000 [ 1326.792646][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.792693][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.792727][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.792760][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.792811][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.792843][ T32] r5:800f0013 r4:80239bb0 [ 1326.792867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.792916][ T32] r4:82ac21e4 [ 1326.792939][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.793010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.793040][ T32] r4:e0235dc0 [ 1326.793083][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.793152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.793204][ T32] r4:00000000 [ 1326.793230][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.793306][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.793334][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.793407][ T32] r5:00001000 r4:dfc4f000 [ 1326.793434][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.793503][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.793556][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.793580][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.793633][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.793656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.793721][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.793750][ T32] r4:84bd5300 [ 1326.793840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.793919][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.793966][ T32] r4:00000001 [ 1326.793991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.794034][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.794064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.794135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.794184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.794249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.794278][ T32] r4:84bc1080 [ 1326.794323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.794395][ T32] INFO: task kworker/1:236:3812 blocked for more than 453 seconds. [ 1326.794464][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.794548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.794583][ T32] task:kworker/1:236 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.794661][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.794743][ T32] Call trace: [ 1326.794851][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.794957][ T32] r10:8291a684 r9:e06d9d84 r8:00000002 r7:60000013 r6:e06d9d8c r5:850ba400 [ 1326.794989][ T32] r4:850ba400 [ 1326.795036][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.795093][ T32] r5:850ba400 r4:8291a680 [ 1326.795126][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.795177][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.795230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 [ 1326.795255][ T32] r4:00000000 [ 1326.795276][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.795348][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.795452][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.795510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85045fc0 [ 1326.795538][ T32] r4:00000000 [ 1326.795584][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.795667][ T32] r9:83018205 r8:850ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1326.795716][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.795772][ T32] r5:00001000 r4:e06c5000 [ 1326.795795][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.795866][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.795920][ T32] r5:8507478c r4:85074400 [ 1326.795968][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.796027][ T32] r7:ddde2d80 r6:83018200 r5:8507478c r4:85053300 [ 1326.796051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.796137][ T32] r10:61c88647 r9:850ba400 r8:8505332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.796174][ T32] r4:85053300 [ 1326.796207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.796263][ T32] r10:00000000 r9:85053300 r8:80287e08 r7:e0615e60 r6:85044980 r5:850ba400 [ 1326.796288][ T32] r4:00000001 [ 1326.796309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.796348][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 1326.796436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.796486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.796561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.796602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.796667][ T32] r4:85045b80 [ 1326.797010][ T32] INFO: task kworker/1:236:3812 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.797054][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.797160][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.797225][ T32] Call trace: [ 1326.797313][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.797380][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.797409][ T32] r4:00000000 [ 1326.797430][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.797499][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.797558][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.797619][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.797654][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.797683][ T32] r5:800f0013 r4:80239bb0 [ 1326.797727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.797781][ T32] r4:82ac21e4 [ 1326.797804][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.797857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.797881][ T32] r4:e0235dc0 [ 1326.797902][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.797952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.797979][ T32] r4:00000000 [ 1326.798022][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.798108][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.798144][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.798196][ T32] r5:00001000 r4:dfc4f000 [ 1326.798233][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.798284][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.798336][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.798357][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.798416][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.798462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.798523][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.798582][ T32] r4:84bd5300 [ 1326.798616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.798677][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.798702][ T32] r4:00000001 [ 1326.798723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.798765][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.798821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.798889][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.798947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.799007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.799040][ T32] r4:84bc1080 [ 1326.799064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.799093][ T32] INFO: task kworker/1:237:3814 blocked for more than 453 seconds. [ 1326.799135][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.799211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.814179][ T32] task:kworker/1:237 state:D stack:0 pid:3814 tgid:3814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.814313][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.814379][ T32] Call trace: [ 1326.814416][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.814480][ T32] r10:8291a684 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:850bb000 [ 1326.814530][ T32] r4:850bb000 [ 1326.814556][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.814606][ T32] r5:850bb000 r4:8291a680 [ 1326.814628][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.814671][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.814721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 1326.814771][ T32] r4:00000000 [ 1326.814796][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.814837][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.814912][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.814983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056280 [ 1326.815012][ T32] r4:00000000 [ 1326.815034][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.815090][ T32] r9:83018205 r8:850bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1326.815160][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.815241][ T32] r5:00001000 r4:e0701000 [ 1326.815269][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.815345][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.815440][ T32] r5:8507538c r4:85075000 [ 1326.815470][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.815567][ T32] r7:ddde2d80 r6:83018200 r5:8507538c r4:85053380 [ 1326.815592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.815647][ T32] r10:61c88647 r9:850bb000 r8:850533ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.815672][ T32] r4:85053380 [ 1326.815692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.815768][ T32] r10:00000000 r9:85053380 r8:80287e08 r7:e0615e60 r6:85044a00 r5:850bb000 [ 1326.815798][ T32] r4:00000001 [ 1326.815842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.815910][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1326.815966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.816024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.816072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.816109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.816159][ T32] r4:85045f80 [ 1326.816559][ T32] INFO: task kworker/1:237:3814 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.816606][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.816717][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.816794][ T32] Call trace: [ 1326.816826][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.816884][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.816932][ T32] r4:00000000 [ 1326.816980][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.817031][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.817103][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.817145][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.817174][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.817200][ T32] r5:800f0013 r4:80239bb0 [ 1326.817223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.817270][ T32] r4:82ac21e4 [ 1326.817312][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.817369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.817400][ T32] r4:e0235dc0 [ 1326.817447][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.817524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.817572][ T32] r4:00000000 [ 1326.817598][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.817654][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.817687][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.817761][ T32] r5:00001000 r4:dfc4f000 [ 1326.817787][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.817831][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.817879][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.817900][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.817953][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.817977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.818054][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.818129][ T32] r4:84bd5300 [ 1326.818169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.818248][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.818304][ T32] r4:00000001 [ 1326.818332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.818381][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.818413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.818444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.818474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.818509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.818581][ T32] r4:84bc1080 [ 1326.818667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.818704][ T32] INFO: task kworker/1:238:3815 blocked for more than 453 seconds. [ 1326.818740][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.818767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.818793][ T32] task:kworker/1:238 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.818870][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.818966][ T32] Call trace: [ 1326.819048][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.819130][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000013 r6:e06f9d8c r5:850bbc00 [ 1326.819168][ T32] r4:850bbc00 [ 1326.819220][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.826159][ T32] r5:850bbc00 r4:8291a680 [ 1326.826199][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.826259][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.826310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1326.826335][ T32] r4:00000000 [ 1326.826380][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.826428][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.826472][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.826522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056040 [ 1326.826546][ T32] r4:00000000 [ 1326.826589][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.826647][ T32] r9:83018205 r8:850bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1326.826671][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.826721][ T32] r5:00001000 r4:e06e5000 [ 1326.826742][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.826812][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.826886][ T32] r5:85074f8c r4:85074c00 [ 1326.826913][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.826969][ T32] r7:ddde2d80 r6:83018200 r5:85074f8c r4:85053400 [ 1326.826992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.827068][ T32] r10:61c88647 r9:850bbc00 r8:8505342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.827126][ T32] r4:85053400 [ 1326.827151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.827229][ T32] r10:00000000 r9:85053400 r8:80287e08 r7:e06f5e60 r6:85044a80 r5:850bbc00 [ 1326.827259][ T32] r4:00000001 [ 1326.827282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.827387][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 1326.827458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.827518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.827574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.827634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.827685][ T32] r4:85045f80 [ 1326.828072][ T32] INFO: task kworker/1:238:3815 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.828131][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.828249][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.828332][ T32] Call trace: [ 1326.828387][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.828451][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.828478][ T32] r4:00000000 [ 1326.828499][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.828544][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.828579][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.828637][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.828691][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.828721][ T32] r5:800f0013 r4:80239bb0 [ 1326.828745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.828792][ T32] r4:82ac21e4 [ 1326.828813][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.828906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.828936][ T32] r4:e0235dc0 [ 1326.828958][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.829008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.829032][ T32] r4:00000000 [ 1326.829073][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.829158][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.829187][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.829311][ T32] r5:00001000 r4:dfc4f000 [ 1326.838183][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.838283][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.838342][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.838367][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.838427][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.838461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.838519][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.838545][ T32] r4:84bd5300 [ 1326.838570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.838689][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.838740][ T32] r4:00000001 [ 1326.838777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.838825][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.838858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.838890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.838942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.838979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.839026][ T32] r4:84bc1080 [ 1326.839055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.839088][ T32] INFO: task kworker/1:239:3818 blocked for more than 453 seconds. [ 1326.839133][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.839161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.839188][ T32] task:kworker/1:239 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.843361][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.843438][ T32] Call trace: [ 1326.843475][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.843588][ T32] r10:8291a684 r9:e0731d84 r8:00000002 r7:60000113 r6:e0731d8c r5:850bc800 [ 1326.843642][ T32] r4:850bc800 [ 1326.843669][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.843742][ T32] r5:850bc800 r4:8291a680 [ 1326.843772][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.843834][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.843911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 [ 1326.843940][ T32] r4:00000000 [ 1326.843984][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.844051][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.844098][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.844178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850563c0 [ 1326.844282][ T32] r4:00000000 [ 1326.844311][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.844370][ T32] r9:83018205 r8:850bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1326.844399][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.844450][ T32] r5:00001000 r4:e0715000 [ 1326.844473][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.844518][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.844588][ T32] r5:8507578c r4:85075400 [ 1326.844616][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.844671][ T32] r7:ddde2d80 r6:83018200 r5:8507578c r4:85053480 [ 1326.844768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.844840][ T32] r10:61c88647 r9:850bc800 r8:850534ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.844891][ T32] r4:85053480 [ 1326.844948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.845057][ T32] r10:00000000 r9:85053480 r8:80287e08 r7:e06f5e60 r6:85044b00 r5:850bc800 [ 1326.845088][ T32] r4:00000001 [ 1326.845136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.845228][ T32] Exception stack(0xe0731fb0 to 0xe0731ff8) [ 1326.845277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.845359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.845451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.845512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.845540][ T32] r4:85056100 [ 1326.845915][ T32] INFO: task kworker/1:239:3818 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.845959][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.846044][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.846158][ T32] Call trace: [ 1326.846217][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.846279][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.846329][ T32] r4:00000000 [ 1326.846398][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.846471][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.846507][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.846540][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.846569][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.846596][ T32] r5:800f0013 r4:80239bb0 [ 1326.846639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.846690][ T32] r4:82ac21e4 [ 1326.846712][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.846782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.846834][ T32] r4:e0235dc0 [ 1326.846859][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.846936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.846997][ T32] r4:00000000 [ 1326.847045][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.847147][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.847177][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.847227][ T32] r5:00001000 r4:dfc4f000 [ 1326.847248][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.847306][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.847444][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.847495][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.847554][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.847578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.847632][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.847679][ T32] r4:84bd5300 [ 1326.847725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.847784][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.847809][ T32] r4:00000001 [ 1326.847830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.847870][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.847899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.847930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.848013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.848072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.848102][ T32] r4:84bc1080 [ 1326.848130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.848183][ T32] INFO: task kworker/1:240:3820 blocked for more than 453 seconds. [ 1326.848223][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.848271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.848300][ T32] task:kworker/1:240 state:D stack:0 pid:3820 tgid:3820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.848351][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.848399][ T32] Call trace: [ 1326.848468][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.848549][ T32] r10:8291a684 r9:e060dd84 r8:00000002 r7:60000113 r6:e060dd8c r5:85013000 [ 1326.848637][ T32] r4:85013000 [ 1326.848663][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.848733][ T32] r5:85013000 r4:8291a680 [ 1326.848783][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.848852][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.848922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e060de08 [ 1326.848951][ T32] r4:00000000 [ 1326.849000][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.849066][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.849128][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.849182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056500 [ 1326.849220][ T32] r4:00000000 [ 1326.857449][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.857567][ T32] r9:83018205 r8:85013000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1326.857601][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.857657][ T32] r5:00001000 r4:e0729000 [ 1326.857702][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.857775][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.857851][ T32] r5:85075b8c r4:85075800 [ 1326.857879][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.857959][ T32] r7:ddde2d80 r6:83018200 r5:85075b8c r4:85053500 [ 1326.858053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.858151][ T32] r10:61c88647 r9:85013000 r8:8505352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.858221][ T32] r4:85053500 [ 1326.858260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.858318][ T32] r10:00000000 r9:85053500 r8:80287e08 r7:e0731e60 r6:85053580 r5:85013000 [ 1326.858344][ T32] r4:00000001 [ 1326.858391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.858440][ T32] Exception stack(0xe060dfb0 to 0xe060dff8) [ 1326.858488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.858560][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.858652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.858714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.858768][ T32] r4:85056240 [ 1326.859133][ T32] INFO: task kworker/1:240:3820 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.859180][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.863513][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.863584][ T32] Call trace: [ 1326.863635][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.863703][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.863729][ T32] r4:00000000 [ 1326.863774][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.863857][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.863915][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.863961][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.863993][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.864042][ T32] r5:800f0013 r4:80239bb0 [ 1326.864102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.864162][ T32] r4:82ac21e4 [ 1326.864213][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.864291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.864317][ T32] r4:e0235dc0 [ 1326.864338][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.864413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.864442][ T32] r4:00000000 [ 1326.864464][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.864579][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.864611][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.864661][ T32] r5:00001000 r4:dfc4f000 [ 1326.864683][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.864726][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.864774][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.864796][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.864849][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.864886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.865000][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.865039][ T32] r4:84bd5300 [ 1326.865074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.865136][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.865177][ T32] r4:00000001 [ 1326.865202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.865256][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.865325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.865364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.865397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.865468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.865505][ T32] r4:84bc1080 [ 1326.865531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.865562][ T32] INFO: task kworker/1:241:3822 blocked for more than 453 seconds. [ 1326.865595][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.865657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.865743][ T32] task:kworker/1:241 state:D stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.865808][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.865852][ T32] Call trace: [ 1326.865944][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.866006][ T32] r10:8291a684 r9:e0705d84 r8:00000002 r7:60000113 r6:e0705d8c r5:85010c00 [ 1326.866031][ T32] r4:85010c00 [ 1326.866053][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.866100][ T32] r5:85010c00 r4:8291a680 [ 1326.866127][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.866172][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.866243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 1326.866272][ T32] r4:00000000 [ 1326.866293][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.866333][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.866375][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.866426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850566c0 [ 1326.866472][ T32] r4:00000000 [ 1326.866518][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.866573][ T32] r9:83018205 r8:85010c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1326.866618][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.866692][ T32] r5:00001000 r4:e0745000 [ 1326.866717][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.866761][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.866829][ T32] r5:85075f8c r4:85075c00 [ 1326.866855][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.866927][ T32] r7:ddde2d80 r6:83018200 r5:85075f8c r4:85053600 [ 1326.866964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.867023][ T32] r10:61c88647 r9:85010c00 r8:8505362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.867048][ T32] r4:85053600 [ 1326.867068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.867165][ T32] r10:00000000 r9:85053600 r8:80287e08 r7:e060de60 r6:85053680 r5:85010c00 [ 1326.867194][ T32] r4:00000001 [ 1326.867243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.867289][ T32] Exception stack(0xe0705fb0 to 0xe0705ff8) [ 1326.867319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.867389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.867420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.867453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.867498][ T32] r4:85056240 [ 1326.867862][ T32] INFO: task kworker/1:241:3822 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.867935][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.868051][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.868153][ T32] Call trace: [ 1326.868224][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.868288][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.868316][ T32] r4:00000000 [ 1326.868361][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.868415][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.868479][ T32] 5d20: e745c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.868531][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.868588][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.868629][ T32] r5:800f0013 r4:80239bb0 [ 1326.868686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.868738][ T32] r4:82ac21e4 [ 1326.868760][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.868811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.868837][ T32] r4:e0235dc0 [ 1326.868858][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.868907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.868952][ T32] r4:00000000 [ 1326.868978][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.869033][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.869056][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.869104][ T32] r5:00001000 r4:dfc4f000 [ 1326.869154][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.869232][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.880117][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.881817][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.884893][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.886279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.908830][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.908899][ T32] r4:84bd5300 [ 1326.908928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.909002][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.909052][ T32] r4:00000001 [ 1326.909086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.909143][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.909179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.909220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.909294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.909733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.909794][ T32] r4:84bc1080 [ 1326.909823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.909868][ T32] INFO: task kworker/1:242:3824 blocked for more than 453 seconds. [ 1326.909907][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.909934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.909972][ T32] task:kworker/1:242 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.910061][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.910127][ T32] Call trace: [ 1326.910187][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.910256][ T32] r10:8291a684 r9:e0741d84 r8:00000002 r7:60000013 r6:e0741d8c r5:85013c00 [ 1326.910284][ T32] r4:85013c00 [ 1326.910329][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.910410][ T32] r5:85013c00 r4:8291a680 [ 1326.910439][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.910486][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.910537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0741e08 [ 1326.910584][ T32] r4:00000000 [ 1326.910610][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.910674][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.910725][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.910786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056bc0 [ 1326.910816][ T32] r4:00000000 [ 1326.910862][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.910923][ T32] r9:83018205 r8:85013c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1326.910949][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.911010][ T32] r5:00001000 r4:e076d000 [ 1326.911037][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.911107][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.911190][ T32] r5:85076b8c r4:85076800 [ 1326.911263][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.911354][ T32] r7:ddde2d80 r6:83018200 r5:85076b8c r4:85053700 [ 1326.911413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.911484][ T32] r10:61c88647 r9:85013c00 r8:8505372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.911511][ T32] r4:85053700 [ 1326.911555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.911647][ T32] r10:00000000 r9:85053700 r8:80287e08 r7:e0705e60 r6:85053780 r5:85013c00 [ 1326.911677][ T32] r4:00000001 [ 1326.911722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.911772][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 1326.911804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.911858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.911894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.911929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.911994][ T32] r4:85056740 [ 1326.912411][ T32] INFO: task kworker/1:242:3824 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.912461][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.912576][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.912652][ T32] Call trace: [ 1326.912702][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.912760][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.912788][ T32] r4:00000000 [ 1326.912811][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.912878][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.912945][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.912983][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.913016][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.913044][ T32] r5:800f0013 r4:80239bb0 [ 1326.913088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.913151][ T32] r4:82ac21e4 [ 1326.913202][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.913285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.913344][ T32] r4:e0235dc0 [ 1326.913376][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.913431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.913468][ T32] r4:00000000 [ 1326.913496][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.913575][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.913634][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.913690][ T32] r5:00001000 r4:dfc4f000 [ 1326.913714][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.913759][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.913818][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.913867][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.913950][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.914011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.914095][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.914151][ T32] r4:84bd5300 [ 1326.914205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.914298][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.914399][ T32] r4:00000001 [ 1326.914442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.914538][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.914575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.914629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.914708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.914749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.914775][ T32] r4:84bc1080 [ 1326.914819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.914855][ T32] INFO: task kworker/1:243:3826 blocked for more than 453 seconds. [ 1326.914911][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.914962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.915025][ T32] task:kworker/1:243 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.915108][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.915168][ T32] Call trace: [ 1326.915201][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.915279][ T32] r10:8291a684 r9:e0759d84 r8:00000002 r7:60000113 r6:e0759d8c r5:85014800 [ 1326.915312][ T32] r4:85014800 [ 1326.915375][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.915464][ T32] r5:85014800 r4:8291a680 [ 1326.915520][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.915585][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.915696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 [ 1326.915733][ T32] r4:00000000 [ 1326.915778][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.915826][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.915867][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.915939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056800 [ 1326.915970][ T32] r4:00000000 [ 1326.915996][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.916049][ T32] r9:83018205 r8:85014800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1326.916075][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.916129][ T32] r5:00001000 r4:e0755000 [ 1326.916153][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.916197][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.916246][ T32] r5:8507638c r4:85076000 [ 1326.916268][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.916319][ T32] r7:ddde2d80 r6:83018200 r5:8507638c r4:85053800 [ 1326.916391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.916452][ T32] r10:61c88647 r9:85014800 r8:8505382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.916478][ T32] r4:85053800 [ 1326.916523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.916580][ T32] r10:00000000 r9:85053800 r8:80287e08 r7:e0741e60 r6:85053880 r5:85014800 [ 1326.916606][ T32] r4:00000001 [ 1326.916627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.916667][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) [ 1326.916717][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.916774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.916807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.916863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.916891][ T32] r4:85056680 [ 1326.917110][ T32] INFO: task kworker/1:243:3826 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.917157][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.917241][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.917304][ T32] Call trace: [ 1326.917380][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.917456][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.917508][ T32] r4:00000000 [ 1326.917556][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.917628][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.917663][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.917696][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.917724][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.917750][ T32] r5:800f0013 r4:80239bb0 [ 1326.917818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.917869][ T32] r4:82ac21e4 [ 1326.917891][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.917963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.917992][ T32] r4:e0235dc0 [ 1326.918034][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.918087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.918112][ T32] r4:00000000 [ 1326.918139][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.918192][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.918216][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.918286][ T32] r5:00001000 r4:dfc4f000 [ 1326.918339][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.918396][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.918445][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.918466][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.918519][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.918565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.918626][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.918652][ T32] r4:84bd5300 [ 1326.918696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.918777][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.918835][ T32] r4:00000001 [ 1326.918868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.918938][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.918997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.919056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.919091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.919156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.919188][ T32] r4:84bc1080 [ 1326.919234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.919375][ T32] INFO: task kworker/1:244:3827 blocked for more than 453 seconds. [ 1326.934995][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.935059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.935096][ T32] task:kworker/1:244 state:D stack:0 pid:3827 tgid:3827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.935167][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.935276][ T32] Call trace: [ 1326.935316][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.935424][ T32] r10:8291a684 r9:e074dd84 r8:00000002 r7:60000013 r6:e074dd8c r5:85015400 [ 1326.935462][ T32] r4:85015400 [ 1326.935486][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.935560][ T32] r5:85015400 r4:8291a680 [ 1326.935609][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.935665][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.935721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 [ 1326.935745][ T32] r4:00000000 [ 1326.935765][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.935806][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.935871][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.935926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850569c0 [ 1326.935961][ T32] r4:00000000 [ 1326.936007][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.936066][ T32] r9:83018205 r8:85015400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1326.936091][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.936149][ T32] r5:00001000 r4:e0761000 [ 1326.936172][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.936264][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.936318][ T32] r5:8507678c r4:85076400 [ 1326.936351][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.936418][ T32] r7:ddde2d80 r6:83018200 r5:8507678c r4:85053900 [ 1326.936451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.936532][ T32] r10:61c88647 r9:85015400 r8:8505392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.936567][ T32] r4:85053900 [ 1326.936590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.936665][ T32] r10:00000000 r9:85053900 r8:80287e08 r7:e0741e60 r6:85053980 r5:85015400 [ 1326.936722][ T32] r4:00000001 [ 1326.936775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.936825][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 1326.936857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.936921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.936979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.937039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.937066][ T32] r4:85056900 [ 1326.937489][ T32] INFO: task kworker/1:244:3827 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.937541][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.937632][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.937711][ T32] Call trace: [ 1326.937771][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.937831][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.937877][ T32] r4:00000000 [ 1326.937903][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.937950][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.938003][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.938040][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.938069][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.938117][ T32] r5:800f0013 r4:80239bb0 [ 1326.938149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.938218][ T32] r4:82ac21e4 [ 1326.938265][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.938341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.938381][ T32] r4:e0235dc0 [ 1326.938407][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.938458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.938483][ T32] r4:00000000 [ 1326.938536][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.938620][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.938717][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.938815][ T32] r5:00001000 r4:dfc4f000 [ 1326.938863][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.938915][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.938965][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.938986][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.939040][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.939074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.939142][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.939171][ T32] r4:84bd5300 [ 1326.939191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.939300][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.945724][ T32] r4:00000001 [ 1326.945764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.945822][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.945877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.945936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.945984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.946021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.946046][ T32] r4:84bc1080 [ 1326.946091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.946133][ T32] INFO: task kworker/1:245:3830 blocked for more than 453 seconds. [ 1326.946170][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.946196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.946225][ T32] task:kworker/1:245 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.946307][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.946379][ T32] Call trace: [ 1326.946440][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.946522][ T32] r10:8291a684 r9:e0779d84 r8:00000002 r7:60000013 r6:e0779d8c r5:85012400 [ 1326.946574][ T32] r4:85012400 [ 1326.946600][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.946650][ T32] r5:85012400 r4:8291a680 [ 1326.946696][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.946745][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.946796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 [ 1326.946820][ T32] r4:00000000 [ 1326.946862][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.946907][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.946972][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.947025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056e00 [ 1326.947050][ T32] r4:00000000 [ 1326.947109][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.947195][ T32] r9:83018205 r8:85012400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1326.947265][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.947319][ T32] r5:00001000 r4:e0775000 [ 1326.947391][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.947473][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.947550][ T32] r5:85076f8c r4:85076c00 [ 1326.947601][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.947660][ T32] r7:ddde2d80 r6:83018200 r5:85076f8c r4:85053a00 [ 1326.947683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.947783][ T32] r10:61c88647 r9:85012400 r8:85053a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.947827][ T32] r4:85053a00 [ 1326.947852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.947906][ T32] r10:00000000 r9:85053a00 r8:80287e08 r7:e0741e60 r6:85053a80 r5:85012400 [ 1326.947931][ T32] r4:00000001 [ 1326.947952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.947992][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 1326.948021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.948063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.948097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.948136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.948161][ T32] r4:85056a40 [ 1326.948505][ T32] INFO: task kworker/1:245:3830 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.948548][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.948683][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.948749][ T32] Call trace: [ 1326.948820][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.948928][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.949015][ T32] r4:00000000 [ 1326.949042][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.949135][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.949172][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.949205][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.957702][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.957790][ T32] r5:800f0013 r4:80239bb0 [ 1326.957822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.957925][ T32] r4:82ac21e4 [ 1326.957973][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.958053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.958083][ T32] r4:e0235dc0 [ 1326.958105][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.958206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.958235][ T32] r4:00000000 [ 1326.958258][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.958312][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.958403][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.958490][ T32] r5:00001000 r4:dfc4f000 [ 1326.958537][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.958614][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.958691][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.958719][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.958774][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.958797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.958871][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.958900][ T32] r4:84bd5300 [ 1326.958922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.958975][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.958999][ T32] r4:00000001 [ 1326.959019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.959060][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.959092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.959131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.959163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.959197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.959221][ T32] r4:84bc1080 [ 1326.959244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.963843][ T32] INFO: task kworker/1:246:3831 blocked for more than 453 seconds. [ 1326.963938][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.963973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.964036][ T32] task:kworker/1:246 state:D stack:0 pid:3831 tgid:3831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.964099][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.964217][ T32] Call trace: [ 1326.964276][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.964342][ T32] r10:8291a684 r9:e0765d84 r8:00000002 r7:60000013 r6:e0765d8c r5:85016000 [ 1326.964391][ T32] r4:85016000 [ 1326.964440][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.964554][ T32] r5:85016000 r4:8291a680 [ 1326.964597][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.964685][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.964741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0765e08 [ 1326.964767][ T32] r4:00000000 [ 1326.964788][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.964849][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.964917][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.964972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060040 [ 1326.965020][ T32] r4:00000000 [ 1326.965045][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.965099][ T32] r9:83018205 r8:85016000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1326.965149][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.965202][ T32] r5:00001000 r4:dfb13000 [ 1326.965225][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.965285][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.965382][ T32] r5:8507778c r4:85077400 [ 1326.965437][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.965502][ T32] r7:ddde2d80 r6:83018200 r5:8507778c r4:85053b00 [ 1326.965526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.965580][ T32] r10:61c88647 r9:85016000 r8:85053b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.965604][ T32] r4:85053b00 [ 1326.965625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.965705][ T32] r10:00000000 r9:85053b00 r8:80287e08 r7:e0779e60 r6:85053b80 r5:85016000 [ 1326.965755][ T32] r4:00000001 [ 1326.965803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.965852][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 1326.965883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.965935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.965970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.966026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.966077][ T32] r4:85056c80 [ 1326.966436][ T32] INFO: task kworker/1:246:3831 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.966481][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.966574][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.966649][ T32] Call trace: [ 1326.966686][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.966744][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.966769][ T32] r4:00000000 [ 1326.966790][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.966835][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.966866][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.966920][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.966954][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.966981][ T32] r5:800f0013 r4:80239bb0 [ 1326.967003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.967049][ T32] r4:82ac21e4 [ 1326.967110][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.967226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.967272][ T32] r4:e0235dc0 [ 1326.967296][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.967399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.967494][ T32] r4:00000000 [ 1326.967555][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.967620][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.967645][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.967694][ T32] r5:00001000 r4:dfc4f000 [ 1326.967717][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.967763][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.967816][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.967840][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.967895][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.967942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.968002][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.968027][ T32] r4:84bd5300 [ 1326.968047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.968124][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.968188][ T32] r4:00000001 [ 1326.968241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.968287][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.968318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.968349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.968382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.968437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.968467][ T32] r4:84bc1080 [ 1326.968491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.968519][ T32] INFO: task kworker/1:247:3834 blocked for more than 453 seconds. [ 1326.968553][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.968582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.968607][ T32] task:kworker/1:247 state:D stack:0 pid:3834 tgid:3834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.968712][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.968784][ T32] Call trace: [ 1326.968817][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.968894][ T32] r10:8291a684 r9:e059dd84 r8:00000002 r7:60000013 r6:e059dd8c r5:85009800 [ 1326.968924][ T32] r4:85009800 [ 1326.968991][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.969045][ T32] r5:85009800 r4:8291a680 [ 1326.969067][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.969147][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.969206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 [ 1326.969253][ T32] r4:00000000 [ 1326.977811][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.977931][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.977980][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.978031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85045f00 [ 1326.978087][ T32] r4:00000000 [ 1326.978157][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.978219][ T32] r9:83018205 r8:85009800 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1326.978268][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.978435][ T32] r5:00001000 r4:df95f000 [ 1326.978466][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.978558][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.978634][ T32] r5:8507738c r4:85077000 [ 1326.978660][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.978736][ T32] r7:ddde2d80 r6:83018200 r5:8507738c r4:85053c00 [ 1326.978764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.978822][ T32] r10:61c88647 r9:85009800 r8:85053c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.978911][ T32] r4:85053c00 [ 1326.978938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.978992][ T32] r10:00000000 r9:85053c00 r8:80287e08 r7:e0765e60 r6:85053c80 r5:85009800 [ 1326.979016][ T32] r4:00000001 [ 1326.979072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.979118][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 1326.979156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.979217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.983859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.983953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.983986][ T32] r4:85056ec0 [ 1326.984408][ T32] INFO: task kworker/1:247:3834 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.984468][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.984544][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.984650][ T32] Call trace: [ 1326.984711][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.984780][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1326.984807][ T32] r4:00000000 [ 1326.984874][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.984925][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1326.984958][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1326.984991][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1326.985041][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.985096][ T32] r5:800f0013 r4:80239bb0 [ 1326.985122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.985171][ T32] r4:82ac21e4 [ 1326.985223][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.985304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1326.985330][ T32] r4:e0235dc0 [ 1326.985377][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.985432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1326.985500][ T32] r4:00000000 [ 1326.985526][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.985582][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.985605][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.985676][ T32] r5:00001000 r4:dfc4f000 [ 1326.985702][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.985747][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.985795][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.985880][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.986001][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1326.986052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.986112][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.986137][ T32] r4:84bd5300 [ 1326.986191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.986283][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1326.986328][ T32] r4:00000001 [ 1326.986355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.986406][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1326.986439][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.986472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.986501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.986544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.986614][ T32] r4:84bc1080 [ 1326.986644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.986699][ T32] INFO: task kworker/1:248:3837 blocked for more than 453 seconds. [ 1326.986739][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1326.986766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.986790][ T32] task:kworker/1:248 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.986842][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.986886][ T32] Call trace: [ 1326.986917][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1326.986973][ T32] r10:8291a684 r9:e05a1d84 r8:00000002 r7:60000013 r6:e05a1d8c r5:850b0000 [ 1326.987024][ T32] r4:850b0000 [ 1326.987050][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1326.987159][ T32] r5:850b0000 r4:8291a680 [ 1326.987229][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.987279][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.987385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a1e08 [ 1326.987457][ T32] r4:00000000 [ 1326.987523][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1326.987568][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.987608][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1326.987655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060400 [ 1326.987702][ T32] r4:00000000 [ 1326.987737][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.987815][ T32] r9:83018205 r8:850b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1326.987844][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.987892][ T32] r5:00001000 r4:dfb99000 [ 1326.987935][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1326.988047][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.988110][ T32] r5:85077b8c r4:85077800 [ 1326.988157][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.988241][ T32] r7:ddde2d80 r6:83018200 r5:85077b8c r4:85053d00 [ 1326.988267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.988328][ T32] r10:61c88647 r9:850b0000 r8:85053d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.988355][ T32] r4:85053d00 [ 1326.988380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.988452][ T32] r10:00000000 r9:85053d00 r8:80287e08 r7:e0765e60 r6:85053d80 r5:850b0000 [ 1326.988481][ T32] r4:00000001 [ 1326.988502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.988541][ T32] Exception stack(0xe05a1fb0 to 0xe05a1ff8) [ 1326.988574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.988629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.988663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.988710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.988744][ T32] r4:85060100 [ 1326.988962][ T32] INFO: task kworker/1:248:3837 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1326.989003][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.989226][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.999854][ T32] Call trace: [ 1326.999915][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.000032][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.000088][ T32] r4:00000000 [ 1327.000116][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.000186][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.000225][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.000259][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.000288][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.000383][ T32] r5:800f0013 r4:80239bb0 [ 1327.000415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.000488][ T32] r4:82ac21e4 [ 1327.000516][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.000579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.000606][ T32] r4:e0235dc0 [ 1327.000645][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.000721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.000767][ T32] r4:00000000 [ 1327.000793][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.000869][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.000897][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.000992][ T32] r5:00001000 r4:dfc4f000 [ 1327.001054][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.001105][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.001168][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.001215][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.001301][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.001329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.001391][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.001500][ T32] r4:84bd5300 [ 1327.001539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.001620][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.001649][ T32] r4:00000001 [ 1327.001671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.001735][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.001791][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.001850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.001884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.001918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.001943][ T32] r4:84bc1080 [ 1327.001966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.002041][ T32] INFO: task kworker/1:249:3839 blocked for more than 453 seconds. [ 1327.002143][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.002174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.002200][ T32] task:kworker/1:249 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.002255][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.002339][ T32] Call trace: [ 1327.002417][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.002501][ T32] r10:8291a684 r9:e05a5d84 r8:00000002 r7:60000113 r6:e05a5d8c r5:850b1800 [ 1327.002530][ T32] r4:850b1800 [ 1327.002552][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.002602][ T32] r5:850b1800 r4:8291a680 [ 1327.002623][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.002665][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.002736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 [ 1327.002791][ T32] r4:00000000 [ 1327.002815][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.002857][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.002896][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.002943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060600 [ 1327.002967][ T32] r4:00000000 [ 1327.002987][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.003037][ T32] r9:83018205 r8:850b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1327.003060][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.003128][ T32] r5:00001000 r4:dfbd1000 [ 1327.003154][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.003207][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.003276][ T32] r5:85077f8c r4:85077c00 [ 1327.003301][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.003424][ T32] r7:ddde2d80 r6:83018200 r5:85077f8c r4:85053e00 [ 1327.003476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.003536][ T32] r10:61c88647 r9:850b1800 r8:85053e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.003582][ T32] r4:85053e00 [ 1327.003607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.003681][ T32] r10:00000000 r9:85053e00 r8:80287e08 r7:e05a1e60 r6:85053e80 r5:850b1800 [ 1327.003732][ T32] r4:00000001 [ 1327.003756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.003818][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1327.003854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.003886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.003916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.003972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.004001][ T32] r4:85060280 [ 1327.004341][ T32] INFO: task kworker/1:249:3839 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.004416][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.004538][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.004602][ T32] Call trace: [ 1327.004634][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.004714][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.004790][ T32] r4:00000000 [ 1327.004831][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.004903][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.004941][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.004974][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.005013][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.005057][ T32] r5:800f0013 r4:80239bb0 [ 1327.005082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.005150][ T32] r4:82ac21e4 [ 1327.005177][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.005253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.005312][ T32] r4:e0235dc0 [ 1327.005359][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.005417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.005442][ T32] r4:00000000 [ 1327.005465][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.005517][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.005562][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.005615][ T32] r5:00001000 r4:dfc4f000 [ 1327.005637][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.005680][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.005727][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.005760][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.005824][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.005868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.005927][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.005953][ T32] r4:84bd5300 [ 1327.005974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.006026][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.006061][ T32] r4:00000001 [ 1327.006108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.006177][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.006210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.006242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.006272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.006304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.006349][ T32] r4:84bc1080 [ 1327.006409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.006449][ T32] INFO: task kworker/1:250:3841 blocked for more than 453 seconds. [ 1327.006481][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.006507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.006532][ T32] task:kworker/1:250 state:D stack:0 pid:3841 tgid:3841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.006605][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.006761][ T32] Call trace: [ 1327.006823][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.006901][ T32] r10:8291a684 r9:e05add84 r8:00000002 r7:60000113 r6:e05add8c r5:850b0c00 [ 1327.006953][ T32] r4:850b0c00 [ 1327.006978][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.007028][ T32] r5:850b0c00 r4:8291a680 [ 1327.007050][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.007138][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.007193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ade08 [ 1327.007218][ T32] r4:00000000 [ 1327.007239][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.007277][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.007385][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.007481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060840 [ 1327.007512][ T32] r4:00000000 [ 1327.007535][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.007589][ T32] r9:83018205 r8:850b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.007612][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.007682][ T32] r5:00001000 r4:dfc9f000 [ 1327.007729][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.007778][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.007825][ T32] r5:8508078c r4:85080400 [ 1327.007846][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.007896][ T32] r7:ddde2d80 r6:83018200 r5:8508078c r4:85053f00 [ 1327.007939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.008017][ T32] r10:61c88647 r9:850b0c00 r8:85053f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.008057][ T32] r4:85053f00 [ 1327.008078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.008132][ T32] r10:00000000 r9:85053f00 r8:80287e08 r7:e05a5e60 r6:85053f80 r5:850b0c00 [ 1327.008157][ T32] r4:00000001 [ 1327.008177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.008216][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1327.008267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.008303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.008334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.008380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.008409][ T32] r4:850600c0 [ 1327.008631][ T32] INFO: task kworker/1:250:3841 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.008705][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.008830][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.008896][ T32] Call trace: [ 1327.008951][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.009015][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.009062][ T32] r4:00000000 [ 1327.009108][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.009203][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.009238][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.009339][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.027026][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.027109][ T32] r5:800f0013 r4:80239bb0 [ 1327.027139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.027201][ T32] r4:82ac21e4 [ 1327.027223][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.027300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.027376][ T32] r4:e0235dc0 [ 1327.027410][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.027470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.027495][ T32] r4:00000000 [ 1327.027526][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.027586][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.027611][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.027661][ T32] r5:00001000 r4:dfc4f000 [ 1327.027683][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.027736][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.027839][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.027867][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.027922][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.027969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.028027][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.028072][ T32] r4:84bd5300 [ 1327.028098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.028173][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.028218][ T32] r4:00000001 [ 1327.028286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.028380][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.028416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.028448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.028510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.028572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.028600][ T32] r4:84bc1080 [ 1327.028625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.028667][ T32] INFO: task kworker/1:251:3842 blocked for more than 453 seconds. [ 1327.028702][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.028728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.028753][ T32] task:kworker/1:251 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.028857][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.028955][ T32] Call trace: [ 1327.028993][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.029053][ T32] r10:8291a684 r9:e05c1d84 r8:00000002 r7:60000113 r6:e05c1d8c r5:850b3c00 [ 1327.029079][ T32] r4:850b3c00 [ 1327.029099][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.029170][ T32] r5:850b3c00 r4:8291a680 [ 1327.029195][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.037985][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.038066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c1e08 [ 1327.038093][ T32] r4:00000000 [ 1327.038130][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.038175][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.038239][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.038300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060c00 [ 1327.038326][ T32] r4:00000000 [ 1327.038347][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.038407][ T32] r9:83018205 r8:850b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1327.038431][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.038482][ T32] r5:00001000 r4:dfc65000 [ 1327.038525][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.038600][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.038674][ T32] r5:8508038c r4:85080000 [ 1327.038721][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.038800][ T32] r7:ddde2d80 r6:83018200 r5:8508038c r4:8505a000 [ 1327.038887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.038951][ T32] r10:61c88647 r9:850b3c00 r8:8505a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.038998][ T32] r4:8505a000 [ 1327.039069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.039150][ T32] r10:00000000 r9:8505a000 r8:80287e08 r7:e05ade60 r6:8505a080 r5:850b3c00 [ 1327.039199][ T32] r4:00000001 [ 1327.043478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.043577][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1327.043658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.043698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.043751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.043791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.043818][ T32] r4:85060700 [ 1327.044206][ T32] INFO: task kworker/1:251:3842 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.044274][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.044391][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.044449][ T32] Call trace: [ 1327.044534][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.044600][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.044648][ T32] r4:00000000 [ 1327.044675][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.044721][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.044753][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.044785][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.044814][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.044842][ T32] r5:800f0013 r4:80239bb0 [ 1327.044863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.044931][ T32] r4:82ac21e4 [ 1327.044979][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.045058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.045097][ T32] r4:e0235dc0 [ 1327.045122][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.045195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.045224][ T32] r4:00000000 [ 1327.045269][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.045376][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.045452][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.045532][ T32] r5:00001000 r4:dfc4f000 [ 1327.045581][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.045632][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.045821][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.045858][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.045916][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.045940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.046073][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.046104][ T32] r4:84bd5300 [ 1327.046126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.046180][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.046237][ T32] r4:00000001 [ 1327.046265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.046351][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.046396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.046452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.046486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.046520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.046566][ T32] r4:84bc1080 [ 1327.046594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.046635][ T32] INFO: task kworker/0:116:3844 blocked for more than 453 seconds. [ 1327.046718][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.046772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.046801][ T32] task:kworker/0:116 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.047028][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.047117][ T32] Call trace: [ 1327.047180][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.047238][ T32] r10:8291a684 r9:e0799d84 r8:00000002 r7:60000113 r6:e0799d8c r5:850b4800 [ 1327.047264][ T32] r4:850b4800 [ 1327.047306][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.047379][ T32] r5:850b4800 r4:8291a680 [ 1327.047402][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.047447][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.047497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0799e08 [ 1327.047523][ T32] r4:00000000 [ 1327.047545][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.047584][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.047622][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.047669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131a40 [ 1327.047717][ T32] r4:00000000 [ 1327.047743][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.047860][ T32] r9:83018005 r8:850b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1327.047888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.047958][ T32] r5:00001000 r4:dfa4b000 [ 1327.047983][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.048080][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.048134][ T32] r5:850acf8c r4:850acc00 [ 1327.048156][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.048239][ T32] r7:dddced80 r6:83018000 r5:850acf8c r4:85044b80 [ 1327.048285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.048343][ T32] r10:61c88647 r9:850b4800 r8:85044bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.048369][ T32] r4:85044b80 [ 1327.048396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.048448][ T32] r10:00000000 r9:85044b80 r8:80287e08 r7:e0601e60 r6:8505a100 r5:850b4800 [ 1327.048473][ T32] r4:00000001 [ 1327.048493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.048531][ T32] Exception stack(0xe0799fb0 to 0xe0799ff8) [ 1327.048586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.048625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.048655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.048688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.048740][ T32] r4:85059600 [ 1327.048975][ T32] INFO: task kworker/0:116:3844 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.049017][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.049158][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.049298][ T32] Call trace: [ 1327.057696][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.057796][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.057834][ T32] r4:00000000 [ 1327.057858][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.057906][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.057941][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.057995][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.058028][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.058056][ T32] r5:800f0013 r4:80239bb0 [ 1327.058098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.058151][ T32] r4:82ac21e4 [ 1327.058211][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.058267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.058314][ T32] r4:e0235dc0 [ 1327.058340][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.058409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.058449][ T32] r4:00000000 [ 1327.058507][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.058573][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.058598][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.058648][ T32] r5:00001000 r4:dfc4f000 [ 1327.058670][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.058714][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.058779][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.058826][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.058885][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.058908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.058963][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.058988][ T32] r4:84bd5300 [ 1327.059030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.059089][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.059141][ T32] r4:00000001 [ 1327.059175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.059243][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.063926][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.064015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.064154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.064216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.064247][ T32] r4:84bc1080 [ 1327.064273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.064327][ T32] INFO: task kworker/0:117:3846 blocked for more than 453 seconds. [ 1327.064367][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.064456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.064488][ T32] task:kworker/0:117 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.064606][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.064685][ T32] Call trace: [ 1327.064766][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.064832][ T32] r10:8291a684 r9:e079dd84 r8:00000002 r7:60000113 r6:e079dd8c r5:850b3000 [ 1327.064879][ T32] r4:850b3000 [ 1327.064922][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.065017][ T32] r5:850b3000 r4:8291a680 [ 1327.065042][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.065088][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.065137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e079de08 [ 1327.065162][ T32] r4:00000000 [ 1327.065183][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.065222][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.065264][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.065313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131940 [ 1327.065384][ T32] r4:00000000 [ 1327.065412][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.065467][ T32] r9:83018005 r8:850b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1327.065492][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.065540][ T32] r5:00001000 r4:df9e9000 [ 1327.065561][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.065627][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.065700][ T32] r5:850acb8c r4:850ac800 [ 1327.065752][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.065812][ T32] r7:dddced80 r6:83018000 r5:850acb8c r4:85044c00 [ 1327.065846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.065913][ T32] r10:61c88647 r9:850b3000 r8:85044c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.065942][ T32] r4:85044c00 [ 1327.065982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.066041][ T32] r10:00000000 r9:85044c00 r8:80287e08 r7:e0799e60 r6:8505a180 r5:850b3000 [ 1327.066066][ T32] r4:00000001 [ 1327.066086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.066148][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) [ 1327.066183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.066215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.066276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.066316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.066362][ T32] r4:85059600 [ 1327.066753][ T32] INFO: task kworker/0:117:3846 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.066804][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.066897][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.066949][ T32] Call trace: [ 1327.066981][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.067061][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.067117][ T32] r4:00000000 [ 1327.067152][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.067201][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.067233][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.067267][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.067317][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.067390][ T32] r5:800f0013 r4:80239bb0 [ 1327.067414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.067463][ T32] r4:82ac21e4 [ 1327.067486][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.067558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.067587][ T32] r4:e0235dc0 [ 1327.067609][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.067657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.067713][ T32] r4:00000000 [ 1327.067759][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.067818][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.067852][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.067904][ T32] r5:00001000 r4:dfc4f000 [ 1327.067945][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.067996][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.068055][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.068103][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.068162][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.068186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.068282][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.068323][ T32] r4:84bd5300 [ 1327.068347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.068408][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.068433][ T32] r4:00000001 [ 1327.068454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.068494][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.068546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.068585][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.068615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.068648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.068671][ T32] r4:84bc1080 [ 1327.068702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.068735][ T32] INFO: task kworker/1:252:3848 blocked for more than 453 seconds. [ 1327.068767][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.068802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.068830][ T32] task:kworker/1:252 state:D stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.068921][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.068966][ T32] Call trace: [ 1327.069043][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.069124][ T32] r10:8291a684 r9:e07a1d84 r8:00000002 r7:60000113 r6:e07a1d8c r5:850b2400 [ 1327.069156][ T32] r4:850b2400 [ 1327.069178][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.079702][ T32] r5:850b2400 r4:8291a680 [ 1327.079764][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.079829][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.079906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a1e08 [ 1327.079961][ T32] r4:00000000 [ 1327.079988][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.080030][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.080096][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.080156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060e80 [ 1327.080202][ T32] r4:00000000 [ 1327.080263][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.080343][ T32] r9:83018205 r8:850b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1327.080378][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.080433][ T32] r5:00001000 r4:dfccf000 [ 1327.080456][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.080501][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.080548][ T32] r5:85080b8c r4:85080800 [ 1327.080592][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.080662][ T32] r7:ddde2d80 r6:83018200 r5:85080b8c r4:8505a200 [ 1327.080689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.080745][ T32] r10:61c88647 r9:850b2400 r8:8505a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.080770][ T32] r4:8505a200 [ 1327.080790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.080843][ T32] r10:00000000 r9:8505a200 r8:80287e08 r7:e05ade60 r6:8505a280 r5:850b2400 [ 1327.080867][ T32] r4:00000001 [ 1327.080910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.080991][ T32] Exception stack(0xe07a1fb0 to 0xe07a1ff8) [ 1327.081027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.081081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.081115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.081151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.081176][ T32] r4:85060840 [ 1327.081537][ T32] INFO: task kworker/1:252:3848 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.081603][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.081745][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.081851][ T32] Call trace: [ 1327.081911][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.081974][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.082023][ T32] r4:00000000 [ 1327.082076][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.082126][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.082180][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.082218][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.082248][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.082276][ T32] r5:800f0013 r4:80239bb0 [ 1327.082298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.082357][ T32] r4:82ac21e4 [ 1327.082410][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.082465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.082513][ T32] r4:e0235dc0 [ 1327.082538][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.082588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.082612][ T32] r4:00000000 [ 1327.082655][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.082713][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.082758][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.082813][ T32] r5:00001000 r4:dfc4f000 [ 1327.082862][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.082910][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.082959][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.082980][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.083086][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.083153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.083213][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.083239][ T32] r4:84bd5300 [ 1327.083260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.083313][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.083355][ T32] r4:00000001 [ 1327.083394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.083466][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.083500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.083531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.083561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.083593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.083618][ T32] r4:84bc1080 [ 1327.083640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.083671][ T32] INFO: task kworker/1:253:3851 blocked for more than 453 seconds. [ 1327.083722][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.083753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.083820][ T32] task:kworker/1:253 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.083875][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.083940][ T32] Call trace: [ 1327.083999][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.084055][ T32] r10:8291a684 r9:e07a5d84 r8:00000002 r7:60000013 r6:e07a5d8c r5:850bd400 [ 1327.084080][ T32] r4:850bd400 [ 1327.084100][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.084147][ T32] r5:850bd400 r4:8291a680 [ 1327.084197][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.084246][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.084297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 [ 1327.084343][ T32] r4:00000000 [ 1327.084381][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.084426][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.084476][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.084528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85060fc0 [ 1327.084552][ T32] r4:00000000 [ 1327.084595][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.084652][ T32] r9:83018205 r8:850bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1327.084697][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.084749][ T32] r5:00001000 r4:dfcf7000 [ 1327.084772][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.084838][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.084900][ T32] r5:85080f8c r4:85080c00 [ 1327.084925][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.084979][ T32] r7:ddde2d80 r6:83018200 r5:85080f8c r4:8505a300 [ 1327.085001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.085053][ T32] r10:61c88647 r9:850bd400 r8:8505a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.085077][ T32] r4:8505a300 [ 1327.085097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.085147][ T32] r10:00000000 r9:8505a300 r8:80287e08 r7:e07a1e60 r6:85044c80 r5:850bd400 [ 1327.085191][ T32] r4:00000001 [ 1327.085216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.085258][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1327.085287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.085319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.085348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.085385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.085410][ T32] r4:85060880 [ 1327.085674][ T32] INFO: task kworker/1:253:3851 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.085740][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.085825][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.085875][ T32] Call trace: [ 1327.085931][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.085990][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.086037][ T32] r4:00000000 [ 1327.086082][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.086132][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.086164][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.086196][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.086224][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.086250][ T32] r5:800f0013 r4:80239bb0 [ 1327.086280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.086352][ T32] r4:82ac21e4 [ 1327.086399][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.086475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.086563][ T32] r4:e0235dc0 [ 1327.086610][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.086663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.086688][ T32] r4:00000000 [ 1327.086709][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.086760][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.086817][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.086892][ T32] r5:00001000 r4:dfc4f000 [ 1327.086939][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.086986][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.087054][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.087095][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.087152][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.087175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.087230][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.087254][ T32] r4:84bd5300 [ 1327.087331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.087424][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.087479][ T32] r4:00000001 [ 1327.087505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.087548][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.087578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.087609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.087639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.087672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.087722][ T32] r4:84bc1080 [ 1327.087794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.087830][ T32] INFO: task kworker/1:254:3853 blocked for more than 453 seconds. [ 1327.087864][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.087890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.087916][ T32] task:kworker/1:254 state:D stack:0 pid:3853 tgid:3853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.087992][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.088035][ T32] Call trace: [ 1327.088067][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.088122][ T32] r10:8291a684 r9:e07add84 r8:00000002 r7:60000113 r6:e07add8c r5:845f0000 [ 1327.088170][ T32] r4:845f0000 [ 1327.088195][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.088244][ T32] r5:845f0000 r4:8291a680 [ 1327.088331][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.088384][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.088435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 [ 1327.088460][ T32] r4:00000000 [ 1327.088504][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.088572][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.088666][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.088721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85039f80 [ 1327.088746][ T32] r4:00000000 [ 1327.088789][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.088888][ T32] r9:83018205 r8:845f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1327.088937][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.089001][ T32] r5:00001000 r4:dfdd1000 [ 1327.089040][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.089087][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.089181][ T32] r5:8508178c r4:85081400 [ 1327.089208][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.107293][ T32] r7:ddde2d80 r6:83018200 r5:8508178c r4:8505a380 [ 1327.107362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.107447][ T32] r10:61c88647 r9:845f0000 r8:8505a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.107475][ T32] r4:8505a380 [ 1327.107497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.107575][ T32] r10:00000000 r9:8505a380 r8:80287e08 r7:e07a5e60 r6:85044d00 r5:845f0000 [ 1327.107604][ T32] r4:00000001 [ 1327.107647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.107746][ T32] Exception stack(0xe07adfb0 to 0xe07adff8) [ 1327.107784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.107837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.107892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.107949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.108041][ T32] r4:85060dc0 [ 1327.108438][ T32] INFO: task kworker/1:254:3853 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.108528][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.108695][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.108762][ T32] Call trace: [ 1327.108822][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.108888][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.108914][ T32] r4:00000000 [ 1327.108935][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.108979][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.109011][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.109042][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.109091][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.109123][ T32] r5:800f0013 r4:80239bb0 [ 1327.109146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.109193][ T32] r4:82ac21e4 [ 1327.109224][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.113409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.113475][ T32] r4:e0235dc0 [ 1327.113520][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.113587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.113634][ T32] r4:00000000 [ 1327.113683][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.113743][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.113767][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.113818][ T32] r5:00001000 r4:dfc4f000 [ 1327.113848][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.113897][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.113944][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.113988][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.114047][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.114070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.114197][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.114238][ T32] r4:84bd5300 [ 1327.114262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.114320][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.114387][ T32] r4:00000001 [ 1327.114416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.114461][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.114493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.114539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.114572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.114633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.114660][ T32] r4:84bc1080 [ 1327.114685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.114718][ T32] INFO: task kworker/1:255:3854 blocked for more than 453 seconds. [ 1327.114775][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.114826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.114857][ T32] task:kworker/1:255 state:D stack:0 pid:3854 tgid:3854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.114913][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.114958][ T32] Call trace: [ 1327.114990][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.115069][ T32] r10:8291a684 r9:e07b1d84 r8:00000002 r7:60000113 r6:e07b1d8c r5:845f0c00 [ 1327.115203][ T32] r4:845f0c00 [ 1327.115283][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.115409][ T32] r5:845f0c00 r4:8291a680 [ 1327.115461][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.115535][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.115612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1327.115685][ T32] r4:00000000 [ 1327.115712][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.115764][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.115808][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.115865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056d00 [ 1327.115890][ T32] r4:00000000 [ 1327.115910][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.115962][ T32] r9:83018205 r8:845f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.115984][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.116041][ T32] r5:00001000 r4:dfd9f000 [ 1327.116063][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.116108][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.116177][ T32] r5:8508138c r4:85081000 [ 1327.116203][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.116346][ T32] r7:ddde2d80 r6:83018200 r5:8508138c r4:8505a400 [ 1327.116413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.116475][ T32] r10:61c88647 r9:845f0c00 r8:8505a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.116521][ T32] r4:8505a400 [ 1327.116546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.116600][ T32] r10:00000000 r9:8505a400 r8:80287e08 r7:e07ade60 r6:85044d80 r5:845f0c00 [ 1327.116645][ T32] r4:00000001 [ 1327.116669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.116710][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1327.116750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.116831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.116886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.116931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.116959][ T32] r4:85056e80 [ 1327.117347][ T32] INFO: task kworker/1:255:3854 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.117398][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.117520][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.117604][ T32] Call trace: [ 1327.117637][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.117695][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.117720][ T32] r4:00000000 [ 1327.117779][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.117850][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.117907][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.117944][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.117973][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.118000][ T32] r5:800f0013 r4:80239bb0 [ 1327.118021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.118077][ T32] r4:82ac21e4 [ 1327.118102][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.118205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.118234][ T32] r4:e0235dc0 [ 1327.118257][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.118306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.118331][ T32] r4:00000000 [ 1327.118377][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.118440][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.118464][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.118512][ T32] r5:00001000 r4:dfc4f000 [ 1327.118533][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.118580][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.118628][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.118670][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.118728][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.118752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.118806][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.118829][ T32] r4:84bd5300 [ 1327.118870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.118932][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.118980][ T32] r4:00000001 [ 1327.119034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.119079][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.119120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.119184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.119240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.134597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.134660][ T32] r4:84bc1080 [ 1327.134690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.134734][ T32] INFO: task kworker/1:256:3856 blocked for more than 453 seconds. [ 1327.134800][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.134831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.134890][ T32] task:kworker/1:256 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.134954][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.135059][ T32] Call trace: [ 1327.135119][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.135182][ T32] r10:8291a684 r9:e07b9d84 r8:00000002 r7:60000113 r6:e07b9d8c r5:845f2400 [ 1327.135207][ T32] r4:845f2400 [ 1327.135251][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.135307][ T32] r5:845f2400 r4:8291a680 [ 1327.135432][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.135509][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.135565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b9e08 [ 1327.135611][ T32] r4:00000000 [ 1327.135636][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.135703][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.135751][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.135823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062800 [ 1327.135851][ T32] r4:00000000 [ 1327.135896][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.135954][ T32] r9:83018205 r8:845f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.136000][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.136076][ T32] r5:00001000 r4:e0125000 [ 1327.136103][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.136170][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.136244][ T32] r5:85082f8c r4:85082c00 [ 1327.136271][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.136347][ T32] r7:ddde2d80 r6:83018200 r5:85082f8c r4:8505a480 [ 1327.136387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.136484][ T32] r10:61c88647 r9:845f2400 r8:8505a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.136513][ T32] r4:8505a480 [ 1327.136579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.136659][ T32] r10:00000000 r9:8505a480 r8:80287e08 r7:e07ade60 r6:85044e00 r5:845f2400 [ 1327.136712][ T32] r4:00000001 [ 1327.136757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.136826][ T32] Exception stack(0xe07b9fb0 to 0xe07b9ff8) [ 1327.136883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.136931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.136984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.137044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.137075][ T32] r4:85060f40 [ 1327.137431][ T32] INFO: task kworker/1:256:3856 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.137474][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.137699][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.137772][ T32] Call trace: [ 1327.137859][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.137921][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.137947][ T32] r4:00000000 [ 1327.137968][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.138011][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.138043][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.138075][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.138103][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.138128][ T32] r5:800f0013 r4:80239bb0 [ 1327.138149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.138218][ T32] r4:82ac21e4 [ 1327.138245][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.138297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.138342][ T32] r4:e0235dc0 [ 1327.138396][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.138494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.138537][ T32] r4:00000000 [ 1327.138568][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.138627][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.138651][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.138699][ T32] r5:00001000 r4:dfc4f000 [ 1327.138732][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.138801][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.138855][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.138877][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.138929][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.138952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.139005][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.139030][ T32] r4:84bd5300 [ 1327.139073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.139130][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.139154][ T32] r4:00000001 [ 1327.139184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.146249][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.146420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.146487][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.146567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.146609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.146659][ T32] r4:84bc1080 [ 1327.146711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.146749][ T32] INFO: task kworker/1:257:3858 blocked for more than 453 seconds. [ 1327.146786][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.146857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.146910][ T32] task:kworker/1:257 state:D stack:0 pid:3858 tgid:3858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.146973][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.147098][ T32] Call trace: [ 1327.147178][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.147247][ T32] r10:8291a684 r9:e07c1d84 r8:00000002 r7:60000113 r6:e07c1d8c r5:845f1800 [ 1327.147274][ T32] r4:845f1800 [ 1327.147295][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.147393][ T32] r5:845f1800 r4:8291a680 [ 1327.147439][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.147490][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.147545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 [ 1327.147571][ T32] r4:00000000 [ 1327.147592][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.147671][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.147791][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.147879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062040 [ 1327.147909][ T32] r4:00000000 [ 1327.147932][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.148015][ T32] r9:83018205 r8:845f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1327.148044][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.148092][ T32] r5:00001000 r4:dff2d000 [ 1327.148124][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.148202][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.148275][ T32] r5:85081b8c r4:85081800 [ 1327.148302][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.148383][ T32] r7:ddde2d80 r6:83018200 r5:85081b8c r4:8505a500 [ 1327.148444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.148513][ T32] r10:61c88647 r9:845f1800 r8:8505a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.148553][ T32] r4:8505a500 [ 1327.148598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.148689][ T32] r10:00000000 r9:8505a500 r8:80287e08 r7:e07b9e60 r6:85044e80 r5:845f1800 [ 1327.148716][ T32] r4:00000001 [ 1327.148738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.148780][ T32] Exception stack(0xe07c1fb0 to 0xe07c1ff8) [ 1327.148834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.148877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.148907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.148966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.148996][ T32] r4:850398c0 [ 1327.155879][ T32] INFO: task kworker/1:257:3858 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.155988][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.156102][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.156170][ T32] Call trace: [ 1327.156235][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.156300][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.156326][ T32] r4:00000000 [ 1327.156347][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.156393][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.156447][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.156486][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.156537][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.156567][ T32] r5:800f0013 r4:80239bb0 [ 1327.156590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.156638][ T32] r4:82ac21e4 [ 1327.156660][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.156708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.156746][ T32] r4:e0235dc0 [ 1327.156793][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.156910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.156939][ T32] r4:00000000 [ 1327.156961][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.157080][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.157108][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.157186][ T32] r5:00001000 r4:dfc4f000 [ 1327.157212][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.157279][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.157337][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.157361][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.157455][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.157505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.157586][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.157615][ T32] r4:84bd5300 [ 1327.157660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.157718][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.157743][ T32] r4:00000001 [ 1327.157764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.157871][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.157940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.158001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.158035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.158069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.158115][ T32] r4:84bc1080 [ 1327.158149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.158183][ T32] INFO: task kworker/1:258:3860 blocked for more than 453 seconds. [ 1327.158219][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.158245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.158282][ T32] task:kworker/1:258 state:D stack:0 pid:3860 tgid:3860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.158365][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.158436][ T32] Call trace: [ 1327.158480][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.158560][ T32] r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:845f3000 [ 1327.158605][ T32] r4:845f3000 [ 1327.158635][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.158685][ T32] r5:845f3000 r4:8291a680 [ 1327.158728][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.158776][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.158827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 [ 1327.158851][ T32] r4:00000000 [ 1327.158893][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.158937][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.158976][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.159024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850622c0 [ 1327.159112][ T32] r4:00000000 [ 1327.159164][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.159275][ T32] r9:83018205 r8:845f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1327.165416][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.165496][ T32] r5:00001000 r4:dff81000 [ 1327.165521][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.165608][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.165684][ T32] r5:85081f8c r4:85081c00 [ 1327.165711][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.165767][ T32] r7:ddde2d80 r6:83018200 r5:85081f8c r4:8505a580 [ 1327.165789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.165866][ T32] r10:61c88647 r9:845f3000 r8:8505a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.165896][ T32] r4:8505a580 [ 1327.165918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.165972][ T32] r10:00000000 r9:8505a580 r8:80287e08 r7:e07b9e60 r6:85044f00 r5:845f3000 [ 1327.166018][ T32] r4:00000001 [ 1327.166065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.166112][ T32] Exception stack(0xe07c9fb0 to 0xe07c9ff8) [ 1327.166152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.166208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.166242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.166277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.166301][ T32] r4:85062080 [ 1327.166674][ T32] INFO: task kworker/1:258:3860 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.166738][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.166832][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.166887][ T32] Call trace: [ 1327.166920][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.166979][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.167005][ T32] r4:00000000 [ 1327.167048][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.167128][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.167186][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.167223][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.167275][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.167306][ T32] r5:800f0013 r4:80239bb0 [ 1327.167426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.167483][ T32] r4:82ac21e4 [ 1327.167516][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.167572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.167597][ T32] r4:e0235dc0 [ 1327.167642][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.167696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.167721][ T32] r4:00000000 [ 1327.167742][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.167816][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.167845][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.167935][ T32] r5:00001000 r4:dfc4f000 [ 1327.167961][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.168006][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.168055][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.168076][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.168135][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.168158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.168213][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.168259][ T32] r4:84bd5300 [ 1327.168306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.168379][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.168408][ T32] r4:00000001 [ 1327.168431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.168472][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.168501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.168532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.168565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.168599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.168677][ T32] r4:84bc1080 [ 1327.168715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.168750][ T32] INFO: task kworker/1:259:3862 blocked for more than 453 seconds. [ 1327.168806][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.168837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.168863][ T32] task:kworker/1:259 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.168968][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.169041][ T32] Call trace: [ 1327.169095][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.169159][ T32] r10:8291a684 r9:e07d1d84 r8:00000002 r7:60000113 r6:e07d1d8c r5:845f3c00 [ 1327.169186][ T32] r4:845f3c00 [ 1327.169231][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.177859][ T32] r5:845f3c00 r4:8291a680 [ 1327.177906][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.177970][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.178045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d1e08 [ 1327.178096][ T32] r4:00000000 [ 1327.178127][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.178172][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.178216][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.178265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062440 [ 1327.178290][ T32] r4:00000000 [ 1327.178312][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.178364][ T32] r9:83018205 r8:845f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1327.178410][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.178466][ T32] r5:00001000 r4:dffa5000 [ 1327.178500][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.178572][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.178627][ T32] r5:8508238c r4:85082000 [ 1327.178649][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.178725][ T32] r7:ddde2d80 r6:83018200 r5:8508238c r4:8505a600 [ 1327.178774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.178833][ T32] r10:61c88647 r9:845f3c00 r8:8505a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.178858][ T32] r4:8505a600 [ 1327.178880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.178934][ T32] r10:00000000 r9:8505a600 r8:80287e08 r7:e07b9e60 r6:85044f80 r5:845f3c00 [ 1327.178958][ T32] r4:00000001 [ 1327.179001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.179048][ T32] Exception stack(0xe07d1fb0 to 0xe07d1ff8) [ 1327.179127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.179166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.179196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.179362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.183680][ T32] r4:85062140 [ 1327.184090][ T32] INFO: task kworker/1:259:3862 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.184168][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.184279][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.184342][ T32] Call trace: [ 1327.184408][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.184476][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.184504][ T32] r4:00000000 [ 1327.184524][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.184568][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.184600][ T32] 5d20: e7b1d000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.184632][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.184660][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.184696][ T32] r5:800f0013 r4:80239bb0 [ 1327.184723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.184771][ T32] r4:82ac21e4 [ 1327.184794][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.184846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.184871][ T32] r4:e0235dc0 [ 1327.184891][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.184940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.184985][ T32] r4:00000000 [ 1327.185033][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.185091][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.185115][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.185172][ T32] r5:00001000 r4:dfc4f000 [ 1327.185216][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.185266][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.185327][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.185366][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.185446][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.185473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.185529][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.185705][ T32] r4:84bd5300 [ 1327.185731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.185786][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.185811][ T32] r4:00000001 [ 1327.185855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.185907][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.185959][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.185994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.186088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.186131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.186179][ T32] r4:84bc1080 [ 1327.186291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.186331][ T32] INFO: task kworker/1:260:3864 blocked for more than 453 seconds. [ 1327.186379][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.186410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.186587][ T32] task:kworker/1:260 state:D stack:0 pid:3864 tgid:3864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.186724][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.186824][ T32] Call trace: [ 1327.186856][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.186913][ T32] r10:8291a684 r9:e07d9d84 r8:00000002 r7:60000113 r6:e07d9d8c r5:845f4800 [ 1327.186937][ T32] r4:845f4800 [ 1327.186958][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.187005][ T32] r5:845f4800 r4:8291a680 [ 1327.187026][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.187171][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.187230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 [ 1327.187263][ T32] r4:00000000 [ 1327.187303][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.187392][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.187460][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.187518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062580 [ 1327.187564][ T32] r4:00000000 [ 1327.187635][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.187717][ T32] r9:83018205 r8:845f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.187745][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.187794][ T32] r5:00001000 r4:dfff9000 [ 1327.187815][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.187894][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.187975][ T32] r5:8508278c r4:85082400 [ 1327.188014][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.188069][ T32] r7:ddde2d80 r6:83018200 r5:8508278c r4:8505a680 [ 1327.188092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.188194][ T32] r10:61c88647 r9:845f4800 r8:8505a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.188243][ T32] r4:8505a680 [ 1327.188280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.188338][ T32] r10:00000000 r9:8505a680 r8:80287e08 r7:e07b9e60 r6:8506f000 r5:845f4800 [ 1327.188379][ T32] r4:00000001 [ 1327.188403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.188444][ T32] Exception stack(0xe07d9fb0 to 0xe07d9ff8) [ 1327.188495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.188531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.188654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.188714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.188763][ T32] r4:85062240 [ 1327.189010][ T32] INFO: task kworker/1:260:3864 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.189052][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.189176][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.269830][ T32] Call trace: [ 1327.269925][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.270011][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.270064][ T32] r4:00000000 [ 1327.270092][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.270168][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.270209][ T32] 5d20: ea45e000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.270243][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.270272][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.270298][ T32] r5:800f0013 r4:80239bb0 [ 1327.270320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.270380][ T32] r4:82ac21e4 [ 1327.270403][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.270453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.270477][ T32] r4:e0235dc0 [ 1327.270498][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.270547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.270572][ T32] r4:00000000 [ 1327.270614][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.270718][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.270767][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.270824][ T32] r5:00001000 r4:dfc4f000 [ 1327.270846][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.270914][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.270968][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.271010][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.271069][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.271113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.271193][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.271223][ T32] r4:84bd5300 [ 1327.271283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.271396][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.271429][ T32] r4:00000001 [ 1327.271451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.271549][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.271599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.271729][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.271784][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.271822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.271867][ T32] r4:84bc1080 [ 1327.271899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.271969][ T32] INFO: task kworker/1:261:3866 blocked for more than 453 seconds. [ 1327.272012][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.272041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.272068][ T32] task:kworker/1:261 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.272124][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.272216][ T32] Call trace: [ 1327.272276][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.272338][ T32] r10:8291a684 r9:e07d5d84 r8:00000002 r7:60000113 r6:e07d5d8c r5:850b6000 [ 1327.272370][ T32] r4:850b6000 [ 1327.272393][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.272442][ T32] r5:850b6000 r4:8291a680 [ 1327.272464][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.272507][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.272586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 [ 1327.272665][ T32] r4:00000000 [ 1327.272713][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.272787][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.272837][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.272886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850626c0 [ 1327.272911][ T32] r4:00000000 [ 1327.272949][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.273006][ T32] r9:83018205 r8:850b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1327.273030][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.273080][ T32] r5:00001000 r4:e0111000 [ 1327.273139][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.273209][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.273282][ T32] r5:85082b8c r4:85082800 [ 1327.273307][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.273364][ T32] r7:ddde2d80 r6:83018200 r5:85082b8c r4:8505a700 [ 1327.273410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.273489][ T32] r10:61c88647 r9:850b6000 r8:8505a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.273517][ T32] r4:8505a700 [ 1327.273559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.273639][ T32] r10:00000000 r9:8505a700 r8:80287e08 r7:e07b9e60 r6:8505a780 r5:850b6000 [ 1327.273690][ T32] r4:00000001 [ 1327.273735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.273780][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1327.273823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.273894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.273929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.273984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.274035][ T32] r4:85062600 [ 1327.274465][ T32] INFO: task kworker/1:261:3866 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.274549][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.274666][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.274745][ T32] Call trace: [ 1327.274779][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.274841][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.274890][ T32] r4:00000000 [ 1327.274915][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.274983][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.275040][ T32] 5d20: ea45e000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.275076][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.275106][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.275161][ T32] r5:800f0013 r4:80239bb0 [ 1327.275210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.275262][ T32] r4:82ac21e4 [ 1327.275285][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.275373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.275402][ T32] r4:e0235dc0 [ 1327.275425][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.275474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.275498][ T32] r4:00000000 [ 1327.275519][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.275572][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.275621][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.275698][ T32] r5:00001000 r4:dfc4f000 [ 1327.275723][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.275782][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.275835][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.275879][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.275939][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.275983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.276041][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.276067][ T32] r4:84bd5300 [ 1327.276088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.276140][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.276164][ T32] r4:00000001 [ 1327.276184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.276266][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.276310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.276346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.276380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.276413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.276460][ T32] r4:84bc1080 [ 1327.276486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.276515][ T32] INFO: task kworker/1:262:3868 blocked for more than 453 seconds. [ 1327.276548][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.276573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.276598][ T32] task:kworker/1:262 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.276648][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.276693][ T32] Call trace: [ 1327.276751][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.276828][ T32] r10:8291a684 r9:e0795d84 r8:00000002 r7:60000113 r6:e0795d8c r5:850b6c00 [ 1327.276857][ T32] r4:850b6c00 [ 1327.276901][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.276954][ T32] r5:850b6c00 r4:8291a680 [ 1327.276977][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.277040][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.277095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 [ 1327.277155][ T32] r4:00000000 [ 1327.277211][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.277302][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.277392][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.277471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062ac0 [ 1327.277501][ T32] r4:00000000 [ 1327.277535][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.277590][ T32] r9:83018205 r8:850b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1327.277636][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.277711][ T32] r5:00001000 r4:e0147000 [ 1327.277758][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.277807][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.277856][ T32] r5:8508378c r4:85083400 [ 1327.277900][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.277977][ T32] r7:ddde2d80 r6:83018200 r5:8508378c r4:8505a800 [ 1327.278024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.278083][ T32] r10:61c88647 r9:850b6c00 r8:8505a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.278131][ T32] r4:8505a800 [ 1327.278179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.278259][ T32] r10:00000000 r9:8505a800 r8:80287e08 r7:e07b9e60 r6:8505a880 r5:850b6c00 [ 1327.278287][ T32] r4:00000001 [ 1327.278331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.278379][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1327.278452][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.278488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.278556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.278613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.278643][ T32] r4:85062740 [ 1327.278941][ T32] INFO: task kworker/1:262:3868 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.278984][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.279095][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.279178][ T32] Call trace: [ 1327.279211][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.301887][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.301934][ T32] r4:00000000 [ 1327.301959][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.302062][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.302149][ T32] 5d20: ea6b3000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.302202][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.302258][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.302331][ T32] r5:800f0013 r4:80239bb0 [ 1327.302358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.302415][ T32] r4:82ac21e4 [ 1327.302437][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.302488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.302512][ T32] r4:e0235dc0 [ 1327.302556][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.302609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.302634][ T32] r4:00000000 [ 1327.302655][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.302708][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.302732][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.302807][ T32] r5:00001000 r4:dfc4f000 [ 1327.302854][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.302904][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.302974][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.303022][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.303080][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.303140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.303219][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.303280][ T32] r4:84bd5300 [ 1327.303307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.303424][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.303451][ T32] r4:00000001 [ 1327.303499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.303546][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.303618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.303676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.303741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.303804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.303855][ T32] r4:84bc1080 [ 1327.303883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.303952][ T32] INFO: task kworker/1:263:3871 blocked for more than 453 seconds. [ 1327.303992][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.304020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.304089][ T32] task:kworker/1:263 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.304290][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.304358][ T32] Call trace: [ 1327.304436][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.304494][ T32] r10:8291a684 r9:e07ddd84 r8:00000002 r7:60000013 r6:e07ddd8c r5:850b5400 [ 1327.304542][ T32] r4:850b5400 [ 1327.304590][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.304644][ T32] r5:850b5400 r4:8291a680 [ 1327.304666][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.304710][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.304760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 [ 1327.304785][ T32] r4:00000000 [ 1327.304849][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.304917][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.305000][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.305057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062980 [ 1327.305083][ T32] r4:00000000 [ 1327.305105][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.305162][ T32] r9:83018205 r8:850b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1327.305198][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.305251][ T32] r5:00001000 r4:e0135000 [ 1327.305272][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.305352][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.305434][ T32] r5:8508338c r4:85083000 [ 1327.305485][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.305550][ T32] r7:ddde2d80 r6:83018200 r5:8508338c r4:8505a900 [ 1327.305576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.305630][ T32] r10:61c88647 r9:850b5400 r8:8505a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.305655][ T32] r4:8505a900 [ 1327.305697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.305764][ T32] r10:00000000 r9:8505a900 r8:80287e08 r7:e0795e60 r6:8505a980 r5:850b5400 [ 1327.305792][ T32] r4:00000001 [ 1327.305813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.305854][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1327.305906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.305942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.305972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.306005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.306038][ T32] r4:85062780 [ 1327.306489][ T32] INFO: task kworker/1:263:3871 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.306543][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.306663][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.306718][ T32] Call trace: [ 1327.306767][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.306853][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.306907][ T32] r4:00000000 [ 1327.306932][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.306979][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.307036][ T32] 5d20: ea6b3000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.307113][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.307169][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.307200][ T32] r5:800f0013 r4:80239bb0 [ 1327.307222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.307270][ T32] r4:82ac21e4 [ 1327.307313][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.307395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.307446][ T32] r4:e0235dc0 [ 1327.307497][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.307550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.307575][ T32] r4:00000000 [ 1327.307595][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.307647][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.307695][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.307768][ T32] r5:00001000 r4:dfc4f000 [ 1327.307794][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.307860][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.307913][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.307934][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.308009][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.308037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.308118][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.308147][ T32] r4:84bd5300 [ 1327.308212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.308270][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.308319][ T32] r4:00000001 [ 1327.308388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.308456][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.308491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.308523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.308554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.308589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.308614][ T32] r4:84bc1080 [ 1327.308657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.308712][ T32] INFO: task kworker/1:264:3872 blocked for more than 453 seconds. [ 1327.308749][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.308776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.308800][ T32] task:kworker/1:264 state:D stack:0 pid:3872 tgid:3872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.308873][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.308922][ T32] Call trace: [ 1327.308975][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.309055][ T32] r10:8291a684 r9:e0785d84 r8:00000002 r7:60000113 r6:e0785d8c r5:85016c00 [ 1327.309086][ T32] r4:85016c00 [ 1327.309109][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.309158][ T32] r5:85016c00 r4:8291a680 [ 1327.309180][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.309222][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.309271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 1327.309296][ T32] r4:00000000 [ 1327.309318][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.309357][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.309472][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.328627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062dc0 [ 1327.328712][ T32] r4:00000000 [ 1327.328742][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.328814][ T32] r9:83018205 r8:85016c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1327.328839][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.328935][ T32] r5:00001000 r4:e0189000 [ 1327.328963][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.329031][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.329084][ T32] r5:85083f8c r4:85083c00 [ 1327.329107][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.329184][ T32] r7:ddde2d80 r6:83018200 r5:85083f8c r4:8505aa00 [ 1327.329238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.329552][ T32] r10:61c88647 r9:85016c00 r8:8505aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.329586][ T32] r4:8505aa00 [ 1327.329610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.329702][ T32] r10:00000000 r9:8505aa00 r8:80287e08 r7:e0795e60 r6:8505aa80 r5:85016c00 [ 1327.329732][ T32] r4:00000001 [ 1327.329754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.329798][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 1327.329853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.329913][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.329948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.329983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.330029][ T32] r4:85062780 [ 1327.330416][ T32] INFO: task kworker/1:264:3872 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.330460][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.330615][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.330671][ T32] Call trace: [ 1327.330732][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.330794][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.330820][ T32] r4:00000000 [ 1327.330863][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.330913][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.330945][ T32] 5d20: eaaf6000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.330977][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.331027][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.331058][ T32] r5:800f0013 r4:80239bb0 [ 1327.331101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.331176][ T32] r4:82ac21e4 [ 1327.331236][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.331292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.331316][ T32] r4:e0235dc0 [ 1327.331382][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.331459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.331490][ T32] r4:00000000 [ 1327.331512][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.331568][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.331591][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.331685][ T32] r5:00001000 r4:dfc4f000 [ 1327.331712][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.331758][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.331806][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.331827][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.331880][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.331903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.331956][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.331980][ T32] r4:84bd5300 [ 1327.332000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.332076][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.332121][ T32] r4:00000001 [ 1327.332177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.332260][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.332335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.332379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.332432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.332493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.332523][ T32] r4:84bc1080 [ 1327.332579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.332613][ T32] INFO: task kworker/1:265:3875 blocked for more than 453 seconds. [ 1327.332650][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.332677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.332701][ T32] task:kworker/1:265 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.332778][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.332866][ T32] Call trace: [ 1327.332958][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.333017][ T32] r10:8291a684 r9:e07e5d84 r8:00000002 r7:60000013 r6:e07e5d8c r5:85011800 [ 1327.333061][ T32] r4:85011800 [ 1327.333087][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.333138][ T32] r5:85011800 r4:8291a680 [ 1327.333159][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.333212][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.333266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e5e08 [ 1327.333322][ T32] r4:00000000 [ 1327.333368][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.333435][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.333479][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.333529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062c80 [ 1327.333576][ T32] r4:00000000 [ 1327.333602][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.333654][ T32] r9:83018205 r8:85011800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1327.333700][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.333775][ T32] r5:00001000 r4:e017f000 [ 1327.333800][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.333844][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.333891][ T32] r5:85083b8c r4:85083800 [ 1327.333912][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.333987][ T32] r7:ddde2d80 r6:83018200 r5:85083b8c r4:8505ab00 [ 1327.334013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.334067][ T32] r10:61c88647 r9:85011800 r8:8505ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.334092][ T32] r4:8505ab00 [ 1327.334112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.334179][ T32] r10:00000000 r9:8505ab00 r8:80287e08 r7:e0785e60 r6:8505ab80 r5:85011800 [ 1327.334256][ T32] r4:00000001 [ 1327.334288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.334353][ T32] Exception stack(0xe07e5fb0 to 0xe07e5ff8) [ 1327.334402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.334450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.334510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.334545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.334569][ T32] r4:85062b00 [ 1327.334782][ T32] INFO: task kworker/1:265:3875 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.334860][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.334926][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.335108][ T32] Call trace: [ 1327.335150][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.335209][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.335235][ T32] r4:00000000 [ 1327.335256][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.335341][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.335421][ T32] 5d20: eaaf6000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.335458][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.335486][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.335534][ T32] r5:800f0013 r4:80239bb0 [ 1327.335560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.335609][ T32] r4:82ac21e4 [ 1327.335663][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.335717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.335743][ T32] r4:e0235dc0 [ 1327.335765][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.335813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.335837][ T32] r4:00000000 [ 1327.335890][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.336048][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.336076][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.336156][ T32] r5:00001000 r4:dfc4f000 [ 1327.336182][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.336269][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.336327][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.336350][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.336421][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.336449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.336505][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.336531][ T32] r4:84bd5300 [ 1327.336552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.336603][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.336669][ T32] r4:00000001 [ 1327.336696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.336738][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.336789][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.336846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.336880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.336914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.336938][ T32] r4:84bc1080 [ 1327.336960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.336989][ T32] INFO: task kworker/1:266:3877 blocked for more than 453 seconds. [ 1327.337020][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.337046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.337093][ T32] task:kworker/1:266 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.337200][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.337275][ T32] Call trace: [ 1327.337330][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.337419][ T32] r10:8291a684 r9:e07e9d84 r8:00000002 r7:60000013 r6:e07e9d8c r5:85018000 [ 1327.337450][ T32] r4:85018000 [ 1327.337471][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.337521][ T32] r5:85018000 r4:8291a680 [ 1327.337563][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.337613][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.337663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e9e08 [ 1327.337688][ T32] r4:00000000 [ 1327.337732][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.337784][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.337867][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.337921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85059600 [ 1327.337946][ T32] r4:00000000 [ 1327.337967][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.338018][ T32] r9:83018205 r8:85018000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.338061][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.338135][ T32] r5:00001000 r4:e0578000 [ 1327.338184][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.338255][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.338327][ T32] r5:8508878c r4:85088400 [ 1327.338397][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.338479][ T32] r7:ddde2d80 r6:83018200 r5:8508878c r4:8505ac00 [ 1327.338533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.338596][ T32] r10:61c88647 r9:85018000 r8:8505ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.338621][ T32] r4:8505ac00 [ 1327.338642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.338718][ T32] r10:00000000 r9:8505ac00 r8:80287e08 r7:e0785e60 r6:8505ac80 r5:85018000 [ 1327.338747][ T32] r4:00000001 [ 1327.338769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.338832][ T32] Exception stack(0xe07e9fb0 to 0xe07e9ff8) [ 1327.338866][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.338899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.338951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.339004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.339044][ T32] r4:85062c40 [ 1327.339379][ T32] INFO: task kworker/1:266:3877 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.372014][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.372115][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.372177][ T32] Call trace: [ 1327.372214][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.372300][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.372355][ T32] r4:00000000 [ 1327.372387][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.372457][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.372510][ T32] 5d20: eb4a5000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.372557][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.372588][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.372643][ T32] r5:800f0013 r4:80239bb0 [ 1327.372669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.372727][ T32] r4:82ac21e4 [ 1327.372753][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.372805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.372851][ T32] r4:e0235dc0 [ 1327.372877][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.372927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.372951][ T32] r4:00000000 [ 1327.373003][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.373063][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.373109][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.373168][ T32] r5:00001000 r4:dfc4f000 [ 1327.373190][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.373254][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.373330][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.373359][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.373421][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.373444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.373497][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.373536][ T32] r4:84bd5300 [ 1327.373561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.373615][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.373662][ T32] r4:00000001 [ 1327.373707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.373785][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.373818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.373851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.373880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.373913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.373936][ T32] r4:84bc1080 [ 1327.373972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.374008][ T32] INFO: task kworker/1:267:3879 blocked for more than 453 seconds. [ 1327.374045][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.374071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.374119][ T32] task:kworker/1:267 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.374210][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.374298][ T32] Call trace: [ 1327.374431][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.374543][ T32] r10:8291a684 r9:e07edd84 r8:00000002 r7:60000113 r6:e07edd8c r5:85018c00 [ 1327.374591][ T32] r4:85018c00 [ 1327.374617][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.374690][ T32] r5:85018c00 r4:8291a680 [ 1327.374716][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.374760][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.374832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1327.374888][ T32] r4:00000000 [ 1327.374912][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.374975][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.375019][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.375068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85062f80 [ 1327.375093][ T32] r4:00000000 [ 1327.375162][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.375219][ T32] r9:83018205 r8:85018c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1327.375243][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.375292][ T32] r5:00001000 r4:e0263000 [ 1327.375313][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.375396][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.375446][ T32] r5:8508838c r4:85088000 [ 1327.375468][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.375518][ T32] r7:ddde2d80 r6:83018200 r5:8508838c r4:8505ad00 [ 1327.375540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.375643][ T32] r10:61c88647 r9:85018c00 r8:8505ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.375676][ T32] r4:8505ad00 [ 1327.375720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.375800][ T32] r10:00000000 r9:8505ad00 r8:80287e08 r7:e07e9e60 r6:8505ad80 r5:85018c00 [ 1327.375829][ T32] r4:00000001 [ 1327.375850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.375912][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1327.375946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.375977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.376009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.376042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.376066][ T32] r4:85062e00 [ 1327.376430][ T32] INFO: task kworker/1:267:3879 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.376510][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.376586][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.376638][ T32] Call trace: [ 1327.376698][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.376758][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.376784][ T32] r4:00000000 [ 1327.376826][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.376899][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.376935][ T32] 5d20: eb4a5000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.376989][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.377022][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.377051][ T32] r5:800f0013 r4:80239bb0 [ 1327.377072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.377164][ T32] r4:82ac21e4 [ 1327.377226][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.377303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.377332][ T32] r4:e0235dc0 [ 1327.377354][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.377433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.377462][ T32] r4:00000000 [ 1327.377505][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.377563][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.377588][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.377659][ T32] r5:00001000 r4:dfc4f000 [ 1327.377685][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.377740][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.377817][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.377863][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.377929][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.377976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.378035][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.378060][ T32] r4:84bd5300 [ 1327.378103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.378159][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.378227][ T32] r4:00000001 [ 1327.378275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.378339][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.378376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.378408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.378437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.378518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.378548][ T32] r4:84bc1080 [ 1327.378574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.378634][ T32] INFO: task kworker/1:268:3881 blocked for more than 453 seconds. [ 1327.378691][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.378724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.378772][ T32] task:kworker/1:268 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.378825][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.378870][ T32] Call trace: [ 1327.378949][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.379008][ T32] r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:85019800 [ 1327.379033][ T32] r4:85019800 [ 1327.379054][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.379134][ T32] r5:85019800 r4:8291a680 [ 1327.379167][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.379213][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.379264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 [ 1327.393308][ T32] r4:00000000 [ 1327.393379][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.393485][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.393536][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.393608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512b300 [ 1327.393638][ T32] r4:00000000 [ 1327.393714][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.393774][ T32] r9:83018205 r8:85019800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1327.393799][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.393875][ T32] r5:00001000 r4:e05c7000 [ 1327.393924][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.393973][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.394022][ T32] r5:85088f8c r4:85088c00 [ 1327.394065][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.394124][ T32] r7:ddde2d80 r6:83018200 r5:85088f8c r4:8505ae00 [ 1327.394170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.394266][ T32] r10:61c88647 r9:85019800 r8:8505ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.394316][ T32] r4:8505ae00 [ 1327.394344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.394408][ T32] r10:00000000 r9:8505ae00 r8:80287e08 r7:e07e9e60 r6:8505ae80 r5:85019800 [ 1327.394434][ T32] r4:00000001 [ 1327.394508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.394559][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) [ 1327.394595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.394654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.394712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.394747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.394772][ T32] r4:85059c00 [ 1327.395136][ T32] INFO: task kworker/1:268:3881 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.395178][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.395264][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.395389][ T32] Call trace: [ 1327.395475][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.395536][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.395562][ T32] r4:00000000 [ 1327.395626][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.395682][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.395735][ T32] 5d20: eb4a5000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.395771][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.395800][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.395826][ T32] r5:800f0013 r4:80239bb0 [ 1327.395848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.395894][ T32] r4:82ac21e4 [ 1327.395938][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.395992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.396018][ T32] r4:e0235dc0 [ 1327.396039][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.396110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.396140][ T32] r4:00000000 [ 1327.396185][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.396243][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.396311][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.396374][ T32] r5:00001000 r4:dfc4f000 [ 1327.396398][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.396443][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.396555][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.396596][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.396662][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.396710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.396772][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.396823][ T32] r4:84bd5300 [ 1327.396912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.397015][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.397068][ T32] r4:00000001 [ 1327.397104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.397172][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.397228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.397264][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.397293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.397326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.397351][ T32] r4:84bc1080 [ 1327.397380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.397461][ T32] INFO: task kworker/1:269:3882 blocked for more than 453 seconds. [ 1327.397503][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.397582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.397613][ T32] task:kworker/1:269 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.397688][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.397782][ T32] Call trace: [ 1327.397818][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.397875][ T32] r10:8291a684 r9:e07f9d84 r8:00000002 r7:60000013 r6:e07f9d8c r5:8501a400 [ 1327.397944][ T32] r4:8501a400 [ 1327.397969][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.398044][ T32] r5:8501a400 r4:8291a680 [ 1327.398072][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.398118][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.398167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1327.398192][ T32] r4:00000000 [ 1327.398212][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.398252][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.398290][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.398339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512b140 [ 1327.398412][ T32] r4:00000000 [ 1327.398439][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.398493][ T32] r9:83018205 r8:8501a400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1327.398540][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.398597][ T32] r5:00001000 r4:e0587000 [ 1327.398618][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.398775][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.398860][ T32] r5:85088b8c r4:85088800 [ 1327.398909][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.398999][ T32] r7:ddde2d80 r6:83018200 r5:85088b8c r4:8505af00 [ 1327.399052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.399134][ T32] r10:61c88647 r9:8501a400 r8:8505af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.399169][ T32] r4:8505af00 [ 1327.399218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.399278][ T32] r10:00000000 r9:8505af00 r8:80287e08 r7:e07f5e60 r6:8505af80 r5:8501a400 [ 1327.399355][ T32] r4:00000001 [ 1327.399398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.399510][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1327.418474][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.418570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.418618][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.418723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.418797][ T32] r4:8512b080 [ 1327.419205][ T32] INFO: task kworker/1:269:3882 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.419252][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.419895][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.419963][ T32] Call trace: [ 1327.419998][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.420062][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.420140][ T32] r4:00000000 [ 1327.420166][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.420213][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.420247][ T32] 5d20: eb8cd000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.420281][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.420310][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.420337][ T32] r5:800f0013 r4:80239bb0 [ 1327.420382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.420437][ T32] r4:82ac21e4 [ 1327.420486][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.420563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.420592][ T32] r4:e0235dc0 [ 1327.420636][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.420732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.420761][ T32] r4:00000000 [ 1327.420783][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.420839][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.420906][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.420959][ T32] r5:00001000 r4:dfc4f000 [ 1327.420981][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.421047][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.421162][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.421224][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.421313][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.421370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.421492][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.421527][ T32] r4:84bd5300 [ 1327.421551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.421629][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.421673][ T32] r4:00000001 [ 1327.421720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.421789][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.421824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.421879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.421943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.421981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.422006][ T32] r4:84bc1080 [ 1327.422056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.422117][ T32] INFO: task kworker/1:270:3885 blocked for more than 453 seconds. [ 1327.422181][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.422211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.422238][ T32] task:kworker/1:270 state:D stack:0 pid:3885 tgid:3885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.422302][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.422348][ T32] Call trace: [ 1327.422408][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.422468][ T32] r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000113 r6:e07fdd8c r5:8501b000 [ 1327.422517][ T32] r4:8501b000 [ 1327.422543][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.422593][ T32] r5:8501b000 r4:8291a680 [ 1327.422614][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.422657][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.422717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 1327.422768][ T32] r4:00000000 [ 1327.422809][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.422879][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.422922][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.422994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512b480 [ 1327.423078][ T32] r4:00000000 [ 1327.423178][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.423267][ T32] r9:83018205 r8:8501b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.423296][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.423426][ T32] r5:00001000 r4:e05d1000 [ 1327.423463][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.423509][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.423557][ T32] r5:8508938c r4:85089000 [ 1327.423578][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.423631][ T32] r7:ddde2d80 r6:83018200 r5:8508938c r4:8512e000 [ 1327.423653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.423727][ T32] r10:61c88647 r9:8501b000 r8:8512e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.423779][ T32] r4:8512e000 [ 1327.423826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.423903][ T32] r10:00000000 r9:8512e000 r8:80287e08 r7:e07f5e60 r6:8512e080 r5:8501b000 [ 1327.423931][ T32] r4:00000001 [ 1327.423974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.424020][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1327.424068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.424150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.424222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.424263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.424309][ T32] r4:8512b180 [ 1327.424700][ T32] INFO: task kworker/1:270:3885 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.424755][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.424929][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.425021][ T32] Call trace: [ 1327.425086][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.425151][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.425219][ T32] r4:00000000 [ 1327.425300][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.425357][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.425417][ T32] 5d20: eb8cd000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.425483][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.425515][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.425543][ T32] r5:800f0013 r4:80239bb0 [ 1327.425573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.425660][ T32] r4:82ac21e4 [ 1327.425692][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.425744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.425794][ T32] r4:e0235dc0 [ 1327.425848][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.425939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.425972][ T32] r4:00000000 [ 1327.425995][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.426105][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.426163][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.426232][ T32] r5:00001000 r4:dfc4f000 [ 1327.426277][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.426356][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.426416][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.426438][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.426491][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.426515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.426568][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.426592][ T32] r4:84bd5300 [ 1327.426613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.426666][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.426712][ T32] r4:00000001 [ 1327.426737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.426779][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.426808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.426839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.426877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.426914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.426961][ T32] r4:84bc1080 [ 1327.426987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.427057][ T32] INFO: task kworker/1:271:3887 blocked for more than 453 seconds. [ 1327.427139][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.427191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.427236][ T32] task:kworker/1:271 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.427315][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.427465][ T32] Call trace: [ 1327.427504][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.427561][ T32] r10:8291a684 r9:e0801d84 r8:00000002 r7:60000013 r6:e0801d8c r5:8501bc00 [ 1327.427608][ T32] r4:8501bc00 [ 1327.427633][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.427682][ T32] r5:8501bc00 r4:8291a680 [ 1327.427740][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.427811][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.427865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0801e08 [ 1327.427912][ T32] r4:00000000 [ 1327.427960][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.428024][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.428067][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.428155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512b7c0 [ 1327.428184][ T32] r4:00000000 [ 1327.428206][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.428257][ T32] r9:83018205 r8:8501bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1327.428280][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.428337][ T32] r5:00001000 r4:e080b000 [ 1327.428368][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.428414][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.428461][ T32] r5:85089b8c r4:85089800 [ 1327.428482][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.428534][ T32] r7:ddde2d80 r6:83018200 r5:85089b8c r4:8512e100 [ 1327.428583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.428642][ T32] r10:61c88647 r9:8501bc00 r8:8512e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.428667][ T32] r4:8512e100 [ 1327.428687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.428759][ T32] r10:00000000 r9:8512e100 r8:80287e08 r7:e07fde60 r6:8512e180 r5:8501bc00 [ 1327.428811][ T32] r4:00000001 [ 1327.428837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.428880][ T32] Exception stack(0xe0801fb0 to 0xe0801ff8) [ 1327.428932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.428969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.428999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.429064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.429094][ T32] r4:8512b280 [ 1327.464168][ T32] INFO: task kworker/1:271:3887 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.464297][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.464457][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.464580][ T32] Call trace: [ 1327.464643][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.464733][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.464765][ T32] r4:00000000 [ 1327.464788][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.464837][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.464869][ T32] 5d20: ec287000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.464922][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.464964][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.464995][ T32] r5:800f0013 r4:80239bb0 [ 1327.465018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.465089][ T32] r4:82ac21e4 [ 1327.465122][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.465196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.465241][ T32] r4:e0235dc0 [ 1327.465285][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.465391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.465423][ T32] r4:00000000 [ 1327.465446][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.465502][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.465538][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.465613][ T32] r5:00001000 r4:dfc4f000 [ 1327.465660][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.465730][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.465809][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.465836][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.465892][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.465916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.465970][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.466039][ T32] r4:84bd5300 [ 1327.466086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.466153][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.466223][ T32] r4:00000001 [ 1327.466250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.466294][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.466324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.466393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.466431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.466466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.466503][ T32] r4:84bc1080 [ 1327.466598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.466634][ T32] INFO: task kworker/1:272:3888 blocked for more than 453 seconds. [ 1327.466693][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.466724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.466750][ T32] task:kworker/1:272 state:D stack:0 pid:3888 tgid:3888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.466803][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.466887][ T32] Call trace: [ 1327.466969][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.467074][ T32] r10:8291a684 r9:e07f1d84 r8:00000002 r7:60000113 r6:e07f1d8c r5:8501c800 [ 1327.467125][ T32] r4:8501c800 [ 1327.467169][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.467224][ T32] r5:8501c800 r4:8291a680 [ 1327.467246][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.467347][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.467424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f1e08 [ 1327.467453][ T32] r4:00000000 [ 1327.467496][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.467548][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.467642][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.467697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512b600 [ 1327.467751][ T32] r4:00000000 [ 1327.467776][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.467830][ T32] r9:83018205 r8:8501c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1327.467877][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.467932][ T32] r5:00001000 r4:e05eb000 [ 1327.467975][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.468037][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.468112][ T32] r5:8508978c r4:85089400 [ 1327.468188][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.468266][ T32] r7:ddde2d80 r6:83018200 r5:8508978c r4:8512e200 [ 1327.468292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.468346][ T32] r10:61c88647 r9:8501c800 r8:8512e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.468377][ T32] r4:8512e200 [ 1327.468399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.468451][ T32] r10:00000000 r9:8512e200 r8:80287e08 r7:e0801e60 r6:8512e280 r5:8501c800 [ 1327.468499][ T32] r4:00000001 [ 1327.468576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.468624][ T32] Exception stack(0xe07f1fb0 to 0xe07f1ff8) [ 1327.468689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.468724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.468775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.468815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.468862][ T32] r4:8512b5c0 [ 1327.469207][ T32] INFO: task kworker/1:272:3888 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.469314][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.478423][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.478529][ T32] Call trace: [ 1327.478612][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.478680][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.478708][ T32] r4:00000000 [ 1327.478729][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.478773][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.478805][ T32] 5d20: ec287000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.478838][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.478888][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.478941][ T32] r5:800f0013 r4:80239bb0 [ 1327.478966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.479014][ T32] r4:82ac21e4 [ 1327.479036][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.479107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.479161][ T32] r4:e0235dc0 [ 1327.479186][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.479236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.479645][ T32] r4:00000000 [ 1327.479678][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.479744][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.479812][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.479892][ T32] r5:00001000 r4:dfc4f000 [ 1327.479941][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.480013][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.480066][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.480088][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.480142][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.480187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.480245][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.480292][ T32] r4:84bd5300 [ 1327.480340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.480427][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.480463][ T32] r4:00000001 [ 1327.480527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.480595][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.480632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.480685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.480718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.480752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.480776][ T32] r4:84bc1080 [ 1327.480820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.480854][ T32] INFO: task kworker/1:273:3891 blocked for more than 453 seconds. [ 1327.480889][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.480916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.480942][ T32] task:kworker/1:273 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.481063][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.481110][ T32] Call trace: [ 1327.481260][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.481322][ T32] r10:8291a684 r9:e0805d84 r8:00000002 r7:60000013 r6:e0805d8c r5:8501d400 [ 1327.481369][ T32] r4:8501d400 [ 1327.481397][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.481457][ T32] r5:8501d400 r4:8291a680 [ 1327.481517][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.481565][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.481625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0805e08 [ 1327.481664][ T32] r4:00000000 [ 1327.481690][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.481775][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.481841][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.481894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512b900 [ 1327.481919][ T32] r4:00000000 [ 1327.481939][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.482010][ T32] r9:83018205 r8:8501d400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.482049][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.482135][ T32] r5:00001000 r4:e0817000 [ 1327.482160][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.482206][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.482301][ T32] r5:85089f8c r4:85089c00 [ 1327.482334][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.482417][ T32] r7:ddde2d80 r6:83018200 r5:85089f8c r4:8512e300 [ 1327.482444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.482499][ T32] r10:61c88647 r9:8501d400 r8:8512e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.482524][ T32] r4:8512e300 [ 1327.482544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.482596][ T32] r10:00000000 r9:8512e300 r8:80287e08 r7:e0801e60 r6:8512e380 r5:8501d400 [ 1327.482630][ T32] r4:00000001 [ 1327.482675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.482743][ T32] Exception stack(0xe0805fb0 to 0xe0805ff8) [ 1327.482777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.482811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.482842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.482896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.482947][ T32] r4:8512b5c0 [ 1327.483302][ T32] INFO: task kworker/1:273:3891 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.483382][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.483456][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.483549][ T32] Call trace: [ 1327.483586][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.483645][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.483672][ T32] r4:00000000 [ 1327.483714][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.483798][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.483848][ T32] 5d20: ec287000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.483905][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.484024][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.484080][ T32] r5:800f0013 r4:80239bb0 [ 1327.484108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.484200][ T32] r4:82ac21e4 [ 1327.484247][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.484332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.484400][ T32] r4:e0235dc0 [ 1327.484438][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.484513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.484542][ T32] r4:00000000 [ 1327.484565][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.484642][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.484691][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.484745][ T32] r5:00001000 r4:dfc4f000 [ 1327.484767][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.484811][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.484860][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.484906][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.484963][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.484987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.485042][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.485090][ T32] r4:84bd5300 [ 1327.485135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.485193][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.485261][ T32] r4:00000001 [ 1327.485298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.485340][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.485376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.485408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.485438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.485486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.485516][ T32] r4:84bc1080 [ 1327.485559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.485592][ T32] INFO: task kworker/1:274:3894 blocked for more than 453 seconds. [ 1327.485624][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.485650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.485699][ T32] task:kworker/1:274 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.485760][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.485852][ T32] Call trace: [ 1327.485917][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.485976][ T32] r10:8291a684 r9:e0815d84 r8:00000002 r7:60000113 r6:e0815d8c r5:8501e000 [ 1327.486019][ T32] r4:8501e000 [ 1327.486068][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.486129][ T32] r5:8501e000 r4:8291a680 [ 1327.486165][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.486217][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.486279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0815e08 [ 1327.486309][ T32] r4:00000000 [ 1327.486365][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.486416][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.486456][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.486504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ba40 [ 1327.486550][ T32] r4:00000000 [ 1327.486576][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.486629][ T32] r9:83018205 r8:8501e000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1327.486677][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.486755][ T32] r5:00001000 r4:e0823000 [ 1327.486780][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.486846][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.486898][ T32] r5:8508a38c r4:8508a000 [ 1327.486920][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.486993][ T32] r7:ddde2d80 r6:83018200 r5:8508a38c r4:8512e400 [ 1327.487041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.487120][ T32] r10:61c88647 r9:8501e000 r8:8512e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.487146][ T32] r4:8512e400 [ 1327.487168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.487221][ T32] r10:00000000 r9:8512e400 r8:80287e08 r7:e0805e60 r6:8512e480 r5:8501e000 [ 1327.487256][ T32] r4:00000001 [ 1327.487302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.487406][ T32] Exception stack(0xe0815fb0 to 0xe0815ff8) [ 1327.487447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.487479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.487531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.487568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.487592][ T32] r4:8512b780 [ 1327.487812][ T32] INFO: task kworker/1:274:3894 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.487874][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.487976][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.488075][ T32] Call trace: [ 1327.488112][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.488173][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.488220][ T32] r4:00000000 [ 1327.488246][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.488314][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.488350][ T32] 5d20: ec287000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.488387][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.488436][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.488467][ T32] r5:800f0013 r4:80239bb0 [ 1327.488510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.488580][ T32] r4:82ac21e4 [ 1327.488629][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.488684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.488710][ T32] r4:e0235dc0 [ 1327.488747][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.488817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.488863][ T32] r4:00000000 [ 1327.488890][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.488944][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.488967][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.489014][ T32] r5:00001000 r4:dfc4f000 [ 1327.489035][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.489079][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.489125][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.489146][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.489199][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.489223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.526509][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.526593][ T32] r4:84bd5300 [ 1327.526649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.526800][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.526886][ T32] r4:00000001 [ 1327.526941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.527045][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.527135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.527218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.527289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.527390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.527453][ T32] r4:84bc1080 [ 1327.527541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.527644][ T32] INFO: task kworker/1:275:3896 blocked for more than 454 seconds. [ 1327.527728][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.527815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.527880][ T32] task:kworker/1:275 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.528033][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.528147][ T32] Call trace: [ 1327.528232][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.528397][ T32] r10:8291a684 r9:e082dd84 r8:00000002 r7:60000113 r6:e082dd8c r5:8501ec00 [ 1327.528466][ T32] r4:8501ec00 [ 1327.528519][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.528641][ T32] r5:8501ec00 r4:8291a680 [ 1327.528697][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.528799][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.528936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e082de08 [ 1327.528997][ T32] r4:00000000 [ 1327.529047][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.529164][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.536713][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.536872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512bbc0 [ 1327.536922][ T32] r4:00000000 [ 1327.536961][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.537078][ T32] r9:83018205 r8:8501ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1327.537126][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.537438][ T32] r5:00001000 r4:e082f000 [ 1327.537491][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.537576][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.537837][ T32] r5:8508a78c r4:8508a400 [ 1327.537906][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.538008][ T32] r7:ddde2d80 r6:83018200 r5:8508a78c r4:8512e500 [ 1327.538051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.538199][ T32] r10:61c88647 r9:8501ec00 r8:8512e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.538249][ T32] r4:8512e500 [ 1327.538289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.538525][ T32] r10:00000000 r9:8512e500 r8:80287e08 r7:e0815e60 r6:8512e580 r5:8501ec00 [ 1327.538590][ T32] r4:00000001 [ 1327.538634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.538708][ T32] Exception stack(0xe082dfb0 to 0xe082dff8) [ 1327.538763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.538826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.538910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.539020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.539070][ T32] r4:8512b8c0 [ 1327.544210][ T32] INFO: task kworker/1:275:3896 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.544335][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.544534][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.544809][ T32] Call trace: [ 1327.544912][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.545058][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.545119][ T32] r4:00000000 [ 1327.545198][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.545339][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.545454][ T32] 5d20: eca8f000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.545531][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.545594][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.545677][ T32] r5:800f0013 r4:80239bb0 [ 1327.545745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.545884][ T32] r4:82ac21e4 [ 1327.545940][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.546045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.546101][ T32] r4:e0235dc0 [ 1327.546176][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.546279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.546372][ T32] r4:00000000 [ 1327.546514][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.546680][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.546739][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.546846][ T32] r5:00001000 r4:dfc4f000 [ 1327.546896][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.547017][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.547135][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.547210][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.547385][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.547452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.547566][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.547622][ T32] r4:84bd5300 [ 1327.547696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.547815][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.547918][ T32] r4:00000001 [ 1327.547969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.548057][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.548132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.548203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.548269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.548367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.548453][ T32] r4:84bc1080 [ 1327.548554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.548624][ T32] INFO: task kworker/1:276:3897 blocked for more than 454 seconds. [ 1327.548702][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.548762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.548817][ T32] task:kworker/1:276 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.548926][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.549075][ T32] Call trace: [ 1327.549159][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.567745][ T32] r10:8291a684 r9:e0809d84 r8:00000002 r7:60000113 r6:e0809d8c r5:85020000 [ 1327.567881][ T32] r4:85020000 [ 1327.568137][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.568260][ T32] r5:85020000 r4:8291a680 [ 1327.568301][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.568515][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.568723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0809e08 [ 1327.568775][ T32] r4:00000000 [ 1327.568812][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.568877][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.569140][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.569235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512bd80 [ 1327.579851][ T32] r4:00000000 [ 1327.579946][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.580149][ T32] r9:83018205 r8:85020000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1327.580211][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.580321][ T32] r5:00001000 r4:e083b000 [ 1327.580381][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.580479][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.580579][ T32] r5:8508ab8c r4:8508a800 [ 1327.580629][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.580765][ T32] r7:ddde2d80 r6:83018200 r5:8508ab8c r4:8512e600 [ 1327.580842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.580986][ T32] r10:61c88647 r9:85020000 r8:8512e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.581050][ T32] r4:8512e600 [ 1327.581125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.581331][ T32] r10:00000000 r9:8512e600 r8:80287e08 r7:e082de60 r6:8512e680 r5:85020000 [ 1327.581445][ T32] r4:00000001 [ 1327.581523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.581616][ T32] Exception stack(0xe0809fb0 to 0xe0809ff8) [ 1327.581688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.581757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.581847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.581964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.582045][ T32] r4:8512b8c0 [ 1327.582776][ T32] INFO: task kworker/1:276:3897 is blocked on a mutex likely owned by task kworker/1:189:3705. [ 1327.582866][ T32] task:kworker/1:189 state:R running task stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.583011][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.583334][ T32] Call trace: [ 1327.583448][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.583575][ T32] r10:82ac21c4 r9:848fe000 r8:80200be4 r7:e0235d5c r6:ffffffff r5:848fe000 [ 1327.583634][ T32] r4:00000000 [ 1327.583681][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.583774][ T32] Exception stack(0xe0235d28 to 0xe0235d70) [ 1327.583844][ T32] 5d20: ece9c000 ed069000 00000001 80239b98 7f4cf000 00000001 [ 1327.583913][ T32] 5d40: 82ac15a0 7f4cf000 ed069000 8280c928 82ac21c4 e0235da4 e0235da8 e0235d78 [ 1327.583977][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.584037][ T32] r5:800f0013 r4:80239bb0 [ 1327.584109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.584211][ T32] r4:82ac21e4 [ 1327.584264][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.584406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0235dc0 r5:e0235e08 [ 1327.584472][ T32] r4:e0235dc0 [ 1327.584527][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.584746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1340 [ 1327.584817][ T32] r4:00000000 [ 1327.584869][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.584983][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.585038][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.585139][ T32] r5:00001000 r4:dfc4f000 [ 1327.585211][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.585348][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.585456][ T32] r5:84ba4f8c r4:84ba4c00 [ 1327.585551][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.585693][ T32] r7:ddde2d80 r6:83018200 r5:84ba4f8c r4:84bd5300 [ 1327.585747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.585862][ T32] r10:61c88647 r9:848fe000 r8:84bd532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.585918][ T32] r4:84bd5300 [ 1327.585989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.586099][ T32] r10:00000000 r9:84bd5300 r8:80287e08 r7:e0009e60 r6:84bd5380 r5:848fe000 [ 1327.586212][ T32] r4:00000001 [ 1327.586297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.586388][ T32] Exception stack(0xe0235fb0 to 0xe0235ff8) [ 1327.586461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.586528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.586617][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.586690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.586777][ T32] r4:84bc1080 [ 1327.586880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.586973][ T32] INFO: task kworker/1:277:3899 blocked for more than 454 seconds. [ 1327.587075][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.587164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.587219][ T32] task:kworker/1:277 state:D stack:0 pid:3899 tgid:3899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.587345][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.587457][ T32] Call trace: [ 1327.587588][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.587744][ T32] r10:8291a684 r9:e0839d84 r8:00000002 r7:60000013 r6:e0839d8c r5:85020c00 [ 1327.587919][ T32] r4:85020c00 [ 1327.587978][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.588159][ T32] r5:85020c00 r4:8291a680 [ 1327.588224][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.588320][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.588436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0839e08 [ 1327.588515][ T32] r4:00000000 [ 1327.588569][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.588684][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.588802][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.588912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498b540 [ 1327.588973][ T32] r4:00000000 [ 1327.589024][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.589166][ T32] r9:83018205 r8:85020c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.589227][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.609799][ T32] r5:00001000 r4:e019b000 [ 1327.609895][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.610012][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.610155][ T32] r5:8442a38c r4:8442a000 [ 1327.610207][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.610300][ T32] r7:ddde2d80 r6:83018200 r5:8442a38c r4:8512e700 [ 1327.610350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.610455][ T32] r10:61c88647 r9:85020c00 r8:8512e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.610498][ T32] r4:8512e700 [ 1327.610533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.610620][ T32] r10:00000000 r9:8512e700 r8:80287e08 r7:e0809e60 r6:8512e780 r5:85020c00 [ 1327.610660][ T32] r4:00000001 [ 1327.610721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.610796][ T32] Exception stack(0xe0839fb0 to 0xe0839ff8) [ 1327.610851][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.610930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.611005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.611110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.611222][ T32] r4:8512bc00 [ 1327.611923][ T32] INFO: task kworker/1:277:3899 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.612119][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.612245][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.612327][ T32] Call trace: [ 1327.612388][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.612487][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.612529][ T32] r4:00000000 [ 1327.612588][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.612743][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.612805][ T32] 9d20: 7f2e7000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.612860][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.612906][ T32] 9d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1327.613086][ T32] r5:900f0013 r4:80239bb0 [ 1327.613211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.613319][ T32] r4:82ac21e4 [ 1327.613362][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.613473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.613519][ T32] r4:e0009dc0 [ 1327.613555][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.613636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.613866][ T32] r4:00000000 [ 1327.614001][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.614146][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.614193][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.614319][ T32] r5:00001000 r4:ecbd5000 [ 1327.614405][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.614513][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.614619][ T32] r5:85adb38c r4:85adb000 [ 1327.614683][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.614803][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.614860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.615007][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.615071][ T32] r4:84bd5200 [ 1327.615157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.615284][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.615368][ T32] r4:00000001 [ 1327.615419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.615508][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.615618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.615695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.615761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.615856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.615913][ T32] r4:84bc6c00 [ 1327.615964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.616035][ T32] INFO: task kworker/0:118:3903 blocked for more than 454 seconds. [ 1327.616113][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.616199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.616281][ T32] task:kworker/0:118 state:D stack:0 pid:3903 tgid:3903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.616400][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.616507][ T32] Call trace: [ 1327.616581][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.616730][ T32] r10:8291a684 r9:e0669d84 r8:00000002 r7:60000013 r6:e0669d8c r5:85022400 [ 1327.616788][ T32] r4:85022400 [ 1327.616836][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.616936][ T32] r5:85022400 r4:8291a680 [ 1327.616985][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.617132][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.617268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0669e08 [ 1327.617325][ T32] r4:00000000 [ 1327.617383][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.617467][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.617551][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.617655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131540 [ 1327.617712][ T32] r4:00000000 [ 1327.617760][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.617890][ T32] r9:83018005 r8:85022400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1327.617967][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.618066][ T32] r5:00001000 r4:dfd99000 [ 1327.618174][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.618266][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.618368][ T32] r5:850ae38c r4:850ae000 [ 1327.618432][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.618546][ T32] r7:dddced80 r6:83018000 r5:850ae38c r4:8506f080 [ 1327.618620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.618731][ T32] r10:61c88647 r9:85022400 r8:8506f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.618786][ T32] r4:8506f080 [ 1327.618832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.618938][ T32] r10:00000000 r9:8506f080 r8:80287e08 r7:e0799e60 r6:8512e800 r5:85022400 [ 1327.618994][ T32] r4:00000001 [ 1327.619064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.619155][ T32] Exception stack(0xe0669fb0 to 0xe0669ff8) [ 1327.619220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.656951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.657076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.657182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.657243][ T32] r4:85131840 [ 1327.657906][ T32] INFO: task kworker/0:118:3903 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.658012][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.658192][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.658370][ T32] Call trace: [ 1327.658447][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.658583][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.658644][ T32] r4:00000000 [ 1327.658716][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.658837][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.658930][ T32] 9d20: 7f6ab000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.659025][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.659113][ T32] 9d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1327.659226][ T32] r5:900f0013 r4:80239bb0 [ 1327.666877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.667056][ T32] r4:82ac21e4 [ 1327.667133][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.667469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.667568][ T32] r4:e0009dc0 [ 1327.667628][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.667762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.667823][ T32] r4:00000000 [ 1327.667904][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.668019][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.668075][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.668183][ T32] r5:00001000 r4:ecbd5000 [ 1327.668234][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.668328][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.668441][ T32] r5:85adb38c r4:85adb000 [ 1327.668516][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.668629][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.668682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.668794][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.668849][ T32] r4:84bd5200 [ 1327.668897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.669031][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.669168][ T32] r4:00000001 [ 1327.669223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.680011][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.680116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.680179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.680367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.680439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.680770][ T32] r4:84bc6c00 [ 1327.680819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.680891][ T32] INFO: task kworker/0:119:3905 blocked for more than 454 seconds. [ 1327.681096][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.681148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.681198][ T32] task:kworker/0:119 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.681293][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.681466][ T32] Call trace: [ 1327.681590][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.681695][ T32] r10:8291a684 r9:e071dd84 r8:00000002 r7:60000013 r6:e071dd8c r5:85023c00 [ 1327.681736][ T32] r4:85023c00 [ 1327.681772][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.681852][ T32] r5:85023c00 r4:8291a680 [ 1327.681905][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.681980][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.682062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e071de08 [ 1327.682113][ T32] r4:00000000 [ 1327.682154][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.682253][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.682327][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.682459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131b80 [ 1327.682512][ T32] r4:00000000 [ 1327.682574][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.682711][ T32] r9:83018005 r8:85023c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1327.682779][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.682973][ T32] r5:00001000 r4:dfac1000 [ 1327.683132][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.683212][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.683292][ T32] r5:850ad38c r4:850ad000 [ 1327.683373][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.683472][ T32] r7:dddced80 r6:83018000 r5:850ad38c r4:8506f100 [ 1327.683509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.683598][ T32] r10:61c88647 r9:85023c00 r8:8506f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.683642][ T32] r4:8506f100 [ 1327.683726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.683848][ T32] r10:00000000 r9:8506f100 r8:80287e08 r7:e0669e60 r6:8512e880 r5:85023c00 [ 1327.683911][ T32] r4:00000001 [ 1327.683976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.684069][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) [ 1327.684134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.684241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.684334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.684420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.684495][ T32] r4:85131840 [ 1327.685170][ T32] INFO: task kworker/0:119:3905 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.685341][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.685531][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.685632][ T32] Call trace: [ 1327.685732][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.685898][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.686050][ T32] r4:00000000 [ 1327.686102][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.686199][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.686269][ T32] 9d20: 7f936000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.686338][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.686406][ T32] 9d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1327.686485][ T32] r5:900f0013 r4:80239bb0 [ 1327.686537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.686634][ T32] r4:82ac21e4 [ 1327.686711][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.686840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.686929][ T32] r4:e0009dc0 [ 1327.687014][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.687139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.687194][ T32] r4:00000000 [ 1327.687289][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.687449][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.687528][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.687652][ T32] r5:00001000 r4:ecbd5000 [ 1327.687701][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.687792][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.687894][ T32] r5:85adb38c r4:85adb000 [ 1327.687964][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.688074][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.688129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.688239][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.688293][ T32] r4:84bd5200 [ 1327.688339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.688504][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.688567][ T32] r4:00000001 [ 1327.688617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.688713][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.688787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.688856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.688936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.689025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.689093][ T32] r4:84bc6c00 [ 1327.689149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.689212][ T32] INFO: task kworker/0:120:3906 blocked for more than 454 seconds. [ 1327.689281][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.689400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.713229][ T32] task:kworker/0:120 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.713496][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.713602][ T32] Call trace: [ 1327.713683][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.713792][ T32] r10:8291a684 r9:e084dd84 r8:00000002 r7:60000013 r6:e084dd8c r5:85023000 [ 1327.713837][ T32] r4:85023000 [ 1327.713874][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.713984][ T32] r5:85023000 r4:8291a680 [ 1327.714027][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.714123][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.714249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e084de08 [ 1327.714309][ T32] r4:00000000 [ 1327.714375][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.714476][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.714567][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.714669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131d00 [ 1327.714745][ T32] r4:00000000 [ 1327.714799][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.714930][ T32] r9:83018005 r8:85023000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1327.715011][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.715121][ T32] r5:00001000 r4:dfb25000 [ 1327.715175][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.715275][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.715405][ T32] r5:850ad78c r4:850ad400 [ 1327.715458][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.715580][ T32] r7:dddced80 r6:83018000 r5:850ad78c r4:8506f180 [ 1327.715712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.715835][ T32] r10:61c88647 r9:85023000 r8:8506f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.715890][ T32] r4:8506f180 [ 1327.715964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.716076][ T32] r10:00000000 r9:8506f180 r8:80287e08 r7:e0669e60 r6:8512e900 r5:85023000 [ 1327.716131][ T32] r4:00000001 [ 1327.716204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.716377][ T32] Exception stack(0xe084dfb0 to 0xe084dff8) [ 1327.716449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.716519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.716586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.716671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.716729][ T32] r4:85131a00 [ 1327.717408][ T32] INFO: task kworker/0:120:3906 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.717521][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.717680][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.717881][ T32] Call trace: [ 1327.718027][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.718147][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.718213][ T32] r4:00000000 [ 1327.718263][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.718382][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.718500][ T32] 9d20: 7fb6e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.718573][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.718662][ T32] 9d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1327.718751][ T32] r5:900f0013 r4:80239bb0 [ 1327.718814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.718911][ T32] r4:82ac21e4 [ 1327.718965][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.719092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.719177][ T32] r4:e0009dc0 [ 1327.719247][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.729931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.729995][ T32] r4:00000000 [ 1327.730071][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.730201][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.730272][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.730407][ T32] r5:00001000 r4:ecbd5000 [ 1327.730479][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.730568][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.730697][ T32] r5:85adb38c r4:85adb000 [ 1327.730755][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.730861][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.730906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.731009][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.731081][ T32] r4:84bd5200 [ 1327.731222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.731376][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.731444][ T32] r4:00000001 [ 1327.731536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.731623][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.731682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.731744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.731800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.731864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.731935][ T32] r4:84bc6c00 [ 1327.731986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.732046][ T32] INFO: task kworker/0:121:3908 blocked for more than 454 seconds. [ 1327.732139][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.732198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.732248][ T32] task:kworker/0:121 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.732384][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.732470][ T32] Call trace: [ 1327.732533][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.732640][ T32] r10:8291a684 r9:e085dd84 r8:00000002 r7:60000013 r6:e085dd8c r5:85021800 [ 1327.732688][ T32] r4:85021800 [ 1327.732728][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.732815][ T32] r5:85021800 r4:8291a680 [ 1327.732857][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.732935][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.733028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e085de08 [ 1327.733090][ T32] r4:00000000 [ 1327.733148][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.733238][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.733338][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.733440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131e40 [ 1327.733490][ T32] r4:00000000 [ 1327.733531][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.733625][ T32] r9:83018005 r8:85021800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1327.733669][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.733756][ T32] r5:00001000 r4:dfd29000 [ 1327.733798][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.733879][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.733965][ T32] r5:850adb8c r4:850ad800 [ 1327.734005][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.734098][ T32] r7:dddced80 r6:83018000 r5:850adb8c r4:8506f200 [ 1327.734175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.734297][ T32] r10:61c88647 r9:85021800 r8:8506f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.734354][ T32] r4:8506f200 [ 1327.734412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.734526][ T32] r10:00000000 r9:8506f200 r8:80287e08 r7:e0669e60 r6:8512e980 r5:85021800 [ 1327.734584][ T32] r4:00000001 [ 1327.734632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.734721][ T32] Exception stack(0xe085dfb0 to 0xe085dff8) [ 1327.734841][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.734916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.735015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.735095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.735194][ T32] r4:85131b00 [ 1327.735809][ T32] INFO: task kworker/0:121:3908 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.735898][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.736029][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.736143][ T32] Call trace: [ 1327.736225][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.736342][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.736406][ T32] r4:00000000 [ 1327.736454][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.736549][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.736651][ T32] 9d20: 7fb6e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.736755][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.736820][ T32] 9d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1327.736893][ T32] r5:900f0013 r4:80239bb0 [ 1327.736945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.737043][ T32] r4:82ac21e4 [ 1327.737116][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.737223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.737284][ T32] r4:e0009dc0 [ 1327.737359][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.737469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.737523][ T32] r4:00000000 [ 1327.737570][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.737701][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.737757][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.737911][ T32] r5:00001000 r4:ecbd5000 [ 1327.738009][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.738102][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.738241][ T32] r5:85adb38c r4:85adb000 [ 1327.738291][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.738434][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.738535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.738647][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.738701][ T32] r4:84bd5200 [ 1327.738750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.738859][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.738924][ T32] r4:00000001 [ 1327.738979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.739066][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.739134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.739203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.772488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.772635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.772810][ T32] r4:84bc6c00 [ 1327.772872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.772943][ T32] INFO: task kworker/0:122:3910 blocked for more than 454 seconds. [ 1327.773018][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.773077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.773135][ T32] task:kworker/0:122 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.773255][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.773437][ T32] Call trace: [ 1327.773588][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.773773][ T32] r10:8291a684 r9:e086dd84 r8:00000002 r7:60000013 r6:e086dd8c r5:85026000 [ 1327.773887][ T32] r4:85026000 [ 1327.773940][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.774047][ T32] r5:85026000 r4:8291a680 [ 1327.774120][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.774221][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.774331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e086de08 [ 1327.774396][ T32] r4:00000000 [ 1327.774459][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.774585][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.774685][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.774811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131fc0 [ 1327.774867][ T32] r4:00000000 [ 1327.774986][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.775196][ T32] r9:83018005 r8:85026000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.775256][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.775383][ T32] r5:00001000 r4:dfd55000 [ 1327.775438][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.775532][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.775631][ T32] r5:850adf8c r4:850adc00 [ 1327.775706][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.775818][ T32] r7:dddced80 r6:83018000 r5:850adf8c r4:8506f280 [ 1327.775881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.775995][ T32] r10:61c88647 r9:85026000 r8:8506f2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.776050][ T32] r4:8506f280 [ 1327.776102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.776238][ T32] r10:00000000 r9:8506f280 r8:80287e08 r7:e0669e60 r6:8512ea00 r5:85026000 [ 1327.776319][ T32] r4:00000001 [ 1327.776399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.776500][ T32] Exception stack(0xe086dfb0 to 0xe086dff8) [ 1327.776626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.776744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.776814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.776915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.776971][ T32] r4:85131cc0 [ 1327.777668][ T32] INFO: task kworker/0:122:3910 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.777771][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.777959][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.778077][ T32] Call trace: [ 1327.778195][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.778318][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.778379][ T32] r4:00000000 [ 1327.778427][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.778521][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.778601][ T32] 9d20: 7fecc000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.778763][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.778831][ T32] 9d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1327.778891][ T32] r5:900f0013 r4:80239bb0 [ 1327.778942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.779036][ T32] r4:82ac21e4 [ 1327.779088][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.779201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.797166][ T32] r4:e0009dc0 [ 1327.797301][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.797442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.797498][ T32] r4:00000000 [ 1327.797548][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.797752][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.797855][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.797986][ T32] r5:00001000 r4:ecbd5000 [ 1327.798040][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.798138][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.798262][ T32] r5:85adb38c r4:85adb000 [ 1327.798345][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.798573][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.798635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.798822][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.798892][ T32] r4:84bd5200 [ 1327.798971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.799098][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.799166][ T32] r4:00000001 [ 1327.799217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.803579][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.803656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.803718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.803770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.803831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.803876][ T32] r4:84bc6c00 [ 1327.803920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.804125][ T32] INFO: task kworker/0:123:3913 blocked for more than 454 seconds. [ 1327.804195][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.804269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.804333][ T32] task:kworker/0:123 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.804461][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.804570][ T32] Call trace: [ 1327.804641][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.804763][ T32] r10:8291a684 r9:e0871d84 r8:00000002 r7:60000013 r6:e0871d8c r5:85024800 [ 1327.804824][ T32] r4:85024800 [ 1327.804874][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.804985][ T32] r5:85024800 r4:8291a680 [ 1327.805069][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.805164][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.805269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0871e08 [ 1327.805324][ T32] r4:00000000 [ 1327.805378][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.805463][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.805545][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.805665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131040 [ 1327.805732][ T32] r4:00000000 [ 1327.805787][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.805925][ T32] r9:83018005 r8:85024800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1327.805991][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.806109][ T32] r5:00001000 r4:dfe6d000 [ 1327.806188][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.806299][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.806420][ T32] r5:850ae78c r4:850ae400 [ 1327.806477][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.806752][ T32] r7:dddced80 r6:83018000 r5:850ae78c r4:8506f300 [ 1327.806811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.806948][ T32] r10:61c88647 r9:85024800 r8:8506f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.807009][ T32] r4:8506f300 [ 1327.807100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.807244][ T32] r10:00000000 r9:8506f300 r8:80287e08 r7:e0669e60 r6:8512ea80 r5:85024800 [ 1327.807345][ T32] r4:00000001 [ 1327.807416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.807556][ T32] Exception stack(0xe0871fb0 to 0xe0871ff8) [ 1327.807629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.807699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.807767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.807841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.807923][ T32] r4:85131340 [ 1327.808585][ T32] INFO: task kworker/0:123:3913 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.808674][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.808849][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.809113][ T32] Call trace: [ 1327.809189][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.830650][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.830758][ T32] r4:00000000 [ 1327.830838][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.830998][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.831084][ T32] 9d20: 80444000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.831215][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.831296][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.831385][ T32] r5:800f0013 r4:80239bb0 [ 1327.831462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.831627][ T32] r4:82ac21e4 [ 1327.831683][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.831792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.831852][ T32] r4:e0009dc0 [ 1327.831905][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.832009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.832069][ T32] r4:00000000 [ 1327.832121][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.832239][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.832294][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.832413][ T32] r5:00001000 r4:ecbd5000 [ 1327.832466][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.832561][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.832736][ T32] r5:85adb38c r4:85adb000 [ 1327.832791][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.832936][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.832994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.833133][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.833220][ T32] r4:84bd5200 [ 1327.833286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.833407][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.833471][ T32] r4:00000001 [ 1327.833523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.833611][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.833682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.833783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.833922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.834030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.834106][ T32] r4:84bc6c00 [ 1327.834202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.834305][ T32] INFO: task kworker/0:124:3915 blocked for more than 454 seconds. [ 1327.834406][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.834470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.834556][ T32] task:kworker/0:124 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.834692][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.834883][ T32] Call trace: [ 1327.834967][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.835108][ T32] r10:8291a684 r9:e0875d84 r8:00000002 r7:60000013 r6:e0875d8c r5:85026c00 [ 1327.835172][ T32] r4:85026c00 [ 1327.835223][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.835372][ T32] r5:85026c00 r4:8291a680 [ 1327.835439][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.835607][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.835804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0875e08 [ 1327.835869][ T32] r4:00000000 [ 1327.835935][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.836026][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.836138][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.836246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512be00 [ 1327.836316][ T32] r4:00000000 [ 1327.836452][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.836566][ T32] r9:83018005 r8:85026c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1327.836646][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.836780][ T32] r5:00001000 r4:dfea3000 [ 1327.836864][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.836960][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.837060][ T32] r5:850aeb8c r4:850ae800 [ 1327.837113][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.837231][ T32] r7:dddced80 r6:83018000 r5:850aeb8c r4:8506f380 [ 1327.837287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.837409][ T32] r10:61c88647 r9:85026c00 r8:8506f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.837468][ T32] r4:8506f380 [ 1327.837522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.837636][ T32] r10:00000000 r9:8506f380 r8:80287e08 r7:e0871e60 r6:8512eb00 r5:85026c00 [ 1327.837724][ T32] r4:00000001 [ 1327.837779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.837871][ T32] Exception stack(0xe0875fb0 to 0xe0875ff8) [ 1327.837940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.838041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.838123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.838203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.838271][ T32] r4:85131440 [ 1327.838988][ T32] INFO: task kworker/0:124:3915 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.839092][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.839333][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.869964][ T32] Call trace: [ 1327.870075][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.870239][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.870308][ T32] r4:00000000 [ 1327.870382][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.870490][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.870598][ T32] 9d20: 807b1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.870680][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.870747][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.870819][ T32] r5:800f0013 r4:80239bb0 [ 1327.870910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.871058][ T32] r4:82ac21e4 [ 1327.871145][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.871270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.871359][ T32] r4:e0009dc0 [ 1327.871425][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.871557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.871631][ T32] r4:00000000 [ 1327.871687][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.871809][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.871875][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.872002][ T32] r5:00001000 r4:ecbd5000 [ 1327.872068][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.872198][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.872352][ T32] r5:85adb38c r4:85adb000 [ 1327.872439][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.872555][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.872612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.872729][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.872787][ T32] r4:84bd5200 [ 1327.872873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.872993][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.873087][ T32] r4:00000001 [ 1327.873141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.873228][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.873304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.873412][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.873493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.873572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.873650][ T32] r4:84bc6c00 [ 1327.873752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.873841][ T32] INFO: task kworker/1:278:3916 blocked for more than 454 seconds. [ 1327.873928][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.873996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.874053][ T32] task:kworker/1:278 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.874240][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.874421][ T32] Call trace: [ 1327.874521][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.874666][ T32] r10:8291a684 r9:e0879d84 r8:00000002 r7:60000113 r6:e0879d8c r5:85025400 [ 1327.874724][ T32] r4:85025400 [ 1327.874770][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.874891][ T32] r5:85025400 r4:8291a680 [ 1327.874991][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.875093][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.875204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0879e08 [ 1327.875282][ T32] r4:00000000 [ 1327.875365][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.875448][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.875528][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.875638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498bec0 [ 1327.875691][ T32] r4:00000000 [ 1327.875732][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.875873][ T32] r9:83018205 r8:85025400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.875947][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.876036][ T32] r5:00001000 r4:e00b7000 [ 1327.876078][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.876159][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.876269][ T32] r5:8508bb8c r4:8508b800 [ 1327.876314][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.876458][ T32] r7:ddde2d80 r6:83018200 r5:8508bb8c r4:8512eb80 [ 1327.876530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.876637][ T32] r10:61c88647 r9:85025400 r8:8512ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.876699][ T32] r4:8512eb80 [ 1327.876741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.876884][ T32] r10:00000000 r9:8512eb80 r8:80287e08 r7:e0839e60 r6:8512ec00 r5:85025400 [ 1327.876935][ T32] r4:00000001 [ 1327.877072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.877152][ T32] Exception stack(0xe0879fb0 to 0xe0879ff8) [ 1327.877217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.877276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.877332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.877397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.877479][ T32] r4:8513a680 [ 1327.878214][ T32] INFO: task kworker/1:278:3916 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.878297][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.878457][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.878583][ T32] Call trace: [ 1327.878665][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.878767][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.878916][ T32] r4:00000000 [ 1327.878964][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.879113][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.879204][ T32] 9d20: 807b1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.900910][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.901117][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.901216][ T32] r5:800f0013 r4:80239bb0 [ 1327.901278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.901423][ T32] r4:82ac21e4 [ 1327.901479][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.901595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.901784][ T32] r4:e0009dc0 [ 1327.901854][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.901979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.902072][ T32] r4:00000000 [ 1327.902134][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.902250][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.902319][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.902455][ T32] r5:00001000 r4:ecbd5000 [ 1327.902509][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.902627][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.902726][ T32] r5:85adb38c r4:85adb000 [ 1327.902788][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.902901][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.902954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.903065][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.903149][ T32] r4:84bd5200 [ 1327.903223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.903355][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.903421][ T32] r4:00000001 [ 1327.903471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.903619][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.903689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.903760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.903827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.903908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.903968][ T32] r4:84bc6c00 [ 1327.904045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.904218][ T32] INFO: task kworker/0:125:3919 blocked for more than 454 seconds. [ 1327.904298][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.904356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.904421][ T32] task:kworker/0:125 state:D stack:0 pid:3919 tgid:3919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.904644][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.904751][ T32] Call trace: [ 1327.904876][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.905020][ T32] r10:8291a684 r9:e087dd84 r8:00000002 r7:60000113 r6:e087dd8c r5:85028000 [ 1327.905078][ T32] r4:85028000 [ 1327.905133][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.905258][ T32] r5:85028000 r4:8291a680 [ 1327.905312][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.905414][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.905529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e087de08 [ 1327.905590][ T32] r4:00000000 [ 1327.905639][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.905748][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.905843][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.905955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a980 [ 1327.906010][ T32] r4:00000000 [ 1327.906058][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.906212][ T32] r9:83018005 r8:85028000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.906270][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.906392][ T32] r5:00001000 r4:e005d000 [ 1327.906447][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.906550][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.906655][ T32] r5:8508af8c r4:8508ac00 [ 1327.906704][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.906838][ T32] r7:dddced80 r6:83018000 r5:8508af8c r4:8506f400 [ 1327.906918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.907064][ T32] r10:61c88647 r9:85028000 r8:8506f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.907165][ T32] r4:8506f400 [ 1327.907216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.907346][ T32] r10:00000000 r9:8506f400 r8:80287e08 r7:e0875e60 r6:8512ec80 r5:85028000 [ 1327.907410][ T32] r4:00000001 [ 1327.907457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.907545][ T32] Exception stack(0xe087dfb0 to 0xe087dff8) [ 1327.907613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.907683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.907751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.907830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.907888][ T32] r4:8512bf40 [ 1327.908590][ T32] INFO: task kworker/0:125:3919 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.908683][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.908833][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.908960][ T32] Call trace: [ 1327.909081][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.909288][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.940228][ T32] r4:00000000 [ 1327.940314][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.940469][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.940594][ T32] 9d20: 80f70000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.940692][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.940801][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.940887][ T32] r5:800f0013 r4:80239bb0 [ 1327.940940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.941135][ T32] r4:82ac21e4 [ 1327.941190][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.941321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.941410][ T32] r4:e0009dc0 [ 1327.941463][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.941592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.941673][ T32] r4:00000000 [ 1327.941725][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.941956][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.942012][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.942123][ T32] r5:00001000 r4:ecbd5000 [ 1327.942178][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.942272][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.942408][ T32] r5:85adb38c r4:85adb000 [ 1327.942461][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.942576][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.942657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.942770][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.942827][ T32] r4:84bd5200 [ 1327.942876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.942988][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.943042][ T32] r4:00000001 [ 1327.943091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.943178][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.943255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.943346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.943421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.943516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.943575][ T32] r4:84bc6c00 [ 1327.943630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.943718][ T32] INFO: task kworker/0:126:3920 blocked for more than 454 seconds. [ 1327.943805][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.943879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.943962][ T32] task:kworker/0:126 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.944089][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.944216][ T32] Call trace: [ 1327.944306][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1327.944426][ T32] r10:8291a684 r9:e0881d84 r8:00000002 r7:60000113 r6:e0881d8c r5:85028c00 [ 1327.944486][ T32] r4:85028c00 [ 1327.944568][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1327.944687][ T32] r5:85028c00 r4:8291a680 [ 1327.944741][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.944878][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.944987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0881e08 [ 1327.945102][ T32] r4:00000000 [ 1327.945162][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1327.945258][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.945383][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.945488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851366c0 [ 1327.945545][ T32] r4:00000000 [ 1327.945593][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.945700][ T32] r9:83018005 r8:85028c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1327.945753][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.945854][ T32] r5:00001000 r4:e0203000 [ 1327.945903][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.945993][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.946091][ T32] r5:850ec78c r4:850ec400 [ 1327.946142][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.946255][ T32] r7:dddced80 r6:83018000 r5:850ec78c r4:8506f480 [ 1327.946304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.946426][ T32] r10:61c88647 r9:85028c00 r8:8506f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.946481][ T32] r4:8506f480 [ 1327.946531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.946638][ T32] r10:00000000 r9:8506f480 r8:80287e08 r7:e087de60 r6:8512ed00 r5:85028c00 [ 1327.946694][ T32] r4:00000001 [ 1327.946743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.946831][ T32] Exception stack(0xe0881fb0 to 0xe0881ff8) [ 1327.946922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.947034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.947127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.947224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.947281][ T32] r4:85131640 [ 1327.948095][ T32] INFO: task kworker/0:126:3920 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1327.948227][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.948403][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.948656][ T32] Call trace: [ 1327.948745][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.948869][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1327.948923][ T32] r4:00000000 [ 1327.948997][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.949096][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1327.949169][ T32] 9d20: 80f70000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1327.949239][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1327.949336][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.977299][ T32] r5:800f0013 r4:80239bb0 [ 1327.977412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.977538][ T32] r4:82ac21e4 [ 1327.977603][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.977724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1327.977799][ T32] r4:e0009dc0 [ 1327.977889][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1327.977989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1327.978032][ T32] r4:00000000 [ 1327.978069][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.978172][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1327.978253][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.978355][ T32] r5:00001000 r4:ecbd5000 [ 1327.978405][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1327.978485][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.978576][ T32] r5:85adb38c r4:85adb000 [ 1327.978641][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.978752][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1327.978833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.978939][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.978989][ T32] r4:84bd5200 [ 1327.979101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.979341][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1327.988055][ T32] r4:00000001 [ 1327.988133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.988261][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1327.988356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.988441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.988507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.988583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.988710][ T32] r4:84bc6c00 [ 1327.988953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.989028][ T32] INFO: task kworker/0:127:3922 blocked for more than 454 seconds. [ 1327.989149][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1327.989216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.004147][ T32] task:kworker/0:127 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.004377][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.004527][ T32] Call trace: [ 1328.004603][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.004748][ T32] r10:8291a684 r9:e0885d84 r8:00000002 r7:60000113 r6:e0885d8c r5:85029800 [ 1328.004816][ T32] r4:85029800 [ 1328.004869][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.005004][ T32] r5:85029800 r4:8291a680 [ 1328.005058][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.005157][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.005294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0885e08 [ 1328.005361][ T32] r4:00000000 [ 1328.005418][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.005524][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.005620][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.005721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1d700 [ 1328.005773][ T32] r4:00000000 [ 1328.005842][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.005958][ T32] r9:83018005 r8:85029800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1328.006027][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.006161][ T32] r5:00001000 r4:e00a7000 [ 1328.006212][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.006490][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.006585][ T32] r5:850aef8c r4:850aec00 [ 1328.006627][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.006729][ T32] r7:dddced80 r6:83018000 r5:850aef8c r4:8506f500 [ 1328.006774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.006880][ T32] r10:61c88647 r9:85029800 r8:8506f52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.006932][ T32] r4:8506f500 [ 1328.006995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.007119][ T32] r10:00000000 r9:8506f500 r8:80287e08 r7:e0881e60 r6:8512ed80 r5:85029800 [ 1328.007212][ T32] r4:00000001 [ 1328.007256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.007351][ T32] Exception stack(0xe0885fb0 to 0xe0885ff8) [ 1328.007442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.007503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.007562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.007624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.007714][ T32] r4:85131400 [ 1328.008418][ T32] INFO: task kworker/0:127:3922 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.008498][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.008635][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.008809][ T32] Call trace: [ 1328.008869][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.009061][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.009114][ T32] r4:00000000 [ 1328.009167][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.009298][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.020162][ T32] 9d20: 8158a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.020265][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.020331][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.020436][ T32] r5:800f0013 r4:80239bb0 [ 1328.020561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.020690][ T32] r4:82ac21e4 [ 1328.020765][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.020874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.020928][ T32] r4:e0009dc0 [ 1328.020978][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.021083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.021139][ T32] r4:00000000 [ 1328.021212][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.021325][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.021385][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.021513][ T32] r5:00001000 r4:ecbd5000 [ 1328.021565][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.021662][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.021787][ T32] r5:85adb38c r4:85adb000 [ 1328.021847][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.021992][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.022047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.022163][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.022223][ T32] r4:84bd5200 [ 1328.022272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.022395][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.022456][ T32] r4:00000001 [ 1328.022528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.022619][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.022695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.022793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.022888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.022975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.023033][ T32] r4:84bc6c00 [ 1328.023088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.023184][ T32] INFO: task kworker/0:128:3924 blocked for more than 454 seconds. [ 1328.023277][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.023356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.023425][ T32] task:kworker/0:128 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.023576][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.023686][ T32] Call trace: [ 1328.023775][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.023906][ T32] r10:8291a684 r9:e0889d84 r8:00000002 r7:60000113 r6:e0889d8c r5:8502a400 [ 1328.023965][ T32] r4:8502a400 [ 1328.024086][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.024193][ T32] r5:8502a400 r4:8291a680 [ 1328.024243][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.024332][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.024461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0889e08 [ 1328.024526][ T32] r4:00000000 [ 1328.024574][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.024659][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.024738][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.024922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136040 [ 1328.024988][ T32] r4:00000000 [ 1328.025037][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.025157][ T32] r9:83018005 r8:8502a400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1328.025210][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.025329][ T32] r5:00001000 r4:e00bf000 [ 1328.025446][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.025553][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.025680][ T32] r5:850af38c r4:850af000 [ 1328.025730][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.025844][ T32] r7:dddced80 r6:83018000 r5:850af38c r4:8506f580 [ 1328.025905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.026016][ T32] r10:61c88647 r9:8502a400 r8:8506f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.026071][ T32] r4:8506f580 [ 1328.026120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.026237][ T32] r10:00000000 r9:8506f580 r8:80287e08 r7:e0881e60 r6:8512ee00 r5:8502a400 [ 1328.026349][ T32] r4:00000001 [ 1328.026414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.026503][ T32] Exception stack(0xe0889fb0 to 0xe0889ff8) [ 1328.026570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.026641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.026705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.026792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.026898][ T32] r4:85136100 [ 1328.027668][ T32] INFO: task kworker/0:128:3924 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.027769][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.027918][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.028062][ T32] Call trace: [ 1328.028140][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.028268][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.028336][ T32] r4:00000000 [ 1328.028390][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.028563][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.028647][ T32] 9d20: 8158a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.028769][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.028845][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.028913][ T32] r5:800f0013 r4:80239bb0 [ 1328.028963][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.029092][ T32] r4:82ac21e4 [ 1328.029192][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.029306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.050276][ T32] r4:e0009dc0 [ 1328.050409][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.050547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.050593][ T32] r4:00000000 [ 1328.050638][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.050737][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.050785][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.050892][ T32] r5:00001000 r4:ecbd5000 [ 1328.050969][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.051062][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.051153][ T32] r5:85adb38c r4:85adb000 [ 1328.051211][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.051318][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.051385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.051649][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.051703][ T32] r4:84bd5200 [ 1328.051744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.051845][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.051892][ T32] r4:00000001 [ 1328.051953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.052032][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.052122][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.052185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.052246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.052339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.052487][ T32] r4:84bc6c00 [ 1328.052540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.052622][ T32] INFO: task kworker/0:129:3926 blocked for more than 454 seconds. [ 1328.052697][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.052766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.052862][ T32] task:kworker/0:129 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.053024][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.053119][ T32] Call trace: [ 1328.053180][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.053296][ T32] r10:8291a684 r9:e0891d84 r8:00000002 r7:60000113 r6:e0891d8c r5:8502bc00 [ 1328.053354][ T32] r4:8502bc00 [ 1328.053402][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.053491][ T32] r5:8502bc00 r4:8291a680 [ 1328.053535][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.053622][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.053714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0891e08 [ 1328.053763][ T32] r4:00000000 [ 1328.053802][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.053924][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.053994][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.054085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136340 [ 1328.054205][ T32] r4:00000000 [ 1328.054257][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.054370][ T32] r9:83018005 r8:8502bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1328.054439][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.054566][ T32] r5:00001000 r4:e00db000 [ 1328.054625][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.054719][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.054847][ T32] r5:850af78c r4:850af400 [ 1328.054910][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.055026][ T32] r7:dddced80 r6:83018000 r5:850af78c r4:8506f600 [ 1328.055079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.055196][ T32] r10:61c88647 r9:8502bc00 r8:8506f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.055259][ T32] r4:8506f600 [ 1328.055307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.055447][ T32] r10:00000000 r9:8506f600 r8:80287e08 r7:e0881e60 r6:8512ee80 r5:8502bc00 [ 1328.055505][ T32] r4:00000001 [ 1328.055554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.055643][ T32] Exception stack(0xe0891fb0 to 0xe0891ff8) [ 1328.055709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.055778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.055873][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.055948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.056003][ T32] r4:851361c0 [ 1328.056764][ T32] INFO: task kworker/0:129:3926 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.056865][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.057064][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.057246][ T32] Call trace: [ 1328.057396][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.057550][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.057612][ T32] r4:00000000 [ 1328.057658][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.057801][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.057921][ T32] 9d20: 818e0000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.058018][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.058083][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.058150][ T32] r5:800f0013 r4:80239bb0 [ 1328.058223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.058334][ T32] r4:82ac21e4 [ 1328.058392][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.058499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.058568][ T32] r4:e0009dc0 [ 1328.058687][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.058798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.058857][ T32] r4:00000000 [ 1328.058908][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.059088][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.059164][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.059304][ T32] r5:00001000 r4:ecbd5000 [ 1328.087790][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.087958][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.088065][ T32] r5:85adb38c r4:85adb000 [ 1328.088118][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.088232][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.088292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.088438][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.088496][ T32] r4:84bd5200 [ 1328.088572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.088715][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.088773][ T32] r4:00000001 [ 1328.088847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.088973][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.089047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.089146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.089216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.093798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.093941][ T32] r4:84bc6c00 [ 1328.094004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.094077][ T32] INFO: task kworker/0:130:3927 blocked for more than 454 seconds. [ 1328.094238][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.094327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.094406][ T32] task:kworker/0:130 state:D stack:0 pid:3927 tgid:3927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.094533][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.094660][ T32] Call trace: [ 1328.094738][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.094887][ T32] r10:8291a684 r9:e0895d84 r8:00000002 r7:60000013 r6:e0895d8c r5:8502c800 [ 1328.094962][ T32] r4:8502c800 [ 1328.095013][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.095115][ T32] r5:8502c800 r4:8291a680 [ 1328.095169][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.095279][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.095418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0895e08 [ 1328.095477][ T32] r4:00000000 [ 1328.095541][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.095673][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.095767][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.095870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136480 [ 1328.095924][ T32] r4:00000000 [ 1328.095973][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.096083][ T32] r9:83018005 r8:8502c800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1328.096146][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.096246][ T32] r5:00001000 r4:e0109000 [ 1328.096299][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.096411][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.096529][ T32] r5:850afb8c r4:850af800 [ 1328.096581][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.096695][ T32] r7:dddced80 r6:83018000 r5:850afb8c r4:8506f680 [ 1328.096782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.096900][ T32] r10:61c88647 r9:8502c800 r8:8506f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.096956][ T32] r4:8506f680 [ 1328.097123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.097282][ T32] r10:00000000 r9:8506f680 r8:80287e08 r7:e0881e60 r6:8512ef00 r5:8502c800 [ 1328.097338][ T32] r4:00000001 [ 1328.097415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.097509][ T32] Exception stack(0xe0895fb0 to 0xe0895ff8) [ 1328.097583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.097655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.097723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.097794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.097849][ T32] r4:851361c0 [ 1328.098560][ T32] INFO: task kworker/0:130:3927 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.098667][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.098834][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.098944][ T32] Call trace: [ 1328.099041][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.099163][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.099263][ T32] r4:00000000 [ 1328.117418][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.117592][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.117672][ T32] 9d20: 81e38000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.117745][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.117833][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.117903][ T32] r5:800f0013 r4:80239bb0 [ 1328.117954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.118057][ T32] r4:82ac21e4 [ 1328.118227][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.118342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.118411][ T32] r4:e0009dc0 [ 1328.118462][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.118580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.118643][ T32] r4:00000000 [ 1328.118692][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.118805][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.118859][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.118972][ T32] r5:00001000 r4:ecbd5000 [ 1328.119047][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.119192][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.133243][ T32] r5:85adb38c r4:85adb000 [ 1328.133422][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.133584][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.133644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.133760][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.133816][ T32] r4:84bd5200 [ 1328.133867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.133980][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.134035][ T32] r4:00000001 [ 1328.134116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.134230][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.134329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.134453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.134529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.134605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.134685][ T32] r4:84bc6c00 [ 1328.134749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.134818][ T32] INFO: task kworker/0:131:3929 blocked for more than 454 seconds. [ 1328.134893][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.134954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.135030][ T32] task:kworker/0:131 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.135153][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.135316][ T32] Call trace: [ 1328.135396][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.135505][ T32] r10:8291a684 r9:e089dd84 r8:00000002 r7:60000113 r6:e089dd8c r5:8502b000 [ 1328.135584][ T32] r4:8502b000 [ 1328.135638][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.135748][ T32] r5:8502b000 r4:8291a680 [ 1328.135817][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.135921][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.136030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e089de08 [ 1328.136088][ T32] r4:00000000 [ 1328.136139][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.136318][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.136416][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.136552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136580 [ 1328.136614][ T32] r4:00000000 [ 1328.136661][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.136773][ T32] r9:83018005 r8:8502b000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.136828][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.136926][ T32] r5:00001000 r4:e01a3000 [ 1328.137004][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.137166][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.137325][ T32] r5:850aff8c r4:850afc00 [ 1328.137378][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.137485][ T32] r7:dddced80 r6:83018000 r5:850aff8c r4:8506f700 [ 1328.137564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.137677][ T32] r10:61c88647 r9:8502b000 r8:8506f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.137761][ T32] r4:8506f700 [ 1328.137838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.137979][ T32] r10:00000000 r9:8506f700 r8:80287e08 r7:e0881e60 r6:8512ef80 r5:8502b000 [ 1328.138037][ T32] r4:00000001 [ 1328.138098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.138189][ T32] Exception stack(0xe089dfb0 to 0xe089dff8) [ 1328.138291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.138360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.138430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.138532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.138595][ T32] r4:851361c0 [ 1328.139340][ T32] INFO: task kworker/0:131:3929 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.153932][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.154170][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.154284][ T32] Call trace: [ 1328.154359][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.154486][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.154546][ T32] r4:00000000 [ 1328.154621][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.154764][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.154861][ T32] 9d20: 81fe9000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.154955][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.155056][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.155153][ T32] r5:800f0013 r4:80239bb0 [ 1328.155223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.155377][ T32] r4:82ac21e4 [ 1328.155438][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.155610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.155682][ T32] r4:e0009dc0 [ 1328.155737][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.155879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.155938][ T32] r4:00000000 [ 1328.155989][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.156101][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.156153][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.156259][ T32] r5:00001000 r4:ecbd5000 [ 1328.156396][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.156494][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.156593][ T32] r5:85adb38c r4:85adb000 [ 1328.156646][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.156785][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.156841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.156952][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.157010][ T32] r4:84bd5200 [ 1328.157060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.157172][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.157234][ T32] r4:00000001 [ 1328.157284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.157371][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.157439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.157580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.157685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.157825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.157912][ T32] r4:84bc6c00 [ 1328.157968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.158039][ T32] INFO: task kworker/0:132:3931 blocked for more than 454 seconds. [ 1328.158116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.158239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.158306][ T32] task:kworker/0:132 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.158444][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.158590][ T32] Call trace: [ 1328.158704][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.158816][ T32] r10:8291a684 r9:e08a5d84 r8:00000002 r7:60000113 r6:e08a5d8c r5:8502ec00 [ 1328.158871][ T32] r4:8502ec00 [ 1328.158923][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.159023][ T32] r5:8502ec00 r4:8291a680 [ 1328.159145][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.159264][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.177051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a5e08 [ 1328.177124][ T32] r4:00000000 [ 1328.177170][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.177270][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.177342][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.177453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136700 [ 1328.177504][ T32] r4:00000000 [ 1328.177542][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.177660][ T32] r9:83018005 r8:8502ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1328.177705][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.177791][ T32] r5:00001000 r4:e01d3000 [ 1328.177829][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.177901][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.178015][ T32] r5:84918f8c r4:84918c00 [ 1328.178057][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.178166][ T32] r7:dddced80 r6:83018000 r5:84918f8c r4:8506f780 [ 1328.178218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.178311][ T32] r10:61c88647 r9:8502ec00 r8:8506f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.178353][ T32] r4:8506f780 [ 1328.178388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.178477][ T32] r10:00000000 r9:8506f780 r8:80287e08 r7:e0881e60 r6:8512f000 r5:8502ec00 [ 1328.178521][ T32] r4:00000001 [ 1328.178559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.178649][ T32] Exception stack(0xe08a5fb0 to 0xe08a5ff8) [ 1328.178767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.178826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.178877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.178935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.179065][ T32] r4:85136440 [ 1328.190365][ T32] INFO: task kworker/0:132:3931 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.190545][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.190783][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.190911][ T32] Call trace: [ 1328.191017][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.191180][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.191250][ T32] r4:00000000 [ 1328.191302][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.191442][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.191545][ T32] 9d20: 82237000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.191621][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.191682][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.191773][ T32] r5:800f0013 r4:80239bb0 [ 1328.191847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.191954][ T32] r4:82ac21e4 [ 1328.192007][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.192146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.192211][ T32] r4:e0009dc0 [ 1328.192280][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.192384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.192438][ T32] r4:00000000 [ 1328.192508][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.192628][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.192715][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.192827][ T32] r5:00001000 r4:ecbd5000 [ 1328.192877][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.193003][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.193107][ T32] r5:85adb38c r4:85adb000 [ 1328.193157][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.193280][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.193335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.193446][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.193521][ T32] r4:84bd5200 [ 1328.193583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.193694][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.193837][ T32] r4:00000001 [ 1328.193917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.194005][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.194069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.194141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.194213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.194286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.194345][ T32] r4:84bc6c00 [ 1328.194398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.194514][ T32] INFO: task kworker/0:133:3933 blocked for more than 454 seconds. [ 1328.194615][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.194679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.194734][ T32] task:kworker/0:133 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.194890][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.195015][ T32] Call trace: [ 1328.195090][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.195210][ T32] r10:8291a684 r9:e0869d84 r8:00000002 r7:60000013 r6:e0869d8c r5:845f5400 [ 1328.195268][ T32] r4:845f5400 [ 1328.195318][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.195444][ T32] r5:845f5400 r4:8291a680 [ 1328.195499][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.195594][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.195721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0869e08 [ 1328.195785][ T32] r4:00000000 [ 1328.195894][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.195988][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.196073][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.196178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136840 [ 1328.196264][ T32] r4:00000000 [ 1328.196317][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.196423][ T32] r9:83018005 r8:845f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1328.196492][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.196593][ T32] r5:00001000 r4:e01df000 [ 1328.196647][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.196739][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.196837][ T32] r5:850ec38c r4:850ec000 [ 1328.196887][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.196991][ T32] r7:dddced80 r6:83018000 r5:850ec38c r4:8506f800 [ 1328.197069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.197201][ T32] r10:61c88647 r9:845f5400 r8:8506f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.197289][ T32] r4:8506f800 [ 1328.197348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.197486][ T32] r10:00000000 r9:8506f800 r8:80287e08 r7:e0881e60 r6:8506f880 r5:845f5400 [ 1328.197543][ T32] r4:00000001 [ 1328.197590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.197679][ T32] Exception stack(0xe0869fb0 to 0xe0869ff8) [ 1328.197744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.197813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.197880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.197952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.198005][ T32] r4:851364c0 [ 1328.198492][ T32] INFO: task kworker/0:133:3933 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.198584][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.198748][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.198880][ T32] Call trace: [ 1328.198979][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.199099][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.199156][ T32] r4:00000000 [ 1328.199249][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.230127][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.230254][ T32] 9d20: 825e9000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.230328][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.230393][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.230476][ T32] r5:800f0013 r4:80239bb0 [ 1328.230533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.230667][ T32] r4:82ac21e4 [ 1328.230748][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.230890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.231009][ T32] r4:e0009dc0 [ 1328.231064][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.231212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.231345][ T32] r4:00000000 [ 1328.231404][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.231540][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.231627][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.231743][ T32] r5:00001000 r4:ecbd5000 [ 1328.231794][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.231890][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.232000][ T32] r5:85adb38c r4:85adb000 [ 1328.232083][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.232203][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.232258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.232400][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.232459][ T32] r4:84bd5200 [ 1328.232564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.232685][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.232741][ T32] r4:00000001 [ 1328.232821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.232910][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.233005][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.233076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.233144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.233249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.233316][ T32] r4:84bc6c00 [ 1328.233375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.233448][ T32] INFO: task kworker/0:134:3936 blocked for more than 454 seconds. [ 1328.233526][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.233587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.233679][ T32] task:kworker/0:134 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.233810][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.233969][ T32] Call trace: [ 1328.234114][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.234268][ T32] r10:8291a684 r9:e08a9d84 r8:00000002 r7:60000113 r6:e08a9d8c r5:845f6000 [ 1328.234331][ T32] r4:845f6000 [ 1328.234395][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.234516][ T32] r5:845f6000 r4:8291a680 [ 1328.234568][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.234659][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.234761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a9e08 [ 1328.234837][ T32] r4:00000000 [ 1328.234889][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.234965][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.235052][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.235146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136c80 [ 1328.235228][ T32] r4:00000000 [ 1328.235318][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.235493][ T32] r9:83018005 r8:845f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.235574][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.235690][ T32] r5:00001000 r4:e0607000 [ 1328.235731][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.235842][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.235963][ T32] r5:850ecf8c r4:850ecc00 [ 1328.236006][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.236124][ T32] r7:dddced80 r6:83018000 r5:850ecf8c r4:8506f900 [ 1328.236175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.236336][ T32] r10:61c88647 r9:845f6000 r8:8506f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.236386][ T32] r4:8506f900 [ 1328.236423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.236572][ T32] r10:00000000 r9:8506f900 r8:80287e08 r7:e0881e60 r6:8506f980 r5:845f6000 [ 1328.236645][ T32] r4:00000001 [ 1328.236702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.236773][ T32] Exception stack(0xe08a9fb0 to 0xe08a9ff8) [ 1328.236852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.236913][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.236972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.237032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.237101][ T32] r4:851367c0 [ 1328.237790][ T32] INFO: task kworker/0:134:3936 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.237863][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.238051][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.238168][ T32] Call trace: [ 1328.238269][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.238409][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.238469][ T32] r4:00000000 [ 1328.238517][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.238620][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.238717][ T32] 9d20: 825e9000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.238796][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.238889][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.238972][ T32] r5:800f0013 r4:80239bb0 [ 1328.239030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.239137][ T32] r4:82ac21e4 [ 1328.239195][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.265449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.265606][ T32] r4:e0009dc0 [ 1328.265679][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.265830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.265892][ T32] r4:00000000 [ 1328.265953][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.266070][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.266116][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.266257][ T32] r5:00001000 r4:ecbd5000 [ 1328.266300][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.266396][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.266486][ T32] r5:85adb38c r4:85adb000 [ 1328.266551][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.266663][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.266708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.266802][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.266846][ T32] r4:84bd5200 [ 1328.266881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.266972][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.267069][ T32] r4:00000001 [ 1328.267134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.267230][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.267293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.267425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.267491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.267548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.267592][ T32] r4:84bc6c00 [ 1328.267633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.267714][ T32] INFO: task kworker/0:135:3937 blocked for more than 454 seconds. [ 1328.267810][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.267859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.267906][ T32] task:kworker/0:135 state:D stack:0 pid:3937 tgid:3937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.268034][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.268141][ T32] Call trace: [ 1328.268296][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.268400][ T32] r10:8291a684 r9:e0635d84 r8:00000002 r7:60000013 r6:e0635d8c r5:845f6c00 [ 1328.268456][ T32] r4:845f6c00 [ 1328.268497][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.268583][ T32] r5:845f6c00 r4:8291a680 [ 1328.268623][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.268695][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.268777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1328.268819][ T32] r4:00000000 [ 1328.268855][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.268948][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.269019][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.269132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136b00 [ 1328.269224][ T32] r4:00000000 [ 1328.269298][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.274699][ T32] r9:83018005 r8:845f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.274817][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.274946][ T32] r5:00001000 r4:e021d000 [ 1328.274999][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.275139][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.275249][ T32] r5:850ecb8c r4:850ec800 [ 1328.275302][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.275503][ T32] r7:dddced80 r6:83018000 r5:850ecb8c r4:8506fa00 [ 1328.275560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.275700][ T32] r10:61c88647 r9:845f6c00 r8:8506fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.275787][ T32] r4:8506fa00 [ 1328.275839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.275976][ T32] r10:00000000 r9:8506fa00 r8:80287e08 r7:e08a9e60 r6:8506fa80 r5:845f6c00 [ 1328.276069][ T32] r4:00000001 [ 1328.276125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.276224][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.276294][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.276423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.276501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.276577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.276682][ T32] r4:85136a40 [ 1328.277377][ T32] INFO: task kworker/0:135:3937 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.277468][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.277641][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.277778][ T32] Call trace: [ 1328.277855][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.277977][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.278035][ T32] r4:00000000 [ 1328.278085][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.278197][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.278276][ T32] 9d20: 8273c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.278357][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.278420][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.278482][ T32] r5:800f0013 r4:80239bb0 [ 1328.278552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.278654][ T32] r4:82ac21e4 [ 1328.278725][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.278840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.278895][ T32] r4:e0009dc0 [ 1328.278944][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.279048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.279104][ T32] r4:00000000 [ 1328.279153][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.279359][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.299204][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.299911][ T32] r5:00001000 r4:ecbd5000 [ 1328.299962][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.300055][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.300136][ T32] r5:85adb38c r4:85adb000 [ 1328.300179][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.300272][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.300311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.300443][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.300490][ T32] r4:84bd5200 [ 1328.300545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.300648][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.300696][ T32] r4:00000001 [ 1328.300734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.300811][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.300870][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.300933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.300985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.301046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.301096][ T32] r4:84bc6c00 [ 1328.301146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.301261][ T32] INFO: task kworker/0:136:3941 blocked for more than 454 seconds. [ 1328.301332][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.301492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.301556][ T32] task:kworker/0:136 state:D stack:0 pid:3941 tgid:3941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.301658][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.301742][ T32] Call trace: [ 1328.301826][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.301935][ T32] r10:8291a684 r9:e08b1d84 r8:00000002 r7:60000113 r6:e08b1d8c r5:850be000 [ 1328.302008][ T32] r4:850be000 [ 1328.302084][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.302185][ T32] r5:850be000 r4:8291a680 [ 1328.302228][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.302312][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.302422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b1e08 [ 1328.302502][ T32] r4:00000000 [ 1328.302600][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.302706][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.302815][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.302924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136dc0 [ 1328.302982][ T32] r4:00000000 [ 1328.303033][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.303169][ T32] r9:83018005 r8:850be000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1328.303290][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.303459][ T32] r5:00001000 r4:e0623000 [ 1328.303539][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.303633][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.303730][ T32] r5:850ed38c r4:850ed000 [ 1328.303779][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.303913][ T32] r7:dddced80 r6:83018000 r5:850ed38c r4:8506fb00 [ 1328.303966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.304077][ T32] r10:61c88647 r9:850be000 r8:8506fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.304175][ T32] r4:8506fb00 [ 1328.304225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.304397][ T32] r10:00000000 r9:8506fb00 r8:80287e08 r7:e08a9e60 r6:8506fb80 r5:850be000 [ 1328.304481][ T32] r4:00000001 [ 1328.304560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.304649][ T32] Exception stack(0xe08b1fb0 to 0xe08b1ff8) [ 1328.304717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.304785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.304852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.304934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.304990][ T32] r4:85136a80 [ 1328.305665][ T32] INFO: task kworker/0:136:3941 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.305760][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.305928][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.306030][ T32] Call trace: [ 1328.306101][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.306226][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.306295][ T32] r4:00000000 [ 1328.306431][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.306531][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.306600][ T32] 9d20: 82882000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.306671][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.306733][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.306796][ T32] r5:800f0013 r4:80239bb0 [ 1328.306845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.306942][ T32] r4:82ac21e4 [ 1328.306995][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.307118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.307209][ T32] r4:e0009dc0 [ 1328.307279][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.307398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.307455][ T32] r4:00000000 [ 1328.307504][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.307613][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.307668][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.307766][ T32] r5:00001000 r4:ecbd5000 [ 1328.307849][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.307944][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.308068][ T32] r5:85adb38c r4:85adb000 [ 1328.308120][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.308266][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.308329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.308470][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.308526][ T32] r4:84bd5200 [ 1328.308575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.308690][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.308773][ T32] r4:00000001 [ 1328.308852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.308958][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.309054][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.309131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.309207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.330222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.330331][ T32] r4:84bc6c00 [ 1328.330390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.330449][ T32] INFO: task kworker/0:137:3942 blocked for more than 454 seconds. [ 1328.330508][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.330555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.330606][ T32] task:kworker/0:137 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.330730][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.330856][ T32] Call trace: [ 1328.330954][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.331065][ T32] r10:8291a684 r9:e08b5d84 r8:00000002 r7:60000113 r6:e08b5d8c r5:850bec00 [ 1328.331143][ T32] r4:850bec00 [ 1328.331194][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.331293][ T32] r5:850bec00 r4:8291a680 [ 1328.331357][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.331467][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.331561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b5e08 [ 1328.331604][ T32] r4:00000000 [ 1328.331684][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.331757][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.331833][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.331916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1d840 [ 1328.331960][ T32] r4:00000000 [ 1328.331997][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.332116][ T32] r9:83018005 r8:850bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1328.332251][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.332339][ T32] r5:00001000 r4:e064b000 [ 1328.332379][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.332468][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.332558][ T32] r5:850edb8c r4:850ed800 [ 1328.332625][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.332727][ T32] r7:dddced80 r6:83018000 r5:850edb8c r4:8506fc00 [ 1328.332769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.332864][ T32] r10:61c88647 r9:850bec00 r8:8506fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.332933][ T32] r4:8506fc00 [ 1328.333003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.333139][ T32] r10:00000000 r9:8506fc00 r8:80287e08 r7:e08b1e60 r6:8506fc80 r5:850bec00 [ 1328.333199][ T32] r4:00000001 [ 1328.333237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.333315][ T32] Exception stack(0xe08b5fb0 to 0xe08b5ff8) [ 1328.333368][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.333426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.333478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.333536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.333580][ T32] r4:85136c40 [ 1328.334188][ T32] INFO: task kworker/0:137:3942 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.334268][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.334433][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.334589][ T32] Call trace: [ 1328.334680][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.334808][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.334867][ T32] r4:00000000 [ 1328.334917][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.335017][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.335088][ T32] 9d20: 82b00000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.335170][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.335238][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.335301][ T32] r5:800f0013 r4:80239bb0 [ 1328.335375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.335482][ T32] r4:82ac21e4 [ 1328.335537][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.335701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.335765][ T32] r4:e0009dc0 [ 1328.335833][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.336003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.336091][ T32] r4:00000000 [ 1328.336144][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.336274][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.336330][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.336432][ T32] r5:00001000 r4:ecbd5000 [ 1328.336503][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.336615][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.336726][ T32] r5:85adb38c r4:85adb000 [ 1328.336777][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.336914][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.336981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.337103][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.337172][ T32] r4:84bd5200 [ 1328.337225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.337396][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.337489][ T32] r4:00000001 [ 1328.337541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.337625][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.337721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.337792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.337861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.337932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.337987][ T32] r4:84bc6c00 [ 1328.338048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.338112][ T32] INFO: task kworker/0:138:3943 blocked for more than 454 seconds. [ 1328.338228][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.338317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.338381][ T32] task:kworker/0:138 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.338517][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.338647][ T32] Call trace: [ 1328.338721][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.338832][ T32] r10:8291a684 r9:e08b9d84 r8:00000002 r7:60000013 r6:e08b9d8c r5:84180000 [ 1328.338888][ T32] r4:84180000 [ 1328.338936][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.339063][ T32] r5:84180000 r4:8291a680 [ 1328.339169][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.360106][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.360356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 [ 1328.360403][ T32] r4:00000000 [ 1328.360443][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.360529][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.360608][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.360693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85136f80 [ 1328.360736][ T32] r4:00000000 [ 1328.360803][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.360926][ T32] r9:83018005 r8:84180000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.360970][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.361082][ T32] r5:00001000 r4:e063b000 [ 1328.361144][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.361265][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.361420][ T32] r5:850ed78c r4:850ed400 [ 1328.361463][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.361558][ T32] r7:dddced80 r6:83018000 r5:850ed78c r4:8506fd00 [ 1328.361624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.361719][ T32] r10:61c88647 r9:84180000 r8:8506fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.361760][ T32] r4:8506fd00 [ 1328.361795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.361883][ T32] r10:00000000 r9:8506fd00 r8:80287e08 r7:e08b5e60 r6:8506fd80 r5:84180000 [ 1328.361925][ T32] r4:00000001 [ 1328.361961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.362032][ T32] Exception stack(0xe08b9fb0 to 0xe08b9ff8) [ 1328.362086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.362157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.362216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.362290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.362335][ T32] r4:85136ec0 [ 1328.363011][ T32] INFO: task kworker/0:138:3943 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.363148][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.363306][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.363414][ T32] Call trace: [ 1328.363472][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.363590][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.363729][ T32] r4:00000000 [ 1328.363770][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.363845][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.363929][ T32] 9d20: 82d8e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.363987][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.364062][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.364111][ T32] r5:800f0013 r4:80239bb0 [ 1328.364147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.364235][ T32] r4:82ac21e4 [ 1328.364284][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.364387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.364464][ T32] r4:e0009dc0 [ 1328.364520][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.364629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.364699][ T32] r4:00000000 [ 1328.364754][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.364886][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.364944][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.365047][ T32] r5:00001000 r4:ecbd5000 [ 1328.365096][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.365220][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.365363][ T32] r5:85adb38c r4:85adb000 [ 1328.365415][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.365549][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.365634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.365754][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.365812][ T32] r4:84bd5200 [ 1328.365858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.365969][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.366024][ T32] r4:00000001 [ 1328.366090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.366188][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.366255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.366328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.366396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.366471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.366527][ T32] r4:84bc6c00 [ 1328.366577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.366676][ T32] INFO: task kworker/0:139:3946 blocked for more than 454 seconds. [ 1328.366756][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.366816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.366872][ T32] task:kworker/0:139 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.367073][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.367201][ T32] Call trace: [ 1328.367352][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.367469][ T32] r10:8291a684 r9:e08c5d84 r8:00000002 r7:60000113 r6:e08c5d8c r5:84180c00 [ 1328.367529][ T32] r4:84180c00 [ 1328.367577][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.367679][ T32] r5:84180c00 r4:8291a680 [ 1328.367756][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.367848][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.367951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c5e08 [ 1328.368033][ T32] r4:00000000 [ 1328.368082][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.368169][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.368272][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.368381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c4c0 [ 1328.368459][ T32] r4:00000000 [ 1328.368512][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.368623][ T32] r9:83018005 r8:84180c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1328.368674][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.368772][ T32] r5:00001000 r4:e06cb000 [ 1328.368824][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.368914][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.369015][ T32] r5:850eeb8c r4:850ee800 [ 1328.369154][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.369342][ T32] r7:dddced80 r6:83018000 r5:850eeb8c r4:8506fe00 [ 1328.398611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.398783][ T32] r10:61c88647 r9:84180c00 r8:8506fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.398872][ T32] r4:8506fe00 [ 1328.398927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.399039][ T32] r10:00000000 r9:8506fe00 r8:80287e08 r7:e08b5e60 r6:8506fe80 r5:84180c00 [ 1328.399095][ T32] r4:00000001 [ 1328.399144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.399242][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1328.400031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.400124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.400219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.400296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.400354][ T32] r4:85131400 [ 1328.401047][ T32] INFO: task kworker/0:139:3946 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.401141][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.401369][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.401515][ T32] Call trace: [ 1328.401588][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.401712][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.401785][ T32] r4:00000000 [ 1328.401863][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.401959][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.402027][ T32] 9d20: 83029000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.402126][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.402220][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.402285][ T32] r5:800f0013 r4:80239bb0 [ 1328.402338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.402469][ T32] r4:82ac21e4 [ 1328.402522][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.402654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.402743][ T32] r4:e0009dc0 [ 1328.402856][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.402963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.403018][ T32] r4:00000000 [ 1328.403066][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.403242][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.403299][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.403452][ T32] r5:00001000 r4:ecbd5000 [ 1328.403506][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.403661][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.403793][ T32] r5:85adb38c r4:85adb000 [ 1328.403850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.403964][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.404017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.404141][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.404222][ T32] r4:84bd5200 [ 1328.404271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.404416][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.404522][ T32] r4:00000001 [ 1328.404592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.404685][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.404753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.404938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.405034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.405108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.405169][ T32] r4:84bc6c00 [ 1328.405252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.405331][ T32] INFO: task kworker/0:140:3948 blocked for more than 454 seconds. [ 1328.405409][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.405469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.405541][ T32] task:kworker/0:140 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.405687][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.405826][ T32] Call trace: [ 1328.405903][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.406014][ T32] r10:8291a684 r9:e08c9d84 r8:00000002 r7:60000013 r6:e08c9d8c r5:84181800 [ 1328.406069][ T32] r4:84181800 [ 1328.406119][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.406224][ T32] r5:84181800 r4:8291a680 [ 1328.406274][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.406364][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.406469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c9e08 [ 1328.406527][ T32] r4:00000000 [ 1328.406607][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.406693][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.406806][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.406910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131140 [ 1328.406965][ T32] r4:00000000 [ 1328.407013][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.407142][ T32] r9:83018005 r8:84181800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1328.407228][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.407400][ T32] r5:00001000 r4:e066d000 [ 1328.407464][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.407583][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.407691][ T32] r5:850edf8c r4:850edc00 [ 1328.407745][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.407859][ T32] r7:dddced80 r6:83018000 r5:850edf8c r4:8506ff00 [ 1328.407929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.408061][ T32] r10:61c88647 r9:84181800 r8:8506ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.408150][ T32] r4:8506ff00 [ 1328.408200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.408301][ T32] r10:00000000 r9:8506ff00 r8:80287e08 r7:e08c5e60 r6:8506ff80 r5:84181800 [ 1328.408369][ T32] r4:00000001 [ 1328.408439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.408570][ T32] Exception stack(0xe08c9fb0 to 0xe08c9ff8) [ 1328.408627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.408700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.408757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.408814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.408856][ T32] r4:8506c080 [ 1328.409335][ T32] INFO: task kworker/0:140:3948 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.444233][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.444437][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.444599][ T32] Call trace: [ 1328.444684][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.444818][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.444884][ T32] r4:00000000 [ 1328.444957][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.445056][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.445152][ T32] 9d20: 834bc000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.445236][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.445308][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.445407][ T32] r5:800f0013 r4:80239bb0 [ 1328.445467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.445578][ T32] r4:82ac21e4 [ 1328.445634][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.445748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.445832][ T32] r4:e0009dc0 [ 1328.445888][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.446001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.446065][ T32] r4:00000000 [ 1328.446119][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.446246][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.446305][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.446442][ T32] r5:00001000 r4:ecbd5000 [ 1328.446504][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.446606][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.446712][ T32] r5:85adb38c r4:85adb000 [ 1328.446796][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.446918][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.446975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.447147][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.447243][ T32] r4:84bd5200 [ 1328.447301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.447441][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.447502][ T32] r4:00000001 [ 1328.447555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.447648][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.447766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.447848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.447920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.447998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.448070][ T32] r4:84bc6c00 [ 1328.448133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.448236][ T32] INFO: task kworker/0:141:3950 blocked for more than 454 seconds. [ 1328.448321][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.448387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.448449][ T32] task:kworker/0:141 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.448594][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.448745][ T32] Call trace: [ 1328.448865][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.448990][ T32] r10:8291a684 r9:e08cdd84 r8:00000002 r7:60000013 r6:e08cdd8c r5:84182400 [ 1328.449054][ T32] r4:84182400 [ 1328.449109][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.449223][ T32] r5:84182400 r4:8291a680 [ 1328.460628][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.460817][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.460951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08cde08 [ 1328.461012][ T32] r4:00000000 [ 1328.461062][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.461170][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.461297][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.461421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c040 [ 1328.461505][ T32] r4:00000000 [ 1328.461561][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.461691][ T32] r9:83018005 r8:84182400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1328.461799][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.461904][ T32] r5:00001000 r4:e068f000 [ 1328.461944][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.462034][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.462120][ T32] r5:850ee38c r4:850ee000 [ 1328.462176][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.462315][ T32] r7:dddced80 r6:83018000 r5:850ee38c r4:8506a000 [ 1328.462360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.462456][ T32] r10:61c88647 r9:84182400 r8:8506a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.462529][ T32] r4:8506a000 [ 1328.462574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.462671][ T32] r10:00000000 r9:8506a000 r8:80287e08 r7:e08c5e60 r6:8506a080 r5:84182400 [ 1328.462716][ T32] r4:00000001 [ 1328.462762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.462836][ T32] Exception stack(0xe08cdfb0 to 0xe08cdff8) [ 1328.462890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.462949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.463027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.463097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.463145][ T32] r4:8506c240 [ 1328.463865][ T32] INFO: task kworker/0:141:3950 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.463946][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.464063][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.464182][ T32] Call trace: [ 1328.464270][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.464420][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.464503][ T32] r4:00000000 [ 1328.464557][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.464665][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.464753][ T32] 9d20: 834bc000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.464831][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.464931][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.465008][ T32] r5:800f0013 r4:80239bb0 [ 1328.465064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.465178][ T32] r4:82ac21e4 [ 1328.465235][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.465347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.465406][ T32] r4:e0009dc0 [ 1328.465489][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.465607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.465696][ T32] r4:00000000 [ 1328.465751][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.465871][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.465930][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.466066][ T32] r5:00001000 r4:ecbd5000 [ 1328.466122][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.466228][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.466364][ T32] r5:85adb38c r4:85adb000 [ 1328.466419][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.466538][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.466597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.466746][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.466835][ T32] r4:84bd5200 [ 1328.466886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.467005][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.467065][ T32] r4:00000001 [ 1328.467175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.467288][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.467381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.467468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.467540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.467649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.467709][ T32] r4:84bc6c00 [ 1328.467764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.467837][ T32] INFO: task kworker/0:142:3951 blocked for more than 454 seconds. [ 1328.467918][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.467987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.468046][ T32] task:kworker/0:142 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.468166][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.468268][ T32] Call trace: [ 1328.468375][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.468492][ T32] r10:8291a684 r9:e08d5d84 r8:00000002 r7:60000113 r6:e08d5d8c r5:85160c00 [ 1328.468570][ T32] r4:85160c00 [ 1328.468686][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.468799][ T32] r5:85160c00 r4:8291a680 [ 1328.468938][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.469071][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.469190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d5e08 [ 1328.469248][ T32] r4:00000000 [ 1328.499841][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.500066][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.500222][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.500344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c300 [ 1328.500406][ T32] r4:00000000 [ 1328.500457][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.500577][ T32] r9:83018005 r8:85160c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1328.500692][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.500808][ T32] r5:00001000 r4:e06bb000 [ 1328.500893][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.501023][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.501130][ T32] r5:850ee78c r4:850ee400 [ 1328.501193][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.501313][ T32] r7:dddced80 r6:83018000 r5:850ee78c r4:8506a100 [ 1328.501367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.501490][ T32] r10:61c88647 r9:85160c00 r8:8506a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.501550][ T32] r4:8506a100 [ 1328.501602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.501727][ T32] r10:00000000 r9:8506a100 r8:80287e08 r7:e08c5e60 r6:8512f080 r5:85160c00 [ 1328.501786][ T32] r4:00000001 [ 1328.501838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.501934][ T32] Exception stack(0xe08d5fb0 to 0xe08d5ff8) [ 1328.502010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.502118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.502284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.502375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.502480][ T32] r4:8506c240 [ 1328.503223][ T32] INFO: task kworker/0:142:3951 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.503391][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.503599][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.503748][ T32] Call trace: [ 1328.503858][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.503983][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.504045][ T32] r4:00000000 [ 1328.504096][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.504217][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.504290][ T32] 9d20: 83897000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.504367][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.504437][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.504505][ T32] r5:800f0013 r4:80239bb0 [ 1328.504558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.504657][ T32] r4:82ac21e4 [ 1328.504707][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.504840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.504901][ T32] r4:e0009dc0 [ 1328.504950][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.505060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.505111][ T32] r4:00000000 [ 1328.505160][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.505256][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.505303][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.505401][ T32] r5:00001000 r4:ecbd5000 [ 1328.505489][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.505566][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.505645][ T32] r5:85adb38c r4:85adb000 [ 1328.505682][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.505771][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.505808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.505926][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.505972][ T32] r4:84bd5200 [ 1328.506008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.506108][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.506157][ T32] r4:00000001 [ 1328.506195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.506273][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.506325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.506406][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.506498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.506587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.506664][ T32] r4:84bc6c00 [ 1328.506706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.506805][ T32] INFO: task kworker/0:143:3953 blocked for more than 454 seconds. [ 1328.506871][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.506921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.506964][ T32] task:kworker/0:143 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.507097][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.507185][ T32] Call trace: [ 1328.507242][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.507351][ T32] r10:8291a684 r9:e08d1d84 r8:00000002 r7:60000013 r6:e08d1d8c r5:84183000 [ 1328.507427][ T32] r4:84183000 [ 1328.507497][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.507586][ T32] r5:84183000 r4:8291a680 [ 1328.507622][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.507696][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.507817][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d1e08 [ 1328.507923][ T32] r4:00000000 [ 1328.508000][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.508082][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.508160][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.508274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c640 [ 1328.508320][ T32] r4:00000000 [ 1328.508385][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.508480][ T32] r9:83018005 r8:84183000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1328.508526][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.508639][ T32] r5:00001000 r4:e06dd000 [ 1328.508680][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.508816][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.508937][ T32] r5:850eef8c r4:850eec00 [ 1328.508978][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.509095][ T32] r7:dddced80 r6:83018000 r5:850eef8c r4:8506a180 [ 1328.509144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.509298][ T32] r10:61c88647 r9:84183000 r8:8506a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.536916][ T32] r4:8506a180 [ 1328.536977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.537100][ T32] r10:00000000 r9:8506a180 r8:80287e08 r7:e08c5e60 r6:8506a200 r5:84183000 [ 1328.537217][ T32] r4:00000001 [ 1328.537316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.537397][ T32] Exception stack(0xe08d1fb0 to 0xe08d1ff8) [ 1328.537454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.537510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.537560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.537617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.537659][ T32] r4:8506c400 [ 1328.538313][ T32] INFO: task kworker/0:143:3953 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.538386][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.538503][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.538639][ T32] Call trace: [ 1328.538716][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.538848][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.538938][ T32] r4:00000000 [ 1328.538993][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.539073][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.539128][ T32] 9d20: 83a8c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.539223][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.546159][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.546241][ T32] r5:800f0013 r4:80239bb0 [ 1328.546334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.546566][ T32] r4:82ac21e4 [ 1328.546632][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.546749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.546810][ T32] r4:e0009dc0 [ 1328.546866][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.547009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.547075][ T32] r4:00000000 [ 1328.547151][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.547277][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.547347][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.547458][ T32] r5:00001000 r4:ecbd5000 [ 1328.547524][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.547620][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.547758][ T32] r5:85adb38c r4:85adb000 [ 1328.547819][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.547937][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.547995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.548109][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.548203][ T32] r4:84bd5200 [ 1328.548303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.548435][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.548496][ T32] r4:00000001 [ 1328.548553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.548684][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.548785][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.548885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.548956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.549031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.549113][ T32] r4:84bc6c00 [ 1328.549185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.563315][ T32] INFO: task kworker/0:144:3956 blocked for more than 455 seconds. [ 1328.563497][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.563562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.563623][ T32] task:kworker/0:144 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.563756][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.563882][ T32] Call trace: [ 1328.564007][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.564145][ T32] r10:8291a684 r9:e08d9d84 r8:00000002 r7:60000113 r6:e08d9d8c r5:84183c00 [ 1328.564235][ T32] r4:84183c00 [ 1328.564299][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.564406][ T32] r5:84183c00 r4:8291a680 [ 1328.564480][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.564598][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.564714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d9e08 [ 1328.564793][ T32] r4:00000000 [ 1328.564855][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.564944][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.565037][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.565150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c980 [ 1328.565209][ T32] r4:00000000 [ 1328.565262][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.565403][ T32] r9:83018005 r8:84183c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1328.565479][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.565590][ T32] r5:00001000 r4:e0727000 [ 1328.565644][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.565734][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.565832][ T32] r5:850ef78c r4:850ef400 [ 1328.565875][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.565966][ T32] r7:dddced80 r6:83018000 r5:850ef78c r4:8506a280 [ 1328.566005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.566116][ T32] r10:61c88647 r9:84183c00 r8:8506a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.566169][ T32] r4:8506a280 [ 1328.566207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.566325][ T32] r10:00000000 r9:8506a280 r8:80287e08 r7:e08d1e60 r6:8506a300 r5:84183c00 [ 1328.566427][ T32] r4:00000001 [ 1328.566469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.566541][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1328.566593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.566647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.566698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.566754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.566817][ T32] r4:8506c440 [ 1328.567674][ T32] INFO: task kworker/0:144:3956 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.567893][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.568128][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.568250][ T32] Call trace: [ 1328.568322][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.568487][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.568544][ T32] r4:00000000 [ 1328.568593][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.568689][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.568758][ T32] 9d20: 83d46000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.568829][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.568913][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.568998][ T32] r5:800f0013 r4:80239bb0 [ 1328.569049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.569313][ T32] r4:82ac21e4 [ 1328.580101][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.580310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.580385][ T32] r4:e0009dc0 [ 1328.580443][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.580558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.580618][ T32] r4:00000000 [ 1328.580670][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.580805][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.580866][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.580980][ T32] r5:00001000 r4:ecbd5000 [ 1328.581036][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.581137][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.581290][ T32] r5:85adb38c r4:85adb000 [ 1328.581359][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.581488][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.581555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.581707][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.581790][ T32] r4:84bd5200 [ 1328.581845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.581965][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.582050][ T32] r4:00000001 [ 1328.582103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.582202][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.582289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.582368][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.582446][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.582570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.582634][ T32] r4:84bc6c00 [ 1328.582696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.582789][ T32] INFO: task kworker/0:145:3957 blocked for more than 455 seconds. [ 1328.582912][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.583009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.583097][ T32] task:kworker/0:145 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.583282][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.583435][ T32] Call trace: [ 1328.583518][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.583643][ T32] r10:8291a684 r9:e08c1d84 r8:00000002 r7:60000113 r6:e08c1d8c r5:84184800 [ 1328.583733][ T32] r4:84184800 [ 1328.583810][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.583954][ T32] r5:84184800 r4:8291a680 [ 1328.584011][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.584110][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.584224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c1e08 [ 1328.584295][ T32] r4:00000000 [ 1328.584374][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.584481][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.584572][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.584690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c780 [ 1328.584759][ T32] r4:00000000 [ 1328.584818][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.584931][ T32] r9:83018005 r8:84184800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1328.584987][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.585090][ T32] r5:00001000 r4:e06ff000 [ 1328.585144][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.585269][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.585393][ T32] r5:850ef38c r4:850ef000 [ 1328.585447][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.585596][ T32] r7:dddced80 r6:83018000 r5:850ef38c r4:8506a380 [ 1328.585673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.585815][ T32] r10:61c88647 r9:84184800 r8:8506a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.585878][ T32] r4:8506a380 [ 1328.585931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.586070][ T32] r10:00000000 r9:8506a380 r8:80287e08 r7:e08d9e60 r6:8506a400 r5:84184800 [ 1328.586136][ T32] r4:00000001 [ 1328.586213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.586312][ T32] Exception stack(0xe08c1fb0 to 0xe08c1ff8) [ 1328.586391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.586471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.586565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.586646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.586701][ T32] r4:8506c440 [ 1328.587495][ T32] INFO: task kworker/0:145:3957 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.587623][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.587775][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.587879][ T32] Call trace: [ 1328.587957][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.588107][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.588192][ T32] r4:00000000 [ 1328.588246][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.588347][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.588454][ T32] 9d20: 83d46000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.588532][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.588606][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.588716][ T32] r5:800f0013 r4:80239bb0 [ 1328.588787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.588891][ T32] r4:82ac21e4 [ 1328.588968][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.589080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.589266][ T32] r4:e0009dc0 [ 1328.612375][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.612613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.612666][ T32] r4:00000000 [ 1328.612703][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.612806][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.612855][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.612967][ T32] r5:00001000 r4:ecbd5000 [ 1328.613033][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.613126][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.613250][ T32] r5:85adb38c r4:85adb000 [ 1328.613420][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.613585][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.613629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.613730][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.613774][ T32] r4:84bd5200 [ 1328.613813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.613904][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.613946][ T32] r4:00000001 [ 1328.614031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.614109][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.614167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.614246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.614316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.614395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.614449][ T32] r4:84bc6c00 [ 1328.614533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.614629][ T32] INFO: task kworker/0:146:3960 blocked for more than 455 seconds. [ 1328.614721][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.614791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.614921][ T32] task:kworker/0:146 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.615126][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.615238][ T32] Call trace: [ 1328.615357][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.615490][ T32] r10:8291a684 r9:e08e1d84 r8:00000002 r7:60000113 r6:e08e1d8c r5:84185400 [ 1328.615559][ T32] r4:84185400 [ 1328.615609][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.615717][ T32] r5:84185400 r4:8291a680 [ 1328.615776][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.615879][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.616004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08e1e08 [ 1328.616114][ T32] r4:00000000 [ 1328.616176][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.616277][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.616415][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.616602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506cbc0 [ 1328.616734][ T32] r4:00000000 [ 1328.616795][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.616909][ T32] r9:83018005 r8:84185400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1328.616964][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.617134][ T32] r5:00001000 r4:e075d000 [ 1328.617198][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.617322][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.617504][ T32] r5:850eff8c r4:850efc00 [ 1328.617675][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.617790][ T32] r7:dddced80 r6:83018000 r5:850eff8c r4:8506a480 [ 1328.617845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.617967][ T32] r10:61c88647 r9:84185400 r8:8506a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.618047][ T32] r4:8506a480 [ 1328.618171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.618298][ T32] r10:00000000 r9:8506a480 r8:80287e08 r7:e08d9e60 r6:8506a500 r5:84185400 [ 1328.618381][ T32] r4:00000001 [ 1328.618503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.618602][ T32] Exception stack(0xe08e1fb0 to 0xe08e1ff8) [ 1328.618689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.618941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.619032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.619112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.619173][ T32] r4:8506c800 [ 1328.643837][ T32] INFO: task kworker/0:146:3960 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.644037][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.644283][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.644450][ T32] Call trace: [ 1328.644535][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.644685][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.644752][ T32] r4:00000000 [ 1328.644810][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.644903][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.644959][ T32] 9d20: 8421b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.645013][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.645074][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.645125][ T32] r5:800f0013 r4:80239bb0 [ 1328.645166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.645245][ T32] r4:82ac21e4 [ 1328.645282][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.645364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.645436][ T32] r4:e0009dc0 [ 1328.645478][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.645584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.645628][ T32] r4:00000000 [ 1328.645675][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.645768][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.645808][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.645886][ T32] r5:00001000 r4:ecbd5000 [ 1328.645921][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.646189][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.646277][ T32] r5:85adb38c r4:85adb000 [ 1328.646315][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.646409][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.646469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.646565][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.646606][ T32] r4:84bd5200 [ 1328.646640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.646728][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.646804][ T32] r4:00000001 [ 1328.646844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.646911][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.646959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.647012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.647128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.647192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.647233][ T32] r4:84bc6c00 [ 1328.647273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.647342][ T32] INFO: task kworker/0:147:3962 blocked for more than 455 seconds. [ 1328.647411][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.647456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.647510][ T32] task:kworker/0:147 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.647606][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.647691][ T32] Call trace: [ 1328.647748][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.647841][ T32] r10:8291a684 r9:e08edd84 r8:00000002 r7:60000113 r6:e08edd8c r5:84186000 [ 1328.648074][ T32] r4:84186000 [ 1328.648126][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.648210][ T32] r5:84186000 r4:8291a680 [ 1328.648246][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.648316][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.648425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08ede08 [ 1328.648624][ T32] r4:00000000 [ 1328.648664][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.648730][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.648810][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.649086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506ca80 [ 1328.649137][ T32] r4:00000000 [ 1328.649174][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.649261][ T32] r9:83018005 r8:84186000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1328.670303][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.670576][ T32] r5:00001000 r4:e074f000 [ 1328.670624][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.670704][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.670808][ T32] r5:850efb8c r4:850ef800 [ 1328.670867][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.670966][ T32] r7:dddced80 r6:83018000 r5:850efb8c r4:8506a580 [ 1328.671025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.671223][ T32] r10:61c88647 r9:84186000 r8:8506a5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.671271][ T32] r4:8506a580 [ 1328.671383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.671520][ T32] r10:00000000 r9:8506a580 r8:80287e08 r7:e08e1e60 r6:8506a600 r5:84186000 [ 1328.671584][ T32] r4:00000001 [ 1328.671689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.671796][ T32] Exception stack(0xe08edfb0 to 0xe08edff8) [ 1328.671869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.671946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.672019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.672114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.672200][ T32] r4:8506c880 [ 1328.672933][ T32] INFO: task kworker/0:147:3962 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.673057][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.673216][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.673356][ T32] Call trace: [ 1328.673444][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.673581][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.673641][ T32] r4:00000000 [ 1328.673700][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.673802][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.673876][ T32] 9d20: 84584000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.673952][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.674042][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.674149][ T32] r5:800f0013 r4:80239bb0 [ 1328.674253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.674360][ T32] r4:82ac21e4 [ 1328.674417][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.674533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.674608][ T32] r4:e0009dc0 [ 1328.674665][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.674799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.674860][ T32] r4:00000000 [ 1328.674926][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.675050][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.675114][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.675296][ T32] r5:00001000 r4:ecbd5000 [ 1328.675363][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.675467][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.675571][ T32] r5:85adb38c r4:85adb000 [ 1328.675621][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.675739][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.675826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.675968][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.676073][ T32] r4:84bd5200 [ 1328.676152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.676316][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.676397][ T32] r4:00000001 [ 1328.676451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.676558][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.676628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.676705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.676798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.676878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.676935][ T32] r4:84bc6c00 [ 1328.677047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.677131][ T32] INFO: task kworker/0:148:3965 blocked for more than 455 seconds. [ 1328.677216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.677306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.677391][ T32] task:kworker/0:148 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.677508][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.677634][ T32] Call trace: [ 1328.677724][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.677843][ T32] r10:8291a684 r9:e08f1d84 r8:00000002 r7:60000113 r6:e08f1d8c r5:84186c00 [ 1328.677910][ T32] r4:84186c00 [ 1328.677962][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.678077][ T32] r5:84186c00 r4:8291a680 [ 1328.678132][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.678254][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.678381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f1e08 [ 1328.678454][ T32] r4:00000000 [ 1328.678505][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.678601][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.678692][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.678803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a400 [ 1328.678885][ T32] r4:00000000 [ 1328.678940][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.679052][ T32] r9:83018005 r8:84186c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1328.679110][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.679219][ T32] r5:00001000 r4:e0913000 [ 1328.709762][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.709944][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.710082][ T32] r5:850f938c r4:850f9000 [ 1328.710166][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.710291][ T32] r7:dddced80 r6:83018000 r5:850f938c r4:8506a680 [ 1328.710349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.710507][ T32] r10:61c88647 r9:84186c00 r8:8506a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.710570][ T32] r4:8506a680 [ 1328.710694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.710864][ T32] r10:00000000 r9:8506a680 r8:80287e08 r7:e08e1e60 r6:8506a700 r5:84186c00 [ 1328.710925][ T32] r4:00000001 [ 1328.710978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.711073][ T32] Exception stack(0xe08f1fb0 to 0xe08f1ff8) [ 1328.711149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.711232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.711301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.711415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.711483][ T32] r4:8506cb00 [ 1328.712171][ T32] INFO: task kworker/0:148:3965 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.712267][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.712526][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.712706][ T32] Call trace: [ 1328.712863][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.713003][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.713067][ T32] r4:00000000 [ 1328.713131][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.713238][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.713313][ T32] 9d20: 84a26000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.713419][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.713488][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.713550][ T32] r5:800f0013 r4:80239bb0 [ 1328.713614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.713719][ T32] r4:82ac21e4 [ 1328.713797][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.713940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.714039][ T32] r4:e0009dc0 [ 1328.714130][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.714253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.714312][ T32] r4:00000000 [ 1328.714362][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.714497][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.714553][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.714673][ T32] r5:00001000 r4:ecbd5000 [ 1328.714741][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.714860][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.714965][ T32] r5:85adb38c r4:85adb000 [ 1328.715016][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.715133][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.715195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.715353][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.715418][ T32] r4:84bd5200 [ 1328.715454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.715555][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.715619][ T32] r4:00000001 [ 1328.715665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.715759][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.715817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.715915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.715974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.716030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.716096][ T32] r4:84bc6c00 [ 1328.716168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.716278][ T32] INFO: task kworker/0:149:3966 blocked for more than 455 seconds. [ 1328.716377][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.716428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.716627][ T32] task:kworker/0:149 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.716736][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.716908][ T32] Call trace: [ 1328.717001][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.717156][ T32] r10:8291a684 r9:e08f5d84 r8:00000002 r7:60000013 r6:e08f5d8c r5:850c8000 [ 1328.717213][ T32] r4:850c8000 [ 1328.717251][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.717364][ T32] r5:850c8000 r4:8291a680 [ 1328.717410][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.717492][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.717646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f5e08 [ 1328.717695][ T32] r4:00000000 [ 1328.717730][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.717806][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.717926][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.718019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506cd80 [ 1328.718113][ T32] r4:00000000 [ 1328.718225][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.718321][ T32] r9:83018005 r8:850c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1328.718361][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.718449][ T32] r5:00001000 r4:e076b000 [ 1328.718592][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.718727][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.718837][ T32] r5:850f838c r4:850f8000 [ 1328.718879][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.718990][ T32] r7:dddced80 r6:83018000 r5:850f838c r4:8506a780 [ 1328.719037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.719144][ T32] r10:61c88647 r9:850c8000 r8:8506a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.719306][ T32] r4:8506a780 [ 1328.747046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.747226][ T32] r10:00000000 r9:8506a780 r8:80287e08 r7:e08f1e60 r6:8506a800 r5:850c8000 [ 1328.747271][ T32] r4:00000001 [ 1328.747339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.747439][ T32] Exception stack(0xe08f5fb0 to 0xe08f5ff8) [ 1328.747525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.747584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.747634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.747691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.747816][ T32] r4:8506cc80 [ 1328.748502][ T32] INFO: task kworker/0:149:3966 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.748591][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.748716][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.749189][ T32] Call trace: [ 1328.759887][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.760045][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.760139][ T32] r4:00000000 [ 1328.760206][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.760308][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.760417][ T32] 9d20: 84e54000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.760498][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.760563][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.760636][ T32] r5:800f0013 r4:80239bb0 [ 1328.760714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.760861][ T32] r4:82ac21e4 [ 1328.760917][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.761126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.761204][ T32] r4:e0009dc0 [ 1328.761269][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.761409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.761470][ T32] r4:00000000 [ 1328.761544][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.761668][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.761754][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.761867][ T32] r5:00001000 r4:ecbd5000 [ 1328.761921][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.762021][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.762129][ T32] r5:85adb38c r4:85adb000 [ 1328.762209][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.762329][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.762416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.762549][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.762612][ T32] r4:84bd5200 [ 1328.762665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.762784][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.762844][ T32] r4:00000001 [ 1328.762965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.763083][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.763163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.763237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.763353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.763441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.763524][ T32] r4:84bc6c00 [ 1328.763584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.763667][ T32] INFO: task kworker/0:150:3969 blocked for more than 455 seconds. [ 1328.763746][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.763819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.763935][ T32] task:kworker/0:150 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.764062][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.764190][ T32] Call trace: [ 1328.764291][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.764422][ T32] r10:8291a684 r9:e08f9d84 r8:00000002 r7:60000013 r6:e08f9d8c r5:850c8c00 [ 1328.764499][ T32] r4:850c8c00 [ 1328.764557][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.764669][ T32] r5:850c8c00 r4:8291a680 [ 1328.764736][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.764836][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.764941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f9e08 [ 1328.764997][ T32] r4:00000000 [ 1328.765043][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.765131][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.765213][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.765345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506cf40 [ 1328.765417][ T32] r4:00000000 [ 1328.765469][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.765615][ T32] r9:83018005 r8:850c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1328.765716][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.765849][ T32] r5:00001000 r4:e077b000 [ 1328.765907][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.766032][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.766146][ T32] r5:850f878c r4:850f8400 [ 1328.766239][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.766366][ T32] r7:dddced80 r6:83018000 r5:850f878c r4:8506a880 [ 1328.766446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.766606][ T32] r10:61c88647 r9:850c8c00 r8:8506a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.766678][ T32] r4:8506a880 [ 1328.766744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.766877][ T32] r10:00000000 r9:8506a880 r8:80287e08 r7:e08f1e60 r6:8506a900 r5:850c8c00 [ 1328.766944][ T32] r4:00000001 [ 1328.766995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.767113][ T32] Exception stack(0xe08f9fb0 to 0xe08f9ff8) [ 1328.767190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.767314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.767421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.767517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.767573][ T32] r4:8512bfc0 [ 1328.768236][ T32] INFO: task kworker/0:150:3969 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.768357][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.768543][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.768677][ T32] Call trace: [ 1328.768755][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.768877][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.768930][ T32] r4:00000000 [ 1328.768970][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.769066][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.769134][ T32] 9d20: 84e54000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.769198][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.797894][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.798018][ T32] r5:800f0013 r4:80239bb0 [ 1328.798076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.798222][ T32] r4:82ac21e4 [ 1328.798286][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.798440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.798501][ T32] r4:e0009dc0 [ 1328.798565][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.798696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.798780][ T32] r4:00000000 [ 1328.798840][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.798958][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.799030][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.799150][ T32] r5:00001000 r4:ecbd5000 [ 1328.799201][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.799295][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.803126][ T32] r5:85adb38c r4:85adb000 [ 1328.803217][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.803390][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.803450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.803574][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.803654][ T32] r4:84bd5200 [ 1328.803726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.803845][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.803917][ T32] r4:00000001 [ 1328.803973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.804066][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.804179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.804283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.804358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.804528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.804595][ T32] r4:84bc6c00 [ 1328.804652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.804726][ T32] INFO: task kworker/0:151:3970 blocked for more than 455 seconds. [ 1328.804829][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.804894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.804979][ T32] task:kworker/0:151 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.805165][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.805300][ T32] Call trace: [ 1328.805398][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.805548][ T32] r10:8291a684 r9:e08e9d84 r8:00000002 r7:60000113 r6:e08e9d8c r5:850c9800 [ 1328.805635][ T32] r4:850c9800 [ 1328.805713][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.805824][ T32] r5:850c9800 r4:8291a680 [ 1328.805925][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.806027][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.806142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08e9e08 [ 1328.806203][ T32] r4:00000000 [ 1328.806252][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.806343][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.806446][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.806584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512bf40 [ 1328.806731][ T32] r4:00000000 [ 1328.806812][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.807050][ T32] r9:83018005 r8:850c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1328.807128][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.807314][ T32] r5:00001000 r4:e0789000 [ 1328.807398][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.807501][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.807607][ T32] r5:850f8b8c r4:850f8800 [ 1328.807660][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.807779][ T32] r7:dddced80 r6:83018000 r5:850f8b8c r4:8506a980 [ 1328.807844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.807990][ T32] r10:61c88647 r9:850c9800 r8:8506a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.808066][ T32] r4:8506a980 [ 1328.808118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.808234][ T32] r10:00000000 r9:8506a980 r8:80287e08 r7:e08f1e60 r6:8506aa00 r5:850c9800 [ 1328.808304][ T32] r4:00000001 [ 1328.808379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.808473][ T32] Exception stack(0xe08e9fb0 to 0xe08e9ff8) [ 1328.808567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.808648][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.808725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.808805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.808863][ T32] r4:8504a080 [ 1328.823546][ T32] INFO: task kworker/0:151:3970 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.823668][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.823814][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.823946][ T32] Call trace: [ 1328.824005][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.824217][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.824313][ T32] r4:00000000 [ 1328.824378][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.824480][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.824556][ T32] 9d20: 85301000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.824646][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.824737][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.824814][ T32] r5:800f0013 r4:80239bb0 [ 1328.824868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.824973][ T32] r4:82ac21e4 [ 1328.825065][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.825192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.825283][ T32] r4:e0009dc0 [ 1328.825351][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.825477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.825546][ T32] r4:00000000 [ 1328.825601][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.825749][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.825812][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.825923][ T32] r5:00001000 r4:ecbd5000 [ 1328.825982][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.826084][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.826196][ T32] r5:85adb38c r4:85adb000 [ 1328.826266][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.826415][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.826520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.826680][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.826751][ T32] r4:84bd5200 [ 1328.826805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.826929][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.827010][ T32] r4:00000001 [ 1328.827078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.827191][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.827276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.827386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.827466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.827543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.827612][ T32] r4:84bc6c00 [ 1328.827670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.827757][ T32] INFO: task kworker/0:152:3971 blocked for more than 455 seconds. [ 1328.827835][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.827898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.827960][ T32] task:kworker/0:152 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.828070][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.828211][ T32] Call trace: [ 1328.828298][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.828430][ T32] r10:8291a684 r9:e090dd84 r8:00000002 r7:60000113 r6:e090dd8c r5:850ca400 [ 1328.828493][ T32] r4:850ca400 [ 1328.828566][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.828706][ T32] r5:850ca400 r4:8291a680 [ 1328.828762][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.828861][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.828971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e090de08 [ 1328.829032][ T32] r4:00000000 [ 1328.829082][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.829175][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.829282][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.849799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a040 [ 1328.849896][ T32] r4:00000000 [ 1328.849937][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.850045][ T32] r9:83018005 r8:850ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1328.850085][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.850174][ T32] r5:00001000 r4:e085f000 [ 1328.850234][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.850315][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.850434][ T32] r5:850f8f8c r4:850f8c00 [ 1328.850502][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.850698][ T32] r7:dddced80 r6:83018000 r5:850f8f8c r4:8506aa80 [ 1328.850764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.850860][ T32] r10:61c88647 r9:850ca400 r8:8506aaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.850914][ T32] r4:8506aa80 [ 1328.850955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.851069][ T32] r10:00000000 r9:8506aa80 r8:80287e08 r7:e08f1e60 r6:8506ab00 r5:850ca400 [ 1328.851193][ T32] r4:00000001 [ 1328.851276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.851367][ T32] Exception stack(0xe090dfb0 to 0xe090dff8) [ 1328.851464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.851523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.851574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.851630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.851736][ T32] r4:8504a080 [ 1328.852376][ T32] INFO: task kworker/0:152:3971 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.852476][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.852697][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.852829][ T32] Call trace: [ 1328.852929][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.853057][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.853118][ T32] r4:00000000 [ 1328.853173][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.853276][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.853378][ T32] 9d20: 856ea000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.853467][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.853551][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.853629][ T32] r5:800f0013 r4:80239bb0 [ 1328.853670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.853749][ T32] r4:82ac21e4 [ 1328.853785][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.853868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.853932][ T32] r4:e0009dc0 [ 1328.853991][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.854090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.854137][ T32] r4:00000000 [ 1328.854174][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.854301][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.854369][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.854485][ T32] r5:00001000 r4:ecbd5000 [ 1328.854565][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.854819][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.854911][ T32] r5:85adb38c r4:85adb000 [ 1328.854958][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.855099][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.855147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.855241][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.855368][ T32] r4:84bd5200 [ 1328.855420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.855517][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.855562][ T32] r4:00000001 [ 1328.855645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.855779][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.855841][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.855901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.855952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.856017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.856060][ T32] r4:84bc6c00 [ 1328.856109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.856168][ T32] INFO: task kworker/0:153:3974 blocked for more than 455 seconds. [ 1328.856229][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.856273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.856318][ T32] task:kworker/0:153 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.856467][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.856681][ T32] Call trace: [ 1328.856823][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.856939][ T32] r10:8291a684 r9:e0901d84 r8:00000002 r7:60000113 r6:e0901d8c r5:850cb000 [ 1328.857015][ T32] r4:850cb000 [ 1328.857100][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.857208][ T32] r5:850cb000 r4:8291a680 [ 1328.857273][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.857364][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.857475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0901e08 [ 1328.857528][ T32] r4:00000000 [ 1328.857574][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.857665][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.857754][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.857864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a540 [ 1328.857919][ T32] r4:00000000 [ 1328.857965][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.858069][ T32] r9:83018005 r8:850cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1328.858124][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.858228][ T32] r5:00001000 r4:e091f000 [ 1328.858273][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.858360][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.858519][ T32] r5:850f978c r4:850f9400 [ 1328.858587][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.858722][ T32] r7:dddced80 r6:83018000 r5:850f978c r4:8506ab80 [ 1328.858821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.858938][ T32] r10:61c88647 r9:850cb000 r8:8506abac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.858990][ T32] r4:8506ab80 [ 1328.859136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.859344][ T32] r10:00000000 r9:8506ab80 r8:80287e08 r7:e08f1e60 r6:8506ac00 r5:850cb000 [ 1328.888202][ T32] r4:00000001 [ 1328.888342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.888495][ T32] Exception stack(0xe0901fb0 to 0xe0901ff8) [ 1328.888604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.888685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.888755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.888852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.888919][ T32] r4:8504a480 [ 1328.894875][ T32] INFO: task kworker/0:153:3974 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.895023][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.895234][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.895412][ T32] Call trace: [ 1328.895501][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.895715][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.895785][ T32] r4:00000000 [ 1328.895890][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.896001][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.896176][ T32] 9d20: 85aea000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.896260][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.896363][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.896437][ T32] r5:800f0013 r4:80239bb0 [ 1328.896500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.896674][ T32] r4:82ac21e4 [ 1328.896733][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.896847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.896906][ T32] r4:e0009dc0 [ 1328.896963][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.897082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.897141][ T32] r4:00000000 [ 1328.897195][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.897317][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.897378][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.897532][ T32] r5:00001000 r4:ecbd5000 [ 1328.897597][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.897700][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.897807][ T32] r5:85adb38c r4:85adb000 [ 1328.897862][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.897981][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.898049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.898175][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.898235][ T32] r4:84bd5200 [ 1328.898285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.898495][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.898606][ T32] r4:00000001 [ 1328.898709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.898816][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.898893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.898971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.899044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.899120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.899208][ T32] r4:84bc6c00 [ 1328.899346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.913976][ T32] INFO: task kworker/0:154:3976 blocked for more than 455 seconds. [ 1328.914069][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.914115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.914189][ T32] task:kworker/0:154 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.914313][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.914452][ T32] Call trace: [ 1328.914535][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.914668][ T32] r10:8291a684 r9:e091dd84 r8:00000002 r7:60000013 r6:e091dd8c r5:850cbc00 [ 1328.914743][ T32] r4:850cbc00 [ 1328.914800][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.914922][ T32] r5:850cbc00 r4:8291a680 [ 1328.914984][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.915089][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.915198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e091de08 [ 1328.915254][ T32] r4:00000000 [ 1328.915299][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.915429][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.915619][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.915741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a700 [ 1328.915799][ T32] r4:00000000 [ 1328.915858][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.915987][ T32] r9:83018005 r8:850cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1328.916045][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.916187][ T32] r5:00001000 r4:e0927000 [ 1328.916252][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.916350][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.916487][ T32] r5:850f9b8c r4:850f9800 [ 1328.916566][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.916700][ T32] r7:dddced80 r6:83018000 r5:850f9b8c r4:8506ac80 [ 1328.916789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.916909][ T32] r10:61c88647 r9:850cbc00 r8:8506acac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.916986][ T32] r4:8506ac80 [ 1328.917068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.917216][ T32] r10:00000000 r9:8506ac80 r8:80287e08 r7:e0901e60 r6:8506ad00 r5:850cbc00 [ 1328.917281][ T32] r4:00000001 [ 1328.917334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.917459][ T32] Exception stack(0xe091dfb0 to 0xe091dff8) [ 1328.917585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.917666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.917743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.917849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.917917][ T32] r4:8504a3c0 [ 1328.918681][ T32] INFO: task kworker/0:154:3976 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.918780][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.918931][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.919096][ T32] Call trace: [ 1328.919203][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.942295][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.942439][ T32] r4:00000000 [ 1328.942528][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.942669][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.942756][ T32] 9d20: 85fbb000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.942845][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.942921][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.942978][ T32] r5:800f0013 r4:80239bb0 [ 1328.943063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.943163][ T32] r4:82ac21e4 [ 1328.943209][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.943338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.943399][ T32] r4:e0009dc0 [ 1328.943438][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.943548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.943604][ T32] r4:00000000 [ 1328.943641][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.943757][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.943801][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.943901][ T32] r5:00001000 r4:ecbd5000 [ 1328.943940][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.944015][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.944116][ T32] r5:85adb38c r4:85adb000 [ 1328.944161][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.944264][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.944316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.944433][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.944512][ T32] r4:84bd5200 [ 1328.944571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.944685][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.944738][ T32] r4:00000001 [ 1328.944787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.944905][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.944981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.945056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.945127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.945204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.945260][ T32] r4:84bc6c00 [ 1328.945319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.945417][ T32] INFO: task kworker/0:155:3978 blocked for more than 455 seconds. [ 1328.945503][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.945567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.945633][ T32] task:kworker/0:155 state:D stack:0 pid:3978 tgid:3978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.945817][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.945928][ T32] Call trace: [ 1328.946071][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.946200][ T32] r10:8291a684 r9:e093dd84 r8:00000002 r7:60000013 r6:e093dd8c r5:850cc800 [ 1328.946311][ T32] r4:850cc800 [ 1328.946394][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.946504][ T32] r5:850cc800 r4:8291a680 [ 1328.946558][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.946657][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.946774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e093de08 [ 1328.946865][ T32] r4:00000000 [ 1328.946928][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.947024][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.947140][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.947258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a880 [ 1328.947315][ T32] r4:00000000 [ 1328.947416][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.947539][ T32] r9:83018005 r8:850cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1328.947597][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.947704][ T32] r5:00001000 r4:e0943000 [ 1328.947775][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.947876][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.947979][ T32] r5:850f9f8c r4:850f9c00 [ 1328.948030][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.948199][ T32] r7:dddced80 r6:83018000 r5:850f9f8c r4:8506ad80 [ 1328.948257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.948428][ T32] r10:61c88647 r9:850cc800 r8:8506adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.948539][ T32] r4:8506ad80 [ 1328.948620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.948786][ T32] r10:00000000 r9:8506ad80 r8:80287e08 r7:e091de60 r6:8506ae00 r5:850cc800 [ 1328.948902][ T32] r4:00000001 [ 1328.948954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.949064][ T32] Exception stack(0xe093dfb0 to 0xe093dff8) [ 1328.949136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.949250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.961363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.961516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.961581][ T32] r4:8504a580 [ 1328.962359][ T32] INFO: task kworker/0:155:3978 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1328.962465][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.962699][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.962878][ T32] Call trace: [ 1328.962958][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.963093][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1328.963159][ T32] r4:00000000 [ 1328.963212][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.963315][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1328.963438][ T32] 9d20: 85fbb000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1328.963524][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1328.963592][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.963679][ T32] r5:800f0013 r4:80239bb0 [ 1328.963764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.963881][ T32] r4:82ac21e4 [ 1328.963936][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.964159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1328.964227][ T32] r4:e0009dc0 [ 1328.964305][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.964475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1328.964546][ T32] r4:00000000 [ 1328.964609][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.964736][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1328.964814][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.964911][ T32] r5:00001000 r4:ecbd5000 [ 1328.964973][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.965096][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.965211][ T32] r5:85adb38c r4:85adb000 [ 1328.965263][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.965375][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1328.965423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.965516][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.965574][ T32] r4:84bd5200 [ 1328.965615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.965706][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1328.965747][ T32] r4:00000001 [ 1328.965804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.965906][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1328.965973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.966026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.966075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.966131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.966196][ T32] r4:84bc6c00 [ 1328.966269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.966327][ T32] INFO: task kworker/0:156:3980 blocked for more than 455 seconds. [ 1328.966425][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1328.966474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.966518][ T32] task:kworker/0:156 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.966627][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.966706][ T32] Call trace: [ 1328.966839][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1328.966957][ T32] r10:8291a684 r9:e0941d84 r8:00000002 r7:60000113 r6:e0941d8c r5:850cd400 [ 1328.967003][ T32] r4:850cd400 [ 1328.967038][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1328.967144][ T32] r5:850cd400 r4:8291a680 [ 1328.967182][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.967270][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.967406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0941e08 [ 1328.967454][ T32] r4:00000000 [ 1328.967490][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1328.967580][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.967650][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1328.967731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504a9c0 [ 1328.967796][ T32] r4:00000000 [ 1328.967837][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.967923][ T32] r9:83018005 r8:850cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1328.967963][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.968059][ T32] r5:00001000 r4:e095b000 [ 1328.968114][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1328.968214][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.968323][ T32] r5:850fa38c r4:850fa000 [ 1328.968383][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.968490][ T32] r7:dddced80 r6:83018000 r5:850fa38c r4:8506ae80 [ 1328.968537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.968658][ T32] r10:61c88647 r9:850cd400 r8:8506aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.968724][ T32] r4:8506ae80 [ 1328.968764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.968898][ T32] r10:00000000 r9:8506ae80 r8:80287e08 r7:e093de60 r6:8506af00 r5:850cd400 [ 1328.968946][ T32] r4:00000001 [ 1328.968984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.969083][ T32] Exception stack(0xe0941fb0 to 0xe0941ff8) [ 1328.969196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.969257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.003341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.003544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.003635][ T32] r4:8504a680 [ 1329.004389][ T32] INFO: task kworker/0:156:3980 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.004487][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.004658][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.004798][ T32] Call trace: [ 1329.004883][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.005017][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.005079][ T32] r4:00000000 [ 1329.005133][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.005237][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.005323][ T32] 9d20: 8647d000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.005435][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.005532][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.005597][ T32] r5:800f0013 r4:80239bb0 [ 1329.005648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.005759][ T32] r4:82ac21e4 [ 1329.005835][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.005956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.006020][ T32] r4:e0009dc0 [ 1329.006083][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.006238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.006332][ T32] r4:00000000 [ 1329.006394][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.006547][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.006628][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.006735][ T32] r5:00001000 r4:ecbd5000 [ 1329.006787][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.006916][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.007025][ T32] r5:85adb38c r4:85adb000 [ 1329.007102][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.007231][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.007312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.007460][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.007520][ T32] r4:84bd5200 [ 1329.007594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.007725][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.007812][ T32] r4:00000001 [ 1329.007873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.007962][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.008107][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.008211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.008287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.008366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.008455][ T32] r4:84bc6c00 [ 1329.008534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.008615][ T32] INFO: task kworker/0:157:3982 blocked for more than 455 seconds. [ 1329.008698][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.008785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.008846][ T32] task:kworker/0:157 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.008969][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.009097][ T32] Call trace: [ 1329.009183][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.017265][ T32] r10:8291a684 r9:e0955d84 r8:00000002 r7:60000113 r6:e0955d8c r5:850ce000 [ 1329.017361][ T32] r4:850ce000 [ 1329.017439][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.017584][ T32] r5:850ce000 r4:8291a680 [ 1329.017641][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.017742][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.017863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0955e08 [ 1329.017923][ T32] r4:00000000 [ 1329.017979][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.018099][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.018202][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.018324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504ab80 [ 1329.018461][ T32] r4:00000000 [ 1329.018522][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.018647][ T32] r9:83018005 r8:850ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1329.018746][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.018860][ T32] r5:00001000 r4:e0967000 [ 1329.018915][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.019047][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.019157][ T32] r5:850fa78c r4:850fa400 [ 1329.019213][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.033230][ T32] r7:dddced80 r6:83018000 r5:850fa78c r4:8506af80 [ 1329.033363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.033522][ T32] r10:61c88647 r9:850ce000 r8:8506afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.033606][ T32] r4:8506af80 [ 1329.033696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.033839][ T32] r10:00000000 r9:8506af80 r8:80287e08 r7:e0941e60 r6:8503c000 r5:850ce000 [ 1329.033885][ T32] r4:00000001 [ 1329.033921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.034093][ T32] Exception stack(0xe0955fb0 to 0xe0955ff8) [ 1329.034248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.034326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.034399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.034497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.034571][ T32] r4:8504a840 [ 1329.035339][ T32] INFO: task kworker/0:157:3982 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.035465][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.035639][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.035755][ T32] Call trace: [ 1329.035837][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.035967][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.036055][ T32] r4:00000000 [ 1329.036163][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.036269][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.036345][ T32] 9d20: 8666a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.036476][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.036547][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.036638][ T32] r5:800f0013 r4:80239bb0 [ 1329.036776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.037045][ T32] r4:82ac21e4 [ 1329.037129][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.037250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.037337][ T32] r4:e0009dc0 [ 1329.037422][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.037539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.037648][ T32] r4:00000000 [ 1329.037703][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.037825][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.037891][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.038006][ T32] r5:00001000 r4:ecbd5000 [ 1329.038060][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.038164][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.038270][ T32] r5:85adb38c r4:85adb000 [ 1329.038319][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.038472][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.038533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.038686][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.038764][ T32] r4:84bd5200 [ 1329.038824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.038944][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.039004][ T32] r4:00000001 [ 1329.039058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.039150][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.039302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.060089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.060200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.060286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.060347][ T32] r4:84bc6c00 [ 1329.060418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.060590][ T32] INFO: task kworker/0:158:3984 blocked for more than 455 seconds. [ 1329.060697][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.060769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.060840][ T32] task:kworker/0:158 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.060979][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.061133][ T32] Call trace: [ 1329.061243][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.061382][ T32] r10:8291a684 r9:e0965d84 r8:00000002 r7:60000113 r6:e0965d8c r5:850cec00 [ 1329.061442][ T32] r4:850cec00 [ 1329.061494][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.061598][ T32] r5:850cec00 r4:8291a680 [ 1329.061652][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.061772][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.061905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0965e08 [ 1329.061963][ T32] r4:00000000 [ 1329.062018][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.062107][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.062203][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.062310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504ad00 [ 1329.062369][ T32] r4:00000000 [ 1329.062443][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.062567][ T32] r9:83018005 r8:850cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1329.062624][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.062728][ T32] r5:00001000 r4:e0973000 [ 1329.062780][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.062878][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.062980][ T32] r5:850fab8c r4:850fa800 [ 1329.063037][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.063164][ T32] r7:dddced80 r6:83018000 r5:850fab8c r4:8503c080 [ 1329.063220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.063382][ T32] r10:61c88647 r9:850cec00 r8:8503c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.063481][ T32] r4:8503c080 [ 1329.063557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.063675][ T32] r10:00000000 r9:8503c080 r8:80287e08 r7:e0955e60 r6:8503c100 r5:850cec00 [ 1329.063743][ T32] r4:00000001 [ 1329.063794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.063888][ T32] Exception stack(0xe0965fb0 to 0xe0965ff8) ** 7 printk messages dropped ** [ 1329.065209][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.065342][ T32] Call trace: [ 1329.065428][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.065552][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.065642][ T32] r4:00000000 [ 1329.065693][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.065791][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.065867][ T32] 9d20: 868e4000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.065942][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.066008][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.066069][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1329.066430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 9 printk messages dropped ** [ 1329.067209][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.067314][ T32] r5:85adb38c r4:85adb000 [ 1329.067392][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.068278][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 24 printk messages dropped ** [ 1329.093720][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.094334][ T32] r5:850faf8c r4:850fac00 ** 14 printk messages dropped ** [ 1329.095455][ T32] r4:8504ab00 ** 9 printk messages dropped ** [ 1329.096955][ T32] 9d20: 86b4a000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 24 printk messages dropped ** [ 1329.098694][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 16 printk messages dropped ** [ 1329.120568][ T32] r10:8291a684 r9:e4985d84 r8:00000002 r7:60000113 r6:e4985d8c r5:845f8c00 [ 1329.120640][ T32] r4:845f8c00 [ 1329.120696][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.120831][ T32] r5:845f8c00 r4:8291a680 [ 1329.120889][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.120987][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.121098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4985e08 [ 1329.121158][ T32] r4:00000000 [ 1329.121346][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.121451][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.121549][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.121659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504afc0 [ 1329.121746][ T32] r4:00000000 [ 1329.122015][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.122376][ T32] r5:00001000 r4:e4989000 ** 5 printk messages dropped ** [ 1329.122893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 19 printk messages dropped ** [ 1329.125453][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 23 printk messages dropped ** [ 1329.127344][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 22 printk messages dropped ** [ 1329.161580][ T32] r5:845f9800 r4:8291a680 ** 14 printk messages dropped ** [ 1329.162975][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1329.164510][ T32] r4:84bf4080 ** 2 printk messages dropped ** [ 1329.165496][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.166360][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 3 printk messages dropped ** [ 1329.166614][ T32] r4:82ac21e4 [ 1329.166652][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.166733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.166772][ T32] r4:e0009dc0 [ 1329.166808][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.166889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.166974][ T32] r4:00000000 [ 1329.167014][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.167126][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.167180][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.167289][ T32] r5:00001000 r4:ecbd5000 [ 1329.167401][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.167511][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.167600][ T32] r5:85adb38c r4:85adb000 [ 1329.167659][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.167752][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.167812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.167906][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.167969][ T32] r4:84bd5200 [ 1329.168007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.168096][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.168142][ T32] r4:00000001 [ 1329.168200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.168270][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.168329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.168386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.168436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.168493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.168532][ T32] r4:84bc6c00 [ 1329.168592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.168659][ T32] INFO: task kworker/0:162:3992 blocked for more than 455 seconds. [ 1329.168744][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.168799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.168841][ T32] task:kworker/0:162 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.168949][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.169050][ T32] Call trace: [ 1329.169135][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.169238][ T32] r10:8291a684 r9:e49cdd84 r8:00000002 r7:60000013 r6:e49cdd8c r5:85163000 [ 1329.169331][ T32] r4:85163000 [ 1329.194910][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.195123][ T32] r5:85163000 r4:8291a680 [ 1329.195216][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.195302][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.195409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49cde08 [ 1329.195453][ T32] r4:00000000 [ 1329.195515][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.195587][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.195662][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.195770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4380 [ 1329.195828][ T32] r4:00000000 [ 1329.195900][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.196033][ T32] r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1329.196091][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.196185][ T32] r5:00001000 r4:e49c5000 [ 1329.196246][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.196325][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.196431][ T32] r5:850fbb8c r4:850fb800 [ 1329.196479][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.196572][ T32] r7:dddced80 r6:83018000 r5:850fbb8c r4:8503c480 [ 1329.196610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.196722][ T32] r10:61c88647 r9:85163000 r8:8503c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.196768][ T32] r4:8503c480 [ 1329.196827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.196927][ T32] r10:00000000 r9:8503c480 r8:80287e08 r7:e498de60 r6:8512f100 r5:85163000 [ 1329.196968][ T32] r4:00000001 [ 1329.197025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.197100][ T32] Exception stack(0xe49cdfb0 to 0xe49cdff8) [ 1329.197197][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.197256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.197350][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.197443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.197492][ T32] r4:84bf4080 [ 1329.198205][ T32] INFO: task kworker/0:162:3992 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.198287][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.198410][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.198494][ T32] Call trace: [ 1329.198596][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.198724][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.198777][ T32] r4:00000000 [ 1329.198812][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.198907][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.198965][ T32] 9d20: 8762e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.199042][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.199132][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.199211][ T32] r5:800f0013 r4:80239bb0 [ 1329.199291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.210011][ T32] r4:82ac21e4 [ 1329.210081][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.210226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.210295][ T32] r4:e0009dc0 [ 1329.210428][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.210546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.210633][ T32] r4:00000000 [ 1329.210689][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.210810][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.210877][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.211036][ T32] r5:00001000 r4:ecbd5000 [ 1329.211094][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.211200][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.211337][ T32] r5:85adb38c r4:85adb000 [ 1329.211405][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.211522][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.211626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.211763][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.211844][ T32] r4:84bd5200 [ 1329.211897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.212013][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.212079][ T32] r4:00000001 [ 1329.212139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.212235][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.212309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.212387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.212606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.212685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.212741][ T32] r4:84bc6c00 [ 1329.212797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.212912][ T32] INFO: task kworker/0:163:3994 blocked for more than 455 seconds. [ 1329.213003][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.213063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.213156][ T32] task:kworker/0:163 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.213279][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.213443][ T32] Call trace: [ 1329.213524][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.213647][ T32] r10:8291a684 r9:e49e1d84 r8:00000002 r7:60000113 r6:e49e1d8c r5:85164800 [ 1329.213752][ T32] r4:85164800 [ 1329.213809][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.213914][ T32] r5:85164800 r4:8291a680 [ 1329.213972][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.214071][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.214213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49e1e08 [ 1329.214283][ T32] r4:00000000 [ 1329.214342][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.214435][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.214527][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.214755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4ac0 [ 1329.214817][ T32] r4:00000000 [ 1329.214957][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.215087][ T32] r9:83018005 r8:85164800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1329.215155][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.215264][ T32] r5:00001000 r4:dfcb7000 [ 1329.215314][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.215450][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.215595][ T32] r5:85101b8c r4:85101800 [ 1329.215661][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.215773][ T32] r7:dddced80 r6:83018000 r5:85101b8c r4:8503c500 [ 1329.215832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.215948][ T32] r10:61c88647 r9:85164800 r8:8503c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.216007][ T32] r4:8503c500 [ 1329.216057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.216178][ T32] r10:00000000 r9:8503c500 r8:80287e08 r7:e49cde60 r6:8512f180 r5:85164800 [ 1329.216263][ T32] r4:00000001 [ 1329.216320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.216410][ T32] Exception stack(0xe49e1fb0 to 0xe49e1ff8) [ 1329.216546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.216802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.216889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.216968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.217100][ T32] r4:84bf4200 [ 1329.218053][ T32] INFO: task kworker/0:163:3994 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.218153][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.218752][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.218903][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1329.219156][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1329.245050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 3 printk messages dropped ** [ 1329.245405][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.245832][ T32] r5:00001000 r4:ecbd5000 ** 1 printk messages dropped ** [ 1329.245987][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.246617][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.246681][ T32] r4:84bd5200 [ 1329.246733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.246991][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.247053][ T32] r4:00000001 [ 1329.247129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.247223][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.247295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.247400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.247498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.247607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.247668][ T32] r4:84bc6c00 [ 1329.247727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.247823][ T32] INFO: task kworker/0:164:3995 blocked for more than 455 seconds. [ 1329.247905][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.247966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.248027][ T32] task:kworker/0:164 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.248156][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.248266][ T32] Call trace: [ 1329.248340][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.248468][ T32] r10:8291a684 r9:e49edd84 r8:00000002 r7:60000013 r6:e49edd8c r5:85162400 [ 1329.248566][ T32] r4:85162400 [ 1329.248632][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.248739][ T32] r5:85162400 r4:8291a680 [ 1329.248874][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.249000][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.249126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49ede08 [ 1329.249199][ T32] r4:00000000 [ 1329.262841][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.262982][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.263057][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.263148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4480 [ 1329.263338][ T32] r4:00000000 [ 1329.263395][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.263491][ T32] r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1329.263530][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.263829][ T32] r5:00001000 r4:e49d5000 [ 1329.263874][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.264030][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.264132][ T32] r5:850fbf8c r4:850fbc00 [ 1329.264174][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.264279][ T32] r7:dddced80 r6:83018000 r5:850fbf8c r4:8503c580 [ 1329.264357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.264486][ T32] r10:61c88647 r9:85162400 r8:8503c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.264547][ T32] r4:8503c580 [ 1329.264617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.264772][ T32] r10:00000000 r9:8503c580 r8:80287e08 r7:e49e1e60 r6:8512f200 r5:85162400 [ 1329.264849][ T32] r4:00000001 [ 1329.264905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.265002][ T32] Exception stack(0xe49edfb0 to 0xe49edff8) [ 1329.265072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.265157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.265232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.265313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.265371][ T32] r4:84bf4440 [ 1329.266056][ T32] INFO: task kworker/0:164:3995 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.266157][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.266333][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.266474][ T32] Call trace: [ 1329.266625][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.266775][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.266842][ T32] r4:00000000 [ 1329.266893][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.266993][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.267107][ T32] 9d20: 87baa000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.267191][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.267274][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.267355][ T32] r5:800f0013 r4:80239bb0 [ 1329.267407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.267510][ T32] r4:82ac21e4 [ 1329.267561][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.267673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.267775][ T32] r4:e0009dc0 [ 1329.267841][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.267982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.268065][ T32] r4:00000000 [ 1329.268132][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.268279][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.268339][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.268447][ T32] r5:00001000 r4:ecbd5000 [ 1329.268529][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.268629][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.268739][ T32] r5:85adb38c r4:85adb000 [ 1329.268792][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.268911][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.268969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.269085][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.269175][ T32] r4:84bd5200 [ 1329.269228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.293288][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.293369][ T32] r4:00000001 [ 1329.293426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.293597][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.293718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.293801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.293874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.293999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.294084][ T32] r4:84bc6c00 [ 1329.294149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.294221][ T32] INFO: task kworker/0:165:3997 blocked for more than 455 seconds. [ 1329.294293][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.294354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.294433][ T32] task:kworker/0:165 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.294639][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.294788][ T32] Call trace: [ 1329.294901][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.295032][ T32] r10:8291a684 r9:e0791d84 r8:00000002 r7:60000113 r6:e0791d8c r5:85166000 [ 1329.295132][ T32] r4:85166000 [ 1329.295189][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.295297][ T32] r5:85166000 r4:8291a680 [ 1329.295374][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.295472][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.295585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1329.295681][ T32] r4:00000000 [ 1329.295937][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.296033][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.296147][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.296262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4600 [ 1329.296322][ T32] r4:00000000 [ 1329.296377][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.296504][ T32] r9:83018005 r8:85166000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1329.296585][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.296694][ T32] r5:00001000 r4:df97b000 [ 1329.296796][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.296921][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.297028][ T32] r5:8510038c r4:85100000 [ 1329.297083][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.297426][ T32] r10:61c88647 r9:85166000 r8:8503c62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.298263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.316555][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1329.317099][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.317721][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.318373][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.319255][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1329.334606][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1329.335040][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1329.335187][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.335284][ T32] r10:8291a684 r9:e081dd84 r8:00000002 r7:60000113 r6:e081dd8c r5:85165400 [ 1329.335348][ T32] r4:85165400 [ 1329.335391][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.335475][ T32] r5:85165400 r4:8291a680 [ 1329.335530][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.335607][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.335699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e081de08 [ 1329.335797][ T32] r4:00000000 [ 1329.335838][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.335905][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.335996][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.336090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4740 [ 1329.336159][ T32] r4:00000000 [ 1329.336199][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.336289][ T32] r9:83018005 r8:85165400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1329.336394][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.336512][ T32] r5:00001000 r4:dfa1b000 [ 1329.336585][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.336695][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.336802][ T32] r5:8510078c r4:85100400 [ 1329.336855][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.336966][ T32] r7:dddced80 r6:83018000 r5:8510078c r4:8503c680 [ 1329.337043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.337218][ T32] r10:61c88647 r9:85165400 r8:8503c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.337272][ T32] r4:8503c680 [ 1329.337310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.337433][ T32] r10:00000000 r9:8503c680 r8:80287e08 r7:e49e1e60 r6:8512f300 r5:85165400 [ 1329.337478][ T32] r4:00000001 [ 1329.337514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.337580][ T32] Exception stack(0xe081dfb0 to 0xe081dff8) [ 1329.337670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.337756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.337816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.337901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.337946][ T32] r4:84bf4200 [ 1329.338582][ T32] INFO: task kworker/0:166:3999 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.338654][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.338802][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.338885][ T32] Call trace: [ 1329.338984][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.339084][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.339135][ T32] r4:00000000 [ 1329.339171][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.339244][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.353127][ T32] 9d20: 882dd000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.353237][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.353293][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.353354][ T32] r5:800f0013 r4:80239bb0 [ 1329.353397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.353515][ T32] r4:82ac21e4 [ 1329.353570][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.353660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.353702][ T32] r4:e0009dc0 [ 1329.353741][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.353867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.353916][ T32] r4:00000000 [ 1329.353953][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.354043][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.354103][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.354223][ T32] r5:00001000 r4:ecbd5000 [ 1329.354389][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.354569][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.354765][ T32] r5:85adb38c r4:85adb000 [ 1329.354809][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.355188][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1329.355480][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.355544][ T32] r4:00000001 [ 1329.355599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.355717][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.355794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.355869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.355954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.356040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.356118][ T32] r4:84bc6c00 [ 1329.356186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.356275][ T32] INFO: task kworker/0:167:4001 blocked for more than 455 seconds. [ 1329.356400][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.356489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.356553][ T32] task:kworker/0:167 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.356685][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.356822][ T32] Call trace: [ 1329.356904][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.357030][ T32] r10:8291a684 r9:e0829d84 r8:00000002 r7:60000113 r6:e0829d8c r5:85163c00 ** 3 printk messages dropped ** [ 1329.357347][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1329.358150][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.358654][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.359207][ T32] r10:61c88647 r9:85163c00 r8:8503c72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.379051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.385617][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1329.386407][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.386874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1329.387883][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 6 printk messages dropped ** [ 1329.388472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.389212][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 1329.410996][ T32] r5:85166c00 r4:8291a680 ** 5 printk messages dropped ** [ 1329.411564][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1329.412156][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.412269][ T32] r5:00001000 r4:dfbf1000 [ 1329.412327][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.412439][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.412568][ T32] r5:85100f8c r4:85100c00 [ 1329.412627][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.412760][ T32] r7:dddced80 r6:83018000 r5:85100f8c r4:8503c780 [ 1329.412822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.412950][ T32] r10:61c88647 r9:85166c00 r8:8503c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.413013][ T32] r4:8503c780 [ 1329.413067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.413274][ T32] r10:00000000 r9:8503c780 r8:80287e08 r7:e49e1e60 r6:8512f400 r5:85166c00 [ 1329.413352][ T32] r4:00000001 [ 1329.413407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.413504][ T32] Exception stack(0xe0841fb0 to 0xe0841ff8) [ 1329.413575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.413664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.413743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.413820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.413880][ T32] r4:84bf4700 [ 1329.414657][ T32] INFO: task kworker/0:168:4003 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.414750][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.414937][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.415093][ T32] Call trace: [ 1329.415178][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.415353][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.415432][ T32] r4:00000000 [ 1329.415492][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.415604][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.415683][ T32] 9d20: 8874c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.415758][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.415849][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.415945][ T32] r5:800f0013 r4:80239bb0 [ 1329.416010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.416124][ T32] r4:82ac21e4 [ 1329.416183][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.416302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.416372][ T32] r4:e0009dc0 [ 1329.416424][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.416536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.416595][ T32] r4:00000000 [ 1329.416646][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.416762][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.416857][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.416981][ T32] r5:00001000 r4:ecbd5000 [ 1329.417054][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.417157][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.417276][ T32] r5:85adb38c r4:85adb000 [ 1329.417330][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.417476][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.417549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.417665][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.417728][ T32] r4:84bd5200 [ 1329.417775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1329.418145][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.419054][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.448532][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.449152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4b00 ** 3 printk messages dropped ** [ 1329.450324][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.450642][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.450781][ T32] r5:8510138c r4:85101000 ** 2 printk messages dropped ** [ 1329.451029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.451220][ T32] r4:8503c800 ** 2 printk messages dropped ** [ 1329.451496][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.451835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.453142][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.453775][ T32] 9d20: 88984000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1329.454403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1329.455367][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1329.456115][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 3 printk messages dropped ** [ 1329.456387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.456464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.456533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.456629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.456697][ T32] r4:84bc6c00 [ 1329.456748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.456840][ T32] INFO: task kworker/0:170:4007 blocked for more than 455 seconds. [ 1329.456943][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.457009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.457079][ T32] task:kworker/0:170 state:D stack:0 pid:4007 tgid:4007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.457269][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.457387][ T32] Call trace: [ 1329.457498][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.457627][ T32] r10:8291a684 r9:e8a09d84 r8:00000002 r7:60000013 r6:e8a09d8c r5:8502e000 [ 1329.457703][ T32] r4:8502e000 [ 1329.457754][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.457851][ T32] r5:8502e000 r4:8291a680 [ 1329.457901][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.457988][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.458098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a09e08 [ 1329.458156][ T32] r4:00000000 [ 1329.458205][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.458296][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.458411][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.458531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4c40 [ 1329.458608][ T32] r4:00000000 [ 1329.458676][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.458787][ T32] r9:83018005 r8:8502e000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1329.458843][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.458960][ T32] r5:00001000 r4:dfc7b000 [ 1329.459017][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.459163][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.490199][ T32] r5:8510178c r4:85101400 [ 1329.490399][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.490565][ T32] r7:dddced80 r6:83018000 r5:8510178c r4:8503c880 [ 1329.490620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.490743][ T32] r10:61c88647 r9:8502e000 r8:8503c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.490800][ T32] r4:8503c880 [ 1329.490850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.490967][ T32] r10:00000000 r9:8503c880 r8:80287e08 r7:e49e1e60 r6:8512f500 r5:8502e000 [ 1329.491024][ T32] r4:00000001 [ 1329.491073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.491168][ T32] Exception stack(0xe8a09fb0 to 0xe8a09ff8) [ 1329.491240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.491313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.491445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.491563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.491626][ T32] r4:84bf4980 [ 1329.492405][ T32] INFO: task kworker/0:170:4007 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.492509][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.492721][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.492834][ T32] Call trace: [ 1329.492953][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.493082][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.493147][ T32] r4:00000000 [ 1329.493197][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.493292][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.493419][ T32] 9d20: 88cba000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.493546][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.493625][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.493691][ T32] r5:800f0013 r4:80239bb0 [ 1329.493740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.493863][ T32] r4:82ac21e4 [ 1329.493930][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.494040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.494101][ T32] r4:e0009dc0 [ 1329.494172][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.494275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.494329][ T32] r4:00000000 [ 1329.494418][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.494878][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1329.495848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.496492][ T32] INFO: task kworker/0:171:4009 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1329.497222][ T32] r10:8291a684 r9:e8a11d84 r8:00000002 r7:60000113 r6:e8a11d8c r5:8502d400 ** 8 printk messages dropped ** [ 1329.497988][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.498805][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.499150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.521535][ T32] r10:00000000 r9:8503c900 r8:80287e08 r7:e49e1e60 r6:8512f580 r5:8502d400 ** 4 printk messages dropped ** [ 1329.521888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.521976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.522057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.522144][ T32] r4:84bf4cc0 [ 1329.522946][ T32] INFO: task kworker/0:171:4009 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.523041][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.523283][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.523470][ T32] Call trace: [ 1329.523550][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.523679][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.523761][ T32] r4:00000000 [ 1329.523820][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.523920][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.523995][ T32] 9d20: 88d9f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.524070][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.524145][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.524226][ T32] r5:800f0013 r4:80239bb0 [ 1329.524298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.524418][ T32] r4:82ac21e4 [ 1329.524479][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.524589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.524649][ T32] r4:e0009dc0 [ 1329.524699][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.524807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.524863][ T32] r4:00000000 [ 1329.524913][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.525030][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.525144][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.525273][ T32] r5:00001000 r4:ecbd5000 [ 1329.525329][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.525506][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.525620][ T32] r5:85adb38c r4:85adb000 [ 1329.525691][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.525819][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.525882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.526001][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.526088][ T32] r4:84bd5200 [ 1329.526155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.526275][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.526362][ T32] r4:00000001 [ 1329.526421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.526539][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.526613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.526686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.526760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.526839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.526901][ T32] r4:84bc6c00 [ 1329.526972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.527051][ T32] INFO: task kworker/0:172:4011 blocked for more than 456 seconds. [ 1329.527167][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.527236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.527320][ T32] task:kworker/0:172 state:D stack:0 pid:4011 tgid:4011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.527725][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.527914][ T32] Call trace: [ 1329.528024][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.528173][ T32] r10:8291a684 r9:e49bdd84 r8:00000002 r7:60000113 r6:e49bdd8c r5:845fa400 [ 1329.528227][ T32] r4:845fa400 [ 1329.528294][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1329.528572][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.529162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf4ec0 ** 6 printk messages dropped ** [ 1329.563405][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.563542][ T32] r5:85101f8c r4:85101c00 [ 1329.563626][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.563749][ T32] r7:dddced80 r6:83018000 r5:85101f8c r4:8503c980 [ 1329.563820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.563962][ T32] r10:61c88647 r9:845fa400 r8:8503c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.564049][ T32] r4:8503c980 [ 1329.564109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.564228][ T32] r10:00000000 r9:8503c980 r8:80287e08 r7:e8a11e60 r6:8503ca00 r5:845fa400 [ 1329.564332][ T32] r4:00000001 [ 1329.564414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.564551][ T32] Exception stack(0xe49bdfb0 to 0xe49bdff8) [ 1329.564632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.564720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.564795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.564913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.564981][ T32] r4:84bf4c00 [ 1329.565742][ T32] INFO: task kworker/0:172:4011 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.565874][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.566074][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.566206][ T32] Call trace: [ 1329.566286][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.566423][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.566493][ T32] r4:00000000 [ 1329.566567][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.566671][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.566748][ T32] 9d20: 890a7000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.566848][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.566918][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.566993][ T32] r5:800f0013 r4:80239bb0 [ 1329.567048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.567169][ T32] r4:82ac21e4 [ 1329.567223][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.567349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 3 printk messages dropped ** [ 1329.567667][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.568211][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.568956][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1329.580359][ T32] r4:84bc6c00 ** 3 printk messages dropped ** [ 1329.580581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1329.581441][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.582228][ T32] r9:83018005 r8:845fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1329.582344][ T32] r5:00001000 r4:dff1b000 [ 1329.582431][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.582509][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.582588][ T32] r5:8510278c r4:85102400 [ 1329.582634][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.582727][ T32] r7:dddced80 r6:83018000 r5:8510278c r4:8503ca80 [ 1329.582790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.582907][ T32] r10:61c88647 r9:845fb000 r8:8503caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.582952][ T32] r4:8503ca80 [ 1329.582987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.583119][ T32] r10:00000000 r9:8503ca80 r8:80287e08 r7:e8a11e60 r6:8503cb00 r5:845fb000 [ 1329.583266][ T32] r4:00000001 [ 1329.583426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.583775][ T32] Exception stack(0xe8a19fb0 to 0xe8a19ff8) [ 1329.583841][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.583898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.583947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.584004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.584043][ T32] r4:84bf4d40 [ 1329.584647][ T32] INFO: task kworker/0:173:4014 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.584718][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.584818][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.584893][ T32] Call trace: [ 1329.584963][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.585100][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.585163][ T32] r4:00000000 [ 1329.585215][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.585333][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.585424][ T32] 9d20: 891bc000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.585507][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.585578][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.585644][ T32] r5:800f0013 r4:80239bb0 [ 1329.585715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.585819][ T32] r4:82ac21e4 [ 1329.585872][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.586027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.586121][ T32] r4:e0009dc0 [ 1329.586195][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.586314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.586383][ T32] r4:00000000 [ 1329.586439][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.586574][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.586680][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.586828][ T32] r5:00001000 r4:ecbd5000 [ 1329.586886][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.586987][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.587106][ T32] r5:85adb38c r4:85adb000 [ 1329.587173][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.587373][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.587440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.587575][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.587638][ T32] r4:84bd5200 [ 1329.587702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.587877][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.588217][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.588821][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.620628][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.621526][ T32] r5:85102b8c r4:85102800 ** 6 printk messages dropped ** [ 1329.622138][ T32] r10:00000000 r9:8503cb80 r8:80287e08 r7:e8a19e60 r6:8503cc00 r5:845fc800 ** 10 printk messages dropped ** [ 1329.623878][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.624566][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.624645][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.624710][ T32] r5:800f0013 r4:80239bb0 [ 1329.624761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.624859][ T32] r4:82ac21e4 [ 1329.624911][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.625044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.625115][ T32] r4:e0009dc0 [ 1329.625186][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.625303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.625371][ T32] r4:00000000 [ 1329.625429][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.625566][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.625626][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.625757][ T32] r5:00001000 r4:ecbd5000 [ 1329.625820][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.625919][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.626031][ T32] r5:85adb38c r4:85adb000 [ 1329.626090][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.626212][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.626275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.626403][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.626484][ T32] r4:84bd5200 [ 1329.626542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.626663][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.626722][ T32] r4:00000001 [ 1329.626782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.626862][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.626919][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.627002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.627146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.627230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.627307][ T32] r4:84bc6c00 [ 1329.627388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.627460][ T32] INFO: task kworker/0:175:4018 blocked for more than 456 seconds. [ 1329.627552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.627627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.627685][ T32] task:kworker/0:175 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.627792][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.627889][ T32] Call trace: [ 1329.627981][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.628099][ T32] r10:8291a684 r9:e8a21d84 r8:00000002 r7:60000113 r6:e8a21d8c r5:845fd400 [ 1329.628161][ T32] r4:845fd400 [ 1329.628208][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.628309][ T32] r5:845fd400 r4:8291a680 [ 1329.628367][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.628461][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.628581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a21e08 ** 4 printk messages dropped ** [ 1329.628970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcf340 ** 7 printk messages dropped ** [ 1329.660734][ T32] r5:85102f8c r4:85102c00 [ 1329.660822][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.661116][ T32] r7:dddced80 r6:83018000 r5:85102f8c r4:8503cc80 [ 1329.661210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.661306][ T32] r10:61c88647 r9:845fd400 r8:8503ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.661364][ T32] r4:8503cc80 [ 1329.661411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.661501][ T32] r10:00000000 r9:8503cc80 r8:80287e08 r7:e0911e60 r6:8503cd00 r5:845fd400 [ 1329.661573][ T32] r4:00000001 [ 1329.661918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.662001][ T32] Exception stack(0xe8a21fb0 to 0xe8a21ff8) [ 1329.662058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.662113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.662209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.662272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.662315][ T32] r4:8506d040 [ 1329.663011][ T32] INFO: task kworker/0:175:4018 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.663137][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.663296][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.663411][ T32] Call trace: [ 1329.663553][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.663734][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.663845][ T32] r4:00000000 [ 1329.663886][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.663974][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.664053][ T32] 9d20: 89a99000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.664111][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.664164][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.664210][ T32] r5:800f0013 r4:80239bb0 [ 1329.664246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.664325][ T32] r4:82ac21e4 [ 1329.664370][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.664459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.664518][ T32] r4:e0009dc0 [ 1329.664558][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.664640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.664679][ T32] r4:00000000 [ 1329.664714][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.664799][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.664837][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.664939][ T32] r5:00001000 r4:ecbd5000 [ 1329.664983][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.665073][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.665205][ T32] r5:85adb38c r4:85adb000 [ 1329.665261][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.665382][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.665471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.665615][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.665684][ T32] r4:84bd5200 [ 1329.665746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.665872][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.665935][ T32] r4:00000001 [ 1329.665987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.666077][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.666148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.666219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.666394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.667425][ T32] r10:8291a684 r9:e8a29d84 r8:00000002 r7:60000013 r6:e8a29d8c r5:845fec00 ** 5 printk messages dropped ** [ 1329.667976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a29e08 ** 4 printk messages dropped ** [ 1329.668401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcf540 ** 7 printk messages dropped ** [ 1329.669052][ T32] r5:8510338c r4:85103000 [ 1329.669116][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.685593][ T32] r10:00000000 r9:8503cd80 r8:80287e08 r7:e8a21e60 r6:8503ce00 r5:845fec00 ** 5 printk messages dropped ** [ 1329.686083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.687923][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.688450][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1329.688971][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1329.689240][ T32] r4:e0009dc0 ** 1 printk messages dropped ** [ 1329.704962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.705067][ T32] r4:00000000 [ 1329.705165][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.705337][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.705439][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.705584][ T32] r5:00001000 r4:ecbd5000 [ 1329.705679][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.705833][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.705946][ T32] r5:85adb38c r4:85adb000 [ 1329.706000][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.706149][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.706247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.706412][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.706484][ T32] r4:84bd5200 [ 1329.706547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.706668][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.706731][ T32] r4:00000001 [ 1329.706804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.706911][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.707014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.707122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.707188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.707263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.707358][ T32] r4:84bc6c00 [ 1329.707433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.707556][ T32] INFO: task kworker/0:177:4023 blocked for more than 456 seconds. [ 1329.707655][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.707722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.707841][ T32] task:kworker/0:177 state:D stack:0 pid:4023 tgid:4023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.707996][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.708139][ T32] Call trace: [ 1329.708242][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.708378][ T32] r10:8291a684 r9:e8a2dd84 r8:00000002 r7:60000013 r6:e8a2dd8c r5:850d8000 [ 1329.708442][ T32] r4:850d8000 [ 1329.708533][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.708651][ T32] r5:850d8000 r4:8291a680 [ 1329.708720][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.708834][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.708948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a2de08 [ 1329.709010][ T32] r4:00000000 [ 1329.709061][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.709156][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.709303][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.729921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfb40 [ 1329.730028][ T32] r4:00000000 [ 1329.730088][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.730266][ T32] r9:83018005 r8:850d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1329.730341][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.730506][ T32] r5:00001000 r4:e0187000 [ 1329.730581][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.730688][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.730810][ T32] r5:85103f8c r4:85103c00 [ 1329.730867][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.730973][ T32] r7:dddced80 r6:83018000 r5:85103f8c r4:8503ce80 [ 1329.731028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.731166][ T32] r10:61c88647 r9:850d8000 r8:8503ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.731231][ T32] r4:8503ce80 [ 1329.731279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.731644][ T32] Exception stack(0xe8a2dfb0 to 0xe8a2dff8) ** 2 printk messages dropped ** [ 1329.731873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.732857][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1329.733389][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.733466][ T32] r4:00000000 [ 1329.733567][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.733676][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.733747][ T32] 9d20: 8a01c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.733819][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1329.733882][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.733958][ T32] r5:800f0013 r4:80239bb0 [ 1329.734031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.734166][ T32] r4:82ac21e4 [ 1329.734239][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.734353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1329.734455][ T32] r4:e0009dc0 [ 1329.734510][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.734621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1329.734674][ T32] r4:00000000 [ 1329.734723][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.734855][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1329.734916][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.735023][ T32] r5:00001000 r4:ecbd5000 [ 1329.735078][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.735180][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.735354][ T32] r5:85adb38c r4:85adb000 [ 1329.735435][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.735581][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.735651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.735782][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.735863][ T32] r4:84bd5200 [ 1329.735956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.736075][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.736136][ T32] r4:00000001 [ 1329.736186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.736276][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.736422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.736501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.736570][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.736645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.736706][ T32] r4:84bc6c00 [ 1329.736776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.736862][ T32] INFO: task kworker/0:178:4025 blocked for more than 456 seconds. [ 1329.736940][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.737020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.737081][ T32] task:kworker/0:178 state:D stack:0 pid:4025 tgid:4025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.737210][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.737309][ T32] Call trace: [ 1329.737526][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.737668][ T32] r10:8291a684 r9:e8a31d84 r8:00000002 r7:60000113 r6:e8a31d8c r5:850d9800 [ 1329.737752][ T32] r4:850d9800 [ 1329.737813][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.737944][ T32] r5:850d9800 r4:8291a680 [ 1329.738006][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.738105][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.738232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a31e08 [ 1329.738295][ T32] r4:00000000 [ 1329.738344][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.738447][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.738543][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.738656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcf740 [ 1329.738736][ T32] r4:00000000 [ 1329.738796][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.738910][ T32] r9:83018005 r8:850d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1329.738959][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.739057][ T32] r5:00001000 r4:e013f000 [ 1329.739109][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.769896][ T32] r5:8510378c r4:85103400 [ 1329.770000][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.770380][ T32] r10:61c88647 r9:850d9800 r8:8503cfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.771383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.772865][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1329.773822][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1329.774920][ T32] r5:85adb38c r4:85adb000 ** 7 printk messages dropped ** [ 1329.775678][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.776115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.777266][ T32] r4:850da400 ** 4 printk messages dropped ** [ 1329.777973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a35e08 ** 8 printk messages dropped ** [ 1329.778740][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1329.779195][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.804398][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.806097][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1329.806904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.807867][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.808117][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.808218][ T32] r5:85adb38c r4:85adb000 [ 1329.808281][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.808417][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1329.808472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.808586][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.808641][ T32] r4:84bd5200 [ 1329.808687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.808798][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1329.808870][ T32] r4:00000001 [ 1329.808924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.809013][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1329.809077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.809149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.809262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.823902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.824004][ T32] r4:84bc6c00 [ 1329.824068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.824168][ T32] INFO: task kworker/0:180:4029 blocked for more than 456 seconds. [ 1329.824264][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.824358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.824435][ T32] task:kworker/0:180 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.824569][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.824694][ T32] Call trace: [ 1329.824773][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.824911][ T32] r10:8291a684 r9:e8a39d84 r8:00000002 r7:60000113 r6:e8a39d8c r5:850db000 [ 1329.825091][ T32] r4:850db000 [ 1329.825163][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.825346][ T32] r5:850db000 r4:8291a680 [ 1329.825424][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.825525][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.825636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a39e08 [ 1329.825697][ T32] r4:00000000 [ 1329.825746][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.825840][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.825967][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.826108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfd40 [ 1329.826175][ T32] r4:00000000 [ 1329.826232][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.826373][ T32] r9:83018005 r8:850db000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1329.826462][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.826576][ T32] r5:00001000 r4:e0265000 [ 1329.826643][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.826744][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.826851][ T32] r5:8510c38c r4:8510c000 [ 1329.826908][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.827026][ T32] r7:dddced80 r6:83018000 r5:8510c38c r4:84bde180 [ 1329.827078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.827236][ T32] r10:61c88647 r9:850db000 r8:84bde1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.827299][ T32] r4:84bde180 [ 1329.827381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.827499][ T32] r10:00000000 r9:84bde180 r8:80287e08 r7:e8a2de60 r6:84bde200 r5:850db000 [ 1329.827551][ T32] r4:00000001 [ 1329.827601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.827713][ T32] Exception stack(0xe8a39fb0 to 0xe8a39ff8) [ 1329.827792][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.847873][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 1329.860519][ T32] r5:00001000 r4:ecbd5000 ** 12 printk messages dropped ** [ 1329.861561][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 11 printk messages dropped ** [ 1329.862450][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.862635][ T32] r10:8291a684 r9:e8a25d84 r8:00000002 r7:60000013 r6:e8a25d8c r5:850dbc00 [ 1329.862698][ T32] r4:850dbc00 [ 1329.862738][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.862839][ T32] r5:850dbc00 r4:8291a680 [ 1329.862903][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.862979][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.863082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a25e08 [ 1329.863129][ T32] r4:00000000 [ 1329.863165][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.863230][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.863294][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.863399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfe40 [ 1329.863478][ T32] r4:00000000 [ 1329.863517][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.863626][ T32] r9:83018005 r8:850dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1329.863668][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.863746][ T32] r5:00001000 r4:e057f000 [ 1329.863780][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.863851][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.863929][ T32] r5:8510c78c r4:8510c400 [ 1329.863965][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.864070][ T32] r7:dddced80 r6:83018000 r5:8510c78c r4:84bde280 [ 1329.864121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.864215][ T32] r10:61c88647 r9:850dbc00 r8:84bde2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.864256][ T32] r4:84bde280 [ 1329.864313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.864412][ T32] r10:00000000 r9:84bde280 r8:80287e08 r7:e8a39e60 r6:84bde300 r5:850dbc00 [ 1329.864454][ T32] r4:00000001 [ 1329.864487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.864598][ T32] Exception stack(0xe8a25fb0 to 0xe8a25ff8) [ 1329.864675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.864745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.864839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.864897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.864942][ T32] r4:84bcfbc0 [ 1329.865728][ T32] INFO: task kworker/0:181:4032 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.865872][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.866064][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.866172][ T32] Call trace: [ 1329.866244][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.866367][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1329.866428][ T32] r4:00000000 [ 1329.866481][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.866579][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1329.866649][ T32] 9d20: 8a82c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1329.866725][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1329.867226][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1329.867648][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.868349][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1329.868682][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1329.869021][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1329.897034][ T32] task:kworker/0:182 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.898151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a3de08 ** 8 printk messages dropped ** [ 1329.898810][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.899132][ T32] r5:8510cb8c r4:8510c800 ** 2 printk messages dropped ** [ 1329.899873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1329.900519][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.902000][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 5 printk messages dropped ** [ 1329.902331][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.902671][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1329.903018][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.903620][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1329.903879][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1329.904312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.904372][ T32] INFO: task kworker/0:183:4035 blocked for more than 456 seconds. [ 1329.904455][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1329.904504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.904570][ T32] task:kworker/0:183 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.904655][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.904728][ T32] Call trace: [ 1329.904780][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1329.904869][ T32] r10:8291a684 r9:e8a41d84 r8:00000002 r7:60000013 r6:e8a41d8c r5:850de000 [ 1329.904909][ T32] r4:850de000 [ 1329.904966][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1329.905161][ T32] r5:850de000 r4:8291a680 [ 1329.905240][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.905342][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.905500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a41e08 [ 1329.905583][ T32] r4:00000000 [ 1329.905643][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1329.905735][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.905821][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1329.905923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd21c0 [ 1329.905978][ T32] r4:00000000 [ 1329.906028][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.906140][ T32] r9:83018005 r8:850de000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1329.906209][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.906334][ T32] r5:00001000 r4:e05cd000 [ 1329.906399][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1329.906511][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.906619][ T32] r5:8510cf8c r4:8510cc00 [ 1329.906669][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.906768][ T32] r7:dddced80 r6:83018000 r5:8510cf8c r4:84bde480 [ 1329.906822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.906952][ T32] r10:61c88647 r9:850de000 r8:84bde4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.907060][ T32] r4:84bde480 [ 1329.907175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.907291][ T32] r10:00000000 r9:84bde480 r8:80287e08 r7:e8a3de60 r6:84bde500 r5:850de000 [ 1329.907377][ T32] r4:00000001 [ 1329.907427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.907547][ T32] Exception stack(0xe8a41fb0 to 0xe8a41ff8) [ 1329.907621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.907709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.907814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.907904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.907977][ T32] r4:84bcfdc0 [ 1329.908458][ T32] INFO: task kworker/0:183:4035 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1329.908587][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.940222][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1329.940758][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1329.941640][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1329.941954][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1329.942234][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1329.942659][ T32] INFO: task kworker/0:184:4037 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.943243][ T32] r4:85169800 ** 3 printk messages dropped ** [ 1329.943550][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.944096][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.944558][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.944887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.945045][ T32] r4:84bde580 [ 1329.945093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.945206][ T32] r10:00000000 r9:84bde580 r8:80287e08 r7:e8a41e60 r6:8512f600 r5:85169800 [ 1329.945277][ T32] r4:00000001 [ 1329.945373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.945486][ T32] Exception stack(0xe8a45fb0 to 0xe8a45ff8) ** 1 printk messages dropped ** [ 1329.945665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.947107][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.947688][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1329.948434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 9 printk messages dropped ** [ 1329.949231][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.975063][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.975534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.976231][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.976918][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.977718][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.978100][ T32] r5:8510d78c r4:8510d400 ** 3 printk messages dropped ** [ 1329.978368][ T32] r10:61c88647 r9:8516b000 r8:84bde62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.978939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.005294][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.005960][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1330.006676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 8 printk messages dropped ** [ 1330.007541][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.008334][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.008686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1330.008848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.008924][ T32] INFO: task kworker/0:186:4041 blocked for more than 456 seconds. [ 1330.009018][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.009065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.009134][ T32] task:kworker/0:186 state:D stack:0 pid:4041 tgid:4041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.009301][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.018961][ T32] Call trace: [ 1330.019080][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.019251][ T32] r10:8291a684 r9:e8a55d84 r8:00000002 r7:60000113 r6:e8a55d8c r5:8516a400 [ 1330.020073][ T32] r4:8516a400 [ 1330.020143][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.020272][ T32] r5:8516a400 r4:8291a680 [ 1330.020325][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.020457][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.020585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a55e08 [ 1330.020680][ T32] r4:00000000 [ 1330.020740][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.020851][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.020956][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.021067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd2600 [ 1330.021146][ T32] r4:00000000 [ 1330.021206][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.021351][ T32] r9:83018005 r8:8516a400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1330.021446][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.021565][ T32] r5:00001000 r4:e07bb000 [ 1330.021636][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.021765][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.021876][ T32] r5:8510db8c r4:8510d800 [ 1330.021932][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.022072][ T32] r7:dddced80 r6:83018000 r5:8510db8c r4:84bde680 [ 1330.022143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.022286][ T32] r10:61c88647 r9:8516a400 r8:84bde6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.022372][ T32] r4:84bde680 [ 1330.022432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.022549][ T32] r10:00000000 r9:84bde680 r8:80287e08 r7:e8a4de60 r6:8512f700 r5:8516a400 ** 10 printk messages dropped ** [ 1330.024383][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.025529][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1330.027399][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1330.027941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.028029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.028138][ T32] r4:84bc6c00 [ 1330.028197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.028270][ T32] INFO: task kworker/0:187:4043 blocked for more than 456 seconds. [ 1330.028370][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.028451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.028513][ T32] task:kworker/0:187 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.028624][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.028724][ T32] Call trace: [ 1330.028855][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.028969][ T32] r10:8291a684 r9:e8a5dd84 r8:00000002 r7:60000113 r6:e8a5dd8c r5:8516bc00 [ 1330.029024][ T32] r4:8516bc00 [ 1330.029098][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.029263][ T32] r5:8516bc00 r4:8291a680 [ 1330.052113][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.052308][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.052435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a5de08 [ 1330.052495][ T32] r4:00000000 [ 1330.052559][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.052653][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.052772][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.052895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd2700 [ 1330.052951][ T32] r4:00000000 [ 1330.053002][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.053172][ T32] r9:83018005 r8:8516bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1330.053235][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.053345][ T32] r5:00001000 r4:e07cb000 [ 1330.053406][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.053502][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.053605][ T32] r5:8510df8c r4:8510dc00 [ 1330.053656][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.053771][ T32] r7:dddced80 r6:83018000 r5:8510df8c r4:84bde700 [ 1330.053863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.054042][ T32] r10:61c88647 r9:8516bc00 r8:84bde72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.054154][ T32] r4:84bde700 [ 1330.054214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.054343][ T32] r10:00000000 r9:84bde700 r8:80287e08 r7:e8a55e60 r6:8512f780 r5:8516bc00 [ 1330.054437][ T32] r4:00000001 [ 1330.054501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.054666][ T32] Exception stack(0xe8a5dfb0 to 0xe8a5dff8) [ 1330.054744][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.055116][ T32] r4:84bd2400 ** 2 printk messages dropped ** [ 1330.056321][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.057371][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1330.057886][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1330.058599][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1330.059250][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.080977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.081661][ T32] task:kworker/0:188 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1330.084105][ T32] r5:8510e78c r4:8510e400 ** 4 printk messages dropped ** [ 1330.084593][ T32] r4:84bde780 ** 4 printk messages dropped ** [ 1330.084993][ T32] Exception stack(0xe8a65fb0 to 0xe8a65ff8) [ 1330.085096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.085180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.085329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.085436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.085525][ T32] r4:84bd2400 [ 1330.086246][ T32] INFO: task kworker/0:188:4045 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.086346][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.086494][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.086598][ T32] Call trace: [ 1330.086697][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.086834][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.086895][ T32] r4:00000000 [ 1330.086946][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.087047][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.087139][ T32] 9d20: 8b9a0000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.087264][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.087375][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.087460][ T32] r5:800f0013 r4:80239bb0 [ 1330.087535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.087647][ T32] r4:82ac21e4 [ 1330.087700][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.087809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1330.087869][ T32] r4:e0009dc0 [ 1330.087920][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.088028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.088089][ T32] r4:00000000 [ 1330.088161][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1330.088341][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.089160][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1330.116888][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1330.117316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.118320][ T32] r4:8516c800 ** 1 printk messages dropped ** [ 1330.118510][ T32] r5:8516c800 r4:8291a680 [ 1330.118562][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.118657][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.118764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a6de08 [ 1330.118820][ T32] r4:00000000 [ 1330.118867][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.119031][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.119353][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.133872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd28c0 [ 1330.133960][ T32] r4:00000000 [ 1330.134043][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.134206][ T32] r9:83018005 r8:8516c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 3 printk messages dropped ** [ 1330.134563][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1330.134714][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.135690][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.137171][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.137973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1330.138323][ T32] r4:e0009dc0 [ 1330.138406][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.138524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.138598][ T32] r4:00000000 [ 1330.138692][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.138815][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.138871][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.138993][ T32] r5:00001000 r4:ecbd5000 [ 1330.139070][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.139185][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.139312][ T32] r5:85adb38c r4:85adb000 [ 1330.149862][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.150314][ T32] r4:84bd5200 ** 9 printk messages dropped ** [ 1330.151133][ T32] r4:84bc6c00 ** 9 printk messages dropped ** [ 1330.152083][ T32] r4:8516d400 ** 4 printk messages dropped ** [ 1330.152632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 ** 12 printk messages dropped ** [ 1330.153894][ T32] r5:8510eb8c r4:8510e800 ** 3 printk messages dropped ** [ 1330.154264][ T32] r10:61c88647 r9:8516d400 r8:84bde8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1330.155091][ T32] r4:84bd2740 ** 10 printk messages dropped ** [ 1330.156971][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 17 printk messages dropped ** [ 1330.158567][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1330.189168][ T32] INFO: task kworker/0:191:4051 blocked for more than 456 seconds. ** 1 printk messages dropped ** [ 1330.189789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.189872][ T32] task:kworker/0:191 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.190003][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.190210][ T32] Call trace: [ 1330.190349][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.190483][ T32] r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000013 r6:eaa8dd8c r5:85168c00 [ 1330.190556][ T32] r4:85168c00 [ 1330.190631][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.190764][ T32] r5:85168c00 r4:8291a680 [ 1330.190832][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.190942][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.191084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1330.191161][ T32] r4:00000000 [ 1330.191210][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.191302][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.191419][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.191525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb8c0 [ 1330.191580][ T32] r4:00000000 [ 1330.191645][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.191796][ T32] r9:83018005 r8:85168c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1330.191857][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.191958][ T32] r5:00001000 r4:eaac1000 [ 1330.192010][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.192106][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.192216][ T32] r5:8510ff8c r4:8510fc00 [ 1330.192267][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.192416][ T32] r7:dddced80 r6:83018000 r5:8510ff8c r4:84bde900 [ 1330.192484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.192610][ T32] r10:61c88647 r9:85168c00 r8:84bde92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1330.193101][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) ** 15 printk messages dropped ** [ 1330.195229][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 17 printk messages dropped ** [ 1330.196787][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1330.198367][ T32] task:kworker/0:192 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1330.235411][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.236260][ T32] r10:00000000 r9:84bde980 r8:80287e08 r7:eaa8de60 r6:8512fa00 r5:85168000 ** 14 printk messages dropped ** [ 1330.238474][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.253087][ T32] r4:e0009dc0 ** 9 printk messages dropped ** [ 1330.254036][ T32] r5:85adb38c r4:85adb000 [ 1330.254089][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.254266][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1330.254336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.254457][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.254514][ T32] r4:84bd5200 [ 1330.254565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.254680][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.254753][ T32] r4:00000001 [ 1330.254811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.254915][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.255049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.255173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.255256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.255359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.255424][ T32] r4:84bc6c00 [ 1330.255481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.255571][ T32] INFO: task kworker/0:193:4054 blocked for more than 456 seconds. [ 1330.255658][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.255721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.255795][ T32] task:kworker/0:193 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.255940][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.256091][ T32] Call trace: [ 1330.256213][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.256348][ T32] r10:8291a684 r9:eaaa9d84 r8:00000002 r7:60000013 r6:eaaa9d8c r5:8516ec00 [ 1330.256409][ T32] r4:8516ec00 [ 1330.256488][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.256600][ T32] r5:8516ec00 r4:8291a680 [ 1330.256668][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.256776][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.256892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 1330.256958][ T32] r4:00000000 [ 1330.257012][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.257105][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.257203][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.257366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd2d80 [ 1330.257446][ T32] r4:00000000 [ 1330.257506][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.257615][ T32] r9:83018005 r8:8516ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.257670][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.257781][ T32] r5:00001000 r4:eaa95000 [ 1330.257843][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.257968][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.258094][ T32] r5:8510f38c r4:8510f000 [ 1330.258182][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.258298][ T32] r7:dddced80 r6:83018000 r5:8510f38c r4:84bdea00 [ 1330.258376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.258521][ T32] r10:61c88647 r9:8516ec00 r8:84bdea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.258621][ T32] r4:84bdea00 [ 1330.258676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.258812][ T32] r10:00000000 r9:84bdea00 r8:80287e08 r7:eaa8de60 r6:8512fa80 r5:8516ec00 [ 1330.258876][ T32] r4:00000001 [ 1330.258953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.259050][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1330.259149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.259231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.280168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.280288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.280356][ T32] r4:84bd2a40 [ 1330.281122][ T32] INFO: task kworker/0:193:4054 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.281226][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.281374][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1330.281598][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1330.282138][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 3 printk messages dropped ** [ 1330.282495][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1330.282793][ T32] r4:e0009dc0 ** 1 printk messages dropped ** [ 1330.283022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 6 printk messages dropped ** [ 1330.283699][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.284266][ T32] r4:84bd5200 [ 1330.284316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.284432][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.284492][ T32] r4:00000001 [ 1330.284574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.284670][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.284765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.284854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.284922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.285018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.285100][ T32] r4:84bc6c00 [ 1330.285168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.285252][ T32] INFO: task kworker/0:194:4056 blocked for more than 456 seconds. [ 1330.285338][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.285421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.285487][ T32] task:kworker/0:194 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.285608][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.285709][ T32] Call trace: [ 1330.285813][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.285965][ T32] r10:8291a684 r9:e8a1dd84 r8:00000002 r7:60000113 r6:e8a1dd8c r5:850dd400 [ 1330.286066][ T32] r4:850dd400 [ 1330.286144][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.286261][ T32] r5:850dd400 r4:8291a680 [ 1330.286333][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.286461][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.286614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a1de08 [ 1330.286677][ T32] r4:00000000 [ 1330.286727][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.286815][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.286900][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.287004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd2ec0 [ 1330.287059][ T32] r4:00000000 [ 1330.287133][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.287243][ T32] r9:83018005 r8:850dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1330.287297][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.287430][ T32] r5:00001000 r4:eaaa5000 [ 1330.287482][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.287576][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.287685][ T32] r5:8510f78c r4:8510f400 [ 1330.287737][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.287882][ T32] r7:dddced80 r6:83018000 r5:8510f78c r4:84bdea80 [ 1330.287952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.288071][ T32] r10:61c88647 r9:850dd400 r8:84bdeaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.288196][ T32] r4:84bdea80 [ 1330.288257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.288411][ T32] r10:00000000 r9:84bdea80 r8:80287e08 r7:eaa8de60 r6:84bdeb00 r5:850dd400 [ 1330.288477][ T32] r4:00000001 [ 1330.288532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.288647][ T32] Exception stack(0xe8a1dfb0 to 0xe8a1dff8) [ 1330.288729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.288838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.288927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.289006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.289075][ T32] r4:84bd2c00 [ 1330.313947][ T32] INFO: task kworker/0:194:4056 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.314091][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.314255][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.314392][ T32] Call trace: [ 1330.314538][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.314668][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 4 printk messages dropped ** [ 1330.315047][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1330.315912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1330.316818][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 2 printk messages dropped ** [ 1330.317134][ T32] r4:84bd5200 [ 1330.317186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.317302][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.317395][ T32] r4:00000001 [ 1330.317451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.317565][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.317637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.317725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.317798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.317884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.317946][ T32] r4:84bc6c00 [ 1330.317999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.318079][ T32] INFO: task kworker/0:195:4059 blocked for more than 456 seconds. [ 1330.318210][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.318321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.318400][ T32] task:kworker/0:195 state:D stack:0 pid:4059 tgid:4059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.318513][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.318613][ T32] Call trace: [ 1330.318742][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.318892][ T32] r10:8291a684 r9:eaaadd84 r8:00000002 r7:60000013 r6:eaaadd8c r5:850dec00 [ 1330.318957][ T32] r4:850dec00 [ 1330.319057][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.319183][ T32] r5:850dec00 r4:8291a680 [ 1330.319242][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.319389][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.339898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1330.339978][ T32] r4:00000000 [ 1330.340030][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.340198][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.340309][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.341073][ T32] r5:8510fb8c r4:8510f800 ** 3 printk messages dropped ** [ 1330.341423][ T32] r10:61c88647 r9:850dec00 r8:84bdebac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1330.343784][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.344679][ T32] r4:e0009dc0 ** 11 printk messages dropped ** [ 1330.345788][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 13 printk messages dropped ** [ 1330.346896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1330.348532][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1330.373891][ T32] r10:61c88647 r9:850d8c00 r8:84bdecac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1330.376153][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1330.377815][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.378907][ T32] r4:00000001 [ 1330.378970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.379059][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.379133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.379222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.379296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.379391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.395692][ T32] r4:84bc6c00 [ 1330.395735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.395774][ T32] INFO: task kworker/0:197:4062 blocked for more than 456 seconds. [ 1330.395847][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.395894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.395925][ T32] task:kworker/0:197 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.396021][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.396104][ T32] Call trace: [ 1330.396172][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.396235][ T32] r10:8291a684 r9:e8a49d84 r8:00000002 r7:60000113 r6:e8a49d8c r5:845fe000 [ 1330.396261][ T32] r4:845fe000 [ 1330.396314][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.396370][ T32] r5:845fe000 r4:8291a680 [ 1330.396408][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.396492][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.396547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a49e08 [ 1330.396572][ T32] r4:00000000 [ 1330.396624][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.396670][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.396747][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.397079][ T32] r5:00001000 r4:eaacd000 ** 2 printk messages dropped ** [ 1330.397257][ T32] r5:8511438c r4:85114000 ** 4 printk messages dropped ** [ 1330.397440][ T32] r4:84bded80 [ 1330.397461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.397544][ T32] r10:00000000 r9:84bded80 r8:80287e08 r7:eaab9e60 r6:84bdee00 r5:845fe000 [ 1330.397573][ T32] r4:00000001 [ 1330.397595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.397638][ T32] Exception stack(0xe8a49fb0 to 0xe8a49ff8) [ 1330.397668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.397700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.397733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.397767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.397791][ T32] r4:84989000 [ 1330.398179][ T32] INFO: task kworker/0:197:4062 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.398256][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1330.399156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 17 printk messages dropped ** [ 1330.412625][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 3 printk messages dropped ** [ 1330.412803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.412860][ T32] r4:84bc6c00 [ 1330.412919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.412985][ T32] INFO: task kworker/0:198:4072 blocked for more than 456 seconds. [ 1330.413026][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.413053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1330.413408][ T32] r4:845fbc00 ** 9 printk messages dropped ** [ 1330.414037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84989380 ** 7 printk messages dropped ** [ 1330.414440][ T32] r5:8511478c r4:85114400 ** 2 printk messages dropped ** [ 1330.414539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.414729][ T32] r10:00000000 r9:84bdee80 r8:80287e08 r7:eaab9e60 r6:84bdef00 r5:845fbc00 ** 5 printk messages dropped ** [ 1330.414992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.415954][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.416191][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.416562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1330.417086][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.417411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.417754][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.418214][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.418629][ T32] r9:83018005 r8:84928000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 ** 2 printk messages dropped ** [ 1330.418769][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.418814][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.418869][ T32] r5:85114b8c r4:85114800 [ 1330.418928][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.418985][ T32] r7:dddced80 r6:83018000 r5:85114b8c r4:84bdef80 [ 1330.419039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.419098][ T32] r10:61c88647 r9:84928000 r8:84bdefac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.419146][ T32] r4:84bdef80 [ 1330.419203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.438027][ T32] r10:00000000 r9:84bdef80 r8:80287e08 r7:eaab9e60 r6:83b66000 r5:84928000 [ 1330.438110][ T32] r4:00000001 [ 1330.438145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.438267][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1330.438344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.438385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.438446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.438486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.438513][ T32] r4:84989800 [ 1330.438898][ T32] INFO: task kworker/0:199:4073 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.438946][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.439075][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.439174][ T32] Call trace: [ 1330.442363][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.442478][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.442510][ T32] r4:00000000 [ 1330.442533][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.442603][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.442641][ T32] 9d20: 8e16b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.442710][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.442780][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.442846][ T32] r5:800f0013 r4:80239bb0 [ 1330.442908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.442997][ T32] r4:82ac21e4 [ 1330.443054][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.443150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1330.443217][ T32] r4:e0009dc0 [ 1330.443254][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.443336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.443426][ T32] r4:00000000 [ 1330.443496][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.443599][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.443667][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1330.444020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.444609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.445030][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.445464][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.446073][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.446392][ T32] r7:dddced80 r6:83018000 r5:8511538c r4:83b66080 ** 7 printk messages dropped ** [ 1330.446886][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) ** 6 printk messages dropped ** [ 1330.447716][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.448101][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 1 printk messages dropped ** [ 1330.448243][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 2 printk messages dropped ** [ 1330.448390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1330.448663][ T32] r4:e0009dc0 [ 1330.448720][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.448774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.448836][ T32] r4:00000000 [ 1330.448902][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.448960][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.448984][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.449032][ T32] r5:00001000 r4:ecbd5000 [ 1330.449078][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.449134][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.449184][ T32] r5:85adb38c r4:85adb000 [ 1330.449216][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.468537][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1330.468615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.468731][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.468801][ T32] r4:84bd5200 [ 1330.468858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.468952][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.468983][ T32] r4:00000001 [ 1330.469005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.469104][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.469146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.469220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.469297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.469805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.469869][ T32] r4:84bc6c00 [ 1330.469897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.469956][ T32] INFO: task kworker/0:201:4075 blocked for more than 456 seconds. [ 1330.469998][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.470057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.470099][ T32] task:kworker/0:201 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.470247][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.470311][ T32] Call trace: [ 1330.470422][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.470490][ T32] r10:8291a684 r9:eaafdd84 r8:00000002 r7:60000113 r6:eaafdd8c r5:84929800 [ 1330.470516][ T32] r4:84929800 [ 1330.470538][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.470626][ T32] r5:84929800 r4:8291a680 [ 1330.470685][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.470766][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.470844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1330.470873][ T32] r4:00000000 [ 1330.470894][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.470934][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.471008][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.471062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84989980 [ 1330.471087][ T32] r4:00000000 [ 1330.471108][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.471199][ T32] r9:83018005 r8:84929800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1330.471265][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.471341][ T32] r5:00001000 r4:dfd6d000 [ 1330.471369][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.471416][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.471493][ T32] r5:85115f8c r4:85115c00 [ 1330.471555][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.471613][ T32] r7:dddced80 r6:83018000 r5:85115f8c r4:83b66180 [ 1330.471675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.471734][ T32] r10:61c88647 r9:84929800 r8:83b661ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.471780][ T32] r4:83b66180 [ 1330.471805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.471892][ T32] r10:00000000 r9:83b66180 r8:80287e08 r7:eaaf9e60 r6:83b66200 r5:84929800 [ 1330.471954][ T32] r4:00000001 [ 1330.471992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.472073][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) [ 1330.472153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.472196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.472228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.472290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.472352][ T32] r4:84989800 [ 1330.472689][ T32] INFO: task kworker/0:201:4075 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.472769][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.472934][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.473024][ T32] Call trace: [ 1330.473147][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.473245][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.473274][ T32] r4:00000000 [ 1330.473336][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.473386][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.473451][ T32] 9d20: 8e83e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.473489][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.473518][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.473544][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1330.473674][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1330.474377][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1330.474680][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.474709][ T32] r4:84bd5200 [ 1330.474730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.474785][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.474848][ T32] r4:00000001 [ 1330.474902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.475003][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.475042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.475095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.475146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.475203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.475250][ T32] r4:84bc6c00 [ 1330.475289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.475334][ T32] INFO: task kworker/0:202:4076 blocked for more than 456 seconds. [ 1330.475405][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.475435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.475460][ T32] task:kworker/0:202 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.475545][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.475611][ T32] Call trace: [ 1330.475691][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.475750][ T32] r10:8291a684 r9:eab01d84 r8:00000002 r7:60000113 r6:eab01d8c r5:8492a400 [ 1330.475807][ T32] r4:8492a400 [ 1330.475866][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.475942][ T32] r5:8492a400 r4:8291a680 [ 1330.475983][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.476061][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.476140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 [ 1330.476169][ T32] r4:00000000 [ 1330.476190][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.476248][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.476303][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.476355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84989780 [ 1330.476400][ T32] r4:00000000 [ 1330.476458][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.476513][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1330.476537][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.476622][ T32] r5:00001000 r4:dfb11000 [ 1330.476662][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.476728][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.476780][ T32] r5:8511578c r4:85115400 [ 1330.476802][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.476867][ T32] r7:dddced80 r6:83018000 r5:8511578c r4:83b66280 [ 1330.476923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.477011][ T32] r10:61c88647 r9:8492a400 r8:83b662ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.477076][ T32] r4:83b66280 [ 1330.477122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.477178][ T32] r10:00000000 r9:83b66280 r8:80287e08 r7:eaafde60 r6:83b66300 r5:8492a400 [ 1330.477203][ T32] r4:00000001 [ 1330.477256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.477333][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1330.477367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.477433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.477498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.477555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.477587][ T32] r4:84989800 [ 1330.477800][ T32] INFO: task kworker/0:202:4076 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.477841][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.477970][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.478049][ T32] Call trace: [ 1330.478124][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.478187][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.478213][ T32] r4:00000000 [ 1330.478269][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.478359][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.478426][ T32] 9d20: 8e83e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.478463][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.478491][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.478517][ T32] r5:800f0013 r4:80239bb0 [ 1330.478539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1330.478927][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.514530][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1330.514856][ T32] r4:84bd5200 ** 5 printk messages dropped ** [ 1330.515181][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.515799][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.516201][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.516632][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.517010][ T32] r5:85115b8c r4:85115800 [ 1330.517032][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.517362][ T32] r10:00000000 r9:83b66380 r8:80287e08 r7:eaafde60 r6:83b66400 r5:8492b000 [ 1330.517408][ T32] r4:00000001 [ 1330.517432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.517473][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1330.517520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.517556][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.517586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.517653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.517718][ T32] r4:84989800 [ 1330.518133][ T32] INFO: task kworker/0:203:4077 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.518218][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.518372][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.518455][ T32] Call trace: [ 1330.518492][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.518555][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.518611][ T32] r4:00000000 [ 1330.518656][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.518707][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.518739][ T32] 9d20: 8f5e2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.518807][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.518870][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.518934][ T32] r5:800f0013 r4:80239bb0 [ 1330.518992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.519050][ T32] r4:82ac21e4 [ 1330.519072][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.519162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1330.519194][ T32] r4:e0009dc0 [ 1330.519236][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.527967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.528004][ T32] r4:00000000 [ 1330.528058][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.528136][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.528219][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.528294][ T32] r5:00001000 r4:ecbd5000 [ 1330.528333][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.528382][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.528457][ T32] r5:85adb38c r4:85adb000 [ 1330.528483][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.528539][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1330.528567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.528621][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.528698][ T32] r4:84bd5200 [ 1330.528725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.528779][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 2 printk messages dropped ** [ 1330.528967][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 2 printk messages dropped ** [ 1330.529175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.533248][ T32] INFO: task kworker/0:204:4079 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.533504][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.533777][ T32] r4:8492bc00 ** 3 printk messages dropped ** [ 1330.533992][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.534131][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.534278][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1330.534526][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.534717][ T32] r5:8511638c r4:85116000 [ 1330.534744][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.534834][ T32] r7:dddced80 r6:83018000 r5:8511638c r4:83b66480 [ 1330.534861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.534941][ T32] r4:83b66480 ** 1 printk messages dropped ** [ 1330.535088][ T32] r10:00000000 r9:83b66480 r8:80287e08 r7:eaafde60 r6:83b66500 r5:8492bc00 ** 4 printk messages dropped ** [ 1330.535314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.535919][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.536198][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.536223][ T32] r4:00000000 [ 1330.536243][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.536322][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.536357][ T32] 9d20: 8f5e2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.536424][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.536488][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.536518][ T32] r5:800f0013 r4:80239bb0 [ 1330.536573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.536634][ T32] r4:82ac21e4 [ 1330.536660][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.536711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1330.536776][ T32] r4:e0009dc0 [ 1330.536801][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.536851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.536876][ T32] r4:00000000 [ 1330.536897][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.536948][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.536971][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.537018][ T32] r5:00001000 r4:ecbd5000 [ 1330.537039][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.537083][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.537164][ T32] r5:85adb38c r4:85adb000 [ 1330.537189][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.537246][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1330.537271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.537325][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.537386][ T32] r4:84bd5200 [ 1330.537410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.537464][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.537526][ T32] r4:00000001 [ 1330.537581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.537660][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.537704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.537749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.537782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.537816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.537841][ T32] r4:84bc6c00 [ 1330.537892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.537925][ T32] INFO: task kworker/0:205:4080 blocked for more than 457 seconds. ** 1 printk messages dropped ** [ 1330.538022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 23 printk messages dropped ** [ 1330.559944][ T32] r5:8511678c r4:85116400 ** 6 printk messages dropped ** [ 1330.560427][ T32] r10:00000000 r9:83b66580 r8:80287e08 r7:eaaf5e60 r6:83b66600 r5:8492c800 ** 18 printk messages dropped ** [ 1330.561912][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1330.562217][ T32] r4:e0009dc0 [ 1330.562245][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.562298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.562322][ T32] r4:00000000 [ 1330.562343][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.562397][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.562458][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.562511][ T32] r5:00001000 r4:ecbd5000 [ 1330.562576][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.562657][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.562711][ T32] r5:85adb38c r4:85adb000 [ 1330.562735][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.562819][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1330.562846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.563111][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1330.563717][ T32] INFO: task kworker/0:206:4082 blocked for more than 457 seconds. ** 12 printk messages dropped ** [ 1330.564545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 ** 8 printk messages dropped ** [ 1330.564966][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.565213][ T32] r5:8511738c r4:85117000 ** 2 printk messages dropped ** [ 1330.565349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.565856][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1330.567001][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 19 printk messages dropped ** [ 1330.601147][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.601954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.602661][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.603400][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.604219][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.604674][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.605495][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1330.605584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.605659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.605726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.605796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.605849][ T32] r4:83b60080 [ 1330.606640][ T32] INFO: task kworker/0:207:4083 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.606761][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.606933][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.607048][ T32] Call trace: [ 1330.607169][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.607292][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.607376][ T32] r4:00000000 [ 1330.607452][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.607555][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.607623][ T32] 9d20: 8ffe5000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.607704][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.607771][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.607831][ T32] r5:800f0013 r4:80239bb0 [ 1330.607883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.607999][ T32] r4:82ac21e4 [ 1330.608056][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.608182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1330.608273][ T32] r4:e0009dc0 [ 1330.608346][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.608464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.608559][ T32] r4:00000000 [ 1330.608643][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.608778][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.608836][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.608938][ T32] r5:00001000 r4:ecbd5000 [ 1330.608986][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.609081][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.609178][ T32] r5:85adb38c r4:85adb000 [ 1330.609229][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.629961][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1330.630435][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 17 printk messages dropped ** [ 1330.631889][ T32] r4:85198000 ** 9 printk messages dropped ** [ 1330.632763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498bfc0 ** 9 printk messages dropped ** [ 1330.633581][ T32] r7:ddde2d80 r6:83018200 r5:8508bf8c r4:8512fb00 ** 14 printk messages dropped ** [ 1330.635405][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1330.636987][ T32] r4:00000000 [ 1330.637038][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.637166][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.637233][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.637354][ T32] r5:00001000 r4:ecbd5000 [ 1330.637413][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.637516][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.637616][ T32] r5:85adb38c r4:85adb000 [ 1330.637664][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.637774][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1330.637825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.637954][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.638025][ T32] r4:84bd5200 [ 1330.638072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.638201][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.638260][ T32] r4:00000001 [ 1330.638335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.638448][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.638515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.638589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.638655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.638726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.638780][ T32] r4:84bc6c00 [ 1330.638843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.638968][ T32] INFO: task kworker/1:280:4088 blocked for more than 457 seconds. [ 1330.639061][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.639180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.639265][ T32] task:kworker/1:280 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.665259][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.665361][ T32] Call trace: [ 1330.665412][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.665514][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:85198c00 [ 1330.665548][ T32] r4:85198c00 [ 1330.665598][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.665655][ T32] r5:85198c00 r4:8291a680 [ 1330.665723][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.665775][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.665826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 ** 3 printk messages dropped ** [ 1330.666028][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.666593][ T32] r5:850a978c r4:850a9400 ** 1 printk messages dropped ** [ 1330.666677][ T32] r7:ddde2d80 r6:83018200 r5:850a978c r4:8512fb80 ** 4 printk messages dropped ** [ 1330.667022][ T32] r10:00000000 r9:8512fb80 r8:80287e08 r7:e0839e60 r6:83b66900 r5:85198c00 ** 9 printk messages dropped ** [ 1330.668096][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.668640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1330.669033][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1330.680656][ T32] r4:84bd5200 ** 5 printk messages dropped ** [ 1330.681238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.681320][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.681394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.681504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.681590][ T32] r4:84bc6c00 [ 1330.681653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.681750][ T32] INFO: task kworker/1:281:4089 blocked for more than 457 seconds. [ 1330.681873][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.681961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.682047][ T32] task:kworker/1:281 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.682184][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.682298][ T32] Call trace: [ 1330.682373][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.682469][ T32] r10:8291a684 r9:eab31d84 r8:00000002 r7:60000013 r6:eab31d8c r5:8519a400 [ 1330.682500][ T32] r4:8519a400 [ 1330.682525][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.682581][ T32] r5:8519a400 r4:8291a680 [ 1330.682606][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.682650][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.682731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 [ 1330.682760][ T32] r4:00000000 [ 1330.682781][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.682846][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.682933][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.683054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498b6c0 [ 1330.683176][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.683621][ T32] r5:00001000 r4:e01c3000 ** 2 printk messages dropped ** [ 1330.683908][ T32] r5:8442bf8c r4:8442bc00 ** 2 printk messages dropped ** [ 1330.684162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1330.685191][ T32] r4:8498be40 ** 8 printk messages dropped ** [ 1330.686502][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 10 printk messages dropped ** [ 1330.686915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 15 printk messages dropped ** [ 1330.687796][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1330.688302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1330.688930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 ** 12 printk messages dropped ** [ 1330.715173][ T32] r5:850a838c r4:850a8000 ** 3 printk messages dropped ** [ 1330.715347][ T32] r10:61c88647 r9:85199800 r8:8512fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.715768][ T32] r4:8498ba40 ** 6 printk messages dropped ** [ 1330.716674][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.717125][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1330.717473][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.717568][ T32] r5:00001000 r4:ecbd5000 [ 1330.717625][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.717674][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.717747][ T32] r5:85adb38c r4:85adb000 [ 1330.717773][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.717829][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1330.717852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.717907][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.717932][ T32] r4:84bd5200 [ 1330.717953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.718005][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1330.718054][ T32] r4:00000001 [ 1330.718080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.718145][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.718222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.718306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.718406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.718502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.718576][ T32] r4:84bc6c00 [ 1330.718633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.718712][ T32] INFO: task kworker/1:283:4093 blocked for more than 457 seconds. [ 1330.718802][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.718897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.718967][ T32] task:kworker/1:283 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.719125][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.719308][ T32] Call trace: [ 1330.732987][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.733069][ T32] r10:8291a684 r9:eab41d84 r8:00000002 r7:60000113 r6:eab41d8c r5:8519b000 [ 1330.733151][ T32] r4:8519b000 [ 1330.733281][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.733369][ T32] r5:8519b000 r4:8291a680 [ 1330.733398][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.733452][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.733510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1330.733579][ T32] r4:00000000 [ 1330.733606][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.733649][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.733693][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.733745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498b800 ** 2 printk messages dropped ** [ 1330.734014][ T32] r9:83018205 r8:8519b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1330.734350][ T32] r5:850a878c r4:850a8400 [ 1330.734373][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.734583][ T32] r10:61c88647 r9:8519b000 r8:8512fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.734895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.735660][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1330.736090][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.736318][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1330.736642][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.737085][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 6 printk messages dropped ** [ 1330.737408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.737991][ T32] r10:8291a684 r9:eab49d84 r8:00000002 r7:60000113 r6:eab49d8c r5:8519bc00 ** 6 printk messages dropped ** [ 1330.738264][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.738416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498b700 ** 7 printk messages dropped ** [ 1330.738778][ T32] r5:850a8b8c r4:850a8800 ** 3 printk messages dropped ** [ 1330.738928][ T32] r10:61c88647 r9:8519bc00 r8:8512fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.759861][ T32] r4:8498b680 [ 1330.760238][ T32] INFO: task kworker/1:284:4095 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.760282][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.760357][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.760417][ T32] Call trace: [ 1330.760460][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.760524][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.760550][ T32] r4:00000000 [ 1330.760571][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.760630][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.760681][ T32] 9d20: 90f8e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.760720][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1330.760749][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.760800][ T32] r5:800f0013 r4:80239bb0 [ 1330.760828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.760901][ T32] r4:82ac21e4 [ 1330.760977][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.761033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1330.761060][ T32] r4:e0009dc0 [ 1330.761081][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.761147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1330.761223][ T32] r4:00000000 [ 1330.761272][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.761332][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1330.761356][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.761404][ T32] r5:00001000 r4:ecbd5000 [ 1330.761444][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.761519][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.761572][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1330.761811][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1330.762392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.762785][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.762831][ T32] Call trace: [ 1330.762892][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.762949][ T32] r10:8291a684 r9:eab55d84 r8:00000002 r7:60000013 r6:eab55d8c r5:8519c800 [ 1330.762973][ T32] r4:8519c800 [ 1330.762994][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.763042][ T32] r5:8519c800 r4:8291a680 [ 1330.763064][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.763108][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.763183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1330.763234][ T32] r4:00000000 [ 1330.763258][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.763300][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.763365][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.763415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498b2c0 [ 1330.763469][ T32] r4:00000000 [ 1330.763496][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.763549][ T32] r9:83018205 r8:8519c800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1330.763625][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.763688][ T32] r5:00001000 r4:e0625000 [ 1330.763714][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.763758][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.763805][ T32] r5:850a8f8c r4:850a8c00 [ 1330.763828][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.763880][ T32] r7:ddde2d80 r6:83018200 r5:850a8f8c r4:8512fe00 [ 1330.763903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.763973][ T32] r10:61c88647 r9:8519c800 r8:8512fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.764036][ T32] r4:8512fe00 [ 1330.764113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.764252][ T32] r10:00000000 r9:8512fe00 r8:80287e08 r7:eab2de60 r6:83b66b80 r5:8519c800 [ 1330.764333][ T32] r4:00000001 [ 1330.764395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.764524][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1330.764604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.764687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.764761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.764916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.765020][ T32] r4:8498b8c0 [ 1330.765525][ T32] INFO: task kworker/1:285:4097 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.765651][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.765804][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.765950][ T32] Call trace: [ 1330.766098][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1330.766514][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 8 printk messages dropped ** [ 1330.767102][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1330.767469][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1330.768035][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.768569][ T32] r4:84bc6c00 [ 1330.768592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.768624][ T32] INFO: task kworker/1:286:4099 blocked for more than 457 seconds. [ 1330.768672][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.768771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.768829][ T32] task:kworker/1:286 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.768940][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.769014][ T32] Call trace: [ 1330.769086][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.769146][ T32] r10:8291a684 r9:eab09d84 r8:00000002 r7:60000013 r6:eab09d8c r5:85171800 [ 1330.769172][ T32] r4:85171800 [ 1330.769193][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.791872][ T32] r5:85171800 r4:8291a680 [ 1330.792019][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.792168][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.792362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 [ 1330.792413][ T32] r4:00000000 [ 1330.792446][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.792493][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.792542][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.792591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a32240 [ 1330.792655][ T32] r4:00000000 [ 1330.792683][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.792764][ T32] r9:83018205 r8:85171800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1330.792793][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.793049][ T32] r5:850a938c r4:850a9000 [ 1330.793152][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.793476][ T32] r10:00000000 r9:8512fe80 r8:80287e08 r7:eab2de60 r6:8512ff00 r5:85171800 ** 16 printk messages dropped ** [ 1330.794764][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 8 printk messages dropped ** [ 1330.795085][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1330.795467][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.795905][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.796135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1330.796294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.796334][ T32] task:kworker/1:287 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.796390][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.796455][ T32] Call trace: [ 1330.796490][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.796547][ T32] r10:8291a684 r9:eab59d84 r8:00000002 r7:60000013 r6:eab59d8c r5:85170c00 [ 1330.796572][ T32] r4:85170c00 [ 1330.796595][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.796671][ T32] r5:85170c00 r4:8291a680 [ 1330.796703][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.796798][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.796853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 1330.796951][ T32] r4:00000000 [ 1330.796976][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.797033][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.797101][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.797154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b4a4c0 ** 5 printk messages dropped ** [ 1330.797429][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.797526][ T32] r5:850a9f8c r4:850a9c00 ** 3 printk messages dropped ** [ 1330.797752][ T32] r10:61c88647 r9:85170c00 r8:8512ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.798021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.798761][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 7 printk messages dropped ** [ 1330.815565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.816021][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.816450][ T32] r4:84bd5200 ** 5 printk messages dropped ** [ 1330.816766][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.817347][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.817761][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.818194][ T32] r9:83018205 r8:85172400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 4 printk messages dropped ** [ 1330.818532][ T32] r5:850a9b8c r4:850a9800 ** 4 printk messages dropped ** [ 1330.818796][ T32] r4:84ace080 ** 5 printk messages dropped ** [ 1330.819097][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.834250][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.834878][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1330.835524][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1330.836167][ T32] r5:00001000 r4:ecbd5000 ** 9 printk messages dropped ** [ 1330.836992][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1330.837170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.837201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.837260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.837302][ T32] r4:84bc6c00 [ 1330.837347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.837383][ T32] INFO: task kworker/1:289:4106 blocked for more than 457 seconds. [ 1330.837421][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.837504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.837563][ T32] task:kworker/1:289 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.837650][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.837723][ T32] Call trace: [ 1330.837784][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.837853][ T32] r10:8291a684 r9:eab61d84 r8:00000002 r7:60000113 r6:eab61d8c r5:85173000 [ 1330.837882][ T32] r4:85173000 [ 1330.837919][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.837976][ T32] r5:85173000 r4:8291a680 [ 1330.838010][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.838084][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.838142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1330.838171][ T32] r4:00000000 [ 1330.838194][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.838245][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.838311][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.838366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b4a5c0 [ 1330.838415][ T32] r4:00000000 [ 1330.838448][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.838502][ T32] r9:83018205 r8:85173000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1330.838532][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.838598][ T32] r5:00001000 r4:e06db000 [ 1330.838625][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.838670][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.838723][ T32] r5:850aa38c r4:850aa000 [ 1330.838748][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.838807][ T32] r7:ddde2d80 r6:83018200 r5:850aa38c r4:84ace180 [ 1330.838846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.838920][ T32] r10:61c88647 r9:85173000 r8:84ace1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.838951][ T32] r4:84ace180 [ 1330.838974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.839041][ T32] r10:00000000 r9:84ace180 r8:80287e08 r7:eab59e60 r6:84ace200 r5:85173000 [ 1330.839072][ T32] r4:00000001 [ 1330.839118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.839165][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1330.839198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.839277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.859980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.860094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.860131][ T32] r4:83b4a340 [ 1330.860526][ T32] INFO: task kworker/1:289:4106 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.860599][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.860729][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.860808][ T32] Call trace: [ 1330.860846][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.860913][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.860941][ T32] r4:00000000 [ 1330.860965][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1330.861310][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1330.862119][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.863585][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.864186][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1330.864447][ T32] INFO: task kworker/1:290:4108 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.865034][ T32] r5:85174800 r4:8291a680 ** 5 printk messages dropped ** [ 1330.865474][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.866194][ T32] r5:850aa78c r4:850aa400 [ 1330.866220][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.866534][ T32] r10:00000000 r9:84ace280 r8:80287e08 r7:eab61e60 r6:84ace300 r5:85174800 ** 8 printk messages dropped ** [ 1330.867244][ T32] INFO: task kworker/1:290:4108 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 7 printk messages dropped ** [ 1330.867941][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1330.868331][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1330.893007][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1330.893796][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 2 printk messages dropped ** [ 1330.894070][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1330.894149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.894258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.894380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.894470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.894555][ T32] r4:84bc6c00 [ 1330.894631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.894715][ T32] INFO: task kworker/0:208:4110 blocked for more than 457 seconds. [ 1330.894791][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1330.894908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.894975][ T32] task:kworker/0:208 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.895125][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.895234][ T32] Call trace: [ 1330.895419][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1330.895562][ T32] r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:85175400 [ 1330.895620][ T32] r4:85175400 [ 1330.895668][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1330.895768][ T32] r5:85175400 r4:8291a680 [ 1330.895817][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.895937][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.896085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.896145][ T32] r4:00000000 [ 1330.896195][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1330.896301][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.896416][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1330.896535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b60ac0 [ 1330.896590][ T32] r4:00000000 [ 1330.896697][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.896816][ T32] r9:83018005 r8:85175400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.896868][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.896987][ T32] r5:00001000 r4:dfa33000 [ 1330.897043][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1330.897165][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.897305][ T32] r5:85116f8c r4:85116c00 [ 1330.897359][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.897474][ T32] r7:dddced80 r6:83018000 r5:85116f8c r4:83b66c00 [ 1330.897524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.897635][ T32] r10:61c88647 r9:85175400 r8:83b66c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.897689][ T32] r4:83b66c00 [ 1330.897806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.897921][ T32] r10:00000000 r9:83b66c00 r8:80287e08 r7:eab19e60 r6:84ace380 r5:85175400 [ 1330.898037][ T32] r4:00000001 [ 1330.898090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.898180][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1330.898246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.898317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.898412][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.898496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.898550][ T32] r4:83b60d40 [ 1330.924546][ T32] INFO: task kworker/0:208:4110 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.924697][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.925010][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.925213][ T32] Call trace: [ 1330.925374][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.925512][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 11 printk messages dropped ** [ 1330.926915][ T32] r4:e0009dc0 ** 11 printk messages dropped ** [ 1330.928280][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 11 printk messages dropped ** [ 1330.940036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1330.941544][ T32] r5:85173c00 r4:8291a680 ** 8 printk messages dropped ** [ 1330.942289][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.943443][ T32] r5:850aab8c r4:850aa800 ** 2 printk messages dropped ** [ 1330.943775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.943944][ T32] r10:61c88647 r9:85173c00 r8:84ace42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.944098][ T32] r4:84ace400 [ 1330.944207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.944325][ T32] r10:00000000 r9:84ace400 r8:80287e08 r7:eab69e60 r6:84ace480 r5:85173c00 [ 1330.944415][ T32] r4:00000001 [ 1330.944486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.944579][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1330.944666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.944773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.944843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.944914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.944967][ T32] r4:83b4aac0 [ 1330.945729][ T32] INFO: task kworker/1:291:4114 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1330.945912][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.946050][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.946188][ T32] Call trace: [ 1330.946257][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.946375][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1330.946470][ T32] r4:00000000 [ 1330.946524][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.946681][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1330.946800][ T32] 9d20: 91ed2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1330.946973][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 5 printk messages dropped ** [ 1330.947695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 17 printk messages dropped ** [ 1330.949300][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 12 printk messages dropped ** [ 1330.982919][ T32] task:kworker/1:292 state:D stack:0 pid:4116 tgid:4116 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.984391][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.985032][ T32] r5:850aaf8c r4:850aac00 ** 3 printk messages dropped ** [ 1330.985376][ T32] r10:61c88647 r9:85161800 r8:84ace52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1330.987114][ T32] INFO: task kworker/1:292:4116 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 15 printk messages dropped ** [ 1330.988651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 8 printk messages dropped ** [ 1331.009730][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.009777][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.009826][ T32] r5:85adb38c r4:85adb000 [ 1331.009848][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.009903][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.009964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.010026][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.010051][ T32] r4:84bd5200 [ 1331.010094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.010154][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.010179][ T32] r4:00000001 [ 1331.010211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.010254][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.010286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.010341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.010375][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.010410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.010434][ T32] r4:84bc6c00 [ 1331.010459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.010497][ T32] INFO: task kworker/1:293:4117 blocked for more than 457 seconds. [ 1331.010553][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.010584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.010611][ T32] task:kworker/1:293 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.010696][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.010766][ T32] Call trace: [ 1331.010811][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.010872][ T32] r10:8291a684 r9:eab7dd84 r8:00000002 r7:60000013 r6:eab7dd8c r5:85176000 [ 1331.010912][ T32] r4:85176000 [ 1331.010937][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.011010][ T32] r5:85176000 r4:8291a680 [ 1331.011035][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.011081][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.011153][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1331.011714][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.012085][ T32] r10:61c88647 r9:85176000 r8:84ace62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.012136][ T32] r4:84ace600 [ 1331.012162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.012223][ T32] r10:00000000 r9:84ace600 r8:80287e08 r7:eab79e60 r6:84ace680 r5:85176000 [ 1331.012250][ T32] r4:00000001 [ 1331.012270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.012342][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1331.012398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.012476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.012516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.012579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.012607][ T32] r4:83b4aa40 [ 1331.013032][ T32] INFO: task kworker/1:293:4117 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 10 printk messages dropped ** [ 1331.013683][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1331.014265][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1331.015058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1331.015643][ T32] r4:85179800 ** 8 printk messages dropped ** [ 1331.016071][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.016530][ T32] r5:850ab78c r4:850ab400 ** 3 printk messages dropped ** [ 1331.016736][ T32] r10:61c88647 r9:85179800 r8:84ace72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1331.017518][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.017943][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1331.018267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.018305][ T32] r4:00000000 [ 1331.018331][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.018407][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.018434][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.018483][ T32] r5:00001000 r4:ecbd5000 [ 1331.018504][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.018568][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.018620][ T32] r5:85adb38c r4:85adb000 [ 1331.018652][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.018710][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.018733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.018808][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.018837][ T32] r4:84bd5200 [ 1331.018858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.018912][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.018957][ T32] r4:00000001 [ 1331.018983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.019049][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.019124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.019166][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.019203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.019290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.043751][ T32] r4:84bc6c00 [ 1331.043827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.043867][ T32] INFO: task kworker/1:295:4121 blocked for more than 457 seconds. [ 1331.043925][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.043956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.043984][ T32] task:kworker/1:295 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1331.044299][ T32] r10:8291a684 r9:eab75d84 r8:00000002 r7:60000013 r6:eab75d8c r5:85178000 ** 15 printk messages dropped ** [ 1331.045057][ T32] r5:00001000 r4:dfddd000 ** 2 printk messages dropped ** [ 1331.045212][ T32] r5:851d538c r4:851d5000 ** 6 printk messages dropped ** [ 1331.045569][ T32] r10:00000000 r9:84ace800 r8:80287e08 r7:eab81e60 r6:84ace880 r5:85178000 ** 16 printk messages dropped ** [ 1331.046718][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1331.047039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 11 printk messages dropped ** [ 1331.047646][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.048076][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 1 printk messages dropped ** [ 1331.048137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.048166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.048229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.048258][ T32] r4:84bc6c00 [ 1331.048281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.048309][ T32] INFO: task kworker/1:296:4123 blocked for more than 457 seconds. [ 1331.048344][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.048371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.048428][ T32] task:kworker/1:296 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.048518][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.048565][ T32] Call trace: [ 1331.048598][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.048654][ T32] r10:8291a684 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:8517b000 [ 1331.048681][ T32] r4:8517b000 [ 1331.048702][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.048750][ T32] r5:8517b000 r4:8291a680 [ 1331.048772][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.048817][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.048867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1331.048891][ T32] r4:00000000 [ 1331.048912][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.048951][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.049021][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.049074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84988140 [ 1331.049129][ T32] r4:00000000 [ 1331.049157][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.049216][ T32] r9:83018205 r8:8517b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.067559][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.067722][ T32] r5:00001000 r4:e0851000 [ 1331.067755][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.067806][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.067860][ T32] r5:850abb8c r4:850ab800 [ 1331.067887][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.067970][ T32] r7:ddde2d80 r6:83018200 r5:850abb8c r4:84ace900 [ 1331.068025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.068091][ T32] r10:61c88647 r9:8517b000 r8:84ace92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.068126][ T32] r4:84ace900 [ 1331.068155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.068221][ T32] r10:00000000 r9:84ace900 r8:80287e08 r7:eab75e60 r6:84ace980 r5:8517b000 [ 1331.068248][ T32] r4:00000001 [ 1331.068294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.068365][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) [ 1331.068411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.068448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.068574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.072397][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1331.072719][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1331.073405][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1331.073670][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.073894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.074214][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.074630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0821e08 ** 9 printk messages dropped ** [ 1331.075078][ T32] r5:00001000 r4:df9a7000 ** 2 printk messages dropped ** [ 1331.075257][ T32] r5:851d438c r4:851d4000 ** 3 printk messages dropped ** [ 1331.075456][ T32] r10:61c88647 r9:85178c00 r8:84acea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1331.076348][ T32] INFO: task kworker/1:297:4125 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 7 printk messages dropped ** [ 1331.076830][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.076887][ T32] 9d20: 93310000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.076932][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.076984][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.077017][ T32] r5:800f0013 r4:80239bb0 [ 1331.077042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.077092][ T32] r4:82ac21e4 [ 1331.077116][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.077168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.077201][ T32] r4:e0009dc0 [ 1331.077226][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.077301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.077333][ T32] r4:00000000 [ 1331.077357][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.077437][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.077489][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.077546][ T32] r5:00001000 r4:ecbd5000 [ 1331.077569][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.077625][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.077729][ T32] r5:85adb38c r4:85adb000 [ 1331.077777][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.077886][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.077935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.077996][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.078027][ T32] r4:84bd5200 [ 1331.078051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.078122][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.078153][ T32] r4:00000001 [ 1331.078179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.078249][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.078285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.078352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.078388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.078425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.078712][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.098070][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.098697][ T32] r5:851d478c r4:851d4400 ** 1 printk messages dropped ** [ 1331.098790][ T32] r7:ddde2d80 r6:83018200 r5:851d478c r4:84aceb00 ** 5 printk messages dropped ** [ 1331.099033][ T32] r4:00000001 [ 1331.099068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.099118][ T32] Exception stack(0xe49f5fb0 to 0xe49f5ff8) [ 1331.099175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.099242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.099334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.104087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.104129][ T32] r4:84988ac0 [ 1331.104493][ T32] INFO: task kworker/1:298:4131 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.104541][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.104632][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.104692][ T32] Call trace: [ 1331.104742][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.104806][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.104833][ T32] r4:00000000 [ 1331.104855][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.104899][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.104932][ T32] 9d20: 93966000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.104965][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.104992][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.105059][ T32] r5:800f0013 r4:80239bb0 [ 1331.105087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.105136][ T32] r4:82ac21e4 [ 1331.105188][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.105251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.105286][ T32] r4:e0009dc0 [ 1331.105312][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.105363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.105387][ T32] r4:00000000 [ 1331.105408][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.105474][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.105502][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.105552][ T32] r5:00001000 r4:ecbd5000 [ 1331.105574][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.105630][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.105684][ T32] r5:85adb38c r4:85adb000 [ 1331.105707][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.105771][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 1 printk messages dropped ** [ 1331.105854][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1331.106454][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1331.106642][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.106729][ T32] Call trace: [ 1331.106805][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.106865][ T32] r10:8291a684 r9:eab8dd84 r8:00000002 r7:60000113 r6:eab8dd8c r5:8519e000 [ 1331.106891][ T32] r4:8519e000 [ 1331.106912][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.106960][ T32] r5:8519e000 r4:8291a680 [ 1331.107003][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.107053][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.107141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 1331.107187][ T32] r4:00000000 [ 1331.107221][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.107266][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.107402][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.107495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1db00 [ 1331.107561][ T32] r4:00000000 [ 1331.107608][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.107682][ T32] r9:83018005 r8:8519e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1331.107730][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.107792][ T32] r5:00001000 r4:dfc0f000 [ 1331.107816][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.107962][ T32] r5:8511778c r4:85117400 [ 1331.107986][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.108123][ T32] r10:61c88647 r9:8519e000 r8:83b66cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1331.108668][ T32] r4:83b60e80 ** 3 printk messages dropped ** [ 1331.109155][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.122497][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1331.122795][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.123308][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.123783][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.123844][ T32] r4:00000001 [ 1331.123873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.123917][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.123949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.124003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.124061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.124112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.124156][ T32] r4:84bc6c00 [ 1331.124193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.124228][ T32] INFO: task kworker/0:210:4135 blocked for more than 457 seconds. [ 1331.124266][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.124296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.124323][ T32] task:kworker/0:210 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1331.124612][ T32] r10:8291a684 r9:e8a05d84 r8:00000002 r7:60000113 r6:e8a05d8c r5:8492ec00 ** 6 printk messages dropped ** [ 1331.124864][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.125154][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.125541][ T32] r5:85117f8c r4:85117c00 [ 1331.125568][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.125756][ T32] r4:83b66d80 ** 5 printk messages dropped ** [ 1331.125959][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.126777][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1331.127144][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.127453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 12 printk messages dropped ** [ 1331.128140][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1331.128373][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1331.128618][ T32] INFO: task kworker/0:211:4136 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.129075][ T32] r5:851a0000 r4:8291a680 ** 5 printk messages dropped ** [ 1331.154071][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1331.154173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498d8c0 [ 1331.154209][ T32] r4:00000000 [ 1331.154232][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.154289][ T32] r9:83018005 r8:851a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1331.154346][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.154425][ T32] r5:00001000 r4:e0143000 [ 1331.154464][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.154514][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.154563][ T32] r5:85117b8c r4:85117800 [ 1331.154586][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.154670][ T32] r7:dddced80 r6:83018000 r5:85117b8c r4:83b66e80 [ 1331.154698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.154802][ T32] r10:61c88647 r9:851a0000 r8:83b66eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.154832][ T32] r4:83b66e80 [ 1331.154884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.154943][ T32] r10:00000000 r9:83b66e80 r8:80287e08 r7:e8a05e60 r6:83b66f00 r5:851a0000 [ 1331.154968][ T32] r4:00000001 [ 1331.155001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.155072][ T32] Exception stack(0xe8a69fb0 to 0xe8a69ff8) [ 1331.155190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.155272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.155315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.155407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.155457][ T32] r4:8498d080 [ 1331.156047][ T32] INFO: task kworker/0:211:4136 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.156205][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.156511][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.156609][ T32] Call trace: [ 1331.156723][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.156818][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.156858][ T32] r4:00000000 [ 1331.156917][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.156971][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.157006][ T32] 9d20: 947f2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.157041][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 4 printk messages dropped ** [ 1331.157290][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1331.158016][ T32] r4:84bd5200 ** 8 printk messages dropped ** [ 1331.158461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1331.172731][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1331.173376][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.173604][ T32] r10:61c88647 r9:851a2400 r8:84acec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.173629][ T32] r4:84acec00 [ 1331.173649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.173708][ T32] r10:00000000 r9:84acec00 r8:80287e08 r7:eab75e60 r6:83b66f80 r5:851a2400 [ 1331.173732][ T32] r4:00000001 [ 1331.173753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.173793][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 1331.173825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.173880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.173915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.173949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.173972][ T32] r4:84988c80 [ 1331.174349][ T32] INFO: task kworker/1:299:4139 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.174420][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.174546][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.174625][ T32] Call trace: [ 1331.174683][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.174765][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.174796][ T32] r4:00000000 [ 1331.174838][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.174919][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.174994][ T32] 9d20: 947f2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.175031][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.175081][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.175141][ T32] r5:800f0013 r4:80239bb0 [ 1331.175167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.175242][ T32] r4:82ac21e4 [ 1331.175275][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.175386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.175420][ T32] r4:e0009dc0 [ 1331.175443][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.175505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.175534][ T32] r4:00000000 [ 1331.175578][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.176110][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1331.176524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1331.177367][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.177785][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.177833][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.177881][ T32] r5:851d4f8c r4:851d4c00 [ 1331.177902][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.177952][ T32] r7:ddde2d80 r6:83018200 r5:851d4f8c r4:84acec80 [ 1331.178007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.178065][ T32] r10:61c88647 r9:8517c800 r8:84acecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.178090][ T32] r4:84acec80 [ 1331.178111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.178164][ T32] r10:00000000 r9:84acec80 r8:80287e08 r7:eab75e60 r6:84aced00 r5:8517c800 [ 1331.178195][ T32] r4:00000001 [ 1331.178217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.178257][ T32] Exception stack(0xe49d9fb0 to 0xe49d9ff8) [ 1331.178285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.178316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.178377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.178447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.178484][ T32] r4:84988f40 [ 1331.178705][ T32] INFO: task kworker/1:300:4140 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 7 printk messages dropped ** [ 1331.179248][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 10 printk messages dropped ** [ 1331.196977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1331.197498][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 10 printk messages dropped ** [ 1331.197924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1331.198507][ T32] r4:8517e000 ** 3 printk messages dropped ** [ 1331.198706][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.199021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84988880 [ 1331.199072][ T32] r4:00000000 [ 1331.199096][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.199149][ T32] r9:83018205 r8:8517e000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1331.199174][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.199227][ T32] r5:00001000 r4:dff85000 [ 1331.199266][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.206453][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.206550][ T32] r5:851d578c r4:851d5400 [ 1331.206576][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.206657][ T32] r7:ddde2d80 r6:83018200 r5:851d578c r4:84aced80 [ 1331.206706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.206767][ T32] r10:61c88647 r9:8517e000 r8:84acedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.206793][ T32] r4:84aced80 [ 1331.206814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.206867][ T32] r10:00000000 r9:84aced80 r8:80287e08 r7:eab75e60 r6:84acee00 r5:8517e000 [ 1331.206891][ T32] r4:00000001 [ 1331.206933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.207023][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) ** 2 printk messages dropped ** [ 1331.207161][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.208105][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 8 printk messages dropped ** [ 1331.208474][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1331.208876][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.222351][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1331.222845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.223217][ T32] task:kworker/1:302 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.223865][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.223946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1331.223976][ T32] r4:00000000 [ 1331.223997][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.224038][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.224111][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.224164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc90c0 [ 1331.224227][ T32] r4:00000000 [ 1331.224321][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.224467][ T32] r9:83018205 r8:8517a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1331.224557][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.224648][ T32] r5:00001000 r4:e0119000 [ 1331.224688][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.224791][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.224846][ T32] r5:851d5f8c r4:851d5c00 [ 1331.224869][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.224996][ T32] r7:ddde2d80 r6:83018200 r5:851d5f8c r4:84acee80 [ 1331.225025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.225081][ T32] r10:61c88647 r9:8517a400 r8:84aceeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.225141][ T32] r4:84acee80 [ 1331.225211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.225270][ T32] r10:00000000 r9:84acee80 r8:80287e08 r7:eaac5e60 r6:84acef00 r5:8517a400 [ 1331.225321][ T32] r4:00000001 [ 1331.225345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.225446][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1331.225520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.225556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.225585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.225645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.225673][ T32] r4:83b4ab40 [ 1331.226104][ T32] INFO: task kworker/1:302:4146 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.226150][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.226245][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.226295][ T32] Call trace: [ 1331.226421][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.226536][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.226641][ T32] r4:00000000 [ 1331.226672][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.226720][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.226781][ T32] 9d20: 9538b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.226818][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.226876][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.226954][ T32] r5:800f0013 r4:80239bb0 [ 1331.226995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.227046][ T32] r4:82ac21e4 [ 1331.227069][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.227137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.227161][ T32] r4:e0009dc0 [ 1331.227185][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1331.227525][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 6 printk messages dropped ** [ 1331.227867][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1331.228066][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.228224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.228392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1331.228654][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.228808][ T32] r4:85170000 ** 3 printk messages dropped ** [ 1331.229004][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.229055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a75e08 [ 1331.229080][ T32] r4:00000000 [ 1331.229127][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.229176][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.249801][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.249934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b4a580 [ 1331.249991][ T32] r4:00000000 [ 1331.250020][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.250080][ T32] r9:83018205 r8:85170000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1331.250104][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.250156][ T32] r5:00001000 r4:dffed000 [ 1331.250179][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.250230][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.250282][ T32] r5:851d5b8c r4:851d5800 [ 1331.250306][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.250361][ T32] r7:ddde2d80 r6:83018200 r5:851d5b8c r4:84acef80 [ 1331.250383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.250439][ T32] r10:61c88647 r9:85170000 r8:84acefac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.250472][ T32] r4:84acef80 [ 1331.250545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.250674][ T32] r10:00000000 r9:84acef80 r8:80287e08 r7:eab91e60 r6:84bbe000 r5:85170000 [ 1331.250761][ T32] r4:00000001 [ 1331.250952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.251113][ T32] Exception stack(0xe8a75fb0 to 0xe8a75ff8) [ 1331.251212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.251298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.251394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.251479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.251542][ T32] r4:84bc9000 [ 1331.252306][ T32] INFO: task kworker/1:303:4148 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.252418][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.252786][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.252906][ T32] Call trace: [ 1331.253030][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.253100][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.253128][ T32] r4:00000000 [ 1331.253204][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.253293][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.253330][ T32] 9d20: 95682000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.253362][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.253389][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.253415][ T32] r5:800f0013 r4:80239bb0 [ 1331.253436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.253513][ T32] r4:82ac21e4 [ 1331.253543][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.253595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.253619][ T32] r4:e0009dc0 [ 1331.253640][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.253718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.253776][ T32] r4:00000000 [ 1331.253856][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.253914][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.253939][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.253987][ T32] r5:00001000 r4:ecbd5000 [ 1331.254009][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.254053][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.254130][ T32] r5:85adb38c r4:85adb000 [ 1331.254155][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.254247][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.254274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.254330][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.254384][ T32] r4:84bd5200 [ 1331.254409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.254474][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.254503][ T32] r4:00000001 [ 1331.254525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.254566][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.254629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.254693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.254758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.254795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.254819][ T32] r4:84bc6c00 [ 1331.254841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.254873][ T32] INFO: task kworker/1:304:4150 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1331.255061][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.255280][ T32] r4:8517d400 ** 3 printk messages dropped ** [ 1331.255499][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.255702][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.255754][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.255806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9980 [ 1331.255830][ T32] r4:00000000 [ 1331.255851][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.255906][ T32] r9:83018205 r8:8517d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1331.255931][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.255978][ T32] r5:00001000 r4:e07c3000 [ 1331.255999][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.256041][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.256088][ T32] r5:851d6b8c r4:851d6800 [ 1331.256108][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.256189][ T32] r7:ddde2d80 r6:83018200 r5:851d6b8c r4:84bbe080 [ 1331.256249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.256337][ T32] r10:61c88647 r9:8517d400 r8:84bbe0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.256369][ T32] r4:84bbe080 [ 1331.256391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.256443][ T32] r10:00000000 r9:84bbe080 r8:80287e08 r7:eab91e60 r6:84bbe100 r5:8517d400 [ 1331.256501][ T32] r4:00000001 [ 1331.256526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.256607][ T32] Exception stack(0xe0835fb0 to 0xe0835ff8) [ 1331.256669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.256706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.256736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.256770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.256793][ T32] r4:84bc9000 [ 1331.257088][ T32] INFO: task kworker/1:304:4150 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.257161][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.257260][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.257343][ T32] Call trace: [ 1331.257405][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.257467][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.257521][ T32] r4:00000000 [ 1331.257546][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.257593][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.257624][ T32] 9d20: 95682000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.257691][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.257751][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.257782][ T32] r5:800f0013 r4:80239bb0 [ 1331.257805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.257882][ T32] r4:82ac21e4 [ 1331.257909][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.257991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.258019][ T32] r4:e0009dc0 [ 1331.258069][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.258123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.258148][ T32] r4:00000000 [ 1331.258202][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.258291][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.258320][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.258394][ T32] r5:00001000 r4:ecbd5000 [ 1331.258419][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.258466][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.258546][ T32] r5:85adb38c r4:85adb000 [ 1331.258571][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.258625][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.258679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.258738][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.258763][ T32] r4:84bd5200 [ 1331.258786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.258867][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.258896][ T32] r4:00000001 [ 1331.258918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.258959][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.258988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.259051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.259089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.259125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.259177][ T32] r4:84bc6c00 [ 1331.259212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.279927][ T32] INFO: task kworker/1:305:4153 blocked for more than 457 seconds. [ 1331.280093][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.280153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.280248][ T32] task:kworker/1:305 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.280451][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.280606][ T32] Call trace: [ 1331.280709][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.280840][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:8517ec00 [ 1331.280910][ T32] r4:8517ec00 [ 1331.280985][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.281092][ T32] r5:8517ec00 r4:8291a680 [ 1331.281141][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.281269][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.281379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1331.281438][ T32] r4:00000000 [ 1331.281512][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.281672][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.281778][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.281893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9700 [ 1331.282021][ T32] r4:00000000 [ 1331.282076][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.282212][ T32] r9:83018205 r8:8517ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1331.282269][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.282393][ T32] r5:00001000 r4:e05bd000 [ 1331.282448][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.282544][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.282651][ T32] r5:851d638c r4:851d6000 [ 1331.282710][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.282824][ T32] r7:ddde2d80 r6:83018200 r5:851d638c r4:84bbe180 [ 1331.282901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.283015][ T32] r10:61c88647 r9:8517ec00 r8:84bbe1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.283071][ T32] r4:84bbe180 [ 1331.283127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.283242][ T32] r10:00000000 r9:84bbe180 r8:80287e08 r7:e0835e60 r6:84bbe200 r5:8517ec00 [ 1331.283310][ T32] r4:00000001 [ 1331.283383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.283477][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1331.283554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.283624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.283711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.283809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.283876][ T32] r4:84bc9200 [ 1331.284588][ T32] INFO: task kworker/1:305:4153 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.284686][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.284871][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.284990][ T32] Call trace: [ 1331.285090][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.285214][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.285271][ T32] r4:00000000 [ 1331.285339][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.285433][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.285551][ T32] 9d20: 9595f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.285627][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.285691][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.285750][ T32] r5:800f0013 r4:80239bb0 [ 1331.285798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.285897][ T32] r4:82ac21e4 [ 1331.285974][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.286083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.286138][ T32] r4:e0009dc0 [ 1331.286192][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.286295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.286352][ T32] r4:00000000 [ 1331.286439][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.286553][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.286607][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.286717][ T32] r5:00001000 r4:ecbd5000 [ 1331.286777][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.286868][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.286976][ T32] r5:85adb38c r4:85adb000 [ 1331.287041][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.287171][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.287238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.287377][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.287435][ T32] r4:84bd5200 [ 1331.287553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.287665][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.287718][ T32] r4:00000001 [ 1331.287766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.287850][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.287929][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.288022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.288102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.288171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.288324][ T32] r4:84bc6c00 [ 1331.288477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.288673][ T32] INFO: task kworker/0:212:4154 blocked for more than 457 seconds. [ 1331.288746][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.288802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.288858][ T32] task:kworker/0:212 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.320007][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.320253][ T32] Call trace: [ 1331.320377][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.320523][ T32] r10:8291a684 r9:eab9dd84 r8:00000002 r7:60000113 r6:eab9dd8c r5:85180000 [ 1331.320584][ T32] r4:85180000 [ 1331.320634][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.320757][ T32] r5:85180000 r4:8291a680 [ 1331.320815][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.320910][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.321020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 [ 1331.321080][ T32] r4:00000000 [ 1331.321159][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.321279][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.321382][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.321493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498dcc0 [ 1331.321558][ T32] r4:00000000 [ 1331.321614][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.321735][ T32] r9:83018005 r8:85180000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1331.321795][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.321900][ T32] r5:00001000 r4:e0581000 [ 1331.321953][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.322154][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.322274][ T32] r5:8521038c r4:85210000 [ 1331.322327][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.322499][ T32] r7:dddced80 r6:83018000 r5:8521038c r4:84bcb000 [ 1331.322561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.322782][ T32] r10:61c88647 r9:85180000 r8:84bcb02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.322860][ T32] r4:84bcb000 [ 1331.322913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.323067][ T32] r10:00000000 r9:84bcb000 r8:80287e08 r7:e8a05e60 r6:84bbe280 r5:85180000 [ 1331.323132][ T32] r4:00000001 [ 1331.323190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.323337][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 1331.323417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.323493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.323562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.323669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.323733][ T32] r4:8498d840 [ 1331.324511][ T32] INFO: task kworker/0:212:4154 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.324604][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.324882][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.325034][ T32] Call trace: [ 1331.325200][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.325332][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.325411][ T32] r4:00000000 [ 1331.325499][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.325698][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.325874][ T32] 9d20: 95c5e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.326012][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.326084][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.326150][ T32] r5:800f0013 r4:80239bb0 [ 1331.326231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.326337][ T32] r4:82ac21e4 [ 1331.326389][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.326532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.326595][ T32] r4:e0009dc0 [ 1331.326647][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.326759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.326820][ T32] r4:00000000 [ 1331.326871][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.326986][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.327040][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.327162][ T32] r5:00001000 r4:ecbd5000 [ 1331.327221][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.327317][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.327441][ T32] r5:85adb38c r4:85adb000 [ 1331.327513][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.327633][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.327685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.327832][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.327891][ T32] r4:84bd5200 [ 1331.327940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.328053][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.328133][ T32] r4:00000001 [ 1331.328211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.328340][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.328449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.328528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.328600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.328708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.328771][ T32] r4:84bc6c00 [ 1331.328822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.328922][ T32] INFO: task kworker/0:213:4155 blocked for more than 457 seconds. [ 1331.329005][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.329066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.329128][ T32] task:kworker/0:213 state:D stack:0 pid:4155 tgid:4155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.359647][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.359778][ T32] Call trace: [ 1331.359816][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.359883][ T32] r10:8291a684 r9:eaba1d84 r8:00000002 r7:60000113 r6:eaba1d8c r5:85180c00 [ 1331.359910][ T32] r4:85180c00 [ 1331.359932][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.359980][ T32] r5:85180c00 r4:8291a680 [ 1331.360003][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.360046][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.360135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 [ 1331.360207][ T32] r4:00000000 [ 1331.360235][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.360293][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.360345][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.360396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498db40 [ 1331.360454][ T32] r4:00000000 [ 1331.360482][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.360538][ T32] r9:83018005 r8:85180c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1331.360562][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.360631][ T32] r5:00001000 r4:e025d000 [ 1331.360666][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.360713][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.360760][ T32] r5:8491938c r4:84919000 [ 1331.360811][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.360871][ T32] r7:dddced80 r6:83018000 r5:8491938c r4:84bcb080 [ 1331.360893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.360949][ T32] r10:61c88647 r9:85180c00 r8:84bcb0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.361005][ T32] r4:84bcb080 [ 1331.361050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.361160][ T32] r10:00000000 r9:84bcb080 r8:80287e08 r7:eab9de60 r6:84bbe300 r5:85180c00 [ 1331.361223][ T32] r4:00000001 [ 1331.361249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.361324][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1331.361384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.361421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.361455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.361533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.361592][ T32] r4:8498d840 [ 1331.362089][ T32] INFO: task kworker/0:213:4155 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.362153][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.362290][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.362342][ T32] Call trace: [ 1331.362377][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.362441][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.362516][ T32] r4:00000000 [ 1331.362577][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.362642][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.362682][ T32] 9d20: 96354000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.362716][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.362774][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.362805][ T32] r5:800f0013 r4:80239bb0 [ 1331.362858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.362912][ T32] r4:82ac21e4 [ 1331.362938][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.362989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.363013][ T32] r4:e0009dc0 [ 1331.363036][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.363111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.363143][ T32] r4:00000000 [ 1331.363198][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.363256][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.363281][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.363363][ T32] r5:00001000 r4:ecbd5000 [ 1331.363390][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.363444][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.363494][ T32] r5:85adb38c r4:85adb000 [ 1331.363515][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.363568][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.363590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.363658][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.363686][ T32] r4:84bd5200 [ 1331.363708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.363792][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.363821][ T32] r4:00000001 [ 1331.363842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.363882][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.363948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.364005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.364065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.364103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.364128][ T32] r4:84bc6c00 [ 1331.364151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.364230][ T32] INFO: task kworker/0:214:4158 blocked for more than 457 seconds. [ 1331.364274][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.364318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.364377][ T32] task:kworker/0:214 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.364461][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.364539][ T32] Call trace: [ 1331.364600][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.364659][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:85181800 [ 1331.364685][ T32] r4:85181800 [ 1331.364757][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.364823][ T32] r5:85181800 r4:8291a680 [ 1331.364847][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.364932][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.365017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1331.365046][ T32] r4:00000000 [ 1331.365068][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.365108][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.365147][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.365214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85061f40 [ 1331.365269][ T32] r4:00000000 [ 1331.365318][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.365392][ T32] r9:83018005 r8:85181800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1331.365672][ T32] r5:85210f8c r4:85210c00 [ 1331.365694][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.365747][ T32] r7:dddced80 r6:83018000 r5:85210f8c r4:84bcb100 [ 1331.365799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.365889][ T32] r10:61c88647 r9:85181800 r8:84bcb12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.365918][ T32] r4:84bcb100 [ 1331.365940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.365993][ T32] r10:00000000 r9:84bcb100 r8:80287e08 r7:eab9de60 r6:84bbe380 r5:85181800 [ 1331.366017][ T32] r4:00000001 [ 1331.366038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.366108][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1331.366142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.366174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.366209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.366242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.366266][ T32] r4:8498dac0 [ 1331.366555][ T32] INFO: task kworker/0:214:4158 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.366599][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.366661][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.366709][ T32] Call trace: [ 1331.366776][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.366857][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.366888][ T32] r4:00000000 [ 1331.366940][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.366989][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.367021][ T32] 9d20: 96354000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.367056][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.367132][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.367201][ T32] r5:800f0013 r4:80239bb0 [ 1331.367254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.367306][ T32] r4:82ac21e4 [ 1331.367364][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.367421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.367449][ T32] r4:e0009dc0 [ 1331.367503][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.367585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.367614][ T32] r4:00000000 [ 1331.367637][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.367691][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.367715][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.367795][ T32] r5:00001000 r4:ecbd5000 [ 1331.367821][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.367898][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.367950][ T32] r5:85adb38c r4:85adb000 [ 1331.368004][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.368061][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.368084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.368168][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.368202][ T32] r4:84bd5200 [ 1331.368256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.368313][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.368364][ T32] r4:00000001 [ 1331.368389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1331.368529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.368993][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.396855][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.397368][ T32] r5:00001000 r4:e05d7000 ** 2 printk messages dropped ** [ 1331.397520][ T32] r5:8521078c r4:85210400 [ 1331.397542][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.397852][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.398117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.406457][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 6 printk messages dropped ** [ 1331.406926][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.407255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1331.407878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.408291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.408982][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000013 r6:eabb1d8c r5:851a5400 ** 6 printk messages dropped ** [ 1331.422412][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.422760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9840 ** 7 printk messages dropped ** [ 1331.423158][ T32] r5:851d678c r4:851d6400 [ 1331.423189][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.423509][ T32] r10:00000000 r9:84bbe400 r8:80287e08 r7:e0835e60 r6:84bcb280 r5:851a5400 ** 10 printk messages dropped ** [ 1331.424872][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.425534][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.425626][ T32] 9d20: 972f1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.425770][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.425857][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.425890][ T32] r5:800f0013 r4:80239bb0 [ 1331.425914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.425963][ T32] r4:82ac21e4 [ 1331.425985][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.426037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.426086][ T32] r4:e0009dc0 [ 1331.426122][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.426208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.426234][ T32] r4:00000000 [ 1331.426279][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.426338][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.426362][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.426437][ T32] r5:00001000 r4:ecbd5000 [ 1331.426495][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.426544][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.426603][ T32] r5:85adb38c r4:85adb000 [ 1331.426650][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.426719][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.426746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.426800][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.426824][ T32] r4:84bd5200 [ 1331.426845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.426897][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.426922][ T32] r4:00000001 [ 1331.426942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.426982][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.427012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.427044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.427073][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.427125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.427178][ T32] r4:84bc6c00 [ 1331.427217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.427251][ T32] INFO: task kworker/0:216:4163 blocked for more than 457 seconds. [ 1331.427308][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.427371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.427398][ T32] task:kworker/0:216 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.427494][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.427574][ T32] Call trace: [ 1331.427608][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.427685][ T32] r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000113 r6:eabb5d8c r5:851a4800 [ 1331.427716][ T32] r4:851a4800 [ 1331.427737][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.427834][ T32] r5:851a4800 r4:8291a680 [ 1331.427860][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.427915][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.427969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1331.428043][ T32] r4:00000000 [ 1331.428077][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.428141][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.428189][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.428259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85061e40 [ 1331.428289][ T32] r4:00000000 [ 1331.428313][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.428390][ T32] r9:83018005 r8:851a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1331.428441][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.428495][ T32] r5:00001000 r4:eaae7000 [ 1331.428516][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.428585][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.428654][ T32] r5:85210b8c r4:85210800 [ 1331.428679][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.428733][ T32] r7:dddced80 r6:83018000 r5:85210b8c r4:84bcb300 [ 1331.428778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.428836][ T32] r10:61c88647 r9:851a4800 r8:84bcb32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.429194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.440806][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.441340][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 8 printk messages dropped ** [ 1331.442140][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1331.442759][ T32] r5:00001000 r4:ecbd5000 ** 5 printk messages dropped ** [ 1331.443517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1331.444008][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.444471][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.444833][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.445196][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.445499][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.445550][ T32] r5:851d6f8c r4:851d6c00 [ 1331.445573][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.445642][ T32] r7:ddde2d80 r6:83018200 r5:851d6f8c r4:84bbe480 [ 1331.445668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.445760][ T32] r10:61c88647 r9:851a6000 r8:84bbe4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.445811][ T32] r4:84bbe480 [ 1331.445836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.445891][ T32] r10:00000000 r9:84bbe480 r8:80287e08 r7:e0835e60 r6:84bcb400 r5:851a6000 [ 1331.445940][ T32] r4:00000001 [ 1331.445965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.446039][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1331.446101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.446137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.446167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.446216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.446244][ T32] r4:84bc9800 [ 1331.446488][ T32] INFO: task kworker/1:307:4167 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.446556][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.446623][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.446687][ T32] Call trace: [ 1331.446742][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.446805][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.446854][ T32] r4:00000000 [ 1331.446879][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.446926][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.446989][ T32] 9d20: 972f1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.447026][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.447054][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.447096][ T32] r5:800f0013 r4:80239bb0 [ 1331.447120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.447188][ T32] r4:82ac21e4 [ 1331.447219][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.447273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.447298][ T32] r4:e0009dc0 [ 1331.447319][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.447507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.447587][ T32] r4:00000000 [ 1331.447653][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.447752][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.447852][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.448655][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1331.480407][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.480908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.481759][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.482518][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.483486][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.484125][ T32] r5:851d738c r4:851d7000 ** 1 printk messages dropped ** [ 1331.484329][ T32] r7:ddde2d80 r6:83018200 r5:851d738c r4:84bbe500 ** 5 printk messages dropped ** [ 1331.484799][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.485221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.486604][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.487389][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1331.487900][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1331.488195][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.488751][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 6 printk messages dropped ** [ 1331.489041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1331.522658][ T32] r4:851a0c00 ** 4 printk messages dropped ** [ 1331.523005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 ** 4 printk messages dropped ** [ 1331.523244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8498dd40 ** 7 printk messages dropped ** [ 1331.523596][ T32] r5:851e0b8c r4:851e0800 ** 2 printk messages dropped ** [ 1331.523695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.524079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.524724][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.524803][ T32] Call trace: [ 1331.524887][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.524949][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.524975][ T32] r4:00000000 [ 1331.524995][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.525062][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.525098][ T32] 9d20: 97fe2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.525130][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.525159][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.525194][ T32] r5:800f0013 r4:80239bb0 [ 1331.525217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.525289][ T32] r4:82ac21e4 [ 1331.525335][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.525390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.525415][ T32] r4:e0009dc0 [ 1331.525436][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.525493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.525540][ T32] r4:00000000 [ 1331.525566][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.525620][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.525644][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.525712][ T32] r5:00001000 r4:ecbd5000 [ 1331.525746][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.525793][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.525862][ T32] r5:85adb38c r4:85adb000 [ 1331.525908][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.525966][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.526011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.526090][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.526139][ T32] r4:84bd5200 [ 1331.526187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.526247][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.526281][ T32] r4:00000001 [ 1331.526306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.526371][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.526428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.526463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.526492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.526525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.526570][ T32] r4:84bc6c00 [ 1331.526611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.526647][ T32] INFO: task kworker/1:310:4171 blocked for more than 458 seconds. [ 1331.526685][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.526735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.526765][ T32] task:kworker/1:310 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.526840][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.526884][ T32] Call trace: [ 1331.526916][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.526970][ T32] r10:8291a684 r9:eabddd84 r8:00000002 r7:60000013 r6:eabddd8c r5:851a3000 [ 1331.526996][ T32] r4:851a3000 [ 1331.527016][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.527063][ T32] r5:851a3000 r4:8291a680 [ 1331.527105][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.527150][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.527205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 1331.527254][ T32] r4:00000000 [ 1331.527300][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.527388][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.527432][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.527482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9b40 [ 1331.527506][ T32] r4:00000000 [ 1331.527526][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.527600][ T32] r9:83018205 r8:851a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1331.527627][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.527684][ T32] r5:00001000 r4:e08db000 [ 1331.527717][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.527787][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.527848][ T32] r5:851d778c r4:851d7400 [ 1331.527895][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.527971][ T32] r7:ddde2d80 r6:83018200 r5:851d778c r4:84bbe600 [ 1331.527996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.528074][ T32] r10:61c88647 r9:851a3000 r8:84bbe62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.528103][ T32] r4:84bbe600 [ 1331.528161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.528225][ T32] r10:00000000 r9:84bbe600 r8:80287e08 r7:eabd9e60 r6:84bcb580 r5:851a3000 [ 1331.528271][ T32] r4:00000001 [ 1331.528296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.528338][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 1331.528390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.528425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.528478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.528515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.528539][ T32] r4:84bc9b40 ** 2 printk messages dropped ** [ 1331.528890][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.539106][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1331.540332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1331.540990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.541956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.542808][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.543694][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.544805][ T32] r5:00001000 r4:e0903000 ** 2 printk messages dropped ** [ 1331.545205][ T32] r5:851d7b8c r4:851d7800 ** 3 printk messages dropped ** [ 1331.545617][ T32] r10:61c88647 r9:8519d400 r8:84bbe6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.546386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.547746][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.548163][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1331.548744][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1331.574456][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.574535][ T32] r5:00001000 r4:ecbd5000 [ 1331.574560][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.574611][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.574668][ T32] r5:85adb38c r4:85adb000 [ 1331.574718][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.574781][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.574835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.574895][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.574920][ T32] r4:84bd5200 [ 1331.574942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.574995][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.575019][ T32] r4:00000001 [ 1331.575041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.575114][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.575190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.575228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.575284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.575336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.575366][ T32] r4:84bc6c00 [ 1331.575391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.575435][ T32] INFO: task kworker/1:312:4175 blocked for more than 458 seconds. [ 1331.575508][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.575559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.575590][ T32] task:kworker/1:312 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.575652][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.575699][ T32] Call trace: [ 1331.575798][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.575863][ T32] r10:8291a684 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:8519ec00 [ 1331.575888][ T32] r4:8519ec00 [ 1331.575925][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.575994][ T32] r5:8519ec00 r4:8291a680 [ 1331.576019][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.576090][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.576160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 1331.576232][ T32] r4:00000000 [ 1331.576257][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.576299][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.576341][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.576410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9000 [ 1331.576438][ T32] r4:00000000 [ 1331.576459][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.576511][ T32] r9:83018205 r8:8519ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1331.576534][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.576581][ T32] r5:00001000 r4:e0923000 [ 1331.576620][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.576680][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.576753][ T32] r5:851d7f8c r4:851d7c00 [ 1331.576779][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.576833][ T32] r7:ddde2d80 r6:83018200 r5:851d7f8c r4:84bbe700 [ 1331.576860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.576929][ T32] r10:61c88647 r9:8519ec00 r8:84bbe72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.576969][ T32] r4:84bbe700 [ 1331.576993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.577058][ T32] r10:00000000 r9:84bbe700 r8:80287e08 r7:eabd9e60 r6:84bcb680 r5:8519ec00 [ 1331.577099][ T32] r4:00000001 [ 1331.577123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.577165][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1331.577201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.577232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.577263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.577887][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.578138][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1331.578477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 8 printk messages dropped ** [ 1331.578862][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.591456][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 8 printk messages dropped ** [ 1331.591909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1331.592453][ T32] r5:84a48c00 r4:8291a680 ** 3 printk messages dropped ** [ 1331.592659][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.593028][ T32] r9:83018205 r8:84a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 6 printk messages dropped ** [ 1331.593324][ T32] r7:ddde2d80 r6:83018200 r5:851e038c r4:84bbe780 ** 4 printk messages dropped ** [ 1331.593559][ T32] r10:00000000 r9:84bbe780 r8:80287e08 r7:eabd9e60 r6:84bcb700 r5:84a48c00 ** 10 printk messages dropped ** [ 1331.594354][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.594667][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1331.595022][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.595346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1331.595996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.596225][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.596251][ T32] r4:00000001 [ 1331.596271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.596343][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.596377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.596410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.596454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.596510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.596572][ T32] r4:84bc6c00 [ 1331.596615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.596648][ T32] INFO: task kworker/1:314:4179 blocked for more than 458 seconds. [ 1331.596703][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.596733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.596758][ T32] task:kworker/1:314 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.596861][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.596911][ T32] Call trace: [ 1331.597030][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.597092][ T32] r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:84a48000 [ 1331.597118][ T32] r4:84a48000 [ 1331.597139][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.597214][ T32] r5:84a48000 r4:8291a680 [ 1331.597240][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.597310][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.597449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 [ 1331.597478][ T32] r4:00000000 [ 1331.597499][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.597561][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.597668][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.597722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9e80 [ 1331.597747][ T32] r4:00000000 [ 1331.597768][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.597819][ T32] r9:83018205 r8:84a48000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1331.597864][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.597939][ T32] r5:00001000 r4:e095d000 [ 1331.597964][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.598009][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.598056][ T32] r5:851e078c r4:851e0400 [ 1331.598077][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.598149][ T32] r7:ddde2d80 r6:83018200 r5:851e078c r4:84bbe800 [ 1331.598180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.598237][ T32] r10:61c88647 r9:84a48000 r8:84bbe82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.598304][ T32] r4:84bbe800 [ 1331.598329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.598382][ T32] r10:00000000 r9:84bbe800 r8:80287e08 r7:eabd9e60 r6:84bcb780 r5:84a48000 [ 1331.598406][ T32] r4:00000001 [ 1331.598426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.598465][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 1331.598494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.598526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.599006][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.622939][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1331.623403][ T32] r4:e0009dc0 ** 8 printk messages dropped ** [ 1331.623857][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.624518][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1331.624904][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1331.625282][ T32] r4:84a49800 ** 4 printk messages dropped ** [ 1331.625646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 ** 9 printk messages dropped ** [ 1331.626122][ T32] r5:00001000 r4:e49dd000 ** 2 printk messages dropped ** [ 1331.626241][ T32] r5:851e178c r4:851e1400 ** 2 printk messages dropped ** [ 1331.626399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.626618][ T32] r4:00000001 [ 1331.626638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.626678][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 1331.626737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.626796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.626832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.626896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.626936][ T32] r4:83b4a9c0 [ 1331.627408][ T32] INFO: task kworker/1:315:4181 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.627463][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.627529][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.627579][ T32] Call trace: [ 1331.627656][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.627716][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.627741][ T32] r4:00000000 [ 1331.627793][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.627856][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.627962][ T32] 9d20: 993a4000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.628018][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.628050][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.628077][ T32] r5:800f0013 r4:80239bb0 [ 1331.628133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.628225][ T32] r4:82ac21e4 [ 1331.628253][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.628307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.628331][ T32] r4:e0009dc0 [ 1331.628353][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.628401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.628457][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.628892][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.653158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.653632][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.654264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 ** 9 printk messages dropped ** [ 1331.654798][ T32] r5:00001000 r4:e4997000 ** 2 printk messages dropped ** [ 1331.654997][ T32] r5:851e0f8c r4:851e0c00 [ 1331.655021][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.655184][ T32] r4:84bbe880 ** 7 printk messages dropped ** [ 1331.655553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.656848][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.657205][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1331.657527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 5 printk messages dropped ** [ 1331.657724][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.657768][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.657818][ T32] r5:85adb38c r4:85adb000 [ 1331.657839][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.657893][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.657942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.658039][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.658069][ T32] r4:84bd5200 [ 1331.658092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.658147][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.658173][ T32] r4:00000001 [ 1331.658201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.658245][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.658276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.658310][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.658356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.658426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.658459][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1331.658884][ T32] task:kworker/1:317 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.670650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 ** 9 printk messages dropped ** [ 1331.671089][ T32] r5:00001000 r4:e49c7000 ** 2 printk messages dropped ** [ 1331.671235][ T32] r5:851e138c r4:851e1000 [ 1331.671260][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.671468][ T32] r4:84bbea00 ** 5 printk messages dropped ** [ 1331.671673][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.672953][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.673424][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1331.673815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 11 printk messages dropped ** [ 1331.674394][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.674878][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1331.675030][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1331.675281][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.675490][ T32] r4:85184800 ** 7 printk messages dropped ** [ 1331.675956][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.676189][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.676242][ T32] r5:00001000 r4:e8a13000 [ 1331.676265][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.676309][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.676357][ T32] r5:851e1f8c r4:851e1c00 [ 1331.676379][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.676504][ T32] r7:ddde2d80 r6:83018200 r5:851e1f8c r4:84bbeb00 [ 1331.676533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.676592][ T32] r10:61c88647 r9:85184800 r8:84bbeb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.676619][ T32] r4:84bbeb00 [ 1331.676806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.676864][ T32] r10:00000000 r9:84bbeb00 r8:80287e08 r7:eac0de60 r6:84bbeb80 r5:85184800 [ 1331.676890][ T32] r4:00000001 [ 1331.676913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.676953][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 1331.676982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.677014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.677044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.677076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.677100][ T32] r4:84bea180 [ 1331.677388][ T32] INFO: task kworker/1:318:4188 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.677437][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.677500][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.677549][ T32] Call trace: [ 1331.677583][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.677713][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.677745][ T32] r4:00000000 [ 1331.677792][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.677842][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.677908][ T32] 9d20: 999dc000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.678014][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.678048][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.678125][ T32] r5:800f0013 r4:80239bb0 [ 1331.678153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.678207][ T32] r4:82ac21e4 [ 1331.678232][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.678288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.678313][ T32] r4:e0009dc0 [ 1331.678336][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.678385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.678450][ T32] r4:00000000 [ 1331.678478][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.678563][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.678592][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.678669][ T32] r5:00001000 r4:ecbd5000 [ 1331.678696][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.678776][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.678829][ T32] r5:85adb38c r4:85adb000 [ 1331.678852][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.678906][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.678929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.678986][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.679014][ T32] r4:84bd5200 [ 1331.679035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.679087][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.679112][ T32] r4:00000001 [ 1331.679140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.679188][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.679309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.701421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.701478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.701519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.701548][ T32] r4:84bc6c00 [ 1331.701577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1331.702481][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.703215][ T32] r5:851e1b8c r4:851e1800 ** 1 printk messages dropped ** [ 1331.703294][ T32] r7:ddde2d80 r6:83018200 r5:851e1b8c r4:84bbec80 ** 10 printk messages dropped ** [ 1331.703846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.704820][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1331.705134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1331.705743][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1331.705963][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.706313][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.706553][ T32] r5:85186000 r4:8291a680 ** 5 printk messages dropped ** [ 1331.706850][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.707413][ T32] r5:851e278c r4:851e2400 [ 1331.707472][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.707706][ T32] r4:84bbec00 ** 3 printk messages dropped ** [ 1331.707891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.708732][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.708993][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1331.709085][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.709112][ T32] r5:800f0013 r4:80239bb0 [ 1331.709134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.709295][ T32] r4:82ac21e4 [ 1331.726333][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.726427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.726457][ T32] r4:e0009dc0 [ 1331.726488][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.726559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.726615][ T32] r4:00000000 [ 1331.726642][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.726829][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.726860][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.726915][ T32] r5:00001000 r4:ecbd5000 [ 1331.726937][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.726982][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.727035][ T32] r5:85adb38c r4:85adb000 [ 1331.727115][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.727215][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.727245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.727303][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.727342][ T32] r4:84bd5200 [ 1331.727367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.727452][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.727483][ T32] r4:00000001 [ 1331.727507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.727579][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.727696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.727733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.727764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.727902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.727933][ T32] r4:84bc6c00 [ 1331.727963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.727999][ T32] INFO: task kworker/1:321:4194 blocked for more than 458 seconds. [ 1331.728036][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.728064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.728093][ T32] task:kworker/1:321 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.728158][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.728213][ T32] Call trace: [ 1331.728315][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.728381][ T32] r10:8291a684 r9:eac21d84 r8:00000002 r7:60000013 r6:eac21d8c r5:85186c00 ** 5 printk messages dropped ** [ 1331.728821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 ** 9 printk messages dropped ** [ 1331.744859][ T32] r5:00001000 r4:e8a57000 ** 2 printk messages dropped ** [ 1331.744977][ T32] r5:851e238c r4:851e2000 ** 1 printk messages dropped ** [ 1331.745055][ T32] r7:ddde2d80 r6:83018200 r5:851e238c r4:84bbee00 ** 5 printk messages dropped ** [ 1331.745278][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.745620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.746557][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1331.746776][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1331.747466][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.747911][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1331.748508][ T32] INFO: task kworker/1:322:4196 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.748977][ T32] r4:85183c00 ** 4 printk messages dropped ** [ 1331.749238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 ** 10 printk messages dropped ** [ 1331.764770][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.765227][ T32] r10:61c88647 r9:85183c00 r8:84bbef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.765568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.765597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.765631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.765656][ T32] r4:84bea780 [ 1331.766048][ T32] INFO: task kworker/1:322:4196 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.766093][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.766515][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.766648][ T32] Call trace: [ 1331.766684][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.766832][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.766865][ T32] r4:00000000 [ 1331.766889][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.766938][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.766970][ T32] 9d20: 9a5d8000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.767035][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.767069][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.767192][ T32] r5:800f0013 r4:80239bb0 [ 1331.767221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.767271][ T32] r4:82ac21e4 [ 1331.767295][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.767361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.767387][ T32] r4:e0009dc0 [ 1331.767410][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.767460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.767485][ T32] r4:00000000 [ 1331.767508][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.767563][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.767588][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.767639][ T32] r5:00001000 r4:ecbd5000 [ 1331.767685][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.767737][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.767786][ T32] r5:85adb38c r4:85adb000 [ 1331.767808][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.767863][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.767918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.767987][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.768022][ T32] r4:84bd5200 [ 1331.768045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.768103][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.768130][ T32] r4:00000001 [ 1331.768153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.768200][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.768233][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.768265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.768295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.768330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.768377][ T32] r4:84bc6c00 [ 1331.768408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.768443][ T32] INFO: task kworker/1:323:4197 blocked for more than 458 seconds. [ 1331.768481][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.768509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.768535][ T32] task:kworker/1:323 state:D stack:0 pid:4197 tgid:4197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.768588][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.768633][ T32] Call trace: [ 1331.768698][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1331.768849][ T32] r4:85176c00 ** 4 printk messages dropped ** [ 1331.769102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 ** 9 printk messages dropped ** [ 1331.781702][ T32] r5:00001000 r4:eaaa1000 ** 2 printk messages dropped ** [ 1331.781831][ T32] r5:851e2f8c r4:851e2c00 ** 1 printk messages dropped ** [ 1331.781988][ T32] r7:ddde2d80 r6:83018200 r5:851e2f8c r4:85034000 ** 4 printk messages dropped ** [ 1331.782172][ T32] r10:00000000 r9:85034000 r8:80287e08 r7:eac25e60 r6:85034080 r5:85176c00 ** 10 printk messages dropped ** [ 1331.782998][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.783520][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1331.783965][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.784317][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1331.784693][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1331.784984][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1331.785237][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.785565][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.786000][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1331.786211][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.786446][ T32] r10:00000000 r9:85034100 r8:80287e08 r7:eac29e60 r6:85034180 r5:85188c00 [ 1331.786471][ T32] r4:00000001 [ 1331.786492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.786532][ T32] Exception stack(0xeac1dfb0 to 0xeac1dff8) [ 1331.786563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.786598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.786627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.786660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.786684][ T32] r4:84beab80 [ 1331.786911][ T32] INFO: task kworker/1:324:4199 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.786954][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.787016][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.787063][ T32] Call trace: [ 1331.787112][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.787173][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.787207][ T32] r4:00000000 [ 1331.787230][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.787296][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.787368][ T32] 9d20: 9a895000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.787441][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.787488][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.787520][ T32] r5:800f0013 r4:80239bb0 [ 1331.787543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.787593][ T32] r4:82ac21e4 [ 1331.787616][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.787668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.787709][ T32] r4:e0009dc0 [ 1331.787736][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.787786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.787813][ T32] r4:00000000 [ 1331.787835][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.787917][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.787947][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.787998][ T32] r5:00001000 r4:ecbd5000 [ 1331.788020][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.788065][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.788113][ T32] r5:85adb38c r4:85adb000 [ 1331.788135][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.788223][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.788253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.788380][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.788412][ T32] r4:84bd5200 [ 1331.788439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.788495][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.788523][ T32] r4:00000001 [ 1331.788550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.788622][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.788769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1331.788938][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.789147][ T32] r4:85189800 ** 4 printk messages dropped ** [ 1331.811455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 ** 7 printk messages dropped ** [ 1331.811792][ T32] r9:83018205 r8:85189800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1331.812075][ T32] r5:851e338c r4:851e3000 ** 3 printk messages dropped ** [ 1331.812260][ T32] r10:61c88647 r9:85189800 r8:8503422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.812290][ T32] r4:85034200 [ 1331.812318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.812380][ T32] r10:00000000 r9:85034200 r8:80287e08 r7:eac1de60 r6:85034280 r5:85189800 [ 1331.812408][ T32] r4:00000001 [ 1331.812431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.812475][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) [ 1331.812509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.812543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.812624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.812664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.812690][ T32] r4:84bead80 [ 1331.813045][ T32] INFO: task kworker/1:325:4201 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.813092][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.813229][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.813282][ T32] Call trace: [ 1331.813333][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.813423][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.813456][ T32] r4:00000000 [ 1331.813493][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.813545][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.813579][ T32] 9d20: 9ad33000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.813612][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.813642][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.813670][ T32] r5:800f0013 r4:80239bb0 [ 1331.813694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.813771][ T32] r4:82ac21e4 [ 1331.813886][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.813943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.813995][ T32] r4:e0009dc0 [ 1331.814022][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.814075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.814102][ T32] r4:00000000 [ 1331.814123][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.814183][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.814261][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.814316][ T32] r5:00001000 r4:ecbd5000 [ 1331.814339][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.814384][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.814432][ T32] r5:85adb38c r4:85adb000 [ 1331.814455][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.814514][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.814540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.814596][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.814622][ T32] r4:84bd5200 [ 1331.814642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.814695][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.814720][ T32] r4:00000001 [ 1331.814742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.814787][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.814818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.814850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.814947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.815057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.815091][ T32] r4:84bc6c00 [ 1331.815142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.815198][ T32] INFO: task kworker/1:326:4203 blocked for more than 458 seconds. [ 1331.815239][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.815287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.815318][ T32] task:kworker/1:326 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.815386][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.815463][ T32] Call trace: [ 1331.815498][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.815556][ T32] r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:8518a400 [ 1331.815583][ T32] r4:8518a400 [ 1331.815607][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.815659][ T32] r5:8518a400 r4:8291a680 [ 1331.815681][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.815725][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.815775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1331.815800][ T32] r4:00000000 [ 1331.815821][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.815862][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.815903][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.815951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea880 [ 1331.815976][ T32] r4:00000000 [ 1331.815997][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.816048][ T32] r9:83018205 r8:8518a400 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1331.816074][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.816122][ T32] r5:00001000 r4:df9c9000 [ 1331.816145][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.816196][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.816302][ T32] r5:851e378c r4:851e3400 [ 1331.816328][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.816383][ T32] r7:ddde2d80 r6:83018200 r5:851e378c r4:85034300 [ 1331.816413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.816469][ T32] r10:61c88647 r9:8518a400 r8:8503432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.816496][ T32] r4:85034300 [ 1331.816517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.816571][ T32] r10:00000000 r9:85034300 r8:80287e08 r7:eac1de60 r6:85034380 r5:8518a400 [ 1331.816598][ T32] r4:00000001 [ 1331.816619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.816720][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.816756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.816790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.816821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.816854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.816879][ T32] r4:84beaf40 [ 1331.817111][ T32] INFO: task kworker/1:326:4203 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.817154][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.817222][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.817270][ T32] Call trace: [ 1331.817302][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.817358][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.817384][ T32] r4:00000000 [ 1331.817406][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.817451][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.817483][ T32] 9d20: 9ad33000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.817516][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.817545][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.817586][ T32] r5:800f0013 r4:80239bb0 [ 1331.817639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.817700][ T32] r4:82ac21e4 [ 1331.817749][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.817808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.817853][ T32] r4:e0009dc0 [ 1331.817879][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.817963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.818018][ T32] r4:00000000 [ 1331.818044][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.818098][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.818121][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.818169][ T32] r5:00001000 r4:ecbd5000 [ 1331.818197][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.818245][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.818294][ T32] r5:85adb38c r4:85adb000 [ 1331.818352][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.818411][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.818435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.818598][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 2 printk messages dropped ** [ 1331.818683][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 3 printk messages dropped ** [ 1331.818812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1331.818927][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 1331.819214][ T32] r10:8291a684 r9:e0655d84 r8:00000002 r7:60000013 r6:e0655d8c r5:8518b000 ** 3 printk messages dropped ** [ 1331.841994][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.842275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1331.842334][ T32] r4:00000000 [ 1331.842557][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.842603][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.842648][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.842698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038040 [ 1331.842724][ T32] r4:00000000 [ 1331.842745][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.842826][ T32] r9:83018205 r8:8518b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1331.842856][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.842910][ T32] r5:00001000 r4:dfa25000 [ 1331.842932][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.842977][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.843052][ T32] r5:851e3b8c r4:851e3800 [ 1331.843108][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.843172][ T32] r7:ddde2d80 r6:83018200 r5:851e3b8c r4:85034400 [ 1331.843216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.843275][ T32] r10:61c88647 r9:8518b000 r8:8503442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.843301][ T32] r4:85034400 [ 1331.843397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.843458][ T32] r10:00000000 r9:85034400 r8:80287e08 r7:eac1de60 r6:85034480 r5:8518b000 [ 1331.843484][ T32] r4:00000001 [ 1331.843506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.843547][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1331.843579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.843611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.843641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.843674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.843727][ T32] r4:85038080 [ 1331.844067][ T32] INFO: task kworker/1:327:4206 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.844142][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.844249][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.844301][ T32] Call trace: [ 1331.844677][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.844757][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.844788][ T32] r4:00000000 [ 1331.844809][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.844854][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.844897][ T32] 9d20: 9b14c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.844936][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.844965][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.844992][ T32] r5:800f0013 r4:80239bb0 [ 1331.845013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.845060][ T32] r4:82ac21e4 [ 1331.845111][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.845168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.845206][ T32] r4:e0009dc0 [ 1331.845258][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.845313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.845339][ T32] r4:00000000 [ 1331.845424][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.845489][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.845516][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.845565][ T32] r5:00001000 r4:ecbd5000 [ 1331.845587][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.845631][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.845678][ T32] r5:85adb38c r4:85adb000 [ 1331.845732][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.845824][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.845853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.845910][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.845936][ T32] r4:84bd5200 [ 1331.845956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.846010][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.846035][ T32] r4:00000001 [ 1331.846083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.846128][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.846163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.846215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.846250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.846315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1331.846470][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 1331.846902][ T32] r5:8518bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1331.847146][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.848281][ T32] r5:851e838c r4:851e8000 [ 1331.848302][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.848389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1331.848709][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.871776][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.872261][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1331.873097][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1331.873675][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1331.874814][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1331.875213][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1331.875479][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.875928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 ** 8 printk messages dropped ** [ 1331.876293][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1331.876513][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.876852][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.877482][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.877745][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1331.878269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 6 printk messages dropped ** [ 1331.878525][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.878578][ T32] r5:00001000 r4:ecbd5000 [ 1331.878600][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.878644][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.878692][ T32] r5:85adb38c r4:85adb000 [ 1331.878714][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.878766][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.878789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.878843][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.878896][ T32] r4:84bd5200 [ 1331.878922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.878978][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.879007][ T32] r4:00000001 [ 1331.879035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.879106][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1331.879142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.879174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.879216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.895699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.895770][ T32] r4:84bc6c00 [ 1331.895801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.895836][ T32] INFO: task kworker/1:330:4212 blocked for more than 458 seconds. [ 1331.895874][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.896263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.896298][ T32] task:kworker/1:330 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.896358][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.896443][ T32] Call trace: [ 1331.896611][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.896679][ T32] r10:8291a684 r9:eac39d84 r8:00000002 r7:60000013 r6:eac39d8c r5:8518d400 [ 1331.896737][ T32] r4:8518d400 [ 1331.896763][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.896813][ T32] r5:8518d400 r4:8291a680 [ 1331.896836][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.896879][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.896929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 [ 1331.896953][ T32] r4:00000000 [ 1331.897096][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.897154][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.897208][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.897258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850384c0 [ 1331.897283][ T32] r4:00000000 [ 1331.897367][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.897426][ T32] r9:83018205 r8:8518d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1331.897482][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.897566][ T32] r5:00001000 r4:dfe1b000 [ 1331.897593][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.897640][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.897688][ T32] r5:851e878c r4:851e8400 [ 1331.897711][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.897765][ T32] r7:ddde2d80 r6:83018200 r5:851e878c r4:85034700 [ 1331.897787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.897841][ T32] r10:61c88647 r9:8518d400 r8:8503472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.897867][ T32] r4:85034700 [ 1331.897888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.897941][ T32] r10:00000000 r9:85034700 r8:80287e08 r7:eab25e60 r6:85034780 r5:8518d400 [ 1331.897966][ T32] r4:00000001 [ 1331.897987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.898029][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1331.898072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.898171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.898211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.898247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.898294][ T32] r4:85038440 [ 1331.898624][ T32] INFO: task kworker/1:330:4212 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.898666][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1331.912758][ T32] 9d20: 9ba58000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1331.913612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1331.914331][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1331.914633][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1331.915085][ T32] INFO: task kworker/1:331:4214 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.915560][ T32] r4:8518e000 ** 4 printk messages dropped ** [ 1331.915786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 ** 2 printk messages dropped ** [ 1331.916050][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.916124][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.916188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038700 [ 1331.916245][ T32] r4:00000000 [ 1331.916271][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.916329][ T32] r9:83018205 r8:8518e000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.916357][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.916415][ T32] r5:00001000 r4:e0099000 [ 1331.916437][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.916482][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.916529][ T32] r5:851e8f8c r4:851e8c00 [ 1331.916550][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.916600][ T32] r7:ddde2d80 r6:83018200 r5:851e8f8c r4:85034800 [ 1331.916643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.916701][ T32] r10:61c88647 r9:8518e000 r8:8503482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.916726][ T32] r4:85034800 [ 1331.916747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.916815][ T32] r10:00000000 r9:85034800 r8:80287e08 r7:eab25e60 r6:84bcb880 r5:8518e000 [ 1331.916845][ T32] r4:00000001 [ 1331.916867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.916908][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 1331.916939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.916984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.917046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.917083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.917167][ T32] r4:85038700 [ 1331.917504][ T32] INFO: task kworker/1:331:4214 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.917547][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.917671][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.917748][ T32] Call trace: [ 1331.917785][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.917902][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.917960][ T32] r4:00000000 [ 1331.917986][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.918033][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.918093][ T32] 9d20: 9ba58000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.918130][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.918158][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.918190][ T32] r5:800f0013 r4:80239bb0 [ 1331.918225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.918275][ T32] r4:82ac21e4 [ 1331.918331][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.918385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.918410][ T32] r4:e0009dc0 [ 1331.918432][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.918510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.918542][ T32] r4:00000000 [ 1331.918565][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.918633][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.918661][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.918710][ T32] r5:00001000 r4:ecbd5000 [ 1331.918736][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.918809][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.918863][ T32] r5:85adb38c r4:85adb000 [ 1331.918885][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.918939][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.918990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.919049][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.919087][ T32] r4:84bd5200 [ 1331.919111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.919165][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1331.919227][ T32] r4:00000001 [ 1331.942329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.942565][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.943205][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.944005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 ** 9 printk messages dropped ** [ 1331.944852][ T32] r5:00001000 r4:e00cd000 ** 2 printk messages dropped ** [ 1331.945003][ T32] r5:851e938c r4:851e9000 [ 1331.945029][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.945339][ T32] r10:00000000 r9:85034880 r8:80287e08 r7:eac3de60 r6:84bcb900 r5:84a4d400 ** 8 printk messages dropped ** [ 1331.946090][ T32] INFO: task kworker/1:332:4216 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.946149][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.946488][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.946539][ T32] Call trace: [ 1331.946660][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.946724][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.946751][ T32] r4:00000000 [ 1331.946772][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.946818][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1331.946879][ T32] 9d20: 9bff9000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1331.946916][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1331.946951][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.946981][ T32] r5:800f0013 r4:80239bb0 [ 1331.947004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.947051][ T32] r4:82ac21e4 [ 1331.947074][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.947142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.947216][ T32] r4:e0009dc0 [ 1331.947317][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.947460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.947527][ T32] r4:00000000 [ 1331.947553][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.947610][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.947635][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.947686][ T32] r5:00001000 r4:ecbd5000 [ 1331.947709][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.947765][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.947838][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1331.948015][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.948271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.948487][ T32] INFO: task kworker/1:333:4218 blocked for more than 458 seconds. [ 1331.948603][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1331.948635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.948688][ T32] task:kworker/1:333 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.948768][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.948871][ T32] Call trace: [ 1331.949009][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1331.949065][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000013 r6:eac51d8c r5:84a4bc00 [ 1331.949091][ T32] r4:84a4bc00 [ 1331.949134][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1331.949211][ T32] r5:84a4bc00 r4:8291a680 [ 1331.961276][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.961377][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.961436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 1331.961464][ T32] r4:00000000 [ 1331.961486][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1331.961527][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.961596][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.961654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038e00 [ 1331.961679][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.961756][ T32] r9:83018205 r8:84a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1331.962004][ T32] r5:851e9f8c r4:851e9c00 ** 2 printk messages dropped ** [ 1331.962169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.962604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.963709][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1331.964014][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.964070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1331.964096][ T32] r4:e0009dc0 [ 1331.964118][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1331.964187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1331.964220][ T32] r4:00000000 [ 1331.964307][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.964366][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1331.964421][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.964487][ T32] r5:00001000 r4:ecbd5000 [ 1331.964513][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1331.964559][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.964682][ T32] r5:85adb38c r4:85adb000 [ 1331.964708][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.964908][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1331.964943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.965000][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1331.965214][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1331.965471][ T32] INFO: task kworker/1:334:4219 blocked for more than 458 seconds. ** 10 printk messages dropped ** [ 1331.966007][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1331.966785][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.967004][ T32] r5:851e978c r4:851e9400 ** 3 printk messages dropped ** [ 1331.967232][ T32] r10:61c88647 r9:8518ec00 r8:850349ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.967708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.968481][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1331.968804][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1331.991774][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.992380][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.993458][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.994462][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.995856][ T32] r5:00001000 r4:e01d5000 ** 2 printk messages dropped ** [ 1331.995995][ T32] r5:851e9b8c r4:851e9800 ** 3 printk messages dropped ** [ 1331.996148][ T32] r10:61c88647 r9:85188000 r8:85034aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.996174][ T32] r4:85034a80 [ 1331.996202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.996258][ T32] r10:00000000 r9:85034a80 r8:80287e08 r7:eac51e60 r6:85034b00 r5:85188000 [ 1331.996282][ T32] r4:00000001 [ 1331.996538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.996669][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1331.996704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.996742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.997600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.997640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.997698][ T32] r4:85038c80 [ 1331.998030][ T32] INFO: task kworker/1:335:4222 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1331.998073][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.998563][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.999027][ T32] Call trace: [ 1331.999065][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.999125][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1331.999150][ T32] r4:00000000 [ 1331.999207][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.024607][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.024659][ T32] 9d20: 9c8a6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.024694][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.024723][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.024752][ T32] r5:800f0013 r4:80239bb0 [ 1332.024775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.025232][ T32] r4:82ac21e4 [ 1332.025398][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.025794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.025826][ T32] r4:e0009dc0 [ 1332.025950][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.026182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.026227][ T32] r4:00000000 [ 1332.026438][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.026515][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.026543][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.026674][ T32] r5:00001000 r4:ecbd5000 [ 1332.026704][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.026753][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.026802][ T32] r5:85adb38c r4:85adb000 [ 1332.026825][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.026878][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.026901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.026955][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.027111][ T32] r4:84bd5200 [ 1332.027332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.027396][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.027424][ T32] r4:00000001 [ 1332.027446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.027487][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.027518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.027549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.027578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.027612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.027637][ T32] r4:84bc6c00 [ 1332.027740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.027779][ T32] INFO: task kworker/1:336:4224 blocked for more than 458 seconds. [ 1332.027815][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.027841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.027868][ T32] task:kworker/1:336 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.027927][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.027974][ T32] Call trace: [ 1332.028186][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1332.028285][ T32] r4:85190c00 ** 4 printk messages dropped ** [ 1332.028611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 ** 8 printk messages dropped ** [ 1332.045523][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.045735][ T32] r5:851ea38c r4:851ea000 ** 3 printk messages dropped ** [ 1332.045949][ T32] r10:61c88647 r9:85190c00 r8:85034bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.046358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.047372][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.047545][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.047741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 7 printk messages dropped ** [ 1332.048156][ T32] r5:00001000 r4:ecbd5000 [ 1332.048223][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.048282][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.048351][ T32] r5:85adb38c r4:85adb000 [ 1332.048378][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.048456][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.048496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.048590][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.048682][ T32] r4:84bd5200 [ 1332.048707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.048787][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.048816][ T32] r4:00000001 [ 1332.048842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.048896][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.048960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.048998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.049028][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.049061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.049100][ T32] r4:84bc6c00 [ 1332.049128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.049170][ T32] INFO: task kworker/1:337:4227 blocked for more than 458 seconds. [ 1332.049220][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.049283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.049317][ T32] task:kworker/1:337 state:D stack:0 pid:4227 tgid:4227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.049370][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.049416][ T32] Call trace: [ 1332.063142][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.063260][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:85191800 [ 1332.063292][ T32] r4:85191800 [ 1332.063315][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.063388][ T32] r5:85191800 r4:8291a680 [ 1332.063411][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.063479][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.063550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1332.063653][ T32] r4:00000000 [ 1332.063680][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.063746][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.063819][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.063927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7380 [ 1332.063988][ T32] r4:00000000 [ 1332.064013][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.064093][ T32] r9:83018205 r8:85191800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.064122][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.064203][ T32] r5:00001000 r4:e062b000 [ 1332.064231][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.064302][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.064355][ T32] r5:851ea78c r4:851ea400 [ 1332.064416][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.064475][ T32] r7:ddde2d80 r6:83018200 r5:851ea78c r4:85034c80 [ 1332.064498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.064554][ T32] r10:61c88647 r9:85191800 r8:85034cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.064581][ T32] r4:85034c80 [ 1332.064602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.064655][ T32] r10:00000000 r9:85034c80 r8:80287e08 r7:eac35e60 r6:85034d00 r5:85191800 ** 5 printk messages dropped ** [ 1332.064918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.065756][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.065950][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.066116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 11 printk messages dropped ** [ 1332.066802][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.067399][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1332.067613][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.067878][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.068167][ T32] r5:85192400 r4:8291a680 [ 1332.068209][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.068257][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.068306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac5de08 [ 1332.068355][ T32] r4:00000000 [ 1332.068381][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.068424][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.068464][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.068537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067040 [ 1332.068569][ T32] r4:00000000 [ 1332.068591][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.068668][ T32] r9:83018205 r8:85192400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1332.068696][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.068769][ T32] r5:00001000 r4:e0645000 [ 1332.068795][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.068863][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.068919][ T32] r5:851eab8c r4:851ea800 [ 1332.068968][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.069024][ T32] r7:ddde2d80 r6:83018200 r5:851eab8c r4:85034d80 [ 1332.069045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.069099][ T32] r10:61c88647 r9:85192400 r8:85034dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.069123][ T32] r4:85034d80 [ 1332.069168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.069258][ T32] r10:00000000 r9:85034d80 r8:80287e08 r7:eac59e60 r6:85034e00 r5:85192400 [ 1332.069383][ T32] r4:00000001 [ 1332.089203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.089718][ T32] Exception stack(0xeac5dfb0 to 0xeac5dff8) [ 1332.089769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.089808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.089863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.089911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.089941][ T32] r4:84bea240 [ 1332.090301][ T32] INFO: task kworker/1:338:4228 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.090422][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.090499][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.090579][ T32] Call trace: [ 1332.090780][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.090861][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.090892][ T32] r4:00000000 [ 1332.090915][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.090962][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.091348][ T32] 9d20: 9d0fd000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.091389][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.091421][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.091463][ T32] r5:800f0013 r4:80239bb0 [ 1332.091490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.091539][ T32] r4:82ac21e4 [ 1332.091727][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.091788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.091820][ T32] r4:e0009dc0 [ 1332.092178][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.092235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.092396][ T32] r4:00000000 [ 1332.092423][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.092486][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.092959][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.093013][ T32] r5:00001000 r4:ecbd5000 [ 1332.093035][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.093237][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.093388][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1332.094393][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1332.094544][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.094848][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.095384][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.095728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067280 ** 7 printk messages dropped ** [ 1332.096541][ T32] r5:851eaf8c r4:851eac00 [ 1332.096562][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.097944][ T32] r10:00000000 r9:85034e80 r8:80287e08 r7:eac5de60 r6:85034f00 r5:85193000 ** 6 printk messages dropped ** [ 1332.098183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.098210][ T32] r4:850671c0 [ 1332.098443][ T32] INFO: task kworker/1:339:4230 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.098490][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.099230][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.132086][ T32] Call trace: [ 1332.133027][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.133101][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.133128][ T32] r4:00000000 [ 1332.133173][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.133229][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.133386][ T32] 9d20: 9d935000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.133424][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.133454][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.133481][ T32] r5:800f0013 r4:80239bb0 [ 1332.133503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.133551][ T32] r4:82ac21e4 [ 1332.133574][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.133624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.133650][ T32] r4:e0009dc0 [ 1332.133671][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.134385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.134416][ T32] r4:00000000 [ 1332.134440][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.134495][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.134519][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.134570][ T32] r5:00001000 r4:ecbd5000 [ 1332.134897][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.135020][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.135077][ T32] r5:85adb38c r4:85adb000 [ 1332.135100][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.135178][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.135212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.135340][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.135846][ T32] r4:84bd5200 [ 1332.135874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.135932][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.135957][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.136021][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1332.136198][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.136698][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.137592][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1332.138127][ T32] r9:83018205 r8:85194800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1332.138596][ T32] r5:851eb38c r4:851eb000 [ 1332.138618][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.138673][ T32] r7:ddde2d80 r6:83018200 r5:851eb38c r4:85034f80 [ 1332.138695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.138825][ T32] r10:61c88647 r9:85194800 r8:85034fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.138856][ T32] r4:85034f80 [ 1332.138878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.138981][ T32] r10:00000000 r9:85034f80 r8:80287e08 r7:eac61e60 r6:8506b000 r5:85194800 [ 1332.139039][ T32] r4:00000001 [ 1332.139064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.139109][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) [ 1332.139140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.139178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.139239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.159729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.159799][ T32] r4:85067100 [ 1332.160206][ T32] INFO: task kworker/1:340:4231 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.160258][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.160380][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.160455][ T32] Call trace: [ 1332.161115][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.161190][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.161220][ T32] r4:00000000 [ 1332.161243][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.161305][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.161345][ T32] 9d20: 9da4c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.161616][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.161650][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.161680][ T32] r5:800f0013 r4:80239bb0 [ 1332.162189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 1 printk messages dropped ** [ 1332.162269][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1332.162840][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1332.163400][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1332.164291][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.165153][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.166161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 ** 8 printk messages dropped ** [ 1332.167218][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.168303][ T32] r5:851eb78c r4:851eb400 ** 1 printk messages dropped ** [ 1332.168385][ T32] r7:ddde2d80 r6:83018200 r5:851eb78c r4:8506b080 ** 5 printk messages dropped ** [ 1332.201148][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.202400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.203639][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1332.203834][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.204028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 12 printk messages dropped ** [ 1332.205824][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1332.206015][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.206759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1332.207706][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.208028][ T32] r4:85196000 [ 1332.208090][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.208206][ T32] r5:85196000 r4:8291a680 [ 1332.208270][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.208339][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.208408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1332.208441][ T32] r4:00000000 [ 1332.208492][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.208550][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.208603][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.208684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85067800 [ 1332.208724][ T32] r4:00000000 [ 1332.208783][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.208861][ T32] r9:83018205 r8:85196000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1332.208893][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.208983][ T32] r5:00001000 r4:e070d000 [ 1332.209014][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.209075][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.209142][ T32] r5:851ebb8c r4:851eb800 [ 1332.209171][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.230925][ T32] r7:ddde2d80 r6:83018200 r5:851ebb8c r4:8506b180 [ 1332.231035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.231196][ T32] r10:61c88647 r9:85196000 r8:8506b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.231304][ T32] r4:8506b180 [ 1332.231386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.231516][ T32] r10:00000000 r9:8506b180 r8:80287e08 r7:eac55e60 r6:8506b200 r5:85196000 [ 1332.231577][ T32] r4:00000001 [ 1332.231633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.231738][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1332.231828][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.231915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.232011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.232091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.232159][ T32] r4:850675c0 [ 1332.232829][ T32] INFO: task kworker/1:342:4236 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.232945][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.233113][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.233248][ T32] Call trace: [ 1332.233339][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.233474][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.233551][ T32] r4:00000000 [ 1332.233614][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.233720][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.233802][ T32] 9d20: 9ea0a000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1332.234392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 11 printk messages dropped ** [ 1332.235458][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.236029][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.236447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.237025][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.237853][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.238814][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.239218][ T32] r5:851ebf8c r4:851ebc00 [ 1332.239292][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.260676][ T32] r7:ddde2d80 r6:83018200 r5:851ebf8c r4:8506b280 [ 1332.260780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.260928][ T32] r10:61c88647 r9:85196c00 r8:8506b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.261036][ T32] r4:8506b280 [ 1332.261096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.261223][ T32] r10:00000000 r9:8506b280 r8:80287e08 r7:eac69e60 r6:8506b300 r5:85196c00 [ 1332.261283][ T32] r4:00000001 [ 1332.261334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.261434][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 1332.261511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.261586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.261657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.261734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.261798][ T32] r4:85067740 [ 1332.262517][ T32] INFO: task kworker/1:343:4237 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.262625][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.262835][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.262953][ T32] Call trace: [ 1332.263055][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.263204][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.263284][ T32] r4:00000000 [ 1332.263438][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.263546][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.263619][ T32] 9d20: 9ea0a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.263692][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.263755][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.263817][ T32] r5:800f0013 r4:80239bb0 [ 1332.263870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.263970][ T32] r4:82ac21e4 [ 1332.264024][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.264157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.264230][ T32] r4:e0009dc0 [ 1332.264287][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.264402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.264459][ T32] r4:00000000 [ 1332.264509][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1332.264838][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.265634][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1332.266166][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1332.266498][ T32] task:kworker/1:344 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.267347][ T32] r5:85190000 r4:8291a680 [ 1332.267408][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.267511][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.267622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1332.267744][ T32] r4:00000000 [ 1332.267805][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.267897][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.267986][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.268097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea240 [ 1332.268159][ T32] r4:00000000 [ 1332.268222][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.268367][ T32] r9:83018205 r8:85190000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1332.268435][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.268550][ T32] r5:00001000 r4:e0917000 [ 1332.268600][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.268696][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.268799][ T32] r5:851f538c r4:851f5000 [ 1332.268879][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.268999][ T32] r7:ddde2d80 r6:83018200 r5:851f538c r4:8506b380 [ 1332.269052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.269168][ T32] r10:61c88647 r9:85190000 r8:8506b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.269254][ T32] r4:8506b380 [ 1332.295532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.295701][ T32] r10:00000000 r9:8506b380 r8:80287e08 r7:eac6de60 r6:8506b400 r5:85190000 [ 1332.295778][ T32] r4:00000001 [ 1332.295830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.295930][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1332.296004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.296082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.296155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.296256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.296344][ T32] r4:85067780 [ 1332.297060][ T32] INFO: task kworker/1:344:4240 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 7 printk messages dropped ** [ 1332.297931][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1332.298571][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1332.314456][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.315268][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.315617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.316437][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.317214][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.318088][ T32] r9:83018205 r8:85249800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1332.318563][ T32] r5:851f478c r4:851f4400 ** 3 printk messages dropped ** [ 1332.318975][ T32] r10:61c88647 r9:85249800 r8:8506b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.335045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.336350][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.336899][ T32] 9d20: 9f1da000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1332.337472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.337534][ T32] r4:e0009dc0 [ 1332.337585][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.337695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.337755][ T32] r4:00000000 [ 1332.337860][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.337998][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.338068][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.338182][ T32] r5:00001000 r4:ecbd5000 [ 1332.338237][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.338335][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.338468][ T32] r5:85adb38c r4:85adb000 [ 1332.338537][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.338660][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.338717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.338854][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.338970][ T32] r4:84bd5200 [ 1332.339062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.339201][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.359631][ T32] r4:00000001 [ 1332.359735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.359855][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.359986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.360080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.360168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.360267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.360328][ T32] r4:84bc6c00 [ 1332.360386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.360458][ T32] INFO: task kworker/1:346:4246 blocked for more than 458 seconds. [ 1332.360543][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.360605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.360682][ T32] task:kworker/1:346 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.360833][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.360983][ T32] Call trace: [ 1332.361088][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.361233][ T32] r10:8291a684 r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:84a4a400 [ 1332.361294][ T32] r4:84a4a400 [ 1332.361361][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.361482][ T32] r5:84a4a400 r4:8291a680 [ 1332.361547][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.361648][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.362309][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.363071][ T32] r5:851f4b8c r4:851f4800 [ 1332.363123][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.363540][ T32] r10:61c88647 r9:84a4a400 r8:8506b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.364265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.365497][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.366081][ T32] 9d20: 9f517000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 10 printk messages dropped ** [ 1332.366977][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.367696][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1332.368319][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 6 printk messages dropped ** [ 1332.368862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.398036][ T32] r10:8291a684 r9:eac91d84 r8:00000002 r7:60000113 r6:eac91d8c r5:84a4c800 [ 1332.398106][ T32] r4:84a4c800 [ 1332.398160][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.398279][ T32] r5:84a4c800 r4:8291a680 [ 1332.398356][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.398466][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.398584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1332.398643][ T32] r4:00000000 [ 1332.398694][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.398788][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.398885][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.398991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850671c0 [ 1332.399048][ T32] r4:00000000 [ 1332.399101][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.399227][ T32] r9:83018205 r8:84a4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1332.399956][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.400109][ T32] r5:00001000 r4:e088d000 [ 1332.400163][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.400273][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.400383][ T32] r5:851f4f8c r4:851f4c00 [ 1332.400436][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.400557][ T32] r7:ddde2d80 r6:83018200 r5:851f4f8c r4:8506b600 [ 1332.400612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.400733][ T32] r10:61c88647 r9:84a4c800 r8:8506b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.400794][ T32] r4:8506b600 [ 1332.400848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.400973][ T32] r10:00000000 r9:8506b600 r8:80287e08 r7:eac75e60 r6:84bcba80 r5:84a4c800 [ 1332.401031][ T32] r4:00000001 [ 1332.401083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.401185][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1332.401283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.401396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.401510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.401604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.401666][ T32] r4:85067e80 [ 1332.402384][ T32] INFO: task kworker/1:347:4248 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.402496][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.402654][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.402878][ T32] Call trace: [ 1332.403040][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.403196][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.403261][ T32] r4:00000000 [ 1332.403313][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.403503][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.403618][ T32] 9d20: 9f6ec000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.403732][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.403809][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.403879][ T32] r5:800f0013 r4:80239bb0 [ 1332.403932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.404039][ T32] r4:82ac21e4 [ 1332.404095][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.404215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.404277][ T32] r4:e0009dc0 [ 1332.404331][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.404458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 5 printk messages dropped ** [ 1332.404936][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.405758][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1332.406368][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.406830][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.407497][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1332.407984][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.408410][ T32] r5:851f578c r4:851f5400 [ 1332.408434][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1332.408776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.429713][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.430251][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1332.430606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1332.431189][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.431370][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.431404][ T32] r4:00000001 [ 1332.431452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.431499][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.431529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.431572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.431607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.431655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.431708][ T32] r4:84bc6c00 [ 1332.431764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.431812][ T32] INFO: task kworker/1:349:4251 blocked for more than 458 seconds. [ 1332.431875][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.431907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.431933][ T32] task:kworker/1:349 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.431986][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.432071][ T32] Call trace: [ 1332.432109][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.432165][ T32] r10:8291a684 r9:eac9dd84 r8:00000002 r7:60000013 r6:eac9dd8c r5:84a4b000 [ 1332.432203][ T32] r4:84a4b000 [ 1332.432228][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.432301][ T32] r5:84a4b000 r4:8291a680 [ 1332.432330][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.432380][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.432433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 1332.432458][ T32] r4:00000000 [ 1332.432505][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.432575][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.432619][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.432669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123300 [ 1332.432718][ T32] r4:00000000 [ 1332.432760][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.432816][ T32] r9:83018205 r8:84a4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1332.432842][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.432890][ T32] r5:00001000 r4:eaacb000 [ 1332.432936][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.432984][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.433033][ T32] r5:851f5b8c r4:851f5800 [ 1332.433054][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.433107][ T32] r7:ddde2d80 r6:83018200 r5:851f5b8c r4:8506b700 [ 1332.433130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.433188][ T32] r10:61c88647 r9:84a4b000 r8:8506b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.433214][ T32] r4:8506b700 [ 1332.433235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.433287][ T32] r10:00000000 r9:8506b700 r8:80287e08 r7:eac95e60 r6:84bcbb80 r5:84a4b000 [ 1332.433313][ T32] r4:00000001 [ 1332.433333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.433373][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1332.433403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.433434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.433541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1332.434392][ T32] 9d20: 9fa60000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1332.434733][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1332.435091][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.435602][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1332.435943][ T32] INFO: task kworker/1:350:4253 blocked for more than 458 seconds. ** 10 printk messages dropped ** [ 1332.436498][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1332.436920][ T32] r9:83018205 r8:8524a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1332.437224][ T32] r5:851f638c r4:851f6000 ** 3 printk messages dropped ** [ 1332.437425][ T32] r10:61c88647 r9:8524a400 r8:8506b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.438026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.438671][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.438831][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.439090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1332.472218][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1332.472522][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1332.472851][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.472894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.472952][ T32] task:kworker/0:217 state:D stack:0 pid:4256 tgid:4256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.473020][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.473104][ T32] Call trace: [ 1332.473168][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.473264][ T32] r10:8291a684 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:8524bc00 [ 1332.473318][ T32] r4:8524bc00 [ 1332.473343][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.473394][ T32] r5:8524bc00 r4:8291a680 [ 1332.473415][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.473478][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.473534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1332.473562][ T32] r4:00000000 [ 1332.473583][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.473621][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.473664][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.473737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528bc80 [ 1332.473767][ T32] r4:00000000 [ 1332.473789][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.473867][ T32] r9:83018005 r8:8524bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1332.473895][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.473945][ T32] r5:00001000 r4:eade3000 [ 1332.473991][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.474042][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.474116][ T32] r5:85211f8c r4:85211c00 [ 1332.474153][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.474214][ T32] r7:dddced80 r6:83018000 r5:85211f8c r4:84bcbc00 [ 1332.474243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.474324][ T32] r10:61c88647 r9:8524bc00 r8:84bcbc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.474354][ T32] r4:84bcbc00 [ 1332.474377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.474456][ T32] r10:00000000 r9:84bcbc00 r8:80287e08 r7:eaba5e60 r6:8506b880 r5:8524bc00 [ 1332.474485][ T32] r4:00000001 [ 1332.474506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.474549][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1332.474584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.474618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.474671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.474709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.474733][ T32] r4:85061d40 [ 1332.475131][ T32] INFO: task kworker/0:217:4256 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.475182][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.475247][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.475294][ T32] Call trace: [ 1332.475357][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.475422][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.475474][ T32] r4:00000000 [ 1332.475510][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.475560][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.475592][ T32] 9d20: a0241000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.475625][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.475654][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.475681][ T32] r5:800f0013 r4:80239bb0 [ 1332.475704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.475752][ T32] r4:82ac21e4 [ 1332.475774][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.475825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 6 printk messages dropped ** [ 1332.476181][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.476701][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.476967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.477317][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.477821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 ** 4 printk messages dropped ** [ 1332.478142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123780 [ 1332.478170][ T32] r4:00000000 [ 1332.478212][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.478274][ T32] r9:83018205 r8:8524b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.478298][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.478346][ T32] r5:00001000 r4:eab35000 [ 1332.478391][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.478440][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.478510][ T32] r5:851f5f8c r4:851f5c00 [ 1332.478536][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.478617][ T32] r7:ddde2d80 r6:83018200 r5:851f5f8c r4:8506b900 [ 1332.478654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.478712][ T32] r10:61c88647 r9:8524b000 r8:8506b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.478810][ T32] r4:8506b900 [ 1332.478837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.478892][ T32] r10:00000000 r9:8506b900 r8:80287e08 r7:eac99e60 r6:8506b980 r5:8524b000 [ 1332.478918][ T32] r4:00000001 [ 1332.478939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.478980][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 1332.479012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.479043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.479072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.479131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.479172][ T32] r4:85123280 [ 1332.489742][ T32] INFO: task kworker/1:351:4257 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.489831][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.489906][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.489966][ T32] Call trace: [ 1332.490021][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.490091][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.490119][ T32] r4:00000000 [ 1332.490141][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.490197][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.490233][ T32] 9d20: a0241000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1332.490396][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.490603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1332.491038][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1332.491278][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.491364][ T32] r4:00000001 [ 1332.491394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.491439][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.491495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.491536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.491568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.491602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.491626][ T32] r4:84bc6c00 [ 1332.491650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.491681][ T32] INFO: task kworker/0:218:4259 blocked for more than 458 seconds. [ 1332.491717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.491744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.491781][ T32] task:kworker/0:218 state:D stack:0 pid:4259 tgid:4259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.491838][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.491885][ T32] Call trace: [ 1332.491971][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.492030][ T32] r10:8291a684 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:8524c800 [ 1332.492058][ T32] r4:8524c800 [ 1332.492085][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.492136][ T32] r5:8524c800 r4:8291a680 [ 1332.492179][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.492242][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.492324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1332.492354][ T32] r4:00000000 [ 1332.492375][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.492417][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.492456][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.492504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514a500 [ 1332.492552][ T32] r4:00000000 [ 1332.492579][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.492633][ T32] r9:83018005 r8:8524c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1332.492683][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.492735][ T32] r5:00001000 r4:dfbe3000 [ 1332.492758][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.492803][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.492864][ T32] r5:8521178c r4:85211400 [ 1332.492940][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.493039][ T32] r7:dddced80 r6:83018000 r5:8521178c r4:84bcbc80 [ 1332.493067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.493123][ T32] r10:61c88647 r9:8524c800 r8:84bcbcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.493149][ T32] r4:84bcbc80 [ 1332.493182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.493241][ T32] r10:00000000 r9:84bcbc80 r8:80287e08 r7:eaca5e60 r6:8506ba00 r5:8524c800 [ 1332.493266][ T32] r4:00000001 [ 1332.493287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.493328][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1332.493358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.493416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.493482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.493523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.493563][ T32] r4:85061f00 [ 1332.493884][ T32] INFO: task kworker/0:218:4259 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 5 printk messages dropped ** [ 1332.494252][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.494483][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.494789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 11 printk messages dropped ** [ 1332.495307][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.495758][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1332.496101][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 1332.496609][ T32] r5:8524d400 r4:8291a680 ** 3 printk messages dropped ** [ 1332.496819][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.497016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851239c0 ** 7 printk messages dropped ** [ 1332.497424][ T32] r5:851f678c r4:851f6400 ** 2 printk messages dropped ** [ 1332.497600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.498128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.498158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.498195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.498245][ T32] r4:85123680 [ 1332.498484][ T32] INFO: task kworker/1:352:4261 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.498568][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.498664][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.498717][ T32] Call trace: [ 1332.498751][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.498808][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.498833][ T32] r4:00000000 [ 1332.498870][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.498920][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.498952][ T32] 9d20: a0241000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.499031][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.499065][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.499093][ T32] r5:800f0013 r4:80239bb0 [ 1332.499115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.499161][ T32] r4:82ac21e4 [ 1332.499188][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.499240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.499266][ T32] r4:e0009dc0 [ 1332.499340][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.529922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.529973][ T32] r4:00000000 [ 1332.529998][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.530092][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.530122][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.530184][ T32] r5:00001000 r4:ecbd5000 [ 1332.530208][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.530255][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.530329][ T32] r5:85adb38c r4:85adb000 ** 1 printk messages dropped ** [ 1332.530419][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1332.530742][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1332.530928][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.531317][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.531731][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.532089][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.532394][ T32] r5:851f6b8c r4:851f6800 [ 1332.532416][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.532544][ T32] r10:61c88647 r9:8524e000 r8:8506bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.532857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.533664][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 10 printk messages dropped ** [ 1332.534125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1332.534575][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1332.534825][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1332.535158][ T32] r4:84bc6c00 ** 8 printk messages dropped ** [ 1332.535645][ T32] r10:8291a684 r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:8524ec00 ** 9 printk messages dropped ** [ 1332.536109][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.536658][ T32] r5:851f6f8c r4:851f6c00 ** 2 printk messages dropped ** [ 1332.536755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.537054][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.537594][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.537902][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.537935][ T32] 9d20: a07bf000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.537978][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.538035][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.538080][ T32] r5:800f0013 r4:80239bb0 [ 1332.538118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.538169][ T32] r4:82ac21e4 [ 1332.538198][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.538248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.538297][ T32] r4:e0009dc0 [ 1332.538324][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.538374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.538418][ T32] r4:00000000 [ 1332.538468][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.538527][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.538579][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.538632][ T32] r5:00001000 r4:ecbd5000 [ 1332.538655][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.538698][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.538745][ T32] r5:85adb38c r4:85adb000 [ 1332.538768][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.538846][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.538898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.538994][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.539097][ T32] r4:84bd5200 [ 1332.539129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.539191][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.539219][ T32] r4:00000001 [ 1332.539241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.539283][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.539380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.569760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.569821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.569868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.569899][ T32] r4:84bc6c00 [ 1332.569946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.570014][ T32] INFO: task kworker/1:355:4268 blocked for more than 459 seconds. [ 1332.570061][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.570093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.570127][ T32] task:kworker/1:355 state:D stack:0 pid:4268 tgid:4268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.570209][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.570279][ T32] Call trace: [ 1332.570320][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.570395][ T32] r10:8291a684 r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:85248000 [ 1332.570423][ T32] r4:85248000 [ 1332.570447][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.570502][ T32] r5:85248000 r4:8291a680 [ 1332.570526][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.570574][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.570637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1332.570667][ T32] r4:00000000 [ 1332.570717][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.570824][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.570876][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.570936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123e40 [ 1332.570966][ T32] r4:00000000 [ 1332.571087][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.571154][ T32] r9:83018205 r8:85248000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1332.571210][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.571269][ T32] r5:00001000 r4:eacc3000 [ 1332.571294][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.571360][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.571420][ T32] r5:851f738c r4:851f7000 [ 1332.571447][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.571504][ T32] r7:ddde2d80 r6:83018200 r5:851f738c r4:8506bd80 [ 1332.571527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.571580][ T32] r10:61c88647 r9:85248000 r8:8506bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.571605][ T32] r4:8506bd80 [ 1332.571627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.571703][ T32] r10:00000000 r9:8506bd80 r8:80287e08 r7:eacade60 r6:8506be00 r5:85248000 [ 1332.571733][ T32] r4:00000001 [ 1332.571770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.571818][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1332.571875][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.571942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.571999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.572641][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.572968][ T32] 9d20: a0fbb000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1332.573391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1332.573817][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1332.574253][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1332.574542][ T32] INFO: task kworker/1:356:4269 blocked for more than 459 seconds. ** 6 printk messages dropped ** [ 1332.574905][ T32] r10:8291a684 r9:eacc1d84 r8:00000002 r7:60000113 r6:eacc1d8c r5:85248c00 ** 8 printk messages dropped ** [ 1332.575252][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.575845][ T32] r5:851f7b8c r4:851f7800 [ 1332.575867][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.576157][ T32] r10:00000000 r9:8506be80 r8:80287e08 r7:eacb5e60 r6:8506bf00 r5:85248c00 ** 6 printk messages dropped ** [ 1332.576433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.577167][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.577393][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1332.577519][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.577569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.577593][ T32] r4:e0009dc0 [ 1332.577615][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.577690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.577721][ T32] r4:00000000 [ 1332.577778][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.577835][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.577884][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.577945][ T32] r5:00001000 r4:ecbd5000 [ 1332.577969][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.578014][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.578111][ T32] r5:85adb38c r4:85adb000 [ 1332.578206][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.578266][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.578290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.578370][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.578401][ T32] r4:84bd5200 [ 1332.578479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.578563][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.578608][ T32] r4:00000001 [ 1332.578634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.578677][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.578706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.578739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.578769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.578802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.578827][ T32] r4:84bc6c00 [ 1332.578873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.578908][ T32] INFO: task kworker/1:357:4271 blocked for more than 459 seconds. [ 1332.578968][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.578999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.579026][ T32] task:kworker/1:357 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.579117][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.579187][ T32] Call trace: [ 1332.602292][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.602459][ T32] r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:851a6c00 [ 1332.602511][ T32] r4:851a6c00 [ 1332.602541][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.602595][ T32] r5:851a6c00 r4:8291a680 [ 1332.602618][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.602687][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.602744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1332.602832][ T32] r4:00000000 [ 1332.602883][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.602953][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.603010][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1332.603126][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.603465][ T32] r5:851f778c r4:851f7400 [ 1332.603511][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.603694][ T32] r10:61c88647 r9:851a6c00 r8:8506bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.604073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.604958][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1332.605347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 12 printk messages dropped ** [ 1332.606078][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1332.606401][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1332.606701][ T32] INFO: task kworker/1:358:4273 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.607145][ T32] r4:85193c00 ** 4 printk messages dropped ** [ 1332.607427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 ** 9 printk messages dropped ** [ 1332.607897][ T32] r5:00001000 r4:eace7000 ** 2 printk messages dropped ** [ 1332.608012][ T32] r5:851f7f8c r4:851f7c00 ** 1 printk messages dropped ** [ 1332.608083][ T32] r7:ddde2d80 r6:83018200 r5:851f7f8c r4:85125080 ** 4 printk messages dropped ** [ 1332.608312][ T32] r10:00000000 r9:85125080 r8:80287e08 r7:eacc1e60 r6:85125100 r5:85193c00 ** 9 printk messages dropped ** [ 1332.608886][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.622810][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.622921][ T32] r5:800f0013 r4:80239bb0 [ 1332.623050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.623144][ T32] r4:82ac21e4 [ 1332.623179][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.623241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.623307][ T32] r4:e0009dc0 [ 1332.623389][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.623446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.623473][ T32] r4:00000000 [ 1332.623495][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.623549][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.623600][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.623702][ T32] r5:00001000 r4:ecbd5000 [ 1332.623730][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.623777][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.623827][ T32] r5:85adb38c r4:85adb000 [ 1332.623854][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.623911][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.623939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.623996][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.624024][ T32] r4:84bd5200 [ 1332.624228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.624296][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.624323][ T32] r4:00000001 [ 1332.624345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.624388][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.624418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.624450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.624480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.624514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.624538][ T32] r4:84bc6c00 [ 1332.624625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.624664][ T32] INFO: task kworker/1:359:4275 blocked for more than 459 seconds. [ 1332.624703][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.624732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.624895][ T32] task:kworker/1:359 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.624970][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.625018][ T32] Call trace: [ 1332.625078][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.625177][ T32] r10:8291a684 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:85250000 [ 1332.625221][ T32] r4:85250000 [ 1332.625245][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.625317][ T32] r5:85250000 r4:8291a680 [ 1332.625344][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.625393][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.625444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1332.625497][ T32] r4:00000000 [ 1332.625562][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.625607][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.625646][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.625695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f300 [ 1332.625744][ T32] r4:00000000 [ 1332.625771][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.625846][ T32] r9:83018205 r8:85250000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1332.625875][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.625924][ T32] r5:00001000 r4:eacf3000 [ 1332.625946][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.625990][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.626062][ T32] r5:8520038c r4:85200000 [ 1332.626095][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.626154][ T32] r7:ddde2d80 r6:83018200 r5:8520038c r4:85125180 [ 1332.626204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.626281][ T32] r10:61c88647 r9:85250000 r8:851251ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.626311][ T32] r4:85125180 [ 1332.626332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.626384][ T32] r10:00000000 r9:85125180 r8:80287e08 r7:eacd9e60 r6:85125200 r5:85250000 [ 1332.626411][ T32] r4:00000001 [ 1332.626431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.626471][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1332.626501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.626533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.626589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.626653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.626688][ T32] r4:8513f080 [ 1332.627060][ T32] INFO: task kworker/1:359:4275 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.627119][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.627189][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.627317][ T32] Call trace: [ 1332.627593][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.627658][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.627685][ T32] r4:00000000 [ 1332.627708][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.627754][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.627800][ T32] 9d20: a13ea000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 5 printk messages dropped ** [ 1332.628029][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1332.628213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.628274][ T32] r4:00000000 [ 1332.628301][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.628386][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.628441][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.628496][ T32] r5:00001000 r4:ecbd5000 [ 1332.628518][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.628563][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.628686][ T32] r5:85adb38c r4:85adb000 [ 1332.628720][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.628826][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.628856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.628913][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.628939][ T32] r4:84bd5200 [ 1332.628960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.629059][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.629096][ T32] r4:00000001 [ 1332.629120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.629176][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.629216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.629251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.629281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.648337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.648431][ T32] r4:84bc6c00 [ 1332.648527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.648870][ T32] INFO: task kworker/1:360:4277 blocked for more than 459 seconds. [ 1332.648916][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.648961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.649172][ T32] task:kworker/1:360 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.650296][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.650377][ T32] Call trace: [ 1332.650418][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.650492][ T32] r10:8291a684 r9:eacf1d84 r8:00000002 r7:60000113 r6:eacf1d8c r5:85250c00 [ 1332.650521][ T32] r4:85250c00 [ 1332.650544][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.650600][ T32] r5:85250c00 r4:8291a680 [ 1332.650625][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.650673][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.650729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 [ 1332.650756][ T32] r4:00000000 [ 1332.650780][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.650823][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.650869][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1332.651177][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.651319][ T32] r5:8520078c r4:85200400 ** 3 printk messages dropped ** [ 1332.651536][ T32] r10:61c88647 r9:85250c00 r8:851252ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.651943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.652975][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 6 printk messages dropped ** [ 1332.653323][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1332.654526][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.655472][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1332.656369][ T32] INFO: task kworker/1:361:4279 blocked for more than 459 seconds. ** 10 printk messages dropped ** [ 1332.657236][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1332.658320][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.659199][ T32] r10:61c88647 r9:85251800 r8:851253ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.696965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.698813][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.698948][ T32] 9d20: a21a0000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1332.708154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1332.708834][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.708993][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.709018][ T32] r4:00000001 [ 1332.709038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.709105][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.709300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.709853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.709894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.709930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.709956][ T32] r4:84bc6c00 [ 1332.709981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.710026][ T32] INFO: task kworker/1:362:4281 blocked for more than 459 seconds. [ 1332.710065][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.710093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.710120][ T32] task:kworker/1:362 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.710200][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.710302][ T32] Call trace: [ 1332.710337][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.710400][ T32] r10:8291a684 r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:85252400 [ 1332.710425][ T32] r4:85252400 [ 1332.710492][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.710548][ T32] r5:85252400 r4:8291a680 [ 1332.710596][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.710646][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.710698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1332.710860][ T32] r4:00000000 [ 1332.710887][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.710928][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.710970][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.711019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f780 [ 1332.711044][ T32] r4:00000000 [ 1332.711065][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.711118][ T32] r9:83018205 r8:85252400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1332.711217][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.711273][ T32] r5:00001000 r4:ead17000 [ 1332.711296][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.711362][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.711414][ T32] r5:85200f8c r4:85200c00 [ 1332.711436][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.711508][ T32] r7:ddde2d80 r6:83018200 r5:85200f8c r4:85125480 [ 1332.711535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.711590][ T32] r10:61c88647 r9:85252400 r8:851254ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.711853][ T32] r4:85125480 [ 1332.711906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.712094][ T32] r10:00000000 r9:85125480 r8:80287e08 r7:eacfde60 r6:85125500 r5:85252400 [ 1332.712125][ T32] r4:00000001 [ 1332.712148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.712204][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1332.712235][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.712267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.712343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.712381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.712592][ T32] r4:8513f440 [ 1332.712986][ T32] INFO: task kworker/1:362:4281 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.713091][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.713398][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.713612][ T32] Call trace: [ 1332.713650][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.713709][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.713735][ T32] r4:00000000 [ 1332.713756][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.713801][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.713897][ T32] 9d20: a21a0000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.713935][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.713963][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.713990][ T32] r5:800f0013 r4:80239bb0 [ 1332.714012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1332.714186][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1332.714541][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1332.715036][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.715386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.715666][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.716217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 ** 7 printk messages dropped ** [ 1332.716605][ T32] r9:83018205 r8:85253000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 7 printk messages dropped ** [ 1332.716935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.717283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.718015][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.718409][ T32] 9d20: a21a0000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1332.718802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1332.740995][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1332.741253][ T32] r4:00000001 [ 1332.741285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.741355][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.741393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.741427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.741457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.741490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.741515][ T32] r4:84bc6c00 [ 1332.741589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.741629][ T32] INFO: task kworker/1:364:4285 blocked for more than 459 seconds. [ 1332.741680][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.741708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.741751][ T32] task:kworker/1:364 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.741817][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.741866][ T32] Call trace: [ 1332.741901][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.742023][ T32] r10:8291a684 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:85253c00 [ 1332.742086][ T32] r4:85253c00 [ 1332.742112][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.742197][ T32] r5:85253c00 r4:8291a680 [ 1332.742226][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.742323][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.742402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1332.742498][ T32] r4:00000000 [ 1332.742556][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.742609][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.742746][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.742801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f900 [ 1332.742852][ T32] r4:00000000 [ 1332.742879][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.742936][ T32] r9:83018205 r8:85253c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1332.742985][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.743089][ T32] r5:00001000 r4:ead23000 [ 1332.743142][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.743203][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.743259][ T32] r5:8520138c r4:85201000 [ 1332.743283][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.743390][ T32] r7:ddde2d80 r6:83018200 r5:8520138c r4:85125680 [ 1332.743451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.743512][ T32] r10:61c88647 r9:85253c00 r8:851256ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.743537][ T32] r4:85125680 [ 1332.743558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.743609][ T32] r10:00000000 r9:85125680 r8:80287e08 r7:ead15e60 r6:85125700 r5:85253c00 [ 1332.743634][ T32] r4:00000001 [ 1332.743679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.743735][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1332.743768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.743826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.743868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.744401][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.745176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1332.745649][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1332.746011][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1332.746391][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.746641][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.747267][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.747580][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.747956][ T32] r5:8520178c r4:85201400 [ 1332.747997][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1332.748379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.748949][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.749255][ T32] 9d20: a269d000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 5 printk messages dropped ** [ 1332.780027][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.780089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1332.780141][ T32] r4:e0009dc0 [ 1332.780169][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.780260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.780291][ T32] r4:00000000 [ 1332.780316][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.780381][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.780420][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.780488][ T32] r5:00001000 r4:ecbd5000 [ 1332.780513][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.780577][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.780640][ T32] r5:85adb38c r4:85adb000 [ 1332.780692][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.780759][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.780811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.780878][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.780907][ T32] r4:84bd5200 [ 1332.780932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.780993][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.781022][ T32] r4:00000001 [ 1332.781046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.781111][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.781196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.781292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.781356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.781425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.781472][ T32] r4:84bc6c00 [ 1332.781504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.781542][ T32] INFO: task kworker/1:366:4288 blocked for more than 459 seconds. [ 1332.781625][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.781679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.781734][ T32] task:kworker/1:366 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.781856][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.781917][ T32] Call trace: [ 1332.781956][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.782017][ T32] r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:85255400 [ 1332.782061][ T32] r4:85255400 [ 1332.782088][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.782182][ T32] r5:85255400 r4:8291a680 [ 1332.782249][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.782317][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.782399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1332.782465][ T32] r4:00000000 [ 1332.782519][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.782602][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.782656][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.782753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fc80 [ 1332.782789][ T32] r4:00000000 [ 1332.782811][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.782864][ T32] r9:83018205 r8:85255400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1332.782888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.783070][ T32] r5:85201b8c r4:85201800 [ 1332.783122][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.783534][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.783796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.784754][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1332.785095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 12 printk messages dropped ** [ 1332.785707][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1332.785937][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.786244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.786766][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000013 r6:ead45d8c r5:85258c00 ** 8 printk messages dropped ** [ 1332.787307][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.787839][ T32] r5:85201f8c r4:85201c00 [ 1332.787861][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.788228][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.788562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.810192][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1332.811159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 9 printk messages dropped ** [ 1332.812003][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.812735][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1332.813603][ T32] INFO: task kworker/0:219:4294 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1332.813995][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.814220][ T32] Call trace: [ 1332.814283][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.814460][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000113 r6:ead3dd8c r5:851b8000 [ 1332.814511][ T32] r4:851b8000 [ 1332.814547][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.814672][ T32] r5:851b8000 r4:8291a680 [ 1332.814714][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.814830][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.814958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1332.815018][ T32] r4:00000000 [ 1332.815070][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.815155][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.815260][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.815402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528bb80 [ 1332.815497][ T32] r4:00000000 [ 1332.815554][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.815664][ T32] r9:83018005 r8:851b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1332.815718][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.815820][ T32] r5:00001000 r4:eabff000 [ 1332.815866][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.815951][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.816089][ T32] r5:85211b8c r4:85211800 [ 1332.816138][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.816245][ T32] r7:dddced80 r6:83018000 r5:85211b8c r4:84bcbd80 [ 1332.816586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.816726][ T32] r10:61c88647 r9:851b8000 r8:84bcbdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.816790][ T32] r4:84bcbd80 [ 1332.816842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.816959][ T32] r10:00000000 r9:84bcbd80 r8:80287e08 r7:eaca5e60 r6:84bcbe00 r5:851b8000 [ 1332.817013][ T32] r4:00000001 [ 1332.817066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.817366][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1332.817516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.817588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.817829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.817940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.817994][ T32] r4:8514a480 [ 1332.818740][ T32] INFO: task kworker/0:219:4294 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.818929][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.819130][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.819247][ T32] Call trace: [ 1332.857097][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.857278][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.857325][ T32] r4:00000000 [ 1332.857362][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.857443][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.857522][ T32] 9d20: a3210000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.857583][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.857699][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.857751][ T32] r5:800f0013 r4:80239bb0 [ 1332.857789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.857869][ T32] r4:82ac21e4 [ 1332.858052][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.858142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 6 printk messages dropped ** [ 1332.859036][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.874631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.875394][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1332.876033][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.876892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 ** 8 printk messages dropped ** [ 1332.877581][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.877840][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.878519][ T32] r10:00000000 r9:85125a00 r8:80287e08 r7:ead15e60 r6:84bcbe80 r5:851b9800 ** 8 printk messages dropped ** [ 1332.900958][ T32] INFO: task kworker/1:368:4296 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 8 printk messages dropped ** [ 1332.902288][ T32] 9d20: a376b000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1332.903395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1332.903715][ T32] r4:00000000 [ 1332.904159][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.904362][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1332.904525][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.904711][ T32] r5:00001000 r4:ecbd5000 [ 1332.904761][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.904969][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.905152][ T32] r5:85adb38c r4:85adb000 [ 1332.905216][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.905395][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.905453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.905576][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.905635][ T32] r4:84bd5200 [ 1332.905705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.905822][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.905883][ T32] r4:00000001 [ 1332.905935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.906043][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.906120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.906203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.906302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.906383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.906436][ T32] r4:84bc6c00 [ 1332.906489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.906563][ T32] INFO: task kworker/1:369:4298 blocked for more than 459 seconds. [ 1332.906654][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.906727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.906795][ T32] task:kworker/1:369 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.906956][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.907056][ T32] Call trace: [ 1332.907181][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.907474][ T32] r10:8291a684 r9:ead55d84 r8:00000002 r7:60000013 r6:ead55d8c r5:851bbc00 [ 1332.907598][ T32] r4:851bbc00 [ 1332.907652][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.907756][ T32] r5:851bbc00 r4:8291a680 [ 1332.907806][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.907901][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.908054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 1332.908131][ T32] r4:00000000 [ 1332.908216][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.908311][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.908388][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.908492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148280 [ 1332.908551][ T32] r4:00000000 [ 1332.908603][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.908715][ T32] r9:83018205 r8:851bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1332.908783][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.909075][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.909189][ T32] r5:8520278c r4:85202400 ** 2 printk messages dropped ** [ 1332.926145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.926873][ T32] Exception stack(0xead55fb0 to 0xead55ff8) ** 6 printk messages dropped ** [ 1332.928196][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.948601][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1332.948896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1332.949791][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1332.950059][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1332.950469][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1332.950924][ T32] r4:851ba400 ** 5 printk messages dropped ** [ 1332.951174][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.951452][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.951805][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.952028][ T32] r10:61c88647 r9:851ba400 r8:85125b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.952416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.953458][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1332.953721][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.953988][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.954333][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.954565][ T32] r4:84bd5200 [ 1332.954610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.954669][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.954695][ T32] r4:00000001 [ 1332.954765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.954810][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.954841][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.954896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.954931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.954965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.954990][ T32] r4:84bc6c00 [ 1332.955013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.955044][ T32] INFO: task kworker/1:371:4301 blocked for more than 459 seconds. [ 1332.955077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.955104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.955185][ T32] task:kworker/1:371 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.955244][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.955317][ T32] Call trace: [ 1332.955468][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.955538][ T32] r10:8291a684 r9:ead41d84 r8:00000002 r7:60000013 r6:ead41d8c r5:85259800 [ 1332.955564][ T32] r4:85259800 [ 1332.955586][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.955635][ T32] r5:85259800 r4:8291a680 [ 1332.955681][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.955732][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.955783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 [ 1332.955808][ T32] r4:00000000 [ 1332.955831][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1332.955871][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.955911][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1332.955959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148580 [ 1332.956008][ T32] r4:00000000 [ 1332.956041][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.956132][ T32] r9:83018205 r8:85259800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1332.956162][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.956218][ T32] r5:00001000 r4:e001d000 [ 1332.956240][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1332.956311][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.956365][ T32] r5:85202f8c r4:85202c00 [ 1332.956387][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.956439][ T32] r7:ddde2d80 r6:83018200 r5:85202f8c r4:85125b80 [ 1332.956527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.956597][ T32] r10:61c88647 r9:85259800 r8:85125bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.956624][ T32] r4:85125b80 [ 1332.956669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.956727][ T32] r10:00000000 r9:85125b80 r8:80287e08 r7:ead4de60 r6:85125c00 r5:85259800 [ 1332.956753][ T32] r4:00000001 [ 1332.956799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.956845][ T32] Exception stack(0xead41fb0 to 0xead41ff8) [ 1332.956876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.956908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.956940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.956974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.957022][ T32] r4:851482c0 [ 1332.957306][ T32] INFO: task kworker/1:371:4301 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1332.957351][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.957439][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.957551][ T32] Call trace: [ 1332.957661][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.957723][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1332.957750][ T32] r4:00000000 [ 1332.957800][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.957875][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1332.957916][ T32] 9d20: a3a27000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1332.957965][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1332.958001][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.958031][ T32] r5:800f0013 r4:80239bb0 [ 1332.958056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1332.958597][ T32] r5:00001000 r4:ecbd5000 ** 1 printk messages dropped ** [ 1332.958701][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.958755][ T32] r5:85adb38c r4:85adb000 [ 1332.958804][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.958889][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1332.958918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.958974][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.959001][ T32] r4:84bd5200 [ 1332.959050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.959144][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1332.959174][ T32] r4:00000001 [ 1332.959202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.959245][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1332.959277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.982805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.982882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.982930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.982961][ T32] r4:84bc6c00 [ 1332.982990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.983036][ T32] INFO: task kworker/1:372:4304 blocked for more than 459 seconds. [ 1332.983077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1332.983104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.983132][ T32] task:kworker/1:372 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.983229][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.983298][ T32] Call trace: [ 1332.983355][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1332.983423][ T32] r10:8291a684 r9:ead5dd84 r8:00000002 r7:60000013 r6:ead5dd8c r5:8525a400 [ 1332.983450][ T32] r4:8525a400 [ 1332.983473][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1332.983523][ T32] r5:8525a400 r4:8291a680 [ 1332.983547][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.983591][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.983862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148840 ** 6 printk messages dropped ** [ 1332.984201][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.984332][ T32] r7:ddde2d80 r6:83018200 r5:8520378c r4:85125c80 ** 4 printk messages dropped ** [ 1332.984610][ T32] r10:00000000 r9:85125c80 r8:80287e08 r7:ead4de60 r6:85125d00 r5:8525a400 ** 8 printk messages dropped ** [ 1332.985421][ T32] INFO: task kworker/1:372:4304 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 8 printk messages dropped ** [ 1332.986014][ T32] 9d20: a3d3a000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1332.986358][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1332.986773][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.987303][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1332.987499][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1332.987793][ T32] INFO: task kworker/1:373:4306 blocked for more than 459 seconds. ** 5 printk messages dropped ** [ 1332.988062][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1332.988474][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.988655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148800 ** 6 printk messages dropped ** [ 1332.988908][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.008110][ T32] r10:00000000 r9:85125d80 r8:80287e08 r7:ead5de60 r6:85125e00 r5:8525b000 ** 8 printk messages dropped ** [ 1333.008945][ T32] INFO: task kworker/1:373:4306 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 8 printk messages dropped ** [ 1333.014009][ T32] 9d20: a4097000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1333.014490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1333.015133][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1333.015572][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1333.015809][ T32] INFO: task kworker/1:374:4307 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.016000][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.016094][ T32] Call trace: [ 1333.016183][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.016246][ T32] r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000013 r6:eabe9d8c r5:8525bc00 [ 1333.016272][ T32] r4:8525bc00 [ 1333.016319][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.016381][ T32] r5:8525bc00 r4:8291a680 [ 1333.016407][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.016451][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.016501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1333.016590][ T32] r4:00000000 [ 1333.016624][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.016671][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.016762][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.016841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148880 [ 1333.016870][ T32] r4:00000000 [ 1333.016916][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.016973][ T32] r9:83018205 r8:8525bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1333.016998][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.017075][ T32] r5:00001000 r4:e026f000 [ 1333.017100][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.017147][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.017201][ T32] r5:85203b8c r4:85203800 [ 1333.017273][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.017332][ T32] r7:ddde2d80 r6:83018200 r5:85203b8c r4:85125e80 [ 1333.017393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.017458][ T32] r10:61c88647 r9:8525bc00 r8:85125eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.017523][ T32] r4:85125e80 [ 1333.017580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.017637][ T32] r10:00000000 r9:85125e80 r8:80287e08 r7:ead61e60 r6:85125f00 r5:8525bc00 [ 1333.017664][ T32] r4:00000001 [ 1333.017686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.017782][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1333.017817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.017850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.017880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.017950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.017997][ T32] r4:85148600 [ 1333.018374][ T32] INFO: task kworker/1:374:4307 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.018439][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.018583][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.018657][ T32] Call trace: [ 1333.018719][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.018783][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.018836][ T32] r4:00000000 [ 1333.018887][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.018961][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.019019][ T32] 9d20: a4097000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.019057][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.019112][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.019145][ T32] r5:800f0013 r4:80239bb0 [ 1333.019167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.019222][ T32] r4:82ac21e4 [ 1333.019294][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.036875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.036917][ T32] r4:e0009dc0 [ 1333.037035][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.037107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.037182][ T32] r4:00000000 [ 1333.037241][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.037327][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.037362][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.037454][ T32] r5:00001000 r4:ecbd5000 [ 1333.037492][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.037542][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.037602][ T32] r5:85adb38c r4:85adb000 [ 1333.037626][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.037735][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 1 printk messages dropped ** [ 1333.037845][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.038270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.038714][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.045617][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1333.046031][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.046270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.046860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.047866][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 2 printk messages dropped ** [ 1333.048009][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.048041][ T32] 9d20: a4555000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.048074][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.048121][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.048157][ T32] r5:800f0013 r4:80239bb0 [ 1333.048186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.048259][ T32] r4:82ac21e4 [ 1333.048312][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.048369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.048394][ T32] r4:e0009dc0 [ 1333.048416][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.048528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.048560][ T32] r4:00000000 [ 1333.048582][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.048660][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.048689][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.048741][ T32] r5:00001000 r4:ecbd5000 [ 1333.048787][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.048886][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.048967][ T32] r5:85adb38c r4:85adb000 [ 1333.048999][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.049086][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.049143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.049226][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.061376][ T32] r4:84bd5200 [ 1333.061450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.061533][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.061587][ T32] r4:00000001 [ 1333.061651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.061702][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.061762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.061805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.061835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.061868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.061917][ T32] r4:84bc6c00 [ 1333.061947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.061982][ T32] INFO: task kworker/1:376:4312 blocked for more than 459 seconds. [ 1333.062042][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.062075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.062104][ T32] task:kworker/1:376 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.062608][ T32] r5:851bd400 r4:8291a680 ** 5 printk messages dropped ** [ 1333.062878][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.063348][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.063601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.064049][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.064767][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.065104][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1333.065462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1333.066027][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 6 printk messages dropped ** [ 1333.066327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.066708][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 1333.067302][ T32] r5:851bb000 r4:8291a680 ** 2 printk messages dropped ** [ 1333.067515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 ** 9 printk messages dropped ** [ 1333.068059][ T32] r5:00001000 r4:e07cd000 ** 1 printk messages dropped ** [ 1333.068131][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.068518][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.068712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.092115][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.092456][ T32] 9d20: a4b64000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 10 printk messages dropped ** [ 1333.093022][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.093139][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.093180][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.093237][ T32] r5:00001000 r4:ecbd5000 [ 1333.093261][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.093307][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.093380][ T32] r5:85adb38c r4:85adb000 [ 1333.093460][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.093570][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.093622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.093684][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.093807][ T32] r4:84bd5200 [ 1333.093859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.093918][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.093967][ T32] r4:00000001 [ 1333.094040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.094088][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.094142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.094182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.094238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.094276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.094303][ T32] r4:84bc6c00 [ 1333.094328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.094420][ T32] INFO: task kworker/1:378:4316 blocked for more than 459 seconds. [ 1333.094462][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.094513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.094546][ T32] task:kworker/1:378 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.094670][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.094868][ T32] Call trace: [ 1333.094906][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.094963][ T32] r10:8291a684 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:851bec00 [ 1333.094989][ T32] r4:851bec00 [ 1333.095069][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.095148][ T32] r5:851bec00 r4:8291a680 [ 1333.095174][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.095225][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.095276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1333.095301][ T32] r4:00000000 [ 1333.095336][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.095381][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.095496][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.095551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281300 [ 1333.095577][ T32] r4:00000000 [ 1333.095648][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.095705][ T32] r9:83018205 r8:851bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1333.095729][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.095853][ T32] r5:00001000 r4:e0915000 [ 1333.095891][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.095941][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.096015][ T32] r5:8520978c r4:85209400 [ 1333.096078][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.096138][ T32] r7:ddde2d80 r6:83018200 r5:8520978c r4:85157200 [ 1333.096161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.096228][ T32] r10:61c88647 r9:851bec00 r8:8515722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.096303][ T32] r4:85157200 [ 1333.096355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.096546][ T32] r10:00000000 r9:85157200 r8:80287e08 r7:ead7de60 r6:85280100 r5:851bec00 [ 1333.096582][ T32] r4:00000001 [ 1333.096604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.096645][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 1333.096720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.096757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.096814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.096854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.096878][ T32] r4:85148e40 [ 1333.097231][ T32] INFO: task kworker/1:378:4316 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.097317][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.097416][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.097465][ T32] Call trace: [ 1333.097497][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.097555][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.097580][ T32] r4:00000000 [ 1333.097611][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.097661][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.097694][ T32] 9d20: a4b64000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.097750][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.097783][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.097810][ T32] r5:800f0013 r4:80239bb0 [ 1333.097832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.097881][ T32] r4:82ac21e4 [ 1333.097904][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1333.097979][ T32] r4:e0009dc0 ** 2 printk messages dropped ** [ 1333.098121][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.098389][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.098859][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1333.099065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1333.118228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1333.118541][ T32] task:kworker/1:379 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.118821][ T32] r4:851bc800 [ 1333.118844][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.118895][ T32] r5:851bc800 r4:8291a680 [ 1333.118918][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.118987][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.119078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 [ 1333.119110][ T32] r4:00000000 [ 1333.119132][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.119173][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.119344][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.122740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fd40 [ 1333.122780][ T32] r4:00000000 [ 1333.122806][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.122876][ T32] r9:83018205 r8:851bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1333.122902][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.123006][ T32] r5:00001000 r4:e0819000 [ 1333.123131][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.123189][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.123244][ T32] r5:85208f8c r4:85208c00 [ 1333.123267][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.123339][ T32] r7:ddde2d80 r6:83018200 r5:85208f8c r4:85157280 [ 1333.123380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.123442][ T32] r10:61c88647 r9:851bc800 r8:851572ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.123468][ T32] r4:85157280 [ 1333.123523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.123584][ T32] r10:00000000 r9:85157280 r8:80287e08 r7:ead85e60 r6:85280180 r5:851bc800 [ 1333.123836][ T32] r4:00000001 [ 1333.124150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.124216][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1333.124522][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.124662][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.124699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.124735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.124759][ T32] r4:85148e40 [ 1333.125145][ T32] INFO: task kworker/1:379:4317 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.125196][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.125304][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.125544][ T32] Call trace: [ 1333.125709][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.125775][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.125803][ T32] r4:00000000 [ 1333.125968][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.126022][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.126056][ T32] 9d20: a4eec000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.126172][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.126215][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.126272][ T32] r5:800f0013 r4:80239bb0 [ 1333.126329][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.126384][ T32] r4:82ac21e4 [ 1333.126408][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.126478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.126508][ T32] r4:e0009dc0 [ 1333.126531][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.126584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.126609][ T32] r4:00000000 [ 1333.126631][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.126687][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.126711][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.126768][ T32] r5:00001000 r4:ecbd5000 [ 1333.126864][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.126942][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.126999][ T32] r5:85adb38c r4:85adb000 [ 1333.127024][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.127134][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.127204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.127282][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.127352][ T32] r4:84bd5200 [ 1333.127394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.127462][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.127489][ T32] r4:00000001 [ 1333.127511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.127552][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.127582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.127615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.127670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.127709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.127734][ T32] r4:84bc6c00 [ 1333.127756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.127790][ T32] INFO: task kworker/1:380:4320 blocked for more than 459 seconds. [ 1333.127827][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.127854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.127879][ T32] task:kworker/1:380 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.127961][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.128082][ T32] Call trace: [ 1333.128143][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.128269][ T32] r10:8291a684 r9:ead91d84 r8:00000002 r7:60000113 r6:ead91d8c r5:851be000 [ 1333.128301][ T32] r4:851be000 [ 1333.128324][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.128377][ T32] r5:851be000 r4:8291a680 [ 1333.128484][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.128559][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.128680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [ 1333.128761][ T32] r4:00000000 [ 1333.128804][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.128850][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.128889][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.128986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281040 [ 1333.129017][ T32] r4:00000000 [ 1333.129040][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.129092][ T32] r9:83018205 r8:851be000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1333.129116][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.129164][ T32] r5:00001000 r4:e08dd000 [ 1333.129200][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.147914][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.148003][ T32] r5:8520938c r4:85209000 [ 1333.148029][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.148121][ T32] r7:ddde2d80 r6:83018200 r5:8520938c r4:85157300 [ 1333.148182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.148247][ T32] r10:61c88647 r9:851be000 r8:8515732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.148273][ T32] r4:85157300 [ 1333.148294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.148349][ T32] r10:00000000 r9:85157300 r8:80287e08 r7:ead85e60 r6:85280200 r5:851be000 [ 1333.148397][ T32] r4:00000001 [ 1333.148424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.148479][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1333.148544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.148605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.148640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.148676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.148707][ T32] r4:85281240 [ 1333.149143][ T32] INFO: task kworker/1:380:4320 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.149195][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.153703][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.153804][ T32] Call trace: [ 1333.153842][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.153907][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.153934][ T32] r4:00000000 [ 1333.153955][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.154023][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.154060][ T32] 9d20: a5258000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.154093][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.154140][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.154173][ T32] r5:800f0013 r4:80239bb0 [ 1333.154203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.154275][ T32] r4:82ac21e4 [ 1333.154305][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.154360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.154386][ T32] r4:e0009dc0 [ 1333.154447][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.154531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.154593][ T32] r4:00000000 [ 1333.154695][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.154762][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.154788][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.154863][ T32] r5:00001000 r4:ecbd5000 [ 1333.154896][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.154944][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.154993][ T32] r5:85adb38c r4:85adb000 [ 1333.155062][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.155130][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.155154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.155215][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.155240][ T32] r4:84bd5200 [ 1333.155261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.155315][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.155360][ T32] r4:00000001 [ 1333.155382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.155425][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.155456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.155488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.155517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.155575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.155604][ T32] r4:84bc6c00 [ 1333.155683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.155849][ T32] INFO: task kworker/1:381:4322 blocked for more than 459 seconds. [ 1333.155893][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.155934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.155967][ T32] task:kworker/1:381 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.156058][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.156103][ T32] Call trace: [ 1333.156184][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.156282][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000013 r6:ead95d8c r5:851b8c00 [ 1333.156315][ T32] r4:851b8c00 [ 1333.156364][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.156444][ T32] r5:851b8c00 r4:8291a680 [ 1333.156476][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.156570][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.156625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1333.156677][ T32] r4:00000000 [ 1333.156703][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.156746][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.156809][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.156863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852814c0 [ 1333.156888][ T32] r4:00000000 [ 1333.156910][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.157039][ T32] r9:83018205 r8:851b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1333.157134][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.157229][ T32] r5:00001000 r4:e092f000 [ 1333.157255][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.157301][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.157353][ T32] r5:85209b8c r4:85209800 [ 1333.157376][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.157428][ T32] r7:ddde2d80 r6:83018200 r5:85209b8c r4:85157380 [ 1333.157473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.157534][ T32] r10:61c88647 r9:851b8c00 r8:851573ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.157584][ T32] r4:85157380 [ 1333.157720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.157849][ T32] r10:00000000 r9:85157380 r8:80287e08 r7:ead85e60 r6:85280280 r5:851b8c00 [ 1333.157879][ T32] r4:00000001 [ 1333.157901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.157944][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1333.157998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.158036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.158068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.158126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.158181][ T32] r4:85281180 [ 1333.158533][ T32] INFO: task kworker/1:381:4322 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.158580][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.158675][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.158767][ T32] Call trace: [ 1333.158828][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.158918][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.158949][ T32] r4:00000000 [ 1333.158972][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.159019][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.159062][ T32] 9d20: a5258000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.159099][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.159128][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.159155][ T32] r5:800f0013 r4:80239bb0 [ 1333.159233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.175484][ T32] r4:82ac21e4 [ 1333.175548][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.175641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.175673][ T32] r4:e0009dc0 [ 1333.175724][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.175806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.175840][ T32] r4:00000000 [ 1333.175880][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.175964][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.175992][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.176045][ T32] r5:00001000 r4:ecbd5000 [ 1333.176067][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.176111][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.176159][ T32] r5:85adb38c r4:85adb000 [ 1333.176189][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.176246][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.176270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.176330][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.176357][ T32] r4:84bd5200 [ 1333.176378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.176453][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.176515][ T32] r4:00000001 [ 1333.176548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.176637][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.176676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.176733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.176767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.176802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.176827][ T32] r4:84bc6c00 [ 1333.176851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.176885][ T32] INFO: task kworker/1:382:4323 blocked for more than 459 seconds. [ 1333.176921][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.176947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.176998][ T32] task:kworker/1:382 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.177065][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.177137][ T32] Call trace: [ 1333.177179][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.177242][ T32] r10:8291a684 r9:ead99d84 r8:00000002 r7:60000113 r6:ead99d8c r5:84a4ec00 [ 1333.177296][ T32] r4:84a4ec00 [ 1333.177324][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.177456][ T32] r5:84a4ec00 r4:8291a680 [ 1333.177509][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.177561][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.177612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead99e08 [ 1333.177662][ T32] r4:00000000 [ 1333.177689][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.177734][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.177773][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.177871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852815c0 [ 1333.177902][ T32] r4:00000000 [ 1333.177926][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.177981][ T32] r9:83018205 r8:84a4ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1333.178005][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.178078][ T32] r5:00001000 r4:e0969000 [ 1333.178104][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.178164][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.178221][ T32] r5:85209f8c r4:85209c00 [ 1333.178246][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.178299][ T32] r7:ddde2d80 r6:83018200 r5:85209f8c r4:85157400 [ 1333.178321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.178423][ T32] r10:61c88647 r9:84a4ec00 r8:8515742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.178478][ T32] r4:85157400 [ 1333.178587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.178647][ T32] r10:00000000 r9:85157400 r8:80287e08 r7:ead95e60 r6:85280300 r5:84a4ec00 [ 1333.178672][ T32] r4:00000001 [ 1333.178694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.178759][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 1333.178805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.178841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.178871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.178905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.178929][ T32] r4:852812c0 [ 1333.192081][ T32] INFO: task kworker/1:382:4323 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.192173][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.192471][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 4 printk messages dropped ** [ 1333.192696][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.192725][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.192778][ T32] r5:800f0013 r4:80239bb0 [ 1333.192807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.192860][ T32] r4:82ac21e4 [ 1333.192884][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.192937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.192962][ T32] r4:e0009dc0 [ 1333.192984][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.193033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.193073][ T32] r4:00000000 [ 1333.193101][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.193161][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.193229][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.193292][ T32] r5:00001000 r4:ecbd5000 [ 1333.193316][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.193386][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.193467][ T32] r5:85adb38c r4:85adb000 [ 1333.193493][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.193558][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.193582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.193636][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.193662][ T32] r4:84bd5200 [ 1333.193684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.193736][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.193804][ T32] r4:00000001 [ 1333.193855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.193900][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.193932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.193964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.193994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.194040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.194075][ T32] r4:84bc6c00 [ 1333.194101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.194160][ T32] INFO: task kworker/1:383:4326 blocked for more than 459 seconds. [ 1333.194206][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.194233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.194258][ T32] task:kworker/1:383 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.194310][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.194355][ T32] Call trace: [ 1333.194389][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.194444][ T32] r10:8291a684 r9:eada1d84 r8:00000002 r7:60000013 r6:eada1d8c r5:84ac0c00 [ 1333.194469][ T32] r4:84ac0c00 [ 1333.194508][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.194561][ T32] r5:84ac0c00 r4:8291a680 [ 1333.194584][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.194627][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.194676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [ 1333.194701][ T32] r4:00000000 [ 1333.194722][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.194762][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.194801][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.194849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281980 [ 1333.194873][ T32] r4:00000000 [ 1333.194905][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.194961][ T32] r9:83018205 r8:84ac0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1333.195011][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.195063][ T32] r5:00001000 r4:e49cf000 [ 1333.195092][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.195156][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.195214][ T32] r5:8520ab8c r4:8520a800 [ 1333.195237][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.195314][ T32] r7:ddde2d80 r6:83018200 r5:8520ab8c r4:85157480 [ 1333.195355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.195411][ T32] r10:61c88647 r9:84ac0c00 r8:851574ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.195436][ T32] r4:85157480 [ 1333.195457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.195513][ T32] r10:00000000 r9:85157480 r8:80287e08 r7:ead99e60 r6:85280380 r5:84ac0c00 [ 1333.195540][ T32] r4:00000001 [ 1333.195585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.195630][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) [ 1333.195659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.195691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.195745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.195809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.196006][ T32] r4:852812c0 [ 1333.196365][ T32] INFO: task kworker/1:383:4326 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.196412][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.196494][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.196542][ T32] Call trace: [ 1333.196578][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.196638][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.196688][ T32] r4:00000000 [ 1333.196714][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.196761][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.196794][ T32] 9d20: a5885000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.196827][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.196855][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.196895][ T32] r5:800f0013 r4:80239bb0 [ 1333.196922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.196969][ T32] r4:82ac21e4 [ 1333.196992][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.197043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.197068][ T32] r4:e0009dc0 [ 1333.197111][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.197164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.197197][ T32] r4:00000000 [ 1333.197220][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.197284][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.197314][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.197365][ T32] r5:00001000 r4:ecbd5000 [ 1333.197388][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.197431][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.197501][ T32] r5:85adb38c r4:85adb000 [ 1333.197600][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.197659][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.197683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.197738][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.197763][ T32] r4:84bd5200 [ 1333.197785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.197838][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.197863][ T32] r4:00000001 [ 1333.197884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.197926][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.197956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.197988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.198029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.198066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.198091][ T32] r4:84bc6c00 [ 1333.198113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.198143][ T32] INFO: task kworker/1:384:4327 blocked for more than 459 seconds. [ 1333.198180][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.198207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.198233][ T32] task:kworker/1:384 state:D stack:0 pid:4327 tgid:4327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.198284][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.198353][ T32] Call trace: [ 1333.198416][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.198473][ T32] r10:8291a684 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:84ac1800 [ 1333.198500][ T32] r4:84ac1800 [ 1333.198522][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.198575][ T32] r5:84ac1800 r4:8291a680 [ 1333.198597][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.198671][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.198749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1333.198779][ T32] r4:00000000 [ 1333.198802][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.198849][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.198915][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.198967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281700 [ 1333.199016][ T32] r4:00000000 [ 1333.199115][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.199172][ T32] r9:83018205 r8:84ac1800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1333.199296][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.213608][ T32] r5:00001000 r4:e4981000 [ 1333.213644][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.213706][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.213783][ T32] r5:8520a38c r4:8520a000 [ 1333.213863][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.213927][ T32] r7:ddde2d80 r6:83018200 r5:8520a38c r4:85157500 [ 1333.214001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.214153][ T32] r10:61c88647 r9:84ac1800 r8:8515752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.214215][ T32] r4:85157500 [ 1333.214243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.214306][ T32] r10:00000000 r9:85157500 r8:80287e08 r7:eada1e60 r6:85280400 r5:84ac1800 [ 1333.214333][ T32] r4:00000001 [ 1333.214380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.214429][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1333.214464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.214498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.214528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.214592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.214622][ T32] r4:852812c0 [ 1333.214973][ T32] INFO: task kworker/1:384:4327 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.215017][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.215133][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.215195][ T32] Call trace: [ 1333.215244][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.215308][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.215385][ T32] r4:00000000 [ 1333.215418][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.215465][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.215497][ T32] 9d20: a5a53000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.215547][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.215750][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.215813][ T32] r5:800f0013 r4:80239bb0 [ 1333.215840][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.215891][ T32] r4:82ac21e4 [ 1333.215938][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.215994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.216021][ T32] r4:e0009dc0 [ 1333.216066][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.216123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.216148][ T32] r4:00000000 [ 1333.216169][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.216246][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.216309][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.216363][ T32] r5:00001000 r4:ecbd5000 [ 1333.216410][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.216476][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.216529][ T32] r5:85adb38c r4:85adb000 [ 1333.216553][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.216632][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.216661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.216717][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.216743][ T32] r4:84bd5200 [ 1333.216764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.216819][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.216850][ T32] r4:00000001 [ 1333.216873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.216914][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.216949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.217007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.217043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.217077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.217126][ T32] r4:84bc6c00 [ 1333.217153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.217205][ T32] INFO: task kworker/1:385:4329 blocked for more than 459 seconds. [ 1333.217244][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.217271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.217325][ T32] task:kworker/1:385 state:D stack:0 pid:4329 tgid:4329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.217419][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1333.217555][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.217782][ T32] r5:84ac0000 r4:8291a680 [ 1333.217808][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.217853][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.217905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 1333.217930][ T32] r4:00000000 [ 1333.217951][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.218008][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.218051][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.218112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281840 [ 1333.218163][ T32] r4:00000000 [ 1333.218193][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.218276][ T32] r9:83018205 r8:84ac0000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1333.218306][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.218355][ T32] r5:00001000 r4:e49bf000 [ 1333.218376][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.218444][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.218496][ T32] r5:8520a78c r4:8520a400 [ 1333.218519][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.218576][ T32] r7:ddde2d80 r6:83018200 r5:8520a78c r4:85157580 [ 1333.218622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.218682][ T32] r10:61c88647 r9:84ac0000 r8:851575ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.218709][ T32] r4:85157580 [ 1333.218730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.218783][ T32] r10:00000000 r9:85157580 r8:80287e08 r7:eada1e60 r6:85280480 r5:84ac0000 [ 1333.218832][ T32] r4:00000001 [ 1333.218861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.218904][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1333.218934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.218965][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.218996][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.219034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.219086][ T32] r4:85281580 [ 1333.235667][ T32] INFO: task kworker/1:385:4329 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.235758][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.235870][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.235931][ T32] Call trace: [ 1333.235992][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.236062][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.236089][ T32] r4:00000000 [ 1333.236123][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.236181][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.236216][ T32] 9d20: a5dc9000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.236293][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.236409][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.236468][ T32] r5:800f0013 r4:80239bb0 [ 1333.236494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.236583][ T32] r4:82ac21e4 [ 1333.236612][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.236668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.236693][ T32] r4:e0009dc0 [ 1333.236714][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.236790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.236830][ T32] r4:00000000 [ 1333.236856][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.236912][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.236937][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.236998][ T32] r5:00001000 r4:ecbd5000 [ 1333.237026][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.237073][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.237121][ T32] r5:85adb38c r4:85adb000 [ 1333.237186][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.237261][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.237297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.237371][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.237402][ T32] r4:84bd5200 [ 1333.237425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.237498][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.237552][ T32] r4:00000001 [ 1333.237579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.237626][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.237658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.237691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.237721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.237754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.237799][ T32] r4:84bc6c00 [ 1333.237827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.237859][ T32] INFO: task kworker/1:386:4331 blocked for more than 459 seconds. [ 1333.237904][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.237934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.237986][ T32] task:kworker/1:386 state:D stack:0 pid:4331 tgid:4331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.238068][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.238143][ T32] Call trace: ** 2 printk messages dropped ** [ 1333.238427][ T32] r4:84ac3c00 ** 2 printk messages dropped ** [ 1333.238571][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.238859][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1333.239093][ T32] r9:83018205 r8:84ac3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 3 printk messages dropped ** [ 1333.252017][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.252126][ T32] r5:8520b38c r4:8520b000 [ 1333.252153][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.252222][ T32] r7:ddde2d80 r6:83018200 r5:8520b38c r4:85157600 [ 1333.252246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.252302][ T32] r10:61c88647 r9:84ac3c00 r8:8515762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.252329][ T32] r4:85157600 [ 1333.252351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.252418][ T32] r10:00000000 r9:85157600 r8:80287e08 r7:eada1e60 r6:85280500 r5:84ac3c00 [ 1333.252449][ T32] r4:00000001 [ 1333.252520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.252594][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 1333.252657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.252697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.252728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.252769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.252796][ T32] r4:852816c0 [ 1333.253135][ T32] INFO: task kworker/1:386:4331 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.253216][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.253337][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.253394][ T32] Call trace: [ 1333.253428][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.253488][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.253516][ T32] r4:00000000 [ 1333.253538][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.253582][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.253614][ T32] 9d20: a5fc8000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.253647][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.253690][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.253747][ T32] r5:800f0013 r4:80239bb0 [ 1333.253775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.253825][ T32] r4:82ac21e4 [ 1333.253872][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.253928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.253954][ T32] r4:e0009dc0 [ 1333.253976][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.254025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.254051][ T32] r4:00000000 [ 1333.254072][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.254213][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.254243][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.254294][ T32] r5:00001000 r4:ecbd5000 [ 1333.254316][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.254385][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.254438][ T32] r5:85adb38c r4:85adb000 [ 1333.254493][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.254583][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.254612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.254669][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.254695][ T32] r4:84bd5200 [ 1333.254739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.254798][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.254824][ T32] r4:00000001 [ 1333.254846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.254891][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.254923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.254954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.255007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.255057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1333.255240][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 1333.255529][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1333.255883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 ** 4 printk messages dropped ** [ 1333.256136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281ac0 ** 6 printk messages dropped ** [ 1333.256411][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.256488][ T32] r5:8520af8c r4:8520ac00 [ 1333.256514][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.256682][ T32] r10:61c88647 r9:84ac3000 r8:851576ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1333.256937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1333.257135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.257159][ T32] r4:85281800 [ 1333.257408][ T32] INFO: task kworker/1:387:4333 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.257454][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.257545][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.257651][ T32] Call trace: [ 1333.257684][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.257742][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.257768][ T32] r4:00000000 [ 1333.257814][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.257898][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.257934][ T32] 9d20: a5fc8000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.257990][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.258047][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.258102][ T32] r5:800f0013 r4:80239bb0 [ 1333.258143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.258201][ T32] r4:82ac21e4 [ 1333.258225][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.258277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.258303][ T32] r4:e0009dc0 [ 1333.258330][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.258408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.258463][ T32] r4:00000000 [ 1333.258489][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.258572][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.258601][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.258651][ T32] r5:00001000 r4:ecbd5000 [ 1333.258697][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.258749][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.258813][ T32] r5:85adb38c r4:85adb000 [ 1333.258889][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.258968][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.259094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.259178][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.259244][ T32] r4:84bd5200 [ 1333.273103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.273199][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.273255][ T32] r4:00000001 [ 1333.273282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.273331][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.273390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.273428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.273488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.273528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.273553][ T32] r4:84bc6c00 [ 1333.273589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.273651][ T32] INFO: task kworker/1:388:4336 blocked for more than 459 seconds. [ 1333.273692][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.273720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.273749][ T32] task:kworker/1:388 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.273840][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.273894][ T32] Call trace: [ 1333.273953][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.274031][ T32] r10:8291a684 r9:eadc1d84 r8:00000002 r7:60000013 r6:eadc1d8c r5:84ac4800 [ 1333.274089][ T32] r4:84ac4800 [ 1333.274116][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.274169][ T32] r5:84ac4800 r4:8291a680 [ 1333.274199][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.274268][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.274326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 [ 1333.274351][ T32] r4:00000000 [ 1333.274397][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.274442][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.274524][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.274578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281d80 [ 1333.274629][ T32] r4:00000000 [ 1333.274655][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.274740][ T32] r9:83018205 r8:84ac4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1333.274769][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.274843][ T32] r5:00001000 r4:e8a51000 [ 1333.274894][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.274968][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.275045][ T32] r5:8520b78c r4:8520b400 [ 1333.275073][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.275128][ T32] r7:ddde2d80 r6:83018200 r5:8520b78c r4:85157700 [ 1333.275152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.275212][ T32] r10:61c88647 r9:84ac4800 r8:8515772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.275242][ T32] r4:85157700 [ 1333.275265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.275318][ T32] r10:00000000 r9:85157700 r8:80287e08 r7:eadb5e60 r6:85280600 r5:84ac4800 [ 1333.275372][ T32] r4:00000001 [ 1333.275398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.275442][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 1333.275483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.275515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.275603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1333.276195][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.276434][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 1 printk messages dropped ** [ 1333.276500][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 5 printk messages dropped ** [ 1333.276805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 5 printk messages dropped ** [ 1333.277089][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.277112][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.277161][ T32] r5:00001000 r4:ecbd5000 [ 1333.277188][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.277233][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.277282][ T32] r5:85adb38c r4:85adb000 [ 1333.277304][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.277358][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.277381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.277434][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.277459][ T32] r4:84bd5200 [ 1333.277485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.277540][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.277565][ T32] r4:00000001 [ 1333.277586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.277626][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.277656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.277689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.277722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.277782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.277860][ T32] r4:84bc6c00 [ 1333.277905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.277940][ T32] INFO: task kworker/1:389:4338 blocked for more than 459 seconds. [ 1333.277973][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.278024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.278053][ T32] task:kworker/1:389 state:D stack:0 pid:4338 tgid:4338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.278105][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.278150][ T32] Call trace: [ 1333.278214][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.278276][ T32] r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:84ac5400 [ 1333.278319][ T32] r4:84ac5400 [ 1333.278343][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.278466][ T32] r5:84ac5400 r4:8291a680 [ 1333.278543][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.278651][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.278708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1333.278757][ T32] r4:00000000 [ 1333.278782][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.278822][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.278861][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.278957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852813c0 [ 1333.279059][ T32] r4:00000000 [ 1333.279092][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.279144][ T32] r9:83018205 r8:84ac5400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1333.279168][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.279253][ T32] r5:00001000 r4:eaa89000 [ 1333.301586][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.301738][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.301800][ T32] r5:8520bf8c r4:8520bc00 [ 1333.301850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.301914][ T32] r7:ddde2d80 r6:83018200 r5:8520bf8c r4:85157780 [ 1333.301963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.302023][ T32] r10:61c88647 r9:84ac5400 r8:851577ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.302049][ T32] r4:85157780 [ 1333.302096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.302172][ T32] r10:00000000 r9:85157780 r8:80287e08 r7:eadc1e60 r6:85280680 r5:84ac5400 [ 1333.302210][ T32] r4:00000001 [ 1333.302259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.302309][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1333.302344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.302378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.302414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.302450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.302498][ T32] r4:85281a00 [ 1333.302869][ T32] INFO: task kworker/1:389:4338 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.302914][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.303044][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.303124][ T32] Call trace: [ 1333.303183][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.303251][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.303279][ T32] r4:00000000 [ 1333.303347][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.303400][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.303459][ T32] 9d20: a667b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.303498][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.303528][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.303615][ T32] r5:800f0013 r4:80239bb0 [ 1333.303643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.303694][ T32] r4:82ac21e4 [ 1333.303717][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.303769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.303796][ T32] r4:e0009dc0 ** 2 printk messages dropped ** [ 1333.303899][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.304048][ T32] r5:00001000 r4:ecbd5000 ** 7 printk messages dropped ** [ 1333.304415][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1333.304515][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.304666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.305090][ T32] task:kworker/1:390 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.305459][ T32] r5:84ac6000 r4:8291a680 ** 2 printk messages dropped ** [ 1333.305579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 ** 5 printk messages dropped ** [ 1333.305797][ T32] r4:00000000 [ 1333.305835][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.305891][ T32] r9:83018205 r8:84ac6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1333.305916][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.305963][ T32] r5:00001000 r4:e8a77000 [ 1333.305984][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.306051][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.306104][ T32] r5:8520bb8c r4:8520b800 [ 1333.306181][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.306240][ T32] r7:ddde2d80 r6:83018200 r5:8520bb8c r4:85157800 [ 1333.306263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.306318][ T32] r10:61c88647 r9:84ac6000 r8:8515782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.306343][ T32] r4:85157800 [ 1333.306413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.306495][ T32] r10:00000000 r9:85157800 r8:80287e08 r7:eadc5e60 r6:85280700 r5:84ac6000 [ 1333.306597][ T32] r4:00000001 [ 1333.306637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.306681][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1333.306713][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.306747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.306777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.306810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.306861][ T32] r4:85281f40 [ 1333.307115][ T32] INFO: task kworker/1:390:4340 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.307160][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.307228][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.307274][ T32] Call trace: [ 1333.307305][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.307379][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.307405][ T32] r4:00000000 [ 1333.307426][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.307469][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.307504][ T32] 9d20: a667b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.307538][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.307639][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.307688][ T32] r5:800f0013 r4:80239bb0 [ 1333.307716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.307763][ T32] r4:82ac21e4 [ 1333.307785][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.307835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.307859][ T32] r4:e0009dc0 [ 1333.307881][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.307943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.307996][ T32] r4:00000000 [ 1333.308051][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.308138][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.308183][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.308261][ T32] r5:00001000 r4:ecbd5000 [ 1333.308291][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.308363][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.308416][ T32] r5:85adb38c r4:85adb000 [ 1333.308438][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.308492][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.308517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.308576][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.308601][ T32] r4:84bd5200 [ 1333.308622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.308693][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.308722][ T32] r4:00000001 [ 1333.308747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.308789][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.308842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.308881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.308912][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.308946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.308971][ T32] r4:84bc6c00 [ 1333.308994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.309023][ T32] INFO: task kworker/1:391:4342 blocked for more than 459 seconds. [ 1333.309078][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.309108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.309135][ T32] task:kworker/1:391 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.309223][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.329787][ T32] Call trace: [ 1333.329833][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.329908][ T32] r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000113 r6:eadcdd8c r5:84ac6c00 [ 1333.329935][ T32] r4:84ac6c00 [ 1333.329957][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.330034][ T32] r5:84ac6c00 r4:8291a680 [ 1333.330062][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.330135][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.330196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 [ 1333.330272][ T32] r4:00000000 [ 1333.330301][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.330343][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.330386][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.330435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ab40 [ 1333.330485][ T32] r4:00000000 [ 1333.330537][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.330596][ T32] r9:83018205 r8:84ac6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.330622][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.330672][ T32] r5:00001000 r4:eaaa3000 [ 1333.330694][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.330738][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.330786][ T32] r5:852bc38c r4:852bc000 [ 1333.330809][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.330903][ T32] r7:ddde2d80 r6:83018200 r5:852bc38c r4:85157880 [ 1333.330938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.330994][ T32] r10:61c88647 r9:84ac6c00 r8:851578ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.331020][ T32] r4:85157880 [ 1333.331058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.331116][ T32] r10:00000000 r9:85157880 r8:80287e08 r7:eadc5e60 r6:85280780 r5:84ac6c00 [ 1333.331171][ T32] r4:00000001 [ 1333.331201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.331245][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1333.331279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.331311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.331357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.331393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.331419][ T32] r4:85281cc0 [ 1333.331761][ T32] INFO: task kworker/1:391:4342 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.331828][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.332169][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 6 printk messages dropped ** [ 1333.332476][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1333.332619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 5 printk messages dropped ** [ 1333.332863][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 6 printk messages dropped ** [ 1333.333179][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1333.333541][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 6 printk messages dropped ** [ 1333.333803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.334334][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.334416][ T32] Call trace: [ 1333.334454][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.334538][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000013 r6:eadd1d8c r5:84ac2400 [ 1333.334568][ T32] r4:84ac2400 [ 1333.334626][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.334682][ T32] r5:84ac2400 r4:8291a680 [ 1333.334706][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.334773][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.334829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 1333.334880][ T32] r4:00000000 [ 1333.334911][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.334953][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.335019][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.335073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289e00 [ 1333.335127][ T32] r4:00000000 [ 1333.335153][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.335211][ T32] r9:83018205 r8:84ac2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1333.335237][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.335285][ T32] r5:00001000 r4:eae13000 [ 1333.335306][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.335370][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.335441][ T32] r5:852be38c r4:852be000 [ 1333.335470][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.335524][ T32] r7:ddde2d80 r6:83018200 r5:852be38c r4:85157900 [ 1333.335546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.335600][ T32] r10:61c88647 r9:84ac2400 r8:8515792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.335674][ T32] r4:85157900 [ 1333.335722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.335779][ T32] r10:00000000 r9:85157900 r8:80287e08 r7:eadcde60 r6:85280800 r5:84ac2400 [ 1333.335806][ T32] r4:00000001 [ 1333.335827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.335869][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) [ 1333.335920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.335957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.335988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.336043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.336072][ T32] r4:85289080 [ 1333.336308][ T32] INFO: task kworker/1:392:4345 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.336376][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.336574][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.336655][ T32] Call trace: [ 1333.336690][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.336750][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.336776][ T32] r4:00000000 [ 1333.336797][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.336841][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.336873][ T32] 9d20: a69e6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.336930][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.336974][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.337005][ T32] r5:800f0013 r4:80239bb0 [ 1333.337056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.337108][ T32] r4:82ac21e4 [ 1333.337132][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.337186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.337213][ T32] r4:e0009dc0 [ 1333.337258][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.337312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.337361][ T32] r4:00000000 [ 1333.337411][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.337469][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.337493][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.337544][ T32] r5:00001000 r4:ecbd5000 [ 1333.337590][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.337903][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.338243][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.338620][ T32] task:kworker/1:393 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1333.338924][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.363537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289040 ** 6 printk messages dropped ** [ 1333.363841][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.363979][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.364319][ T32] r10:00000000 r9:85157980 r8:80287e08 r7:eadd1e60 r6:85280880 r5:851c0000 [ 1333.364373][ T32] r4:00000001 [ 1333.364399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.364443][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) [ 1333.364489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.364526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.364583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.364621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.364678][ T32] r4:85289080 [ 1333.365021][ T32] INFO: task kworker/1:393:4346 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.365140][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.365248][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.365356][ T32] Call trace: [ 1333.365469][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.365542][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.365593][ T32] r4:00000000 [ 1333.365650][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.365700][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.365733][ T32] 9d20: a6df3000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.365766][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.365797][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.365858][ T32] r5:800f0013 r4:80239bb0 [ 1333.365885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.365933][ T32] r4:82ac21e4 [ 1333.365982][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.366038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.366100][ T32] r4:e0009dc0 [ 1333.366143][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.366204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.366231][ T32] r4:00000000 [ 1333.366276][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.366335][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.366359][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.366408][ T32] r5:00001000 r4:ecbd5000 [ 1333.366455][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.366601][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.366683][ T32] r5:85adb38c r4:85adb000 [ 1333.366708][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.366829][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.366859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.366917][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.366993][ T32] r4:84bd5200 [ 1333.367027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.367140][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.367172][ T32] r4:00000001 [ 1333.367200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.367265][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.367300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.367346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.367379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.367419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.367445][ T32] r4:84bc6c00 [ 1333.367469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.367501][ T32] INFO: task kworker/1:394:4348 blocked for more than 459 seconds. [ 1333.367564][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.367595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.367647][ T32] task:kworker/1:394 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.367733][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.367808][ T32] Call trace: [ 1333.367845][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.367903][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:851c0c00 [ 1333.367929][ T32] r4:851c0c00 [ 1333.367974][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.368027][ T32] r5:851c0c00 r4:8291a680 [ 1333.368074][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.368189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 ** 7 printk messages dropped ** [ 1333.368628][ T32] r9:83018205 r8:851c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 3 printk messages dropped ** [ 1333.368801][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.368848][ T32] r5:852bcb8c r4:852bc800 ** 2 printk messages dropped ** [ 1333.368970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.369190][ T32] r10:00000000 r9:85157a00 r8:80287e08 r7:eadd1e60 r6:85280900 r5:851c0c00 ** 4 printk messages dropped ** [ 1333.386038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.386582][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.387073][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1333.387403][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1333.387547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 2 printk messages dropped ** [ 1333.387664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.387745][ T32] r4:00000000 [ 1333.387773][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.387829][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.387853][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.387903][ T32] r5:00001000 r4:ecbd5000 [ 1333.387926][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.387982][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.388060][ T32] r5:85adb38c r4:85adb000 [ 1333.388087][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.388142][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.388166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.388229][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.388254][ T32] r4:84bd5200 [ 1333.388300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.388438][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.388483][ T32] r4:00000001 [ 1333.388535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.388597][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.388631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.388663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.388699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.388736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.388771][ T32] r4:84bc6c00 [ 1333.388799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.388832][ T32] INFO: task kworker/1:395:4349 blocked for more than 459 seconds. [ 1333.388886][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.388945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.388975][ T32] task:kworker/1:395 state:D stack:0 pid:4349 tgid:4349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.389054][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.389159][ T32] Call trace: [ 1333.389238][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.397742][ T32] r10:8291a684 r9:eadddd84 r8:00000002 r7:60000013 r6:eadddd8c r5:851c1800 [ 1333.397786][ T32] r4:851c1800 [ 1333.397812][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.397875][ T32] r5:851c1800 r4:8291a680 [ 1333.397901][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.397947][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.397998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 [ 1333.398055][ T32] r4:00000000 [ 1333.398081][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.398122][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.398265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852894c0 ** 6 printk messages dropped ** [ 1333.398641][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.398696][ T32] r5:852bcf8c r4:852bcc00 ** 2 printk messages dropped ** [ 1333.398854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.399161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1333.413431][ T32] INFO: task kworker/1:395:4349 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 7 printk messages dropped ** [ 1333.413994][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 3 printk messages dropped ** [ 1333.414211][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1333.414448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 2 printk messages dropped ** [ 1333.414575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 6 printk messages dropped ** [ 1333.414948][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.415296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1333.415629][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.415930][ T32] INFO: task kworker/1:396:4351 blocked for more than 459 seconds. [ 1333.415979][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.416006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.416033][ T32] task:kworker/1:396 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.416286][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.416443][ T32] Call trace: [ 1333.416518][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.416579][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000013 r6:ead71d8c r5:85258000 [ 1333.416606][ T32] r4:85258000 [ 1333.416629][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.416681][ T32] r5:85258000 r4:8291a680 [ 1333.416703][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.416748][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.416798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1333.416859][ T32] r4:00000000 [ 1333.416891][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.416988][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.417040][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.417090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289600 [ 1333.417141][ T32] r4:00000000 [ 1333.417235][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.417296][ T32] r9:83018205 r8:85258000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1333.417321][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.417394][ T32] r5:00001000 r4:eabdf000 [ 1333.417426][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.417545][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.417598][ T32] r5:852bd38c r4:852bd000 [ 1333.417659][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.417742][ T32] r7:ddde2d80 r6:83018200 r5:852bd38c r4:85157b00 [ 1333.417793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.417861][ T32] r10:61c88647 r9:85258000 r8:85157b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.417887][ T32] r4:85157b00 [ 1333.417980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.418064][ T32] r10:00000000 r9:85157b00 r8:80287e08 r7:eadd1e60 r6:85157b80 r5:85258000 [ 1333.418094][ T32] r4:00000001 [ 1333.418116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.418159][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1333.418221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.418264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.418325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.418387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.418440][ T32] r4:85289480 [ 1333.418738][ T32] INFO: task kworker/1:396:4351 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.418790][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.418855][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.418910][ T32] Call trace: [ 1333.418944][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.419004][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.419030][ T32] r4:00000000 [ 1333.419076][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.419126][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.419159][ T32] 9d20: a7679000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.419236][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.419383][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.428573][ T32] r5:800f0013 r4:80239bb0 [ 1333.428617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.428683][ T32] r4:82ac21e4 [ 1333.428731][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1333.428869][ T32] r4:e0009dc0 ** 2 printk messages dropped ** [ 1333.429077][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.429845][ T32] r5:00001000 r4:ecbd5000 ** 2 printk messages dropped ** [ 1333.429989][ T32] r5:85adb38c r4:85adb000 ** 1 printk messages dropped ** [ 1333.430065][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.430094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.430149][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.430181][ T32] r4:84bd5200 [ 1333.430220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.430280][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.430305][ T32] r4:00000001 [ 1333.430326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.430368][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.430449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.430488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.430517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.430551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.430577][ T32] r4:84bc6c00 [ 1333.430626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.430676][ T32] INFO: task kworker/1:397:4354 blocked for more than 459 seconds. [ 1333.430740][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.430771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.430800][ T32] task:kworker/1:397 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.430891][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.430956][ T32] Call trace: [ 1333.431015][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.431078][ T32] r10:8291a684 r9:eadedd84 r8:00000002 r7:60000013 r6:eadedd8c r5:8525d400 [ 1333.431158][ T32] r4:8525d400 [ 1333.431197][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.431256][ T32] r5:8525d400 r4:8291a680 [ 1333.431283][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.431481][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.431571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 [ 1333.431601][ T32] r4:00000000 [ 1333.431626][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.431703][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.431763][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.431819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289a40 [ 1333.431846][ T32] r4:00000000 [ 1333.431870][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.431929][ T32] r9:83018205 r8:8525d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1333.431955][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.432007][ T32] r5:00001000 r4:eadf3000 [ 1333.432056][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.432108][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.432159][ T32] r5:852bd78c r4:852bd400 [ 1333.432192][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.432331][ T32] r10:61c88647 r9:8525d400 r8:85125fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.432681][ T32] Exception stack(0xeadedfb0 to 0xeadedff8) ** 5 printk messages dropped ** [ 1333.433319][ T32] INFO: task kworker/1:397:4354 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 5 printk messages dropped ** [ 1333.433748][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.433879][ T32] 9d20: a7679000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1333.434174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 6 printk messages dropped ** [ 1333.434434][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.434724][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 3 printk messages dropped ** [ 1333.434863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1333.435082][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.435336][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1333.435641][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.435922][ T32] r4:851c2400 ** 2 printk messages dropped ** [ 1333.436037][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.436283][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.436346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1333.436373][ T32] r4:00000000 [ 1333.436394][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.436437][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.436497][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.436549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339880 [ 1333.436605][ T32] r4:00000000 [ 1333.436631][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.436683][ T32] r9:83018005 r8:851c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1333.436708][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.436754][ T32] r5:00001000 r4:eaefb000 [ 1333.436776][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.436819][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.436866][ T32] r5:85212b8c r4:85212800 [ 1333.436887][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.436938][ T32] r7:dddced80 r6:83018000 r5:85212b8c r4:85280a00 [ 1333.436959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.437036][ T32] r10:61c88647 r9:851c2400 r8:85280a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.437072][ T32] r4:85280a00 [ 1333.437095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.437150][ T32] r10:00000000 r9:85280a00 r8:80287e08 r7:eaca5e60 r6:85280a80 r5:851c2400 [ 1333.437212][ T32] r4:00000001 [ 1333.437259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.437304][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 1333.437358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.437394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.437428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.437464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.437489][ T32] r4:8528ba80 [ 1333.437733][ T32] INFO: task kworker/0:220:4356 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.437798][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.437921][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.438082][ T32] Call trace: [ 1333.438193][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.438282][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.438353][ T32] r4:00000000 [ 1333.438407][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.438457][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.438514][ T32] 9d20: a7679000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.438569][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.438605][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.438658][ T32] r5:800f0013 r4:80239bb0 [ 1333.438709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.438790][ T32] r4:82ac21e4 [ 1333.438818][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.438876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.438904][ T32] r4:e0009dc0 [ 1333.438978][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.439039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.439065][ T32] r4:00000000 [ 1333.439112][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.439194][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 3 printk messages dropped ** [ 1333.468784][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.469697][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1333.469893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.470090][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.470143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.470181][ T32] task:kworker/1:398 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.470445][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.470577][ T32] Call trace: [ 1333.470862][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.470928][ T32] r10:8291a684 r9:eade1d84 r8:00000002 r7:60000113 r6:eade1d8c r5:851c3000 [ 1333.470954][ T32] r4:851c3000 [ 1333.470975][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.471023][ T32] r5:851c3000 r4:8291a680 [ 1333.471045][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.471089][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.471139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1333.471166][ T32] r4:00000000 [ 1333.471197][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.471290][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.471357][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.471411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289b40 [ 1333.471436][ T32] r4:00000000 [ 1333.471457][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.471539][ T32] r9:83018205 r8:851c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1333.471568][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.471645][ T32] r5:00001000 r4:eadfb000 [ 1333.471672][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.471719][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.471839][ T32] r5:852bdb8c r4:852bd800 [ 1333.471866][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.471955][ T32] r7:ddde2d80 r6:83018200 r5:852bdb8c r4:85287080 [ 1333.471983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.472042][ T32] r10:61c88647 r9:851c3000 r8:852870ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.472067][ T32] r4:85287080 [ 1333.472090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.472143][ T32] r10:00000000 r9:85287080 r8:80287e08 r7:eadd1e60 r6:85280b00 r5:851c3000 [ 1333.472168][ T32] r4:00000001 [ 1333.472197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.472240][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) [ 1333.472273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.472306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.472336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.472370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.472396][ T32] r4:852897c0 [ 1333.472793][ T32] INFO: task kworker/1:398:4358 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.472850][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.472947][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.473006][ T32] Call trace: [ 1333.473066][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.473129][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.473156][ T32] r4:00000000 [ 1333.473185][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.473231][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1333.473406][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1333.473692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 7 printk messages dropped ** [ 1333.474050][ T32] r5:00001000 r4:ecbd5000 ** 2 printk messages dropped ** [ 1333.474218][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1333.474400][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1333.474499][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.474635][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.474953][ T32] task:kworker/1:399 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.475005][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.475109][ T32] Call trace: [ 1333.475181][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.475263][ T32] r10:8291a684 r9:eae05d84 r8:00000002 r7:60000113 r6:eae05d8c r5:851c3c00 [ 1333.475293][ T32] r4:851c3c00 [ 1333.475338][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.475419][ T32] r5:851c3c00 r4:8291a680 [ 1333.475470][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.475530][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.475612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 [ 1333.475641][ T32] r4:00000000 [ 1333.475663][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.475719][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.475860][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.475914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289c80 [ 1333.475958][ T32] r4:00000000 [ 1333.476007][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.476205][ T32] r9:83018205 r8:851c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1333.476237][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.476289][ T32] r5:00001000 r4:eae07000 [ 1333.476312][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.476383][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.476436][ T32] r5:852bdf8c r4:852bdc00 [ 1333.476543][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.476602][ T32] r7:ddde2d80 r6:83018200 r5:852bdf8c r4:85287100 [ 1333.476648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.476733][ T32] r10:61c88647 r9:851c3c00 r8:8528712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.476765][ T32] r4:85287100 [ 1333.476788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.476874][ T32] r10:00000000 r9:85287100 r8:80287e08 r7:eadd1e60 r6:85280b80 r5:851c3c00 [ 1333.476904][ T32] r4:00000001 [ 1333.476926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.476969][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 1333.477000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.477061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.477095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.477129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.477188][ T32] r4:85289940 [ 1333.477457][ T32] INFO: task kworker/1:399:4360 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.477499][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.477563][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.477611][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.477780][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1333.478367][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1333.478792][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1333.510661][ T32] r4:84bd5200 ** 5 printk messages dropped ** [ 1333.510989][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.511458][ T32] task:kworker/1:400 state:D stack:0 pid:4362 tgid:4362 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1333.512360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289a80 ** 9 printk messages dropped ** [ 1333.512812][ T32] r7:ddde2d80 r6:83018200 r5:852beb8c r4:85287180 ** 6 printk messages dropped ** [ 1333.513062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.513101][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1333.513133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.513164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.513201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.513236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.513261][ T32] r4:85289980 [ 1333.513704][ T32] INFO: task kworker/1:400:4362 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.513762][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.513898][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.513987][ T32] Call trace: [ 1333.514064][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.514125][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.514151][ T32] r4:00000000 [ 1333.514213][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.514288][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.514332][ T32] 9d20: a840e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.514365][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.514421][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.514454][ T32] r5:800f0013 r4:80239bb0 [ 1333.514477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.514527][ T32] r4:82ac21e4 [ 1333.514550][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.514600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.514687][ T32] r4:e0009dc0 [ 1333.514713][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.514763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.514788][ T32] r4:00000000 [ 1333.514835][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.514892][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.514916][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.514965][ T32] r5:00001000 r4:ecbd5000 [ 1333.514988][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.515032][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.515129][ T32] r5:85adb38c r4:85adb000 [ 1333.515155][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.515218][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.515253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.515312][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.515359][ T32] r4:84bd5200 [ 1333.515412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.515501][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.515531][ T32] r4:00000001 [ 1333.515553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.515594][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.515623][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.515655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.515684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.515741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.515769][ T32] r4:84bc6c00 [ 1333.515792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.515822][ T32] INFO: task kworker/0:221:4363 blocked for more than 460 seconds. [ 1333.515855][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.515881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.515907][ T32] task:kworker/0:221 state:D stack:0 pid:4363 tgid:4363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.515986][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.516050][ T32] Call trace: [ 1333.516151][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.516247][ T32] r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000113 r6:eae1dd8c r5:851c5400 [ 1333.516278][ T32] r4:851c5400 [ 1333.516301][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.516351][ T32] r5:851c5400 r4:8291a680 [ 1333.516373][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.516437][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.516492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1333.516529][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.516595][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.516954][ T32] r5:00001000 r4:e0771000 ** 1 printk messages dropped ** [ 1333.517028][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.517076][ T32] r5:8521278c r4:85212400 [ 1333.517108][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.517211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.517391][ T32] r10:00000000 r9:85280c80 r8:80287e08 r7:ead81e60 r6:85280d00 r5:851c5400 ** 5 printk messages dropped ** [ 1333.517633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.517692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.517721][ T32] r4:8528bdc0 [ 1333.517992][ T32] INFO: task kworker/0:221:4363 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.518048][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.518172][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.518256][ T32] Call trace: [ 1333.518289][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.518375][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.518432][ T32] r4:00000000 [ 1333.518457][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.518504][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.518536][ T32] 9d20: a840e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.518572][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.518601][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.518627][ T32] r5:800f0013 r4:80239bb0 [ 1333.518649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.518695][ T32] r4:82ac21e4 [ 1333.518717][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.518790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.518820][ T32] r4:e0009dc0 [ 1333.518860][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.518917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.518942][ T32] r4:00000000 [ 1333.518964][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.519017][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.519041][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.519112][ T32] r5:00001000 r4:ecbd5000 [ 1333.519162][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.519226][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.542341][ T32] r5:85adb38c r4:85adb000 [ 1333.542388][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.542466][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.542492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.542549][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.542577][ T32] r4:84bd5200 [ 1333.542623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.542788][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.542882][ T32] r4:00000001 [ 1333.542950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.543023][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.543085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.543219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.543278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.543314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.543382][ T32] r4:84bc6c00 [ 1333.543450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.543495][ T32] INFO: task kworker/1:401:4365 blocked for more than 460 seconds. [ 1333.543563][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.543655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.543723][ T32] task:kworker/1:401 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.543909][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.544028][ T32] Call trace: [ 1333.544123][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.544250][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:85256000 [ 1333.544300][ T32] r4:85256000 [ 1333.544357][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.544457][ T32] r5:85256000 r4:8291a680 [ 1333.544504][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.544653][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.544753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 1333.544809][ T32] r4:00000000 [ 1333.545128][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.545189][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.545236][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.545287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289c00 [ 1333.545313][ T32] r4:00000000 [ 1333.545382][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.545454][ T32] r9:83018205 r8:85256000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1333.545481][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.545530][ T32] r5:00001000 r4:eae23000 [ 1333.545552][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.545598][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.545679][ T32] r5:852be78c r4:852be400 [ 1333.545706][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.545761][ T32] r7:ddde2d80 r6:83018200 r5:852be78c r4:85287200 [ 1333.545884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.545943][ T32] r10:61c88647 r9:85256000 r8:8528722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.545971][ T32] r4:85287200 [ 1333.546027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.546206][ T32] r10:00000000 r9:85287200 r8:80287e08 r7:eae11e60 r6:85287280 r5:85256000 [ 1333.546254][ T32] r4:00000001 [ 1333.546282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.546375][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1333.546411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.546492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.546813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.546852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.546902][ T32] r4:85289d80 [ 1333.547339][ T32] INFO: task kworker/1:401:4365 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.547413][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.547537][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.547604][ T32] Call trace: [ 1333.547685][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.547748][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.547775][ T32] r4:00000000 [ 1333.547819][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.547952][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.547993][ T32] 9d20: a8578000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.548028][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.548057][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.548162][ T32] r5:800f0013 r4:80239bb0 [ 1333.548194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.548245][ T32] r4:82ac21e4 [ 1333.548292][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.548358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.548389][ T32] r4:e0009dc0 [ 1333.548436][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.548514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.548548][ T32] r4:00000000 [ 1333.548571][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.548625][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.548649][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.548709][ T32] r5:00001000 r4:ecbd5000 [ 1333.548773][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.548823][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.548871][ T32] r5:85adb38c r4:85adb000 [ 1333.548917][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.548977][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.549001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.549056][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.549083][ T32] r4:84bd5200 [ 1333.549127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.549189][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1333.568634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.568887][ T32] INFO: task kworker/1:402:4368 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1333.569195][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.569798][ T32] r4:85256c00 [ 1333.569826][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.569878][ T32] r5:85256c00 r4:8291a680 [ 1333.569901][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.569980][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.570040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1333.570091][ T32] r4:00000000 [ 1333.570117][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.570160][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.570211][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.570287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281f80 [ 1333.570342][ T32] r4:00000000 [ 1333.570369][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.570450][ T32] r9:83018205 r8:85256c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1333.570504][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.570567][ T32] r5:00001000 r4:eae3b000 [ 1333.570591][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.570637][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.570687][ T32] r5:852bef8c r4:852bec00 [ 1333.570709][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.570765][ T32] r7:ddde2d80 r6:83018200 r5:852bef8c r4:85287300 [ 1333.570788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.570843][ T32] r10:61c88647 r9:85256c00 r8:8528732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.570893][ T32] r4:85287300 [ 1333.570932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.571016][ T32] r10:00000000 r9:85287300 r8:80287e08 r7:eae11e60 r6:85287380 r5:85256c00 [ 1333.571070][ T32] r4:00000001 [ 1333.571095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.571139][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1333.571171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.571210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.571240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.571275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.571307][ T32] r4:85289f40 [ 1333.571748][ T32] INFO: task kworker/1:402:4368 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.571826][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.571968][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.572018][ T32] Call trace: [ 1333.572051][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.572115][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.572143][ T32] r4:00000000 [ 1333.572186][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.572271][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.572308][ T32] 9d20: a8954000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.572366][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.572399][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.572427][ T32] r5:800f0013 r4:80239bb0 [ 1333.572449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.572497][ T32] r4:82ac21e4 [ 1333.572520][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.572571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.572595][ T32] r4:e0009dc0 [ 1333.572616][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.572665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.572690][ T32] r4:00000000 [ 1333.572711][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.572769][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.572869][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.572952][ T32] r5:00001000 r4:ecbd5000 [ 1333.572998][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.573047][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.573118][ T32] r5:85adb38c r4:85adb000 [ 1333.573143][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.573255][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.573290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.573389][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.573425][ T32] r4:84bd5200 [ 1333.573447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.573548][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.573608][ T32] r4:00000001 [ 1333.573659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.573705][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.573761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.573822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.573880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.573936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.573966][ T32] r4:84bc6c00 [ 1333.573995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.574053][ T32] INFO: task kworker/1:403:4370 blocked for more than 460 seconds. [ 1333.574093][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.574120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.574145][ T32] task:kworker/1:403 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.574248][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.574333][ T32] Call trace: [ 1333.574391][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.574457][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000013 r6:eae39d8c r5:8525e000 [ 1333.574507][ T32] r4:8525e000 [ 1333.574533][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.574586][ T32] r5:8525e000 r4:8291a680 [ 1333.574639][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.574751][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.574860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1333.574913][ T32] r4:00000000 [ 1333.574944][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.575014][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.575062][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.575112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292300 [ 1333.575179][ T32] r4:00000000 [ 1333.575235][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.575293][ T32] r9:83018205 r8:8525e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1333.575318][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.575458][ T32] r5:00001000 r4:eae53000 [ 1333.575491][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.575538][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.575586][ T32] r5:852bf78c r4:852bf400 [ 1333.575610][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.575689][ T32] r7:ddde2d80 r6:83018200 r5:852bf78c r4:85287400 [ 1333.575716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.575772][ T32] r10:61c88647 r9:8525e000 r8:8528742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.575797][ T32] r4:85287400 [ 1333.575818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.575896][ T32] r10:00000000 r9:85287400 r8:80287e08 r7:eae2de60 r6:85287480 r5:8525e000 [ 1333.575925][ T32] r4:00000001 [ 1333.575947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.576012][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1333.576047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.576078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.576108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.576142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.576188][ T32] r4:85281cc0 [ 1333.576447][ T32] INFO: task kworker/1:403:4370 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.576487][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.576549][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.576597][ T32] Call trace: [ 1333.576629][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.576752][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.576832][ T32] r4:00000000 [ 1333.576864][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.576963][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.577000][ T32] 9d20: a8954000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.577033][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.577085][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.577142][ T32] r5:800f0013 r4:80239bb0 [ 1333.577185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.577238][ T32] r4:82ac21e4 [ 1333.577262][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.577314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.577373][ T32] r4:e0009dc0 [ 1333.577400][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.577510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.577565][ T32] r4:00000000 [ 1333.577614][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.577765][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.577826][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.577928][ T32] r5:00001000 r4:ecbd5000 [ 1333.577993][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.578130][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.578241][ T32] r5:85adb38c r4:85adb000 [ 1333.578269][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.578328][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.578396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.578486][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.578515][ T32] r4:84bd5200 [ 1333.578540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.578620][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.578651][ T32] r4:00000001 [ 1333.578675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.578717][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.578748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.578821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.578881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.578919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.578968][ T32] r4:84bc6c00 [ 1333.579019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.579054][ T32] INFO: task kworker/1:404:4371 blocked for more than 460 seconds. [ 1333.579087][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.579112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.579139][ T32] task:kworker/1:404 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.579228][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.579280][ T32] Call trace: [ 1333.609877][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.609988][ T32] r10:8291a684 r9:eae45d84 r8:00000002 r7:60000113 r6:eae45d8c r5:8525ec00 [ 1333.610049][ T32] r4:8525ec00 [ 1333.610077][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.610133][ T32] r5:8525ec00 r4:8291a680 [ 1333.610157][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.610236][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.610298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 1333.610338][ T32] r4:00000000 [ 1333.610365][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.610412][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.610463][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.610532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292040 [ 1333.610569][ T32] r4:00000000 [ 1333.610618][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.610692][ T32] r9:83018205 r8:8525ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1333.610719][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.610776][ T32] r5:00001000 r4:eae47000 [ 1333.610801][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.610851][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.610905][ T32] r5:852bf38c r4:852bf000 [ 1333.610930][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.611016][ T32] r7:ddde2d80 r6:83018200 r5:852bf38c r4:85287500 [ 1333.611071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.611137][ T32] r10:61c88647 r9:8525ec00 r8:8528752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.611181][ T32] r4:85287500 [ 1333.611234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.611298][ T32] r10:00000000 r9:85287500 r8:80287e08 r7:eae39e60 r6:85287580 r5:8525ec00 [ 1333.611367][ T32] r4:00000001 [ 1333.611424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.611486][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 1333.611525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.611579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.611639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.611680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.611707][ T32] r4:85292000 [ 1333.612145][ T32] INFO: task kworker/1:404:4371 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 1 printk messages dropped ** [ 1333.612277][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.612590][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.612726][ T32] 9d20: a8f47000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1333.612998][ T32] r4:82ac21e4 [ 1333.613023][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.613092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.613122][ T32] r4:e0009dc0 [ 1333.613144][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.613199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.613225][ T32] r4:00000000 [ 1333.613246][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.613301][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.613326][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.613375][ T32] r5:00001000 r4:ecbd5000 [ 1333.613420][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.613470][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.613519][ T32] r5:85adb38c r4:85adb000 [ 1333.613540][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.613593][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.613633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.613693][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.613744][ T32] r4:84bd5200 [ 1333.613793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.613853][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.613904][ T32] r4:00000001 [ 1333.613958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.614004][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.614034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.614119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.614155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.614195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.614221][ T32] r4:84bc6c00 [ 1333.614272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.614321][ T32] INFO: task kworker/1:405:4375 blocked for more than 460 seconds. [ 1333.614384][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.614417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.614462][ T32] task:kworker/1:405 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.614557][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.614655][ T32] Call trace: [ 1333.614690][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.614746][ T32] r10:8291a684 r9:eae21d84 r8:00000002 r7:60000113 r6:eae21d8c r5:85260c00 [ 1333.614771][ T32] r4:85260c00 [ 1333.614792][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.614839][ T32] r5:85260c00 r4:8291a680 [ 1333.614860][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.614907][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.614957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1333.615041][ T32] r4:00000000 [ 1333.615067][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.615108][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.615147][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.615200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292440 [ 1333.615254][ T32] r4:00000000 [ 1333.615305][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.615396][ T32] r9:83018205 r8:85260c00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1333.615424][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.615484][ T32] r5:00001000 r4:df9cd000 [ 1333.615512][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.615558][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.615607][ T32] r5:852bfb8c r4:852bf800 [ 1333.615655][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.615713][ T32] r7:ddde2d80 r6:83018200 r5:852bfb8c r4:85287600 [ 1333.615736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.615790][ T32] r10:61c88647 r9:85260c00 r8:8528762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.615829][ T32] r4:85287600 [ 1333.615854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.615937][ T32] r10:00000000 r9:85287600 r8:80287e08 r7:eae39e60 r6:85287680 r5:85260c00 [ 1333.615966][ T32] r4:00000001 [ 1333.616037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.616157][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1333.616197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.616232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.616261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.616295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.616322][ T32] r4:85292180 [ 1333.616578][ T32] INFO: task kworker/1:405:4375 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.616619][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.616765][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.616845][ T32] Call trace: [ 1333.616929][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.616993][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.617021][ T32] r4:00000000 [ 1333.617042][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.617087][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.617119][ T32] 9d20: a8f47000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.617150][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.617184][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.617213][ T32] r5:800f0013 r4:80239bb0 [ 1333.617235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.617333][ T32] r4:82ac21e4 [ 1333.617367][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.617444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.617474][ T32] r4:e0009dc0 [ 1333.617521][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.617575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.617649][ T32] r4:00000000 [ 1333.617675][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.617750][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.617778][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.617828][ T32] r5:00001000 r4:ecbd5000 [ 1333.617850][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.617917][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.617972][ T32] r5:85adb38c r4:85adb000 [ 1333.617994][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.618109][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.618139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.618212][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.618242][ T32] r4:84bd5200 [ 1333.618264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.618334][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.618389][ T32] r4:00000001 [ 1333.618418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.618461][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.618532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.618646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.618683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.618717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.618741][ T32] r4:84bc6c00 [ 1333.618797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.618856][ T32] INFO: task kworker/1:406:4376 blocked for more than 460 seconds. [ 1333.618900][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.618927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.618954][ T32] task:kworker/1:406 state:D stack:0 pid:4376 tgid:4376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.619064][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.619189][ T32] Call trace: [ 1333.619226][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.640786][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000013 r6:eacb1d8c r5:85261800 [ 1333.640915][ T32] r4:85261800 [ 1333.640948][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.641048][ T32] r5:85261800 r4:8291a680 [ 1333.641117][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.641241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 ** 3 printk messages dropped ** [ 1333.641508][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1333.641751][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.641908][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.641959][ T32] r5:852bff8c r4:852bfc00 ** 1 printk messages dropped ** [ 1333.642071][ T32] r7:ddde2d80 r6:83018200 r5:852bff8c r4:85287700 ** 1 printk messages dropped ** [ 1333.642242][ T32] r10:61c88647 r9:85261800 r8:8528772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.642476][ T32] r4:00000001 [ 1333.642526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.642589][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1333.642652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.642695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.642725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.642783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.642812][ T32] r4:852922c0 [ 1333.643213][ T32] INFO: task kworker/1:406:4376 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.643278][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.643394][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.643469][ T32] Call trace: [ 1333.643506][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.643593][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.643625][ T32] r4:00000000 [ 1333.643671][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.643722][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.643781][ T32] 9d20: a9291000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.643818][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.643847][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.643876][ T32] r5:800f0013 r4:80239bb0 [ 1333.643899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.643947][ T32] r4:82ac21e4 [ 1333.643993][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.644050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.644076][ T32] r4:e0009dc0 [ 1333.644102][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.644157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.644188][ T32] r4:00000000 [ 1333.644211][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.644265][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.644289][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.644414][ T32] r5:00001000 r4:ecbd5000 [ 1333.644442][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.644488][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.644537][ T32] r5:85adb38c r4:85adb000 [ 1333.644558][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.644611][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.644635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.644689][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.644714][ T32] r4:84bd5200 [ 1333.644736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.644810][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.644890][ T32] r4:00000001 [ 1333.644957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.645076][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.645116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.645148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.645182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.645216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.645241][ T32] r4:84bc6c00 [ 1333.645265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.645299][ T32] INFO: task kworker/1:407:4378 blocked for more than 460 seconds. [ 1333.645336][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.645362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.645389][ T32] task:kworker/1:407 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.645491][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.645537][ T32] Call trace: [ 1333.645585][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.645645][ T32] r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000013 r6:eae5dd8c r5:85263000 [ 1333.645671][ T32] r4:85263000 [ 1333.645705][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.645757][ T32] r5:85263000 r4:8291a680 [ 1333.645803][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.645852][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.645903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1333.645973][ T32] r4:00000000 [ 1333.646039][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.646088][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.646209][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.646271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292c40 [ 1333.646296][ T32] r4:00000000 [ 1333.646319][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.646374][ T32] r9:83018205 r8:85263000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1333.646398][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.646450][ T32] r5:00001000 r4:e003b000 [ 1333.646497][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.646548][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.646596][ T32] r5:852c478c r4:852c4400 [ 1333.646644][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.646701][ T32] r7:ddde2d80 r6:83018200 r5:852c478c r4:85287800 [ 1333.646724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.646779][ T32] r10:61c88647 r9:85263000 r8:8528782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.646829][ T32] r4:85287800 [ 1333.646855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.646972][ T32] r10:00000000 r9:85287800 r8:80287e08 r7:eacb1e60 r6:85287880 r5:85263000 [ 1333.647002][ T32] r4:00000001 [ 1333.647023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.647078][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1333.647144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.647210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.647280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.647317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.647358][ T32] r4:85292580 [ 1333.647607][ T32] INFO: task kworker/1:407:4378 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.647649][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.647718][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.647768][ T32] Call trace: [ 1333.647824][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.647915][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.647970][ T32] r4:00000000 [ 1333.648019][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.648092][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.648129][ T32] 9d20: a9291000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.648164][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.648199][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.648271][ T32] r5:800f0013 r4:80239bb0 [ 1333.648326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.648380][ T32] r4:82ac21e4 [ 1333.648430][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.648486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.648511][ T32] r4:e0009dc0 [ 1333.648558][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.648614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.648662][ T32] r4:00000000 [ 1333.648714][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.648797][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.648899][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.648953][ T32] r5:00001000 r4:ecbd5000 [ 1333.648974][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.649019][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.649068][ T32] r5:85adb38c r4:85adb000 [ 1333.649115][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.649174][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.649252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.667278][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.667434][ T32] r4:84bd5200 [ 1333.667512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.667616][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.667678][ T32] r4:00000001 [ 1333.667705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.667753][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.667787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.667869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.667931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.667995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.668074][ T32] r4:84bc6c00 [ 1333.668104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.668195][ T32] INFO: task kworker/1:408:4379 blocked for more than 460 seconds. [ 1333.668238][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.668266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.668333][ T32] task:kworker/1:408 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.668400][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1333.668603][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.668764][ T32] r5:85263c00 r4:8291a680 ** 2 printk messages dropped ** [ 1333.669000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 ** 3 printk messages dropped ** [ 1333.669138][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1333.669221][ T32] r4:00000000 [ 1333.669243][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.669344][ T32] r9:83018205 r8:85263c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1333.679705][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.679788][ T32] r5:00001000 r4:dfb45000 [ 1333.679815][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.679864][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.679916][ T32] r5:852c438c r4:852c4000 [ 1333.679940][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.680025][ T32] r7:ddde2d80 r6:83018200 r5:852c438c r4:85287900 [ 1333.680058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.680143][ T32] r10:61c88647 r9:85263c00 r8:8528792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.680220][ T32] r4:85287900 [ 1333.680273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.680340][ T32] r10:00000000 r9:85287900 r8:80287e08 r7:eae5de60 r6:85287980 r5:85263c00 [ 1333.680369][ T32] r4:00000001 [ 1333.680393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.680475][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1333.680513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.680571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.680617][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.680656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.680683][ T32] r4:85292380 [ 1333.681059][ T32] INFO: task kworker/1:408:4379 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.681103][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.681229][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.681283][ T32] Call trace: [ 1333.681318][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.681409][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.681465][ T32] r4:00000000 [ 1333.681498][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.681555][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.681613][ T32] 9d20: a9850000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.681655][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.681684][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.681710][ T32] r5:800f0013 r4:80239bb0 [ 1333.681759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.681817][ T32] r4:82ac21e4 [ 1333.681841][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.681893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.681946][ T32] r4:e0009dc0 [ 1333.681972][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.682071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.682101][ T32] r4:00000000 [ 1333.682148][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.682211][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.682235][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.682285][ T32] r5:00001000 r4:ecbd5000 [ 1333.682307][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.682353][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.682455][ T32] r5:85adb38c r4:85adb000 [ 1333.682481][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.682536][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.682687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.682772][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.682801][ T32] r4:84bd5200 [ 1333.682833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.682888][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.682912][ T32] r4:00000001 [ 1333.682933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.683086][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.683121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.683182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.683247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.683331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.683361][ T32] r4:84bc6c00 [ 1333.683385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.683416][ T32] INFO: task kworker/1:409:4381 blocked for more than 460 seconds. [ 1333.683453][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.683480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.683506][ T32] task:kworker/1:409 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.683661][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.683756][ T32] Call trace: [ 1333.683879][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.683946][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:85262400 [ 1333.683973][ T32] r4:85262400 [ 1333.683995][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.684152][ T32] r5:85262400 r4:8291a680 [ 1333.684195][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.684244][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.684297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1333.684347][ T32] r4:00000000 [ 1333.684398][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.684472][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.684517][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.684614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292d40 [ 1333.684644][ T32] r4:00000000 [ 1333.684667][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.684720][ T32] r9:83018205 r8:85262400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1333.684744][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.684817][ T32] r5:00001000 r4:e00b5000 [ 1333.684851][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.684914][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.684991][ T32] r5:852c4b8c r4:852c4800 [ 1333.685041][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.685105][ T32] r7:ddde2d80 r6:83018200 r5:852c4b8c r4:85287a00 [ 1333.685153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.685220][ T32] r10:61c88647 r9:85262400 r8:85287a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.685247][ T32] r4:85287a00 [ 1333.685269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.685347][ T32] r10:00000000 r9:85287a00 r8:80287e08 r7:eae5de60 r6:85287a80 r5:85262400 [ 1333.685376][ T32] r4:00000001 [ 1333.685397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.685437][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1333.685472][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.685505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.685560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.685622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.685676][ T32] r4:85292340 [ 1333.685944][ T32] INFO: task kworker/1:409:4381 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.686002][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.686167][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.686320][ T32] Call trace: [ 1333.686358][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.686462][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.686493][ T32] r4:00000000 [ 1333.686539][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.686595][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.686629][ T32] 9d20: a9850000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.686663][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.686715][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.686752][ T32] r5:800f0013 r4:80239bb0 [ 1333.686814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.686865][ T32] r4:82ac21e4 [ 1333.686887][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.686939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.686989][ T32] r4:e0009dc0 [ 1333.687015][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.687066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.687106][ T32] r4:00000000 [ 1333.687180][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.687239][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.687284][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.687427][ T32] r5:00001000 r4:ecbd5000 [ 1333.687461][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.687510][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.687558][ T32] r5:85adb38c r4:85adb000 [ 1333.687634][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.687694][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.687725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.687782][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.687808][ T32] r4:84bd5200 [ 1333.687830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.687883][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.687908][ T32] r4:00000001 [ 1333.687954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.688012][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.688046][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.688077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.688106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.688139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.688163][ T32] r4:84bc6c00 [ 1333.688256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.688291][ T32] INFO: task kworker/1:410:4385 blocked for more than 460 seconds. [ 1333.688337][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.688391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.688422][ T32] task:kworker/1:410 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.688500][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.688594][ T32] Call trace: [ 1333.688658][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.688716][ T32] r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:85265400 [ 1333.688741][ T32] r4:85265400 [ 1333.688763][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.688810][ T32] r5:85265400 r4:8291a680 [ 1333.688832][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.688875][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.688925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1333.688949][ T32] r4:00000000 [ 1333.688970][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.689020][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.689065][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.689114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852927c0 [ 1333.689139][ T32] r4:00000000 [ 1333.689228][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.711455][ T32] r9:83018205 r8:85265400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.711508][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.711586][ T32] r5:00001000 r4:e00f7000 [ 1333.711610][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.711656][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.711704][ T32] r5:852c4f8c r4:852c4c00 [ 1333.711727][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.711782][ T32] r7:ddde2d80 r6:83018200 r5:852c4f8c r4:85287b00 [ 1333.711806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.711861][ T32] r10:61c88647 r9:85265400 r8:85287b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.711912][ T32] r4:85287b00 [ 1333.711938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.711994][ T32] r10:00000000 r9:85287b00 r8:80287e08 r7:eacc9e60 r6:85287b80 r5:85265400 [ 1333.712019][ T32] r4:00000001 [ 1333.712040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.712132][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) [ 1333.712245][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.712304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.712343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.712385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.712412][ T32] r4:85292b40 [ 1333.712857][ T32] INFO: task kworker/1:410:4385 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.712906][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.712982][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.713033][ T32] Call trace: [ 1333.713066][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.713129][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.713157][ T32] r4:00000000 [ 1333.713183][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.713255][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.713296][ T32] 9d20: a9c21000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.713332][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.713366][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.713406][ T32] r5:800f0013 r4:80239bb0 [ 1333.713453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.713508][ T32] r4:82ac21e4 [ 1333.713530][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.713583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.713609][ T32] r4:e0009dc0 [ 1333.713660][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.713728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.713757][ T32] r4:00000000 [ 1333.713779][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.713836][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.713861][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.713912][ T32] r5:00001000 r4:ecbd5000 [ 1333.713964][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.714014][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.714064][ T32] r5:85adb38c r4:85adb000 [ 1333.714085][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.714140][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.714164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.714225][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.714253][ T32] r4:84bd5200 [ 1333.714274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.714396][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.714450][ T32] r4:00000001 [ 1333.714503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.714573][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.714632][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.714674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.714706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.714791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.714856][ T32] r4:84bc6c00 [ 1333.714884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.714918][ T32] INFO: task kworker/1:411:4386 blocked for more than 460 seconds. [ 1333.715001][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.715061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.715091][ T32] task:kworker/1:411 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.715181][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.715232][ T32] Call trace: [ 1333.715292][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.715422][ T32] r10:8291a684 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:85266000 [ 1333.715454][ T32] r4:85266000 [ 1333.715477][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.715526][ T32] r5:85266000 r4:8291a680 [ 1333.715548][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.715628][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.715716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1333.715746][ T32] r4:00000000 [ 1333.715768][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.715833][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.715882][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.715932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b0c0 [ 1333.715956][ T32] r4:00000000 [ 1333.715979][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.716032][ T32] r9:83018205 r8:85266000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1333.716057][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.716106][ T32] r5:00001000 r4:e061d000 [ 1333.716148][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.716254][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.716309][ T32] r5:852c5b8c r4:852c5800 [ 1333.716332][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.716384][ T32] r7:ddde2d80 r6:83018200 r5:852c5b8c r4:85287c00 [ 1333.716424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.716513][ T32] r10:61c88647 r9:85266000 r8:85287c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.716543][ T32] r4:85287c00 [ 1333.716667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.716726][ T32] r10:00000000 r9:85287c00 r8:80287e08 r7:eae51e60 r6:85287c80 r5:85266000 [ 1333.716752][ T32] r4:00000001 [ 1333.716774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.716814][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1333.716868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.717042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.717083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.717120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.717184][ T32] r4:85292b40 [ 1333.717474][ T32] INFO: task kworker/1:411:4386 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.717532][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.717597][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.717646][ T32] Call trace: [ 1333.717677][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.717768][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.717799][ T32] r4:00000000 [ 1333.717822][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.717992][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.718039][ T32] 9d20: a9c21000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.718075][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.718104][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.718131][ T32] r5:800f0013 r4:80239bb0 [ 1333.718154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.718232][ T32] r4:82ac21e4 [ 1333.718284][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.718341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.718416][ T32] r4:e0009dc0 ** 1 printk messages dropped ** [ 1333.718494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 8 printk messages dropped ** [ 1333.718884][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.738613][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1333.738927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.739917][ T32] r5:85266c00 r4:8291a680 ** 3 printk messages dropped ** [ 1333.740098][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.740334][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.740678][ T32] r5:852c538c r4:852c5000 [ 1333.740711][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.740964][ T32] r4:85287d00 ** 1 printk messages dropped ** [ 1333.741075][ T32] r10:00000000 r9:85287d00 r8:80287e08 r7:eace1e60 r6:85287d80 r5:85266c00 [ 1333.741101][ T32] r4:00000001 [ 1333.741123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.741169][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1333.741209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.741241][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.741277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.741313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.741339][ T32] r4:85289540 [ 1333.741728][ T32] INFO: task kworker/1:412:4389 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.741818][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.741921][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.742004][ T32] Call trace: [ 1333.742045][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.742130][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.742162][ T32] r4:00000000 [ 1333.742189][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.742236][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.742293][ T32] 9d20: a9f5f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.742332][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.742363][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.742390][ T32] r5:800f0013 r4:80239bb0 [ 1333.742461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.742587][ T32] r4:82ac21e4 [ 1333.742665][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.742721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.742748][ T32] r4:e0009dc0 [ 1333.742771][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.742821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.742847][ T32] r4:00000000 [ 1333.742869][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.742923][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.742948][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.743157][ T32] r5:00001000 r4:ecbd5000 [ 1333.743190][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.743283][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.743363][ T32] r5:85adb38c r4:85adb000 [ 1333.743391][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.743449][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.743474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.743527][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.743554][ T32] r4:84bd5200 [ 1333.743575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.743627][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.743663][ T32] r4:00000001 [ 1333.743708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.743788][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.743822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.743868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.743902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.743987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.744015][ T32] r4:84bc6c00 [ 1333.744040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.744119][ T32] INFO: task kworker/1:413:4390 blocked for more than 460 seconds. [ 1333.744178][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.744211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.744238][ T32] task:kworker/1:413 state:D stack:0 pid:4390 tgid:4390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.744290][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.744352][ T32] Call trace: [ 1333.744390][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.744506][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:84b21800 [ 1333.744545][ T32] r4:84b21800 [ 1333.744592][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.744647][ T32] r5:84b21800 r4:8291a680 [ 1333.744696][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.744772][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.744827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1333.744853][ T32] r4:00000000 [ 1333.744873][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.744913][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.744953][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.745049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528bf80 [ 1333.745082][ T32] r4:00000000 [ 1333.745105][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.745372][ T32] r5:00001000 r4:e021b000 ** 2 printk messages dropped ** [ 1333.745580][ T32] r5:852c578c r4:852c5400 [ 1333.745613][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.745918][ T32] r10:61c88647 r9:84b21800 r8:85287e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.746434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.747116][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.747494][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1333.747938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1333.748416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.748839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.784915][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.785389][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.785439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1333.785486][ T32] r4:00000000 [ 1333.785512][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.785555][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.785647][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.785709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b440 [ 1333.785735][ T32] r4:00000000 [ 1333.785758][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.785813][ T32] r9:83018205 r8:84b23000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1333.785842][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.785919][ T32] r5:00001000 r4:e068d000 [ 1333.785947][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.786053][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.786114][ T32] r5:852c638c r4:852c6000 [ 1333.786137][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.786198][ T32] r7:ddde2d80 r6:83018200 r5:852c638c r4:85287e80 [ 1333.786222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.786306][ T32] r10:61c88647 r9:84b23000 r8:85287eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.786340][ T32] r4:85287e80 [ 1333.786363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.786422][ T32] r10:00000000 r9:85287e80 r8:80287e08 r7:eace1e60 r6:85280e00 r5:84b23000 [ 1333.786447][ T32] r4:00000001 [ 1333.786494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.786542][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1333.786599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.786661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.786695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.786741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.786798][ T32] r4:8529b000 [ 1333.787221][ T32] INFO: task kworker/1:414:4393 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.787272][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.787382][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.787483][ T32] Call trace: [ 1333.787518][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.787602][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.787632][ T32] r4:00000000 [ 1333.787654][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.787700][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.787737][ T32] 9d20: aa783000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.787797][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.787857][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.787902][ T32] r5:800f0013 r4:80239bb0 [ 1333.787953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.788011][ T32] r4:82ac21e4 [ 1333.788036][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.788113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.788149][ T32] r4:e0009dc0 [ 1333.788197][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.788277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.788325][ T32] r4:00000000 [ 1333.788351][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.788430][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.788465][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.788516][ T32] r5:00001000 r4:ecbd5000 [ 1333.788542][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.788615][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.788674][ T32] r5:85adb38c r4:85adb000 [ 1333.788697][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.788753][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.788779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.788833][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.788884][ T32] r4:84bd5200 [ 1333.788909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.788990][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1333.789146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.798698][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.799111][ T32] r5:84b23c00 r4:8291a680 ** 5 printk messages dropped ** [ 1333.799636][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.800025][ T32] r5:852c5f8c r4:852c5c00 [ 1333.800049][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.800322][ T32] r10:00000000 r9:85287f00 r8:80287e08 r7:ead29e60 r6:85280e80 r5:84b23c00 ** 9 printk messages dropped ** [ 1333.801232][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.801320][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.801429][ T32] Call trace: [ 1333.801469][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.801582][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.801616][ T32] r4:00000000 [ 1333.801640][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.801686][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.801719][ T32] 9d20: aa783000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.801751][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.801780][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.801832][ T32] r5:800f0013 r4:80239bb0 [ 1333.801860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.801930][ T32] r4:82ac21e4 [ 1333.801957][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.802010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.802049][ T32] r4:e0009dc0 [ 1333.802100][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.802155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.802211][ T32] r4:00000000 [ 1333.802238][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.802346][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.802388][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.802442][ T32] r5:00001000 r4:ecbd5000 [ 1333.802464][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.802511][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.802610][ T32] r5:85adb38c r4:85adb000 [ 1333.802672][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.802811][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.802915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.802974][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.803000][ T32] r4:84bd5200 [ 1333.803021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.803090][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.803122][ T32] r4:00000001 [ 1333.803144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.803192][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.803273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.803311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.803361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.803398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.803424][ T32] r4:84bc6c00 [ 1333.803460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.803634][ T32] INFO: task kworker/1:416:4396 blocked for more than 460 seconds. [ 1333.803760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.803793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.803822][ T32] task:kworker/1:416 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.804065][ T32] r4:84b25400 ** 8 printk messages dropped ** [ 1333.804716][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.805355][ T32] r5:852c738c r4:852c7000 ** 4 printk messages dropped ** [ 1333.805551][ T32] r4:85287f80 ** 7 printk messages dropped ** [ 1333.805945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.806645][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1333.806842][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1333.806942][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1333.807181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.807209][ T32] r4:e0009dc0 [ 1333.807230][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.807297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.807358][ T32] r4:00000000 [ 1333.807385][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.807440][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.807512][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.807567][ T32] r5:00001000 r4:ecbd5000 [ 1333.807590][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.807634][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.807683][ T32] r5:85adb38c r4:85adb000 [ 1333.807730][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.807788][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.807812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.807866][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.807891][ T32] r4:84bd5200 [ 1333.807917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.808049][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.808078][ T32] r4:00000001 [ 1333.808113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.808223][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.808259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.808292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.808323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.808357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.808381][ T32] r4:84bc6c00 [ 1333.808403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.808433][ T32] INFO: task kworker/1:417:4398 blocked for more than 460 seconds. [ 1333.808465][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.808491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.808555][ T32] task:kworker/1:417 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.808639][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.808685][ T32] Call trace: [ 1333.808717][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.808772][ T32] r10:8291a684 r9:eae6dd84 r8:00000002 r7:60000013 r6:eae6dd8c r5:84b24800 [ 1333.808797][ T32] r4:84b24800 [ 1333.808818][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.808893][ T32] r5:84b24800 r4:8291a680 [ 1333.808919][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.808965][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.809039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08 [ 1333.809068][ T32] r4:00000000 [ 1333.809089][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.809131][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.809180][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.809316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b5c0 [ 1333.842182][ T32] r4:00000000 [ 1333.842251][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.842333][ T32] r9:83018205 r8:84b24800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1333.842375][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.842441][ T32] r5:00001000 r4:e06cd000 [ 1333.842466][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.842529][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.842610][ T32] r5:852c678c r4:852c6400 [ 1333.842639][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.842697][ T32] r7:ddde2d80 r6:83018200 r5:852c678c r4:852a1000 [ 1333.842770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.842831][ T32] r10:61c88647 r9:84b24800 r8:852a102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.842857][ T32] r4:852a1000 [ 1333.842879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.842933][ T32] r10:00000000 r9:852a1000 r8:80287e08 r7:eae65e60 r6:85280f80 r5:84b24800 [ 1333.842959][ T32] r4:00000001 [ 1333.842980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.843022][ T32] Exception stack(0xeae6dfb0 to 0xeae6dff8) [ 1333.843054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.843086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.843117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.843150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.843203][ T32] r4:8529b2c0 [ 1333.843580][ T32] INFO: task kworker/1:417:4398 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.843653][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.843771][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.843876][ T32] Call trace: [ 1333.843963][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1333.844120][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1333.844471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1333.845195][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1333.845450][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1333.845700][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1333.845928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.846481][ T32] r5:84b22400 r4:8291a680 ** 3 printk messages dropped ** [ 1333.846621][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.846831][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.847252][ T32] r5:852c6b8c r4:852c6800 [ 1333.847275][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.847339][ T32] r7:ddde2d80 r6:83018200 r5:852c6b8c r4:852a1080 [ 1333.847365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.847420][ T32] r10:61c88647 r9:84b22400 r8:852a10ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.847446][ T32] r4:852a1080 [ 1333.847469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.847521][ T32] r10:00000000 r9:852a1080 r8:80287e08 r7:eae65e60 r6:85157c00 r5:84b22400 [ 1333.847545][ T32] r4:00000001 [ 1333.847785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.847831][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1333.847866][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.847925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.847959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.847993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.848019][ T32] r4:8529b3c0 [ 1333.848245][ T32] INFO: task kworker/1:418:4401 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.848287][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.848379][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.848428][ T32] Call trace: [ 1333.848473][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.848535][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.848574][ T32] r4:00000000 [ 1333.848595][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.848639][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.848671][ T32] 9d20: ab063000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.848703][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.848732][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.848758][ T32] r5:800f0013 r4:80239bb0 [ 1333.848781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.848827][ T32] r4:82ac21e4 [ 1333.848849][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.848925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.848954][ T32] r4:e0009dc0 [ 1333.849011][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.849065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.849092][ T32] r4:00000000 [ 1333.849113][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.849167][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.849210][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.859115][ T32] r5:00001000 r4:ecbd5000 [ 1333.859154][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.859223][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.859803][ T32] r5:85adb38c r4:85adb000 [ 1333.859847][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.859934][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.859995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.860062][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.860114][ T32] r4:84bd5200 [ 1333.860142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.860207][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.860234][ T32] r4:00000001 [ 1333.860255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.860298][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.860331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.860364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.860407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.860446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.860472][ T32] r4:84bc6c00 [ 1333.860519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.860556][ T32] INFO: task kworker/1:419:4403 blocked for more than 460 seconds. [ 1333.860611][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.860669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.860700][ T32] task:kworker/1:419 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.860758][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.860820][ T32] Call trace: [ 1333.860979][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.861121][ T32] r10:8291a684 r9:eae81d84 r8:00000002 r7:60000113 r6:eae81d8c r5:84b20000 [ 1333.861158][ T32] r4:84b20000 [ 1333.861184][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.861234][ T32] r5:84b20000 r4:8291a680 [ 1333.861270][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.861320][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.861395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1333.861424][ T32] r4:00000000 [ 1333.861446][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.861510][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.861561][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.861662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529b800 [ 1333.861717][ T32] r4:00000000 [ 1333.861744][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.861832][ T32] r9:83018205 r8:84b20000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.861862][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.861935][ T32] r5:00001000 r4:e0753000 [ 1333.861962][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.862008][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.862057][ T32] r5:852c6f8c r4:852c6c00 [ 1333.862103][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.862160][ T32] r7:ddde2d80 r6:83018200 r5:852c6f8c r4:852a1100 [ 1333.862213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.862274][ T32] r10:61c88647 r9:84b20000 r8:852a112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.862319][ T32] r4:852a1100 [ 1333.862352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.862406][ T32] r10:00000000 r9:852a1100 r8:80287e08 r7:eae65e60 r6:85157c80 r5:84b20000 [ 1333.862430][ T32] r4:00000001 [ 1333.862456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.862499][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1333.862529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.862563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.862617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.862655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.862680][ T32] r4:8529b4c0 [ 1333.863029][ T32] INFO: task kworker/1:419:4403 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.863075][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.863172][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.863226][ T32] Call trace: [ 1333.863257][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.863314][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.863383][ T32] r4:00000000 [ 1333.863409][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.863456][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.863514][ T32] 9d20: ab063000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.863551][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.863584][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.863614][ T32] r5:800f0013 r4:80239bb0 [ 1333.863673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.863730][ T32] r4:82ac21e4 [ 1333.863778][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.863834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1333.863884][ T32] r4:e0009dc0 [ 1333.863957][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.864011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1333.864036][ T32] r4:00000000 [ 1333.864057][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.864113][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1333.864138][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.864192][ T32] r5:00001000 r4:ecbd5000 [ 1333.864215][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.864260][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.864324][ T32] r5:85adb38c r4:85adb000 [ 1333.864376][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.864533][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.864561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.864618][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.864644][ T32] r4:84bd5200 [ 1333.864713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.864783][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.864811][ T32] r4:00000001 [ 1333.864834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.864960][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.864996][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.865029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.865084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.865147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.865204][ T32] r4:84bc6c00 [ 1333.865231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.865262][ T32] INFO: task kworker/1:420:4404 blocked for more than 460 seconds. [ 1333.865295][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.865322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.865359][ T32] task:kworker/1:420 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.865415][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.865461][ T32] Call trace: [ 1333.865549][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.865636][ T32] r10:8291a684 r9:eae85d84 r8:00000002 r7:60000013 r6:eae85d8c r5:84b26000 [ 1333.865680][ T32] r4:84b26000 [ 1333.865706][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.865756][ T32] r5:84b26000 r4:8291a680 [ 1333.865778][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.866214][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.866609][ T32] r5:852c7b8c r4:852c7800 ** 3 printk messages dropped ** [ 1333.866825][ T32] r10:61c88647 r9:84b26000 r8:852a11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1333.867739][ T32] Call trace: ** 9 printk messages dropped ** [ 1333.868258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1333.868868][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.868926][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.868952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.869007][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.869057][ T32] r4:84bd5200 [ 1333.869082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.869138][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.869179][ T32] r4:00000001 [ 1333.869206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.869251][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.899775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.899931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.900008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.900060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.900125][ T32] r4:84bc6c00 [ 1333.900187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.900263][ T32] INFO: task kworker/1:421:4407 blocked for more than 460 seconds. [ 1333.900324][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1333.900402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.900472][ T32] task:kworker/1:421 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.900625][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.900749][ T32] Call trace: [ 1333.900840][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1333.900993][ T32] r10:8291a684 r9:eae8dd84 r8:00000002 r7:60000113 r6:eae8dd8c r5:851c6000 [ 1333.901042][ T32] r4:851c6000 [ 1333.901090][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1333.901214][ T32] r5:851c6000 r4:8291a680 [ 1333.901287][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.901408][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.901511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 [ 1333.901540][ T32] r4:00000000 [ 1333.901594][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1333.901692][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.901781][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.901887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529ba80 [ 1333.901943][ T32] r4:00000000 [ 1333.901987][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.902079][ T32] r9:83018205 r8:851c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1333.902137][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.902240][ T32] r5:00001000 r4:e089f000 [ 1333.902273][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.902362][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.902467][ T32] r5:852c778c r4:852c7400 [ 1333.902564][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.902693][ T32] r7:ddde2d80 r6:83018200 r5:852c778c r4:852a1200 [ 1333.902740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.902844][ T32] r10:61c88647 r9:851c6000 r8:852a122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.902908][ T32] r4:852a1200 ** 1 printk messages dropped ** [ 1333.903086][ T32] r10:00000000 r9:852a1200 r8:80287e08 r7:eae85e60 r6:85157d80 r5:851c6000 ** 13 printk messages dropped ** [ 1333.904881][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 14 printk messages dropped ** [ 1333.905814][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.906363][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1333.906630][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.907026][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1333.907515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.908323][ T32] r5:84b20c00 r4:8291a680 ** 6 printk messages dropped ** [ 1333.908777][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1333.909233][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.936595][ T32] r5:00001000 r4:eabbd000 [ 1333.936703][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.936812][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.936921][ T32] r5:852ccf8c r4:852ccc00 [ 1333.936976][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.937062][ T32] r7:ddde2d80 r6:83018200 r5:852ccf8c r4:852a1280 [ 1333.937120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.937272][ T32] r10:61c88647 r9:84b20c00 r8:852a12ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.937313][ T32] r4:852a1280 [ 1333.937367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.937482][ T32] r10:00000000 r9:852a1280 r8:80287e08 r7:eae85e60 r6:85157e00 r5:84b20c00 [ 1333.937527][ T32] r4:00000001 [ 1333.937553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.937677][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1333.937751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.937796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.937859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.937934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.937986][ T32] r4:8529b8c0 [ 1333.938594][ T32] INFO: task kworker/1:422:4410 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.938691][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.938874][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.938974][ T32] Call trace: [ 1333.939031][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.939162][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1333.939219][ T32] r4:00000000 [ 1333.939295][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.943650][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1333.943747][ T32] 9d20: abb0a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1333.943833][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1333.943910][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.943978][ T32] r5:800f0013 r4:80239bb0 [ 1333.944028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.944122][ T32] r4:82ac21e4 [ 1333.944184][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.944287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 6 printk messages dropped ** [ 1333.944799][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.945018][ T32] r5:85adb38c r4:85adb000 [ 1333.945094][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.945213][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1333.945248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.945355][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.945409][ T32] r4:84bd5200 [ 1333.945464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.945568][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1333.945609][ T32] r4:00000001 [ 1333.945662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.945747][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1333.945822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.945893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.945946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.946005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.946055][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1333.946486][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.947543][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.948231][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.948334][ T32] r5:852c7f8c r4:852c7c00 ** 1 printk messages dropped ** [ 1333.948463][ T32] r7:ddde2d80 r6:83018200 r5:852c7f8c r4:852a1300 ** 2 printk messages dropped ** [ 1333.948701][ T32] r4:852a1300 ** 5 printk messages dropped ** [ 1333.949141][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.967188][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.967583][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.967931][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.968380][ T32] r4:e0009dc0 ** 2 printk messages dropped ** [ 1333.968576][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.969077][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.976445][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 6 printk messages dropped ** [ 1333.976904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.977537][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.978267][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1333.978549][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.978648][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1333.978736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529be40 [ 1333.978797][ T32] r4:00000000 [ 1333.978837][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.978940][ T32] r9:83018205 r8:84878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1333.979047][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.979152][ T32] r5:00001000 r4:eaaeb000 [ 1333.979193][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1333.979429][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.996785][ T32] r5:852cc38c r4:852cc000 [ 1333.996875][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.997006][ T32] r7:ddde2d80 r6:83018200 r5:852cc38c r4:852a1380 [ 1333.997051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.997171][ T32] r10:61c88647 r9:84878c00 r8:852a13ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.997235][ T32] r4:852a1380 [ 1333.997265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.997381][ T32] r10:00000000 r9:852a1380 r8:80287e08 r7:eae99e60 r6:85157f00 r5:84878c00 [ 1333.997439][ T32] r4:00000001 [ 1333.997483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.997575][ T32] Exception stack(0xeaea5fb0 to 0xeaea5ff8) [ 1333.997659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.997725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.997780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.997870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.997940][ T32] r4:8529ba40 [ 1333.998605][ T32] INFO: task kworker/1:424:4413 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1333.998690][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.998841][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.998936][ T32] Call trace: [ 1333.999022][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.999178][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.010133][ T32] r4:00000000 [ 1334.010278][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.010406][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.010484][ T32] 9d20: ac0b2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.010565][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.010657][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.010715][ T32] r5:800f0013 r4:80239bb0 [ 1334.010764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.010878][ T32] r4:82ac21e4 [ 1334.010940][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.011032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.011100][ T32] r4:e0009dc0 [ 1334.011168][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.011277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.011367][ T32] r4:00000000 [ 1334.011418][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.011542][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.011598][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.011914][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1334.012339][ T32] r4:84bd5200 ** 1 printk messages dropped ** [ 1334.012477][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 6 printk messages dropped ** [ 1334.013002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.013607][ T32] Call trace: ** 2 printk messages dropped ** [ 1334.013836][ T32] r4:8487b000 ** 1 printk messages dropped ** [ 1334.013963][ T32] r5:8487b000 r4:8291a680 [ 1334.014017][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.014091][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.014205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1334.014243][ T32] r4:00000000 [ 1334.014285][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1334.014402][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.014495][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.014616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529bf80 [ 1334.014672][ T32] r4:00000000 [ 1334.014721][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.014806][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.014833][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.014897][ T32] r5:00001000 r4:eab33000 [ 1334.015014][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.015100][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.015212][ T32] r5:852cc78c r4:852cc400 [ 1334.015257][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.015359][ T32] r7:ddde2d80 r6:83018200 r5:852cc78c r4:852a1400 [ 1334.015410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.015519][ T32] r10:61c88647 r9:8487b000 r8:852a142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.015580][ T32] r4:852a1400 [ 1334.015667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.015773][ T32] r10:00000000 r9:852a1400 r8:80287e08 r7:eae99e60 r6:85157f80 r5:8487b000 [ 1334.015807][ T32] r4:00000001 [ 1334.015847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.015945][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1334.016034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.016145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.016224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.016311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.016454][ T32] r4:8529bc40 [ 1334.017082][ T32] INFO: task kworker/1:425:4416 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1334.017168][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.017330][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.017464][ T32] Call trace: [ 1334.017595][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.017696][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 2 printk messages dropped ** [ 1334.017854][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 8 printk messages dropped ** [ 1334.018471][ T32] r4:e0009dc0 ** 10 printk messages dropped ** [ 1334.047402][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1334.048597][ T32] r4:84bc6c00 ** 11 printk messages dropped ** [ 1334.052903][ T32] r5:84879800 r4:8291a680 [ 1334.052942][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.053033][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.053164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 [ 1334.053237][ T32] r4:00000000 [ 1334.053285][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1334.053371][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.053443][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.053549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b8040 [ 1334.053599][ T32] r4:00000000 [ 1334.053634][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.053734][ T32] r9:83018205 r8:84879800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1334.053794][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.053895][ T32] r5:00001000 r4:eab4b000 [ 1334.053954][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.054077][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.054179][ T32] r5:852ccb8c r4:852cc800 [ 1334.054233][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.054338][ T32] r7:ddde2d80 r6:83018200 r5:852ccb8c r4:852a1480 [ 1334.054366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.054481][ T32] r10:61c88647 r9:84879800 r8:852a14ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.054536][ T32] r4:852a1480 [ 1334.054575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.054678][ T32] r10:00000000 r9:852a1480 r8:80287e08 r7:eae99e60 r6:85332000 r5:84879800 [ 1334.054745][ T32] r4:00000001 [ 1334.054787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.054834][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1334.054893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.054966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.055010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.055084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.055134][ T32] r4:852b8000 [ 1334.055760][ T32] INFO: task kworker/1:426:4417 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1334.055850][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.055979][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.056081][ T32] Call trace: [ 1334.056151][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.056265][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.056322][ T32] r4:00000000 [ 1334.056386][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.056478][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.056596][ T32] 9d20: ac398000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.056687][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.056751][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.056809][ T32] r5:800f0013 r4:80239bb0 [ 1334.056858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.056945][ T32] r4:82ac21e4 [ 1334.057017][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.057116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.057157][ T32] r4:e0009dc0 [ 1334.057244][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.057914][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1334.058298][ T32] r4:84bd5200 [ 1334.058351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.058461][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.058517][ T32] r4:00000001 [ 1334.058572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.058680][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.058743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.058812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.058953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.059033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.059098][ T32] r4:84bc6c00 [ 1334.059181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.075935][ T32] INFO: task kworker/1:427:4420 blocked for more than 460 seconds. [ 1334.076102][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1334.076365][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.077263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 ** 12 printk messages dropped ** [ 1334.078327][ T32] r5:852cd78c r4:852cd400 [ 1334.078382][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.078931][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.093857][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1334.094850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1334.095902][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1334.096373][ T32] r4:84bd5200 ** 6 printk messages dropped ** [ 1334.096923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.097884][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.098466][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.099212][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.099305][ T32] r5:00001000 r4:eac45000 [ 1334.099372][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.129785][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.130011][ T32] r5:852cd38c r4:852cd000 [ 1334.130056][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.130185][ T32] r7:ddde2d80 r6:83018200 r5:852cd38c r4:852a1580 [ 1334.130244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.130358][ T32] r10:61c88647 r9:8487e000 r8:852a15ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.130415][ T32] r4:852a1580 [ 1334.130503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.130620][ T32] r10:00000000 r9:852a1580 r8:80287e08 r7:eaec1e60 r6:85332100 r5:8487e000 [ 1334.130676][ T32] r4:00000001 [ 1334.130768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.130891][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.131100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.131257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.131363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.131453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.131521][ T32] r4:852b8140 [ 1334.132269][ T32] INFO: task kworker/1:428:4422 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1334.132413][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.132557][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.132674][ T32] Call trace: [ 1334.132742][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.132866][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.132914][ T32] r4:00000000 [ 1334.132941][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.133037][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.133087][ T32] 9d20: acab2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.133178][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.133232][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.133295][ T32] r5:800f0013 r4:80239bb0 [ 1334.133372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.133481][ T32] r4:82ac21e4 [ 1334.133539][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.133647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.133687][ T32] r4:e0009dc0 [ 1334.133740][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.134103][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.135005][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 13 printk messages dropped ** [ 1334.135784][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.136649][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.137439][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.137925][ T32] r4:852a1600 ** 7 printk messages dropped ** [ 1334.138665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.151865][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1334.152530][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.152919][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.153646][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1334.154233][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 10 printk messages dropped ** [ 1334.155014][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.155469][ T32] r10:8291a684 r9:eaed9d84 r8:00000002 r7:60000113 r6:eaed9d8c r5:8487d400 [ 1334.155534][ T32] r4:8487d400 [ 1334.155599][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.155696][ T32] r5:8487d400 r4:8291a680 [ 1334.155748][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.155847][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.155945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 [ 1334.155996][ T32] r4:00000000 [ 1334.156048][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1334.156119][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.156218][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.156322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b87c0 [ 1334.156363][ T32] r4:00000000 [ 1334.156416][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.156517][ T32] r9:83018205 r8:8487d400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.156548][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.156603][ T32] r5:00001000 r4:ead0d000 [ 1334.156625][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.156690][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.156768][ T32] r5:852cdf8c r4:852cdc00 [ 1334.156799][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.156891][ T32] r7:ddde2d80 r6:83018200 r5:852cdf8c r4:852a1680 [ 1334.156921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.157019][ T32] r10:61c88647 r9:8487d400 r8:852a16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.157056][ T32] r4:852a1680 [ 1334.157080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.157171][ T32] r10:00000000 r9:852a1680 r8:80287e08 r7:eaecde60 r6:85332200 r5:8487d400 [ 1334.157211][ T32] r4:00000001 [ 1334.157266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.157431][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1334.157501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.157565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.157629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.157673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1334.158299][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1334.190700][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.191400][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1334.192394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1334.193665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 ** 12 printk messages dropped ** [ 1334.194732][ T32] r5:852ce38c r4:852ce000 ** 1 printk messages dropped ** [ 1334.194836][ T32] r7:ddde2d80 r6:83018200 r5:852ce38c r4:852a1700 ** 10 printk messages dropped ** [ 1334.195507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.197117][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 11 printk messages dropped ** [ 1334.197949][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1334.198813][ T32] r4:84bd5200 [ 1334.198870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.198976][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.199036][ T32] r4:00000001 [ 1334.199086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.199170][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.227977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.228147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.228230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.228302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.228364][ T32] r4:84bc6c00 [ 1334.228446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.228601][ T32] INFO: task kworker/1:432:4429 blocked for more than 460 seconds. [ 1334.228666][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1334.228727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.228773][ T32] task:kworker/1:432 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.228895][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.228964][ T32] Call trace: [ 1334.229044][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.229174][ T32] r10:8291a684 r9:eaee5d84 r8:00000002 r7:60000013 r6:eaee5d8c r5:8487bc00 [ 1334.229266][ T32] r4:8487bc00 [ 1334.229743][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.229847][ T32] r5:8487bc00 r4:8291a680 ** 1 printk messages dropped ** [ 1334.229970][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.230713][ T32] r5:00001000 r4:eaeef000 ** 2 printk messages dropped ** [ 1334.230962][ T32] r5:852ce78c r4:852ce400 ** 3 printk messages dropped ** [ 1334.231479][ T32] r10:61c88647 r9:8487bc00 r8:852a17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1334.232948][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1334.234413][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1334.235159][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1334.236098][ T32] r4:84bc6c00 ** 6 printk messages dropped ** [ 1334.236655][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.237294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 ** 12 printk messages dropped ** [ 1334.238490][ T32] r5:852cef8c r4:852cec00 ** 3 printk messages dropped ** [ 1334.238832][ T32] r10:61c88647 r9:84b26c00 r8:852a182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1334.267426][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.268050][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1334.268948][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.276640][ T32] r4:00000001 [ 1334.276711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.276807][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.276871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.276930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.276987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.277056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.277142][ T32] r4:84bc6c00 [ 1334.277195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.277268][ T32] INFO: task kworker/1:434:4433 blocked for more than 460 seconds. [ 1334.277344][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1334.277396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.277448][ T32] task:kworker/1:434 state:D stack:0 pid:4433 tgid:4433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.277668][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.277772][ T32] Call trace: [ 1334.277841][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.277983][ T32] r10:8291a684 r9:eacf9d84 r8:00000002 r7:60000013 r6:eacf9d8c r5:851c6c00 [ 1334.278043][ T32] r4:851c6c00 [ 1334.278079][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.278174][ T32] r5:851c6c00 r4:8291a680 [ 1334.278217][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.278309][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.278402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1334.278460][ T32] r4:00000000 [ 1334.278504][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1334.278577][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.278666][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.278757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b8d80 [ 1334.278808][ T32] r4:00000000 [ 1334.278854][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.278963][ T32] r9:83018205 r8:851c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1334.279005][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.279095][ T32] r5:00001000 r4:eaf07000 [ 1334.279132][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.279217][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.292354][ T32] r5:852ceb8c r4:852ce800 [ 1334.292416][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.292549][ T32] r7:ddde2d80 r6:83018200 r5:852ceb8c r4:852a1880 [ 1334.292603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.292962][ T32] r10:00000000 r9:852a1880 r8:80287e08 r7:eaef9e60 r6:852a1900 r5:851c6c00 ** 14 printk messages dropped ** [ 1334.294877][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1334.295575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 12 printk messages dropped ** [ 1334.296650][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 9 printk messages dropped ** [ 1334.297322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.298278][ T32] r10:8291a684 r9:eaf05d84 r8:00000002 r7:60000013 r6:eaf05d8c r5:85268000 ** 8 printk messages dropped ** [ 1334.298913][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.316222][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.316510][ T32] r7:dddced80 r6:83018000 r5:8521338c r4:85332400 ** 4 printk messages dropped ** [ 1334.317013][ T32] r10:00000000 r9:85332400 r8:80287e08 r7:ead81e60 r6:852a1980 r5:85268000 ** 5 printk messages dropped ** [ 1334.317444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.317498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.317549][ T32] r4:85339700 [ 1334.318172][ T32] INFO: task kworker/0:222:4435 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1334.318283][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.318424][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.318560][ T32] Call trace: [ 1334.318668][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.318811][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.318885][ T32] r4:00000000 [ 1334.318938][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.319031][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.319080][ T32] 9d20: ad872000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.319144][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.319230][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.333338][ T32] r5:800f0013 r4:80239bb0 [ 1334.333414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.333523][ T32] r4:82ac21e4 [ 1334.333574][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.333682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.333730][ T32] r4:e0009dc0 [ 1334.333755][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.333865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.333956][ T32] r4:00000000 [ 1334.333991][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.334140][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.334193][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.334294][ T32] r5:00001000 r4:ecbd5000 [ 1334.334347][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.334424][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.334554][ T32] r5:85adb38c r4:85adb000 [ 1334.334614][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.334701][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1334.334758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.334839][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.334869][ T32] r4:84bd5200 [ 1334.334956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.335058][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.335099][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.335237][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 10 printk messages dropped ** [ 1334.336124][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.336633][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.336902][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.337303][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.337474][ T32] r7:dddced80 r6:83018000 r5:85212f8c r4:85332480 ** 5 printk messages dropped ** [ 1334.337784][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.338126][ T32] r4:85339700 ** 8 printk messages dropped ** [ 1334.359793][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1334.360045][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.360126][ T32] r5:800f0013 r4:80239bb0 [ 1334.360173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.360307][ T32] r4:82ac21e4 [ 1334.360360][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.360465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.360504][ T32] r4:e0009dc0 [ 1334.360552][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.360655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.360708][ T32] r4:00000000 [ 1334.360740][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.360846][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.360885][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.360977][ T32] r5:00001000 r4:ecbd5000 [ 1334.361015][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.361111][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.361202][ T32] r5:85adb38c r4:85adb000 [ 1334.361250][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.361353][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1334.361712][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 12 printk messages dropped ** [ 1334.362516][ T32] task:kworker/1:435 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.363915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296640 ** 3 printk messages dropped ** [ 1334.364200][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.364300][ T32] r5:00001000 r4:eaf1f000 [ 1334.364352][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.364443][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.364566][ T32] r5:852cf38c r4:852cf000 [ 1334.364761][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.364839][ T32] r7:ddde2d80 r6:83018200 r5:852cf38c r4:852a1a00 [ 1334.364865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.364970][ T32] r10:61c88647 r9:8526a400 r8:852a1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.365054][ T32] r4:852a1a00 [ 1334.365124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.365267][ T32] r10:00000000 r9:852a1a00 r8:80287e08 r7:eaef9e60 r6:852a1b00 r5:8526a400 [ 1334.365321][ T32] r4:00000001 [ 1334.365348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.365429][ T32] Exception stack(0xeaf15fb0 to 0xeaf15ff8) [ 1334.365501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.365626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.365700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.365772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.365845][ T32] r4:852b8c00 [ 1334.366506][ T32] INFO: task kworker/1:435:4438 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1334.366612][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.366750][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.366866][ T32] Call trace: [ 1334.366941][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.367048][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.367111][ T32] r4:00000000 [ 1334.367158][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.367264][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.367341][ T32] 9d20: adcb8000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.367423][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1334.368149][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1334.368927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.390192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1334.391570][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.393013][ T32] r5:852cf78c r4:852cf400 ** 3 printk messages dropped ** [ 1334.393394][ T32] r10:61c88647 r9:8526bc00 r8:852a1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.394033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1334.395511][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1334.396156][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.396878][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 1 printk messages dropped ** [ 1334.397039][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.397150][ T32] r4:84bd5200 [ 1334.397206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.397314][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.397367][ T32] r4:00000001 [ 1334.397446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.397542][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.397608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.397665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.397733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.397815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.397903][ T32] r4:84bc6c00 [ 1334.397938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.398005][ T32] INFO: task kworker/1:437:4444 blocked for more than 460 seconds. [ 1334.398076][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1334.398148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.398219][ T32] task:kworker/1:437 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.398400][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.398488][ T32] Call trace: [ 1334.398562][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.398722][ T32] r10:8291a684 r9:eacedd84 r8:00000002 r7:60000113 r6:eacedd8c r5:8526b000 [ 1334.398782][ T32] r4:8526b000 [ 1334.398833][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.398921][ T32] r5:8526b000 r4:8291a680 [ 1334.398957][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.432895][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.433567][ T32] r5:852cfb8c r4:852cf800 ** 1 printk messages dropped ** [ 1334.433754][ T32] r7:ddde2d80 r6:83018200 r5:852cfb8c r4:852a1c80 ** 7 printk messages dropped ** [ 1334.434341][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) ** 8 printk messages dropped ** [ 1334.435784][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.436357][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 12 printk messages dropped ** [ 1334.437347][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.438287][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1334.439070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1334.460917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 ** 12 printk messages dropped ** [ 1334.461985][ T32] r5:852d0b8c r4:852d0800 ** 1 printk messages dropped ** [ 1334.462123][ T32] r7:ddde2d80 r6:83018200 r5:852d0b8c r4:852a1d80 ** 10 printk messages dropped ** [ 1334.462924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.464638][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 15 printk messages dropped ** [ 1334.465729][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.466187][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.466232][ T32] r4:84bd5200 [ 1334.466284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.466435][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.466497][ T32] r4:00000001 [ 1334.466540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.466625][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.466673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.466744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.466811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.466891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.466953][ T32] r4:84bc6c00 [ 1334.467020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.467124][ T32] INFO: task kworker/1:439:4448 blocked for more than 460 seconds. [ 1334.467207][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1334.467268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.467314][ T32] task:kworker/1:439 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.467440][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.467536][ T32] Call trace: [ 1334.467672][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.467777][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000013 r6:eaf3dd8c r5:8526d400 [ 1334.467838][ T32] r4:8526d400 [ 1334.467879][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.467978][ T32] r5:8526d400 r4:8291a680 [ 1334.468040][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.468161][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.468268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1334.468310][ T32] r4:00000000 [ 1334.468356][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1334.468435][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.468499][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.468592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338480 [ 1334.468669][ T32] r4:00000000 [ 1334.468731][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.468820][ T32] r9:83018205 r8:8526d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1334.468875][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.468975][ T32] r5:00001000 r4:eaf3f000 [ 1334.469042][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.469136][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.469257][ T32] r5:852cff8c r4:852cfc00 [ 1334.492506][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.492666][ T32] r7:ddde2d80 r6:83018200 r5:852cff8c r4:852a1e80 [ 1334.492722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.492930][ T32] r10:61c88647 r9:8526d400 r8:852a1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.492996][ T32] r4:852a1e80 [ 1334.493047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.493133][ T32] r10:00000000 r9:852a1e80 r8:80287e08 r7:eaedde60 r6:852a1f00 r5:8526d400 [ 1334.493231][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.493425][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.495187][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 9 printk messages dropped ** [ 1334.495992][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1334.496960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.497653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.498430][ T32] r10:8291a684 r9:df95dd84 r8:00000002 r7:60000013 r6:df95dd8c r5:8526e000 [ 1334.498545][ T32] r4:8526e000 [ 1334.498635][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.498748][ T32] r5:8526e000 r4:8291a680 [ 1334.498803][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.498886][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.498975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df95de08 [ 1334.499035][ T32] r4:00000000 [ 1334.499082][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1334.499226][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.512266][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.512407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853385c0 [ 1334.512491][ T32] r4:00000000 [ 1334.512545][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.512656][ T32] r9:83018205 r8:8526e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1334.512730][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.512823][ T32] r5:00001000 r4:eaf47000 [ 1334.512879][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.512964][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.513062][ T32] r5:852d038c r4:852d0000 [ 1334.513118][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.513231][ T32] r7:ddde2d80 r6:83018200 r5:852d038c r4:852a1f80 [ 1334.513270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.513385][ T32] r10:61c88647 r9:8526e000 r8:852a1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.513445][ T32] r4:852a1f80 [ 1334.513481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.513590][ T32] r10:00000000 r9:852a1f80 r8:80287e08 r7:eaedde60 r6:833e6980 r5:8526e000 [ 1334.513648][ T32] r4:00000001 [ 1334.513692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.513782][ T32] Exception stack(0xdf95dfb0 to 0xdf95dff8) [ 1334.513853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.513913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.513976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.514045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.514099][ T32] r4:85338440 [ 1334.514710][ T32] INFO: task kworker/1:440:4449 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1334.514793][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.514897][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.515025][ T32] Call trace: [ 1334.515092][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.515162][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.515249][ T32] r4:00000000 [ 1334.515284][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.515379][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.515477][ T32] 9d20: aec8e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.515530][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.515575][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.515655][ T32] r5:800f0013 r4:80239bb0 [ 1334.515687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.515782][ T32] r4:82ac21e4 [ 1334.515828][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1334.516173][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.516824][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 10 printk messages dropped ** [ 1334.517577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.518525][ T32] r4:8526ec00 ** 5 printk messages dropped ** [ 1334.518956][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.540288][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.540987][ T32] r5:852d078c r4:852d0400 [ 1334.541040][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.541699][ T32] r10:00000000 r9:833e6900 r8:80287e08 r7:eaedde60 r6:85343000 r5:8526ec00 ** 12 printk messages dropped ** [ 1334.543648][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1334.544481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.544531][ T32] r4:e0009dc0 [ 1334.544581][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.544638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.544735][ T32] r4:00000000 [ 1334.544824][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.544895][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.544924][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.544974][ T32] r5:00001000 r4:ecbd5000 [ 1334.545013][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.545103][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.545208][ T32] r5:85adb38c r4:85adb000 [ 1334.545236][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.545290][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1334.545318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.545374][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.545420][ T32] r4:84bd5200 [ 1334.545445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.545499][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.545525][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.545586][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 10 printk messages dropped ** [ 1334.546291][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.547121][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1334.547251][ T32] r4:00000000 [ 1334.547273][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.547353][ T32] r9:83018205 r8:85268c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1334.547471][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.547533][ T32] r5:00001000 r4:dfa0b000 [ 1334.547555][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.547599][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.547646][ T32] r5:852d0f8c r4:852d0c00 [ 1334.547669][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.547720][ T32] r7:ddde2d80 r6:83018200 r5:852d0f8c r4:85343080 [ 1334.547742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.547794][ T32] r10:61c88647 r9:85268c00 r8:853430ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.547847][ T32] r4:85343080 [ 1334.547872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.547952][ T32] r10:00000000 r9:85343080 r8:80287e08 r7:eaedde60 r6:85343100 r5:85268c00 [ 1334.547982][ T32] r4:00000001 [ 1334.548003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.548058][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1334.548092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.548152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.548191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.548978][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 14 printk messages dropped ** [ 1334.581013][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.581922][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 10 printk messages dropped ** [ 1334.582907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.584051][ T32] r4:85264800 ** 4 printk messages dropped ** [ 1334.584489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 ** 12 printk messages dropped ** [ 1334.585586][ T32] r5:852d138c r4:852d1000 ** 3 printk messages dropped ** [ 1334.585945][ T32] r10:61c88647 r9:85264800 r8:853431ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1334.586852][ T32] r4:85338880 ** 6 printk messages dropped ** [ 1334.588587][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.589175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.613576][ T32] r4:82ac21e4 [ 1334.613683][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.613846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.613913][ T32] r4:e0009dc0 [ 1334.614018][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.614155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.614239][ T32] r4:00000000 [ 1334.614298][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.614414][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.614473][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.614581][ T32] r5:00001000 r4:ecbd5000 [ 1334.614633][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.614730][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.614829][ T32] r5:85adb38c r4:85adb000 [ 1334.614880][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.614992][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1334.615046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.615247][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.615346][ T32] r4:84bd5200 [ 1334.615407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.615533][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.615595][ T32] r4:00000001 [ 1334.615709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.615827][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.615906][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.615975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.616044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.616122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.616267][ T32] r4:84bc6c00 [ 1334.616370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.616456][ T32] INFO: task kworker/1:444:4458 blocked for more than 461 seconds. [ 1334.616543][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 3 printk messages dropped ** [ 1334.616960][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.617720][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.618947][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.640015][ T32] r7:ddde2d80 r6:83018200 r5:852d1b8c r4:85343280 ** 8 printk messages dropped ** [ 1334.641011][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.643313][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 8 printk messages dropped ** [ 1334.644082][ T32] r4:e0009dc0 ** 9 printk messages dropped ** [ 1334.645178][ T32] r5:85adb38c r4:85adb000 ** 9 printk messages dropped ** [ 1334.646177][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 10 printk messages dropped ** [ 1334.647074][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.647994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 ** 9 printk messages dropped ** [ 1334.649176][ T32] r5:00001000 r4:dfc1f000 ** 2 printk messages dropped ** [ 1334.674758][ T32] r5:852d178c r4:852d1400 ** 4 printk messages dropped ** [ 1334.675304][ T32] r4:85343380 ** 7 printk messages dropped ** [ 1334.676035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.677934][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1334.678625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.678689][ T32] r4:e0009dc0 [ 1334.678741][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.678847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.678906][ T32] r4:00000000 [ 1334.678989][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.679118][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.679180][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.700084][ T32] r5:00001000 r4:ecbd5000 [ 1334.700324][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.700500][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.700657][ T32] r5:85adb38c r4:85adb000 [ 1334.700723][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.700847][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1334.700909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.701033][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.701096][ T32] r4:84bd5200 [ 1334.701190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.701321][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.701383][ T32] r4:00000001 [ 1334.701437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.701534][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.701621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.701702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.701778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.701857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.701919][ T32] r4:84bc6c00 [ 1334.702001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.702107][ T32] INFO: task kworker/1:446:4461 blocked for more than 461 seconds. [ 1334.702198][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1334.702257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.702323][ T32] task:kworker/1:446 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.702501][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.702616][ T32] Call trace: [ 1334.702697][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.702824][ T32] r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000113 r6:eae0dd8c r5:85272400 [ 1334.702917][ T32] r4:85272400 [ 1334.702979][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.703105][ T32] r5:85272400 r4:8291a680 [ 1334.703165][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.703291][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1334.703489][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.704503][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.704880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1334.706833][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1334.708576][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1334.730953][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1334.731878][ T32] r4:84bc6c00 ** 9 printk messages dropped ** [ 1334.732804][ T32] r4:85270000 ** 4 printk messages dropped ** [ 1334.733373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 ** 12 printk messages dropped ** [ 1334.734447][ T32] r5:852d2b8c r4:852d2800 ** 1 printk messages dropped ** [ 1334.734618][ T32] r7:ddde2d80 r6:83018200 r5:852d2b8c r4:85343580 ** 9 printk messages dropped ** [ 1334.735453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.736573][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.736771][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.736918][ T32] Call trace: [ 1334.736994][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.737117][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.737175][ T32] r4:00000000 [ 1334.737235][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.737364][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.737438][ T32] 9d20: aff1c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.737516][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.737584][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.737649][ T32] r5:800f0013 r4:80239bb0 [ 1334.737708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.737813][ T32] r4:82ac21e4 [ 1334.737889][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.738008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.738065][ T32] r4:e0009dc0 [ 1334.738176][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.738295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.738358][ T32] r4:00000000 [ 1334.738410][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.738525][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.738599][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.738717][ T32] r5:00001000 r4:ecbd5000 [ 1334.738770][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.738870][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.738980][ T32] r5:85adb38c r4:85adb000 [ 1334.739042][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.739160][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1334.739231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.772654][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.772787][ T32] r4:84bd5200 [ 1334.772852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.773019][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.773085][ T32] r4:00000001 [ 1334.773141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.773251][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.773330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.773407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.773510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.773604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1334.773724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1334.775314][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.776618][ T32] r5:852d238c r4:852d2000 ** 1 printk messages dropped ** [ 1334.776795][ T32] r7:ddde2d80 r6:83018200 r5:852d238c r4:85343680 ** 10 printk messages dropped ** [ 1334.777789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.800166][ T32] r4:00000000 [ 1334.800232][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.800431][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.800524][ T32] 9d20: b0547000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.800610][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.800697][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.800776][ T32] r5:800f0013 r4:80239bb0 [ 1334.800831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.800945][ T32] r4:82ac21e4 [ 1334.801066][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.801223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.801330][ T32] r4:e0009dc0 [ 1334.801392][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.801512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.801576][ T32] r4:00000000 [ 1334.801631][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.801764][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 5 printk messages dropped ** [ 1334.802377][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1334.803671][ T32] r4:84bc6c00 ** 6 printk messages dropped ** [ 1334.804303][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.804927][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.806351][ T32] r5:852d278c r4:852d2400 [ 1334.806446][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.806804][ T32] r10:61c88647 r9:85303000 r8:8534372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.807589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.808976][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1334.833699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1334.834848][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.835659][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.836043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.836720][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.837591][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.838470][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.838839][ T32] r5:852d2f8c r4:852d2c00 ** 3 printk messages dropped ** [ 1334.859939][ T32] r10:61c88647 r9:85300000 r8:853437ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.860754][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.862342][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1334.862737][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.862829][ T32] 9d20: b09a1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.862908][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.862974][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.863037][ T32] r5:800f0013 r4:80239bb0 [ 1334.863112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.863233][ T32] r4:82ac21e4 [ 1334.863309][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.863453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1334.863532][ T32] r4:e0009dc0 [ 1334.863588][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.863699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1334.863759][ T32] r4:00000000 [ 1334.863827][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.863964][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1334.864037][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.864155][ T32] r5:00001000 r4:ecbd5000 [ 1334.864232][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.864342][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.864455][ T32] r5:85adb38c r4:85adb000 [ 1334.864513][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.864630][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1334.864685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.864803][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.864864][ T32] r4:84bd5200 [ 1334.864938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.865085][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.865155][ T32] r4:00000001 [ 1334.865221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.865315][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.865384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.865457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.865547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.865642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.865698][ T32] r4:84bc6c00 [ 1334.865791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.865870][ T32] INFO: task kworker/1:451:4471 blocked for more than 461 seconds. [ 1334.865951][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1334.866012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.866069][ T32] task:kworker/1:451 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.866243][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.866362][ T32] Call trace: [ 1334.866444][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.866577][ T32] r10:8291a684 r9:eaf6dd84 r8:00000002 r7:60000013 r6:eaf6dd8c r5:85300c00 [ 1334.866666][ T32] r4:85300c00 [ 1334.866722][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1334.867423][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.868340][ T32] r5:852d338c r4:852d3000 ** 1 printk messages dropped ** [ 1334.868529][ T32] r7:ddde2d80 r6:83018200 r5:852d338c r4:85343800 ** 9 printk messages dropped ** [ 1334.890856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.891990][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.892160][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.892339][ T32] Call trace: [ 1334.892434][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.892580][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1334.892642][ T32] r4:00000000 [ 1334.892695][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.892826][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1334.892907][ T32] 9d20: b0aa8000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1334.892980][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1334.893045][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.893113][ T32] r5:800f0013 r4:80239bb0 [ 1334.893185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1334.893486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 12 printk messages dropped ** [ 1334.894626][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 9 printk messages dropped ** [ 1334.895521][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.896885][ T32] r5:85305400 r4:8291a680 ** 6 printk messages dropped ** [ 1334.897481][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.898344][ T32] r5:852d3b8c r4:852d3800 ** 2 printk messages dropped ** [ 1334.898644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.926880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.928615][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.944287][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.944846][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.945747][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1334.946460][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 8 printk messages dropped ** [ 1334.947233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.947317][ T32] task:kworker/1:453 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.947498][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.947666][ T32] Call trace: [ 1334.947758][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.947885][ T32] r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000013 r6:eaf79d8c r5:85303c00 [ 1334.947948][ T32] r4:85303c00 [ 1334.948000][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.948125][ T32] r5:85303c00 r4:8291a680 [ 1334.948195][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.948296][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.948410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1334.948490][ T32] r4:00000000 [ 1334.948567][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1334.948683][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.948785][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1334.948921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348840 [ 1334.948988][ T32] r4:00000000 [ 1334.949040][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.949174][ T32] r9:83018205 r8:85303c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1334.949291][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.957775][ T32] r5:00001000 r4:e07b5000 [ 1334.957849][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.957917][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.957985][ T32] r5:852d378c r4:852d3400 [ 1334.958013][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.958069][ T32] r7:ddde2d80 r6:83018200 r5:852d378c r4:85343900 [ 1334.958107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.958183][ T32] r10:61c88647 r9:85303c00 r8:8534392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.958220][ T32] r4:85343900 [ 1334.958248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.958310][ T32] r10:00000000 r9:85343900 r8:80287e08 r7:eaf75e60 r6:85332780 r5:85303c00 [ 1334.958337][ T32] r4:00000001 [ 1334.958371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.958447][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1334.958485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.958518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.958552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.958591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.958640][ T32] r4:85348640 [ 1334.959028][ T32] INFO: task kworker/1:453:4475 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 1 printk messages dropped ** [ 1334.959185][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.970290][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1334.970747][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.971282][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1334.971525][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1334.971578][ T32] r4:00000001 [ 1334.971631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.971676][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1334.971712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.971769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.971804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.971840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.971865][ T32] r4:84bc6c00 [ 1334.971890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.971925][ T32] INFO: task kworker/1:454:4477 blocked for more than 461 seconds. [ 1334.971971][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1334.972000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.972054][ T32] task:kworker/1:454 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.972182][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.972235][ T32] Call trace: [ 1334.972296][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1334.972357][ T32] r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000013 r6:eaf7dd8c r5:85306000 [ 1334.972383][ T32] r4:85306000 [ 1334.972416][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1334.972471][ T32] r5:85306000 r4:8291a680 [ 1334.972493][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.972905][ T32] r4:00000000 [ 1334.972930][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.973007][ T32] r9:83018205 r8:85306000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.973035][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.973106][ T32] r5:00001000 r4:e08ad000 [ 1334.973132][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.973183][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.973290][ T32] r5:852d3f8c r4:852d3c00 [ 1334.973343][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.973412][ T32] r7:ddde2d80 r6:83018200 r5:852d3f8c r4:85343980 [ 1334.973450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.973509][ T32] r10:61c88647 r9:85306000 r8:853439ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.973559][ T32] r4:85343980 [ 1334.973608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.973664][ T32] r10:00000000 r9:85343980 r8:80287e08 r7:eaf75e60 r6:85332800 r5:85306000 [ 1334.973690][ T32] r4:00000001 [ 1334.973711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1334.973845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1334.975005][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 11 printk messages dropped ** [ 1334.975592][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1334.976130][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.976514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.977183][ T32] r4:85306c00 ** 5 printk messages dropped ** [ 1334.977460][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.977798][ T32] r9:83018205 r8:85306c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 1 printk messages dropped ** [ 1334.977869][ T32] r5:00001000 r4:e49d3000 [ 1334.977914][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1334.977979][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.978055][ T32] r5:852dd38c r4:852dd000 [ 1334.978105][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.978161][ T32] r7:ddde2d80 r6:83018200 r5:852dd38c r4:85343a00 [ 1334.978189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.978245][ T32] r10:61c88647 r9:85306c00 r8:85343a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.978273][ T32] r4:85343a00 [ 1334.978306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.978378][ T32] r10:00000000 r9:85343a00 r8:80287e08 r7:eaf7de60 r6:85332880 r5:85306c00 [ 1334.978419][ T32] r4:00000001 [ 1334.978445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.978486][ T32] Exception stack(0xeaf81fb0 to 0xeaf81ff8) [ 1334.978517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.978554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.978610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.978647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.978673][ T32] r4:85348980 [ 1334.978952][ T32] INFO: task kworker/1:455:4479 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1334.978995][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.979084][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.979133][ T32] Call trace: [ 1334.979169][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.979346][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.001655][ T32] r4:00000000 [ 1335.001729][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.001812][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 1 printk messages dropped ** [ 1335.001910][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 12 printk messages dropped ** [ 1335.002412][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.002994][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 12 printk messages dropped ** [ 1335.003514][ T32] task:kworker/1:456 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.004416][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.004679][ T32] r5:852dc38c r4:852dc000 [ 1335.004700][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.004777][ T32] r7:ddde2d80 r6:83018200 r5:852dc38c r4:85343a80 [ 1335.004809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.004869][ T32] r10:61c88647 r9:85273c00 r8:85343aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.004896][ T32] r4:85343a80 [ 1335.004919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.004973][ T32] r10:00000000 r9:85343a80 r8:80287e08 r7:eaf81e60 r6:85343b00 r5:85273c00 [ 1335.005023][ T32] r4:00000001 [ 1335.005051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.005093][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1335.005126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.005158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.005198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.005233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.005257][ T32] r4:85348a40 [ 1335.005681][ T32] INFO: task kworker/1:456:4480 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.005749][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.005925][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.006003][ T32] Call trace: [ 1335.006053][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.006119][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.006145][ T32] r4:00000000 [ 1335.006190][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.006246][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.006287][ T32] 9d20: b153c000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1335.006533][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.006736][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.007025][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.007554][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.007746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.008150][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.008391][ T32] r5:85271800 r4:8291a680 ** 4 printk messages dropped ** [ 1335.008607][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1335.009073][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.009122][ T32] r5:852dcb8c r4:852dc800 ** 3 printk messages dropped ** [ 1335.032743][ T32] r10:61c88647 r9:85271800 r8:85343bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.033063][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.033962][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.034383][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1335.034892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 2 printk messages dropped ** [ 1335.035028][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.035058][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.035133][ T32] r5:00001000 r4:ecbd5000 [ 1335.035162][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.035243][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.035298][ T32] r5:85adb38c r4:85adb000 [ 1335.035370][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.035463][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.035508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.035567][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.035592][ T32] r4:84bd5200 [ 1335.035614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.035667][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.035716][ T32] r4:00000001 [ 1335.035755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.035800][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.035831][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.035890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.035925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.035960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.035986][ T32] r4:84bc6c00 [ 1335.036021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.036083][ T32] INFO: task kworker/1:458:4486 blocked for more than 461 seconds. [ 1335.036126][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.036156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.036199][ T32] task:kworker/1:458 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.036259][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.036305][ T32] Call trace: [ 1335.036342][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.036441][ T32] r10:8291a684 r9:eaf85d84 r8:00000002 r7:60000013 r6:eaf85d8c r5:85274800 [ 1335.036473][ T32] r4:85274800 [ 1335.036519][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.036613][ T32] r5:85274800 r4:8291a680 [ 1335.036640][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.036686][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.036808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 1335.036837][ T32] r4:00000000 [ 1335.036860][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.036902][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.036943][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.036992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348e00 [ 1335.037020][ T32] r4:00000000 [ 1335.037042][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.037121][ T32] r9:83018205 r8:85274800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1335.037151][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.037231][ T32] r5:00001000 r4:e49c1000 [ 1335.037258][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.037304][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.037353][ T32] r5:852dcf8c r4:852dcc00 [ 1335.037399][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.037456][ T32] r7:ddde2d80 r6:83018200 r5:852dcf8c r4:85343c80 [ 1335.037479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.037583][ T32] r10:61c88647 r9:85274800 r8:85343cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.037625][ T32] r4:85343c80 [ 1335.037664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.037723][ T32] r10:00000000 r9:85343c80 r8:80287e08 r7:eaf81e60 r6:85343d00 r5:85274800 [ 1335.037748][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.037815][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) ** 7 printk messages dropped ** [ 1335.038404][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.038569][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.038831][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1335.060297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 7 printk messages dropped ** [ 1335.061296][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1335.061907][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1335.062159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.063136][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.064049][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.064100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1335.064127][ T32] r4:00000000 [ 1335.064153][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.064671][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.064744][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.064807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85354540 [ 1335.064835][ T32] r4:00000000 [ 1335.064864][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.064925][ T32] r9:83018205 r8:85276000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1335.065250][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.065314][ T32] r5:00001000 r4:e8a59000 [ 1335.065337][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.065381][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.065430][ T32] r5:852ddb8c r4:852dd800 [ 1335.065456][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.065520][ T32] r7:ddde2d80 r6:83018200 r5:852ddb8c r4:85343d80 [ 1335.065543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.065596][ T32] r10:61c88647 r9:85276000 r8:85343dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.065711][ T32] r4:85343d80 [ 1335.065737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.065797][ T32] r10:00000000 r9:85343d80 r8:80287e08 r7:eaf81e60 r6:85343e00 r5:85276000 [ 1335.065824][ T32] r4:00000001 [ 1335.065846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.065904][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1335.066037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.066075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.066153][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.066199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.066246][ T32] r4:85354180 [ 1335.066608][ T32] INFO: task kworker/1:459:4488 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.066652][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.066718][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.066765][ T32] Call trace: [ 1335.066979][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.067044][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.067072][ T32] r4:00000000 [ 1335.067118][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.067342][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.067731][ T32] 9d20: b1c0e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.067773][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.067803][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.067830][ T32] r5:800f0013 r4:80239bb0 [ 1335.067854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.067903][ T32] r4:82ac21e4 [ 1335.067925][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.067987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.068033][ T32] r4:e0009dc0 [ 1335.068060][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.068110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.068135][ T32] r4:00000000 [ 1335.068194][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.068345][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 1 printk messages dropped ** [ 1335.068531][ T32] r5:00001000 r4:ecbd5000 ** 7 printk messages dropped ** [ 1335.090245][ T32] r4:84bd5200 ** 1 printk messages dropped ** [ 1335.090488][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 10 printk messages dropped ** [ 1335.091408][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1335.092132][ T32] r4:85276c00 ** 4 printk messages dropped ** [ 1335.092581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 ** 1 printk messages dropped ** [ 1335.092693][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.092784][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.092882][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.092994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85354400 [ 1335.093076][ T32] r4:00000000 [ 1335.093139][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.093298][ T32] r9:83018205 r8:85276c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1335.093364][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.093477][ T32] r5:00001000 r4:e8a01000 [ 1335.093537][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.093647][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.093758][ T32] r5:852dd78c r4:852dd400 [ 1335.093815][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.093958][ T32] r7:ddde2d80 r6:83018200 r5:852dd78c r4:85343e80 [ 1335.094022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.094138][ T32] r10:61c88647 r9:85276c00 r8:85343eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.094189][ T32] r4:85343e80 [ 1335.094218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.094278][ T32] r10:00000000 r9:85343e80 r8:80287e08 r7:eaf89e60 r6:85343f00 r5:85276c00 [ 1335.094330][ T32] r4:00000001 [ 1335.094360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.094405][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1335.094440][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.094473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.094505][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.094539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.094568][ T32] r4:85354180 [ 1335.094982][ T32] INFO: task kworker/1:460:4489 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.095050][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.095124][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.095175][ T32] Call trace: [ 1335.095223][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.095283][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.095308][ T32] r4:00000000 [ 1335.095348][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.095423][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.095483][ T32] 9d20: b1cba000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.095522][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.095553][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.095582][ T32] r5:800f0013 r4:80239bb0 [ 1335.095607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.095657][ T32] r4:82ac21e4 [ 1335.095710][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.095766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.095820][ T32] r4:e0009dc0 [ 1335.095871][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.095927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.095977][ T32] r4:00000000 [ 1335.096027][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.096086][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.096136][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.096198][ T32] r5:00001000 r4:ecbd5000 [ 1335.096223][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.096271][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.096331][ T32] r5:85adb38c r4:85adb000 [ 1335.096357][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.096412][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.096436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.096490][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1335.096539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.096878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.097199][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.097588][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.098030][ T32] r9:83018205 r8:85275400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1335.098256][ T32] r5:852de38c r4:852de000 ** 1 printk messages dropped ** [ 1335.098395][ T32] r7:ddde2d80 r6:83018200 r5:852de38c r4:85343f80 ** 2 printk messages dropped ** [ 1335.098507][ T32] r4:85343f80 ** 1 printk messages dropped ** [ 1335.098580][ T32] r10:00000000 r9:85343f80 r8:80287e08 r7:eaf89e60 r6:85359000 r5:85275400 [ 1335.098605][ T32] r4:00000001 [ 1335.098627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.098706][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1335.098741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.098773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.098814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.098852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.098877][ T32] r4:853545c0 [ 1335.099169][ T32] INFO: task kworker/1:461:4492 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.099245][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.125100][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.125220][ T32] Call trace: [ 1335.125260][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.125333][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.125361][ T32] r4:00000000 [ 1335.125383][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.125430][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.125491][ T32] 9d20: b1fc6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.125530][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.125569][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.125600][ T32] r5:800f0013 r4:80239bb0 [ 1335.125624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.125679][ T32] r4:82ac21e4 [ 1335.125709][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1335.126133][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1335.127191][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1335.127488][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.127801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.128249][ T32] task:kworker/1:462 state:D stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.129116][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.143367][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.143807][ T32] r5:00001000 r4:e8a7b000 ** 2 printk messages dropped ** [ 1335.144108][ T32] r5:852ddf8c r4:852ddc00 [ 1335.144164][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.144543][ T32] r4:85359080 ** 5 printk messages dropped ** [ 1335.145045][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.146609][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.147394][ T32] 9d20: b2382000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1335.148096][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1335.148607][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.172575][ T32] r4:84bd5200 [ 1335.172638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.172767][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.172865][ T32] r4:00000001 [ 1335.172926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.173025][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.173144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.173242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.173324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.173475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.173547][ T32] r4:84bc6c00 [ 1335.173610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.173712][ T32] INFO: task kworker/1:463:4497 blocked for more than 461 seconds. [ 1335.173799][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.173899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.173984][ T32] task:kworker/1:463 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.174134][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.174283][ T32] Call trace: [ 1335.174417][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.174549][ T32] r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000113 r6:eaf9dd8c r5:8527a400 [ 1335.174614][ T32] r4:8527a400 [ 1335.174698][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.174842][ T32] r5:8527a400 r4:8291a680 [ 1335.174905][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.175001][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.175132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1335.175166][ T32] r4:00000000 [ 1335.175197][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.175242][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.175288][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.175390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85354f00 [ 1335.175422][ T32] r4:00000000 [ 1335.175475][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.175539][ T32] r9:83018205 r8:8527a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1335.175566][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.175617][ T32] r5:00001000 r4:eac01000 [ 1335.175639][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.175773][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.175831][ T32] r5:852deb8c r4:852de800 [ 1335.176015][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.176073][ T32] r7:ddde2d80 r6:83018200 r5:852deb8c r4:85359180 [ 1335.176097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.176189][ T32] r10:61c88647 r9:8527a400 r8:853591ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.176222][ T32] r4:85359180 [ 1335.176245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.176300][ T32] r10:00000000 r9:85359180 r8:80287e08 r7:eaf8de60 r6:85359200 r5:8527a400 [ 1335.176356][ T32] r4:00000001 [ 1335.176383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.176426][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1335.176459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.176493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.176524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.176558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.176583][ T32] r4:853547c0 [ 1335.177003][ T32] INFO: task kworker/1:463:4497 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.177050][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.177118][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.177236][ T32] Call trace: [ 1335.177291][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.177367][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.177504][ T32] r4:00000000 [ 1335.177533][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.177583][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.177617][ T32] 9d20: b2609000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.177652][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.177681][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.177710][ T32] r5:800f0013 r4:80239bb0 [ 1335.177734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.177783][ T32] r4:82ac21e4 [ 1335.178125][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.178188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 3 printk messages dropped ** [ 1335.178323][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.178703][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1335.178910][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1335.179081][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1335.196306][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 1335.197068][ T32] r10:8291a684 r9:eafa1d84 r8:00000002 r7:60000013 r6:eafa1d8c r5:85278c00 ** 7 printk messages dropped ** [ 1335.197792][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1335.198467][ T32] r9:83018205 r8:85278c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1335.198920][ T32] r5:852de78c r4:852de400 ** 3 printk messages dropped ** [ 1335.211740][ T32] r10:61c88647 r9:85278c00 r8:853592ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.212282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.213217][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.213581][ T32] 9d20: b29a1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.213614][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.213663][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.213726][ T32] r5:800f0013 r4:80239bb0 [ 1335.213785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.213842][ T32] r4:82ac21e4 [ 1335.213867][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.213918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.213973][ T32] r4:e0009dc0 [ 1335.214003][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.214059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.214085][ T32] r4:00000000 [ 1335.214109][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.214166][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.214197][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.214249][ T32] r5:00001000 r4:ecbd5000 [ 1335.214274][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.214320][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.214399][ T32] r5:85adb38c r4:85adb000 [ 1335.214460][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.214525][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.214581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.214642][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.214696][ T32] r4:84bd5200 [ 1335.214722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.214777][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.214802][ T32] r4:00000001 [ 1335.214823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.214866][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.215050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.215138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.215221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.215304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.215421][ T32] r4:84bc6c00 [ 1335.215485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.215564][ T32] INFO: task kworker/0:224:4499 blocked for more than 461 seconds. [ 1335.215678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.215832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.215913][ T32] task:kworker/0:224 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.216101][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.216251][ T32] Call trace: [ 1335.216421][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.216556][ T32] r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:8527bc00 [ 1335.216620][ T32] r4:8527bc00 [ 1335.216676][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.216793][ T32] r5:8527bc00 r4:8291a680 [ 1335.216847][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.216946][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.217064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 1335.217193][ T32] r4:00000000 [ 1335.217259][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.217359][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.217473][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.217553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af040 [ 1335.217579][ T32] r4:00000000 [ 1335.217693][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.217752][ T32] r9:83018005 r8:8527bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1335.217810][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.217864][ T32] r5:00001000 r4:eb05b000 [ 1335.218159][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.218216][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.218266][ T32] r5:85213f8c r4:85213c00 [ 1335.218616][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.218673][ T32] r7:dddced80 r6:83018000 r5:85213f8c r4:85332900 [ 1335.218727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.218785][ T32] r10:61c88647 r9:8527bc00 r8:8533292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.218813][ T32] r4:85332900 [ 1335.218839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.218896][ T32] r10:00000000 r9:85332900 r8:80287e08 r7:eaf05e60 r6:85359380 r5:8527bc00 [ 1335.218922][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.219351][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.247268][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.248044][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1335.248313][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1335.248518][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.249378][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1335.249829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.258559][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.259053][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.259111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1335.259140][ T32] r4:00000000 [ 1335.259162][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.259209][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.259364][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.259629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85357d40 [ 1335.259675][ T32] r4:00000000 [ 1335.259700][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.259790][ T32] r9:83018005 r8:85279800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.259821][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.259875][ T32] r5:00001000 r4:eafd1000 [ 1335.259899][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.259958][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.260013][ T32] r5:8521378c r4:85213400 [ 1335.260037][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.260159][ T32] r7:dddced80 r6:83018000 r5:8521378c r4:85332980 [ 1335.260199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.260258][ T32] r10:61c88647 r9:85279800 r8:853329ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.260288][ T32] r4:85332980 [ 1335.260311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.260426][ T32] r10:00000000 r9:85332980 r8:80287e08 r7:eafa9e60 r6:85359400 r5:85279800 [ 1335.260488][ T32] r4:00000001 [ 1335.260580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.260698][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1335.260779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.260886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.260971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.261059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.261141][ T32] r4:85357580 [ 1335.261916][ T32] INFO: task kworker/0:225:4502 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.262037][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.262206][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.262384][ T32] Call trace: [ 1335.262520][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.262663][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.262728][ T32] r4:00000000 [ 1335.262781][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.262885][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 1 printk messages dropped ** [ 1335.263062][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.263131][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.263205][ T32] r5:800f0013 r4:80239bb0 [ 1335.263259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.263393][ T32] r4:82ac21e4 [ 1335.263454][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.263590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.263652][ T32] r4:e0009dc0 [ 1335.263728][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.263838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.263895][ T32] r4:00000000 [ 1335.263952][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.264067][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.264122][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.264234][ T32] r5:00001000 r4:ecbd5000 [ 1335.264288][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.264384][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.264492][ T32] r5:85adb38c r4:85adb000 [ 1335.264548][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.264687][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.264752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.264911][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.264985][ T32] r4:84bd5200 [ 1335.265037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.265160][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.265233][ T32] r4:00000001 [ 1335.265391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.265525][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.265651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.265743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.265816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.265893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.265953][ T32] r4:84bc6c00 [ 1335.266007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.266078][ T32] INFO: task kworker/1:465:4505 blocked for more than 461 seconds. ** 4 printk messages dropped ** [ 1335.266649][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.267357][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.267979][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.268639][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.268783][ T32] r5:852def8c r4:852dec00 ** 1 printk messages dropped ** [ 1335.269047][ T32] r7:ddde2d80 r6:83018200 r5:852def8c r4:85359480 ** 2 printk messages dropped ** [ 1335.301235][ T32] r4:85359480 ** 6 printk messages dropped ** [ 1335.301573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.302703][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.303548][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1335.304345][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.304970][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1335.305413][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1335.305647][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.305966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.306797][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.307839][ T32] r5:8527d400 r4:8291a680 ** 5 printk messages dropped ** [ 1335.308340][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1335.308542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338f80 [ 1335.308601][ T32] r4:00000000 [ 1335.308711][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.308913][ T32] r9:83018205 r8:8527d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1335.308989][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.309113][ T32] r5:00001000 r4:ead65000 [ 1335.309164][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.333240][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.333463][ T32] r5:852df38c r4:852df000 [ 1335.333494][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.333557][ T32] r7:ddde2d80 r6:83018200 r5:852df38c r4:85359580 [ 1335.333581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.333730][ T32] r10:61c88647 r9:8527d400 r8:853595ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.333764][ T32] r4:85359580 [ 1335.333786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.333842][ T32] r10:00000000 r9:85359580 r8:80287e08 r7:eaf95e60 r6:85359600 r5:8527d400 [ 1335.333866][ T32] r4:00000001 [ 1335.333887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.333929][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1335.333962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.333996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.334060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.334100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.334191][ T32] r4:84a1dec0 [ 1335.334613][ T32] INFO: task kworker/1:466:4506 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.334660][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.335159][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.335411][ T32] Call trace: [ 1335.335456][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.335519][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.335545][ T32] r4:00000000 [ 1335.335566][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.335611][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.335648][ T32] 9d20: b347f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.335684][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.335770][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.335804][ T32] r5:800f0013 r4:80239bb0 [ 1335.335827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.335876][ T32] r4:82ac21e4 [ 1335.335988][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.336046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.336071][ T32] r4:e0009dc0 [ 1335.336092][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.336141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.336166][ T32] r4:00000000 [ 1335.336194][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.336249][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.336394][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.336450][ T32] r5:00001000 r4:ecbd5000 [ 1335.336473][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.336535][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.336855][ T32] r5:85adb38c r4:85adb000 [ 1335.336881][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.336937][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.336961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.337235][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.337294][ T32] r4:84bd5200 [ 1335.337321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.337379][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1335.337590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.338010][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.338311][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.338915][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.356983][ T32] r5:852df78c r4:852df400 [ 1335.357042][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.357373][ T32] r4:85359680 ** 6 printk messages dropped ** [ 1335.357879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.366164][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 2 printk messages dropped ** [ 1335.366413][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.366477][ T32] 9d20: b371c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.366533][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.366624][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.366686][ T32] r5:800f0013 r4:80239bb0 [ 1335.366716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.366818][ T32] r4:82ac21e4 [ 1335.366866][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.366983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.367038][ T32] r4:e0009dc0 [ 1335.367103][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.367199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.367258][ T32] r4:00000000 [ 1335.367306][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.367464][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.367533][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.367642][ T32] r5:00001000 r4:ecbd5000 [ 1335.367695][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.367794][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.367897][ T32] r5:85adb38c r4:85adb000 [ 1335.367950][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.368094][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.368158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.368282][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.368335][ T32] r4:84bd5200 [ 1335.368387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.368522][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.368581][ T32] r4:00000001 [ 1335.368629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.368706][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.368751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.368785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.368816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.368878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.368910][ T32] r4:84bc6c00 [ 1335.368940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.368996][ T32] INFO: task kworker/1:468:4511 blocked for more than 461 seconds. [ 1335.369041][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.369128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.369165][ T32] task:kworker/1:468 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.381951][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.382100][ T32] Call trace: [ 1335.382145][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.382228][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:8527ec00 [ 1335.382319][ T32] r4:8527ec00 [ 1335.382373][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.382462][ T32] r5:8527ec00 r4:8291a680 [ 1335.382497][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.382545][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.382595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1335.382621][ T32] r4:00000000 [ 1335.382642][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1335.383086][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.383408][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.383467][ T32] r5:852dff8c r4:852dfc00 ** 1 printk messages dropped ** [ 1335.383610][ T32] r7:ddde2d80 r6:83018200 r5:852dff8c r4:85359780 ** 5 printk messages dropped ** [ 1335.383838][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.384146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.385291][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.385598][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.385784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1335.386319][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1335.386664][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1335.387223][ T32] INFO: task kworker/1:469:4512 blocked for more than 461 seconds. ** 8 printk messages dropped ** [ 1335.387743][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1335.388194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361280 ** 7 printk messages dropped ** [ 1335.388615][ T32] r5:852dfb8c r4:852df800 [ 1335.388637][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.388690][ T32] r7:ddde2d80 r6:83018200 r5:852dfb8c r4:85359880 [ 1335.388744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.388803][ T32] r10:61c88647 r9:8527b000 r8:853598ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.388828][ T32] r4:85359880 [ 1335.388848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.388900][ T32] r10:00000000 r9:85359880 r8:80287e08 r7:eafb1e60 r6:85359900 r5:8527b000 [ 1335.388985][ T32] r4:00000001 [ 1335.389012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.389193][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1335.389229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.409949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.410037][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.410079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.410107][ T32] r4:853611c0 [ 1335.410517][ T32] INFO: task kworker/1:469:4512 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.410576][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.410749][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.410813][ T32] Call trace: [ 1335.410848][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.410927][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.410985][ T32] r4:00000000 [ 1335.411011][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.411061][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.411094][ T32] 9d20: b3d79000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.411129][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.411336][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.411375][ T32] r5:800f0013 r4:80239bb0 [ 1335.411400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.411451][ T32] r4:82ac21e4 [ 1335.411474][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.411556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.411587][ T32] r4:e0009dc0 [ 1335.411610][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.411722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.411753][ T32] r4:00000000 [ 1335.411923][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.411986][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.412012][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.412063][ T32] r5:00001000 r4:ecbd5000 [ 1335.412086][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.412148][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.412206][ T32] r5:85adb38c r4:85adb000 [ 1335.412230][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.412310][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.412339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.412396][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.412421][ T32] r4:84bd5200 [ 1335.412444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.412528][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.412558][ T32] r4:00000001 [ 1335.412581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.412653][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.412687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.412720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.413001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.413058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.413087][ T32] r4:84bc6c00 [ 1335.413111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.413153][ T32] INFO: task kworker/1:470:4515 blocked for more than 461 seconds. [ 1335.413198][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.413227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.413259][ T32] task:kworker/1:470 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.413420][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.413501][ T32] Call trace: [ 1335.413536][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.413594][ T32] r10:8291a684 r9:eafb9d84 r8:00000002 r7:60000113 r6:eafb9d8c r5:85273000 [ 1335.413620][ T32] r4:85273000 [ 1335.413662][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.413740][ T32] r5:85273000 r4:8291a680 [ 1335.413767][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.413812][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.413863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 1335.413903][ T32] r4:00000000 [ 1335.413928][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1335.414054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361800 ** 7 printk messages dropped ** [ 1335.414423][ T32] r5:852e478c r4:852e4400 [ 1335.414501][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.414559][ T32] r7:ddde2d80 r6:83018200 r5:852e478c r4:85359980 ** 4 printk messages dropped ** [ 1335.414733][ T32] r10:00000000 r9:85359980 r8:80287e08 r7:eafb1e60 r6:85359a00 r5:85273000 ** 7 printk messages dropped ** [ 1335.415168][ T32] r4:85361340 [ 1335.415461][ T32] INFO: task kworker/1:470:4515 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.415538][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.415638][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.415691][ T32] Call trace: [ 1335.415723][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.415782][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.415810][ T32] r4:00000000 [ 1335.415851][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.416009][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.416066][ T32] 9d20: b3d79000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.416133][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.416165][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.416209][ T32] r5:800f0013 r4:80239bb0 [ 1335.416252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.416370][ T32] r4:82ac21e4 [ 1335.416398][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.416451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.416485][ T32] r4:e0009dc0 [ 1335.416507][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.416556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.416617][ T32] r4:00000000 [ 1335.416758][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.416821][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.416887][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.417234][ T32] r5:85adb38c r4:85adb000 ** 5 printk messages dropped ** [ 1335.417745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.418109][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1335.418384][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.418768][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.441042][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.441406][ T32] r5:852e438c r4:852e4000 ** 3 printk messages dropped ** [ 1335.441581][ T32] r10:61c88647 r9:85370000 r8:85359aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1335.442145][ T32] r4:85361340 ** 2 printk messages dropped ** [ 1335.442641][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.442963][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 11 printk messages dropped ** [ 1335.443550][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1335.444299][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1335.444631][ T32] INFO: task kworker/1:472:4518 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1335.445042][ T32] r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000013 r6:eafc9d8c r5:85371800 ** 7 printk messages dropped ** [ 1335.445337][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1335.445809][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.446006][ T32] r10:61c88647 r9:85371800 r8:85359bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.446684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.447130][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.447201][ T32] Call trace: [ 1335.447238][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.447312][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.447386][ T32] r4:00000000 [ 1335.447412][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.447460][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.447493][ T32] 9d20: b412e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.447530][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.447561][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.447588][ T32] r5:800f0013 r4:80239bb0 [ 1335.447610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.447658][ T32] r4:82ac21e4 [ 1335.447680][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.447729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.447753][ T32] r4:e0009dc0 [ 1335.447775][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.447823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.447911][ T32] r4:00000000 [ 1335.447956][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.448040][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.448070][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.448121][ T32] r5:00001000 r4:ecbd5000 [ 1335.448142][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.448194][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.448244][ T32] r5:85adb38c r4:85adb000 [ 1335.448299][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.448362][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.448415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.448531][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.448562][ T32] r4:84bd5200 [ 1335.448609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.448668][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.448724][ T32] r4:00000001 [ 1335.448780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.448852][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.448886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.448935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.448969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.449021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.449052][ T32] r4:84bc6c00 [ 1335.449075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.449125][ T32] INFO: task kworker/1:473:4520 blocked for more than 461 seconds. [ 1335.449161][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.449192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.449219][ T32] task:kworker/1:473 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.469649][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.469729][ T32] Call trace: [ 1335.469767][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.469831][ T32] r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000113 r6:eafd5d8c r5:85372400 [ 1335.469858][ T32] r4:85372400 [ 1335.469879][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.469929][ T32] r5:85372400 r4:8291a680 [ 1335.469952][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.469999][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.470064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1335.470094][ T32] r4:00000000 [ 1335.470118][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.470159][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.470209][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.470258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361d80 [ 1335.470310][ T32] r4:00000000 [ 1335.470363][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.470422][ T32] r9:83018205 r8:85372400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1335.470447][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.470642][ T32] r5:852e538c r4:852e5000 [ 1335.470670][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.470859][ T32] r4:85359c80 ** 6 printk messages dropped ** [ 1335.471539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.472309][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.472590][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1335.472974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1335.473609][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1335.473998][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1335.474692][ T32] INFO: task kworker/1:474:4523 blocked for more than 461 seconds. [ 1335.474740][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.474770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.474797][ T32] task:kworker/1:474 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.474850][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.474945][ T32] Call trace: [ 1335.475063][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.475120][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:85370c00 [ 1335.475145][ T32] r4:85370c00 [ 1335.475165][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.475220][ T32] r5:85370c00 r4:8291a680 [ 1335.475241][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.475314][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.475382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1335.475408][ T32] r4:00000000 [ 1335.475430][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.475531][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.475638][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.475706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361c40 [ 1335.475772][ T32] r4:00000000 [ 1335.475828][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.475887][ T32] r9:83018205 r8:85370c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1335.475912][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.475989][ T32] r5:00001000 r4:eafdd000 [ 1335.476015][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.476061][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.476109][ T32] r5:852e4f8c r4:852e4c00 [ 1335.476193][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.476253][ T32] r7:ddde2d80 r6:83018200 r5:852e4f8c r4:85359d80 [ 1335.476282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.476340][ T32] r10:61c88647 r9:85370c00 r8:85359dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.476366][ T32] r4:85359d80 [ 1335.476387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.476440][ T32] r10:00000000 r9:85359d80 r8:80287e08 r7:eafd5e60 r6:85359e00 r5:85370c00 [ 1335.476563][ T32] r4:00000001 [ 1335.476589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.476630][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1335.476672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.476778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.476813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.476878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.476909][ T32] r4:85361a40 [ 1335.477141][ T32] INFO: task kworker/1:474:4523 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 4 printk messages dropped ** [ 1335.477388][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.477694][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.478019][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.478179][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.478672][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1335.478851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.479189][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.511768][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.512201][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.512395][ T32] r5:00001000 r4:eaff5000 ** 2 printk messages dropped ** [ 1335.512538][ T32] r5:852e578c r4:852e5400 ** 3 printk messages dropped ** [ 1335.512691][ T32] r10:61c88647 r9:85373c00 r8:85359eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.513149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.514198][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.514361][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1335.514613][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1335.514902][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.515469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.515580][ T32] r4:00000001 [ 1335.515636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.515681][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.515711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.515742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.515772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.515807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.515968][ T32] r4:84bc6c00 [ 1335.515997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.516086][ T32] INFO: task kworker/1:476:4527 blocked for more than 462 seconds. [ 1335.516130][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.516159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.516190][ T32] task:kworker/1:476 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.516244][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.516289][ T32] Call trace: [ 1335.516346][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.516436][ T32] r10:8291a684 r9:eaffdd84 r8:00000002 r7:60000013 r6:eaffdd8c r5:85374800 [ 1335.516490][ T32] r4:85374800 [ 1335.516576][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.516633][ T32] r5:85374800 r4:8291a680 [ 1335.516657][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.516702][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.516752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1335.516777][ T32] r4:00000000 [ 1335.516892][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.516936][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.516976][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.517023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361d40 [ 1335.517047][ T32] r4:00000000 [ 1335.517073][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.517134][ T32] r9:83018205 r8:85374800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1335.517161][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.517246][ T32] r5:00001000 r4:eb00b000 [ 1335.517322][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.517399][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.517452][ T32] r5:852e5b8c r4:852e5800 [ 1335.517473][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.517526][ T32] r7:ddde2d80 r6:83018200 r5:852e5b8c r4:85359f80 [ 1335.517548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.517602][ T32] r10:61c88647 r9:85374800 r8:85359fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.517651][ T32] r4:85359f80 [ 1335.517749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.517821][ T32] r10:00000000 r9:85359f80 r8:80287e08 r7:eafc1e60 r6:85368000 r5:85374800 [ 1335.517877][ T32] r4:00000001 [ 1335.517928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.517997][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1335.518031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.518112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.518173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.518214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.518254][ T32] r4:85361d40 [ 1335.518548][ T32] INFO: task kworker/1:476:4527 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.518620][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.518690][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.518796][ T32] Call trace: [ 1335.518890][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1335.519227][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1335.533647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 5 printk messages dropped ** [ 1335.533906][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 4 printk messages dropped ** [ 1335.534108][ T32] r5:85adb38c r4:85adb000 ** 5 printk messages dropped ** [ 1335.534348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1335.534622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.535382][ T32] task:kworker/1:477 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1335.535950][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1335.536114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536f1c0 [ 1335.536140][ T32] r4:00000000 [ 1335.536163][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.536223][ T32] r9:83018205 r8:85375400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1335.536248][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.536357][ T32] r5:00001000 r4:eb01b000 [ 1335.536418][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.536468][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.536516][ T32] r5:852e5f8c r4:852e5c00 [ 1335.536538][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.536591][ T32] r7:ddde2d80 r6:83018200 r5:852e5f8c r4:85368080 [ 1335.536613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.536668][ T32] r10:61c88647 r9:85375400 r8:853680ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.536721][ T32] r4:85368080 [ 1335.536746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.536825][ T32] r10:00000000 r9:85368080 r8:80287e08 r7:eaffde60 r6:85368100 r5:85375400 [ 1335.536854][ T32] r4:00000001 [ 1335.536876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.536917][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1335.537153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.537221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.537405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.537445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.537473][ T32] r4:85361f80 [ 1335.537850][ T32] INFO: task kworker/1:477:4528 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.537923][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.537993][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.538041][ T32] Call trace: [ 1335.538076][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.538136][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.538189][ T32] r4:00000000 [ 1335.538228][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.538307][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.538345][ T32] 9d20: b4f54000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.538379][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.538407][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.538449][ T32] r5:800f0013 r4:80239bb0 [ 1335.538475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.538524][ T32] r4:82ac21e4 [ 1335.538546][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.538598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.538623][ T32] r4:e0009dc0 [ 1335.538644][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.538693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.538778][ T32] r4:00000000 [ 1335.538805][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.538860][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.538884][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.538955][ T32] r5:00001000 r4:ecbd5000 [ 1335.539139][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.539197][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.539292][ T32] r5:85adb38c r4:85adb000 [ 1335.556684][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.557055][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1335.557467][ T32] INFO: task kworker/1:478:4531 blocked for more than 462 seconds. ** 8 printk messages dropped ** [ 1335.557978][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1335.558436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536fb40 ** 7 printk messages dropped ** [ 1335.558834][ T32] r5:852e738c r4:852e7000 ** 1 printk messages dropped ** [ 1335.558906][ T32] r7:ddde2d80 r6:83018200 r5:852e738c r4:85368180 ** 7 printk messages dropped ** [ 1335.559247][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) ** 7 printk messages dropped ** [ 1335.582501][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.582971][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1335.583433][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.583651][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.584224][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1335.584541][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1335.584807][ T32] r4:85373000 ** 4 printk messages dropped ** [ 1335.585237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 ** 5 printk messages dropped ** [ 1335.585436][ T32] r4:00000000 [ 1335.585481][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.585572][ T32] r9:83018205 r8:85373000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1335.585601][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.585650][ T32] r5:00001000 r4:eb027000 [ 1335.585671][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.585745][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.585797][ T32] r5:852e638c r4:852e6000 [ 1335.585820][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.585874][ T32] r7:ddde2d80 r6:83018200 r5:852e638c r4:85368280 [ 1335.585897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.585951][ T32] r10:61c88647 r9:85373000 r8:853682ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.585990][ T32] r4:85368280 [ 1335.586015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.586069][ T32] r10:00000000 r9:85368280 r8:80287e08 r7:eb009e60 r6:85368300 r5:85373000 [ 1335.586094][ T32] r4:00000001 [ 1335.586115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.586154][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1335.586189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.586251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.586374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.586412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.586437][ T32] r4:8536f180 [ 1335.586721][ T32] INFO: task kworker/1:479:4533 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.586763][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.586890][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.586940][ T32] Call trace: [ 1335.586999][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.587063][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.587106][ T32] r4:00000000 [ 1335.587128][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.587172][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.587209][ T32] 9d20: b5b2b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.587246][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.587276][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.587463][ T32] r5:800f0013 r4:80239bb0 [ 1335.587579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.587633][ T32] r4:82ac21e4 [ 1335.587658][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.587709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.587759][ T32] r4:e0009dc0 [ 1335.587787][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.587839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.587864][ T32] r4:00000000 [ 1335.587885][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.587937][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.587987][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.588041][ T32] r5:00001000 r4:ecbd5000 [ 1335.588063][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.588112][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.588190][ T32] r5:85adb38c r4:85adb000 [ 1335.588217][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.588276][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.588300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.588355][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.588379][ T32] r4:84bd5200 [ 1335.588436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.588564][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.588712][ T32] r4:00000001 [ 1335.588739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.588782][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.588812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.588907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.588942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.589001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.589060][ T32] r4:84bc6c00 [ 1335.589087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.589119][ T32] INFO: task kworker/0:226:4534 blocked for more than 462 seconds. [ 1335.589155][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.589189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.589232][ T32] task:kworker/0:226 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.599139][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.599304][ T32] Call trace: [ 1335.599735][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.599812][ T32] r10:8291a684 r9:eb031d84 r8:00000002 r7:60000013 r6:eb031d8c r5:84b38000 [ 1335.599840][ T32] r4:84b38000 [ 1335.599863][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.599913][ T32] r5:84b38000 r4:8291a680 [ 1335.599936][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.599979][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.600045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1335.600106][ T32] r4:00000000 [ 1335.600133][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.600176][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.600240][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.600354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85357f80 [ 1335.600384][ T32] r4:00000000 [ 1335.600407][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1335.600759][ T32] r5:85213b8c r4:85213800 [ 1335.600810][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.601099][ T32] r10:00000000 r9:85332a00 r8:80287e08 r7:eafa9e60 r6:85332a80 r5:84b38000 ** 9 printk messages dropped ** [ 1335.601852][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.602696][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.602836][ T32] r4:e0009dc0 ** 8 printk messages dropped ** [ 1335.603402][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.603647][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.603717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.603779][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.603823][ T32] r4:84bd5200 [ 1335.603928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.603987][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.604013][ T32] r4:00000001 [ 1335.604035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.604107][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.604143][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.604177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.604230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.604269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.604297][ T32] r4:84bc6c00 [ 1335.604351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.604387][ T32] INFO: task kworker/1:480:4536 blocked for more than 462 seconds. [ 1335.604426][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.604458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.604487][ T32] task:kworker/1:480 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.604541][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.604617][ T32] Call trace: [ 1335.604859][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.604922][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000013 r6:eb041d8c r5:84b39800 [ 1335.604952][ T32] r4:84b39800 [ 1335.605082][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.605152][ T32] r5:84b39800 r4:8291a680 [ 1335.605178][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.605392][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.605617][ T32] r9:83018205 r8:84b39800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1335.605678][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.605737][ T32] r5:00001000 r4:eb033000 [ 1335.605763][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.605809][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.605876][ T32] r5:852e678c r4:852e6400 [ 1335.605997][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.606053][ T32] r7:ddde2d80 r6:83018200 r5:852e678c r4:85368380 [ 1335.606077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.606132][ T32] r10:61c88647 r9:84b39800 r8:853683ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.606157][ T32] r4:85368380 [ 1335.606206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.606268][ T32] r10:00000000 r9:85368380 r8:80287e08 r7:eb009e60 r6:85332b00 r5:84b39800 [ 1335.606293][ T32] r4:00000001 [ 1335.606314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.606389][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1335.606425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.606460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.606508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.606638][ T32] r4:8536f2c0 ** 5 printk messages dropped ** [ 1335.607407][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.607726][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.607917][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.608152][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1335.608513][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.608900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.642705][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.643130][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1335.643994][ T32] r5:852e6b8c r4:852e6800 [ 1335.644019][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.644199][ T32] r10:61c88647 r9:84b3a400 r8:8536842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1335.644590][ T32] r4:8536f4c0 ** 5 printk messages dropped ** [ 1335.645575][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.646049][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.646284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 3 printk messages dropped ** [ 1335.646463][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.646580][ T32] r5:00001000 r4:ecbd5000 [ 1335.646607][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.646654][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.646702][ T32] r5:85adb38c r4:85adb000 [ 1335.646724][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.646799][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.646828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.646884][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.646910][ T32] r4:84bd5200 [ 1335.646932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.647002][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.647047][ T32] r4:00000001 [ 1335.647072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.647137][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.647180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.647221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.647356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.647397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.647422][ T32] r4:84bc6c00 [ 1335.647447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.647495][ T32] INFO: task kworker/1:482:4539 blocked for more than 462 seconds. [ 1335.647647][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.647680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.647723][ T32] task:kworker/1:482 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.648017][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.648331][ T32] Call trace: [ 1335.648371][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.648431][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:84b3b000 [ 1335.648557][ T32] r4:84b3b000 [ 1335.648584][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.648635][ T32] r5:84b3b000 r4:8291a680 [ 1335.648656][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.648719][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.648775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1335.648830][ T32] r4:00000000 [ 1335.648856][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.648902][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.648971][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.649026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536fa80 [ 1335.649150][ T32] r4:00000000 [ 1335.649177][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.649238][ T32] r9:83018205 r8:84b3b000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1335.666262][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.666602][ T32] r5:00001000 r4:df9df000 [ 1335.666675][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.666843][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.666944][ T32] r5:852e6f8c r4:852e6c00 [ 1335.666994][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.667298][ T32] r10:61c88647 r9:84b3b000 r8:853684ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.667974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.682715][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 10 printk messages dropped ** [ 1335.683290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 7 printk messages dropped ** [ 1335.683850][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1335.684211][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.684564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.684881][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.685336][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.685835][ T32] r9:83018005 r8:84b3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1335.685863][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.685914][ T32] r5:00001000 r4:eb06b000 [ 1335.685937][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.685982][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.686029][ T32] r5:8491a38c r4:8491a000 [ 1335.686196][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.686255][ T32] r7:dddced80 r6:83018000 r5:8491a38c r4:85332c80 [ 1335.686390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.686475][ T32] r10:61c88647 r9:84b3bc00 r8:85332cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.686513][ T32] r4:85332c80 [ 1335.686534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.686616][ T32] r10:00000000 r9:85332c80 r8:80287e08 r7:eafa9e60 r6:85332d00 r5:84b3bc00 [ 1335.686646][ T32] r4:00000001 [ 1335.686744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.686790][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1335.686869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.686992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.687076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.687166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.687203][ T32] r4:853af1c0 [ 1335.687659][ T32] INFO: task kworker/0:227:4542 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.687740][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.687843][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.687936][ T32] Call trace: [ 1335.687970][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.688029][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.688054][ T32] r4:00000000 [ 1335.688076][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.688121][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.688153][ T32] 9d20: b6939000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.688250][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.688285][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.688315][ T32] r5:800f0013 r4:80239bb0 [ 1335.688364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.688436][ T32] r4:82ac21e4 [ 1335.688463][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.688515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.688568][ T32] r4:e0009dc0 [ 1335.688595][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.688646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.688671][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.688881][ T32] r5:00001000 r4:ecbd5000 ** 7 printk messages dropped ** [ 1335.696817][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1335.697025][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.697389][ T32] r4:84bc6c00 ** 6 printk messages dropped ** [ 1335.697924][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.698158][ T32] r5:84b3c800 r4:8291a680 ** 7 printk messages dropped ** [ 1335.698555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d19c0 ** 7 printk messages dropped ** [ 1335.698955][ T32] r5:8491978c r4:84919400 ** 1 printk messages dropped ** [ 1335.699036][ T32] r7:dddced80 r6:83018000 r5:8491978c r4:85332d80 ** 7 printk messages dropped ** [ 1335.712319][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) ** 7 printk messages dropped ** [ 1335.713299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.713640][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1335.713899][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.714265][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.714722][ T32] r5:85adb38c r4:85adb000 ** 5 printk messages dropped ** [ 1335.714961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.715261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.715658][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.716083][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.716566][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1335.716914][ T32] r5:852e778c r4:852e7400 ** 1 printk messages dropped ** [ 1335.717004][ T32] r7:ddde2d80 r6:83018200 r5:852e778c r4:85368500 [ 1335.717055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.717116][ T32] r10:61c88647 r9:84b3d400 r8:8536852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.717141][ T32] r4:85368500 [ 1335.717163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.717226][ T32] r10:00000000 r9:85368500 r8:80287e08 r7:eb009e60 r6:85332e80 r5:84b3d400 [ 1335.717273][ T32] r4:00000001 [ 1335.717301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.717343][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 1335.717378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.717412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.717441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.717479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.717506][ T32] r4:8536f9c0 [ 1335.717829][ T32] INFO: task kworker/1:483:4549 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.717903][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.717972][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.718023][ T32] Call trace: [ 1335.718136][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.718208][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.718262][ T32] r4:00000000 [ 1335.718288][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.718336][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.718398][ T32] 9d20: b6bc9000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.718462][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.718494][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.718526][ T32] r5:800f0013 r4:80239bb0 [ 1335.718582][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.718635][ T32] r4:82ac21e4 [ 1335.718659][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.718713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.718738][ T32] r4:e0009dc0 [ 1335.718760][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.718813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.718857][ T32] r4:00000000 [ 1335.718883][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.718964][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.718996][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.719047][ T32] r5:00001000 r4:ecbd5000 [ 1335.719130][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.719188][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.719246][ T32] r5:85adb38c r4:85adb000 [ 1335.719344][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.738743][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.738816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.738914][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.738967][ T32] r4:84bd5200 [ 1335.739020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.739084][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.739264][ T32] r4:00000001 [ 1335.739748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.739816][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.739853][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.739886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.739917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.739988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.740066][ T32] r4:84bc6c00 [ 1335.740097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1335.740171][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 7 printk messages dropped ** [ 1335.740527][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1335.741050][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.741457][ T32] r5:852e7b8c r4:852e7800 [ 1335.741482][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.741646][ T32] r10:61c88647 r9:84b3e000 r8:853685ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1335.742212][ T32] r4:8536fb00 ** 5 printk messages dropped ** [ 1335.743017][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.743573][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.743761][ T32] r4:e0009dc0 ** 4 printk messages dropped ** [ 1335.744072][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1335.744741][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1335.744850][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.745059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.745357][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.745748][ T32] r5:8383bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1335.745986][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.746258][ T32] r9:83018205 r8:8383bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1335.746293][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.746356][ T32] r5:00001000 r4:e00cb000 [ 1335.746398][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.746476][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.746530][ T32] r5:852e7f8c r4:852e7c00 [ 1335.746552][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.746617][ T32] r7:ddde2d80 r6:83018200 r5:852e7f8c r4:85368600 [ 1335.746646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.746701][ T32] r10:61c88647 r9:8383bc00 r8:8536862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.746752][ T32] r4:85368600 [ 1335.746806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.746864][ T32] r10:00000000 r9:85368600 r8:80287e08 r7:eae89e60 r6:85332f80 r5:8383bc00 [ 1335.746991][ T32] r4:00000001 [ 1335.747020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.747067][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1335.747122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.747156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.747191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.747226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.747251][ T32] r4:8536fb00 [ 1335.747554][ T32] INFO: task kworker/1:485:4552 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.747602][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.747665][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.747809][ T32] Call trace: [ 1335.747876][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.748058][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.748101][ T32] r4:00000000 [ 1335.748126][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.748173][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.748214][ T32] 9d20: b6fda000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.748247][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.748275][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.748304][ T32] r5:800f0013 r4:80239bb0 [ 1335.748333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.748471][ T32] r4:82ac21e4 [ 1335.748503][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.748556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.748581][ T32] r4:e0009dc0 [ 1335.748603][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.748656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.748683][ T32] r4:00000000 [ 1335.748705][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.748858][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.748888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.748939][ T32] r5:00001000 r4:ecbd5000 [ 1335.748962][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.749006][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.749054][ T32] r5:85adb38c r4:85adb000 [ 1335.749076][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.749190][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.749222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.770916][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.771035][ T32] r4:84bd5200 [ 1335.771103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.771201][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.771232][ T32] r4:00000001 [ 1335.771256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.771301][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.771374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.771414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.771450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.771486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.771535][ T32] r4:84bc6c00 [ 1335.771568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.771616][ T32] INFO: task kworker/1:486:4554 blocked for more than 462 seconds. [ 1335.771673][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.771705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.771734][ T32] task:kworker/1:486 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.771799][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.771852][ T32] Call trace: [ 1335.771888][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.771949][ T32] r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000013 r6:eaea9d8c r5:84b38c00 [ 1335.771975][ T32] r4:84b38c00 [ 1335.771997][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.772103][ T32] r5:84b38c00 r4:8291a680 [ 1335.772223][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.772338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 ** 8 printk messages dropped ** [ 1335.772798][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.772985][ T32] r5:852f078c r4:852f0400 ** 6 printk messages dropped ** [ 1335.773424][ T32] r10:00000000 r9:85368680 r8:80287e08 r7:eae91e60 r6:853b4000 r5:84b38c00 ** 9 printk messages dropped ** [ 1335.774155][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.774799][ T32] r4:82ac21e4 [ 1335.774826][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.774878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.774903][ T32] r4:e0009dc0 [ 1335.774926][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.774975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.775000][ T32] r4:00000000 [ 1335.775052][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.775111][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.775136][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.775191][ T32] r5:00001000 r4:ecbd5000 [ 1335.775216][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.775333][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.775432][ T32] r5:85adb38c r4:85adb000 [ 1335.775484][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.775546][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.775570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.775657][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.775714][ T32] r4:84bd5200 [ 1335.775739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.775830][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.775888][ T32] r4:00000001 [ 1335.775915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.775956][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.776029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.776151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.776206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.776245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.776295][ T32] r4:84bc6c00 [ 1335.776324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.776356][ T32] INFO: task kworker/1:487:4555 blocked for more than 462 seconds. [ 1335.776390][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.776415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.776442][ T32] task:kworker/1:487 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.776501][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.776547][ T32] Call trace: [ 1335.776614][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.776767][ T32] r5:85304800 r4:8291a680 [ 1335.776789][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.776859][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.776969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 [ 1335.777001][ T32] r4:00000000 [ 1335.777024][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.777065][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.777105][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.777152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536f800 [ 1335.777178][ T32] r4:00000000 [ 1335.777206][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.777259][ T32] r9:83018205 r8:85304800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1335.777283][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.777333][ T32] r5:00001000 r4:e01af000 [ 1335.777356][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.777503][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.777593][ T32] r5:852f038c r4:852f0000 [ 1335.777624][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.777679][ T32] r7:ddde2d80 r6:83018200 r5:852f038c r4:85368700 [ 1335.777702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.777757][ T32] r10:61c88647 r9:85304800 r8:8536872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.777783][ T32] r4:85368700 [ 1335.777803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.777879][ T32] r10:00000000 r9:85368700 r8:80287e08 r7:eaea9e60 r6:85368780 r5:85304800 ** 5 printk messages dropped ** [ 1335.778132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.778767][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1335.779217][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.807795][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.808051][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.808392][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.808438][ T32] r4:00000001 [ 1335.808465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.808541][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.808609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.808647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.808678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.809088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.809119][ T32] r4:84bc6c00 [ 1335.809147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.809187][ T32] INFO: task kworker/0:229:4557 blocked for more than 462 seconds. [ 1335.809511][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.824368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.824445][ T32] task:kworker/0:229 state:D stack:0 pid:4557 tgid:4557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.824520][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.825004][ T32] r4:85301800 ** 4 printk messages dropped ** [ 1335.825307][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 ** 7 printk messages dropped ** [ 1335.825678][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1335.826378][ T32] r5:8491a78c r4:8491a400 [ 1335.826409][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.826608][ T32] r4:853b4080 ** 6 printk messages dropped ** [ 1335.827103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.828265][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 10 printk messages dropped ** [ 1335.828690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 9 printk messages dropped ** [ 1335.840141][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.840572][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.840941][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1335.841112][ T32] task:kworker/1:488 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1335.841860][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1335.842553][ T32] r5:852f0f8c r4:852f0c00 [ 1335.842585][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.842722][ T32] r10:61c88647 r9:85376c00 r8:853688ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.842795][ T32] r4:85368880 [ 1335.842822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.843145][ T32] r10:00000000 r9:85368880 r8:80287e08 r7:eaea9e60 r6:85368900 r5:85376c00 [ 1335.843175][ T32] r4:00000001 [ 1335.843205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.843248][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1335.843278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.843357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.843393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.843428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.843454][ T32] r4:85357000 [ 1335.843900][ T32] INFO: task kworker/1:488:4559 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.843972][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.844071][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.844120][ T32] Call trace: [ 1335.844153][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.844242][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.844273][ T32] r4:00000000 [ 1335.844295][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.844366][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.844404][ T32] 9d20: b7e41000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.844461][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.844495][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.844524][ T32] r5:800f0013 r4:80239bb0 [ 1335.844565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.844625][ T32] r4:82ac21e4 [ 1335.844653][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.844731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.844785][ T32] r4:e0009dc0 [ 1335.844811][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.844862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.844910][ T32] r4:00000000 [ 1335.844955][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.845015][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.845051][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.845493][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1335.845593][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.845781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.846092][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.846419][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.846813][ T32] r9:83018205 r8:85378000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 4 printk messages dropped ** [ 1335.847046][ T32] r5:852f0b8c r4:852f0800 ** 1 printk messages dropped ** [ 1335.847146][ T32] r7:ddde2d80 r6:83018200 r5:852f0b8c r4:85368980 ** 4 printk messages dropped ** [ 1335.847364][ T32] r10:00000000 r9:85368980 r8:80287e08 r7:eaeb9e60 r6:85368a00 r5:85378000 ** 13 printk messages dropped ** [ 1335.848448][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.848888][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.849166][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.874706][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.875344][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.875391][ T32] r4:00000001 [ 1335.875434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.875559][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.875599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.875704][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.875739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.875776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.875803][ T32] r4:84bc6c00 [ 1335.875829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.875866][ T32] INFO: task kworker/1:490:4563 blocked for more than 462 seconds. [ 1335.875905][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.875964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.875997][ T32] task:kworker/1:490 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.876191][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.876273][ T32] Call trace: [ 1335.876310][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.876372][ T32] r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:85378c00 [ 1335.876398][ T32] r4:85378c00 [ 1335.876436][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.876492][ T32] r5:85378c00 r4:8291a680 [ 1335.876516][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.876565][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.876619][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [ 1335.876669][ T32] r4:00000000 [ 1335.876695][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.876742][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.876789][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.876864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6300 ** 3 printk messages dropped ** [ 1335.877080][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.877260][ T32] r5:852f138c r4:852f1000 ** 1 printk messages dropped ** [ 1335.877369][ T32] r7:ddde2d80 r6:83018200 r5:852f138c r4:85368a80 ** 5 printk messages dropped ** [ 1335.877707][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.877949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.878812][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.879206][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.891977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1335.892519][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1335.892812][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.892982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.893454][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.893754][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.894190][ T32] r9:83018205 r8:85379800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1335.894403][ T32] r5:852f1b8c r4:852f1800 ** 4 printk messages dropped ** [ 1335.894698][ T32] r4:85368b80 ** 9 printk messages dropped ** [ 1335.895145][ T32] r4:853b6180 ** 6 printk messages dropped ** [ 1335.896173][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.896724][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.897039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.897065][ T32] r4:00000000 [ 1335.897087][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.897140][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.897165][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.897221][ T32] r5:00001000 r4:ecbd5000 [ 1335.897278][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.897328][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.897376][ T32] r5:85adb38c r4:85adb000 [ 1335.897398][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.897487][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.897517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.897574][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.897600][ T32] r4:84bd5200 [ 1335.897653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.897714][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.897740][ T32] r4:00000001 [ 1335.897821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.897866][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.897919][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.897955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.898070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.898125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.898156][ T32] r4:84bc6c00 [ 1335.898179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.898228][ T32] INFO: task kworker/1:492:4566 blocked for more than 462 seconds. [ 1335.898294][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.898326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.898398][ T32] task:kworker/1:492 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.898531][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.898628][ T32] Call trace: [ 1335.898667][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.898754][ T32] r10:8291a684 r9:eaf01d84 r8:00000002 r7:60000013 r6:eaf01d8c r5:8537a400 [ 1335.898785][ T32] r4:8537a400 [ 1335.898807][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.898882][ T32] r5:8537a400 r4:8291a680 [ 1335.898908][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.898983][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.899038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1335.899063][ T32] r4:00000000 [ 1335.899144][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1335.899253][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.924690][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.924845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b64c0 [ 1335.924880][ T32] r4:00000000 [ 1335.924923][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.925105][ T32] r9:83018205 r8:8537a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.925138][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.925207][ T32] r5:00001000 r4:e071f000 [ 1335.925232][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.925310][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.925400][ T32] r5:852f178c r4:852f1400 [ 1335.925427][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.925483][ T32] r7:ddde2d80 r6:83018200 r5:852f178c r4:85368c80 [ 1335.925507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.925575][ T32] r10:61c88647 r9:8537a400 r8:85368cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.925609][ T32] r4:85368c80 [ 1335.925633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.925701][ T32] r10:00000000 r9:85368c80 r8:80287e08 r7:eaef5e60 r6:85368d00 r5:8537a400 [ 1335.925768][ T32] r4:00000001 [ 1335.925795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.925854][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1335.925893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.925926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.925982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.926043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.926071][ T32] r4:853b6180 [ 1335.926499][ T32] INFO: task kworker/1:492:4566 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.926549][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.926728][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.926810][ T32] Call trace: [ 1335.926903][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.926966][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.927037][ T32] r4:00000000 [ 1335.927101][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.927153][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.927206][ T32] 9d20: b8c0d000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.927293][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.927346][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.927377][ T32] r5:800f0013 r4:80239bb0 [ 1335.927401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.927456][ T32] r4:82ac21e4 [ 1335.927481][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.927588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.927619][ T32] r4:e0009dc0 ** 2 printk messages dropped ** [ 1335.927719][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.928066][ T32] r5:00001000 r4:ecbd5000 ** 5 printk messages dropped ** [ 1335.928427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.928945][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.929441][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.938435][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.938817][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.939018][ T32] r5:852f238c r4:852f2000 ** 3 printk messages dropped ** [ 1335.939194][ T32] r10:61c88647 r9:8537b000 r8:85368dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.939231][ T32] r4:85368d80 [ 1335.939287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.939419][ T32] r10:00000000 r9:85368d80 r8:80287e08 r7:eaef5e60 r6:85368e00 r5:8537b000 [ 1335.952631][ T32] r4:00000001 [ 1335.952729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.952829][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1335.953037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.953195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.953234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.953327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.953548][ T32] r4:853b6540 [ 1335.953974][ T32] INFO: task kworker/1:493:4569 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.954023][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.954172][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.954235][ T32] Call trace: [ 1335.954305][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.954371][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.954400][ T32] r4:00000000 [ 1335.954435][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.954558][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.954595][ T32] 9d20: b8f6e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.954714][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.954750][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.954780][ T32] r5:800f0013 r4:80239bb0 [ 1335.954803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.954852][ T32] r4:82ac21e4 [ 1335.954905][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.954962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 5 printk messages dropped ** [ 1335.955260][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1335.956223][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1335.956564][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1335.956964][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1335.957390][ T32] r4:8537bc00 ** 4 printk messages dropped ** [ 1335.957852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 ** 8 printk messages dropped ** [ 1335.958346][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.958658][ T32] r5:852f1f8c r4:852f1c00 ** 1 printk messages dropped ** [ 1335.958737][ T32] r7:ddde2d80 r6:83018200 r5:852f1f8c r4:85368e80 ** 2 printk messages dropped ** [ 1335.958862][ T32] r4:85368e80 ** 7 printk messages dropped ** [ 1335.974430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.975426][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1335.975750][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.975968][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.976244][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.976593][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 10 printk messages dropped ** [ 1335.977157][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1335.977441][ T32] r4:8537c800 ** 5 printk messages dropped ** [ 1335.977842][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.978132][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.978365][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.978491][ T32] r7:ddde2d80 r6:83018200 r5:852f278c r4:85368f80 ** 6 printk messages dropped ** [ 1335.978880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.992537][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.992756][ T32] r4:00000000 [ 1335.992779][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.992827][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.992861][ T32] 9d20: b9412000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.992893][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1335.992928][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.992958][ T32] r5:800f0013 r4:80239bb0 [ 1335.993053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.993204][ T32] r4:82ac21e4 [ 1335.993258][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.993347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1335.993378][ T32] r4:e0009dc0 [ 1335.993401][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1335.993452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1335.993477][ T32] r4:00000000 [ 1335.993499][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.993588][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1335.993621][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.993674][ T32] r5:00001000 r4:ecbd5000 [ 1335.993698][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1335.993743][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.993791][ T32] r5:85adb38c r4:85adb000 [ 1335.993813][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.993915][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1335.993944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.994001][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.994039][ T32] r4:84bd5200 [ 1335.994066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.994135][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1335.994165][ T32] r4:00000001 [ 1335.994193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.994237][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1335.994268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.994299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.994329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.994363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.994389][ T32] r4:84bc6c00 [ 1335.994419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.994537][ T32] INFO: task kworker/1:496:4575 blocked for more than 462 seconds. [ 1335.994582][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1335.994610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.994635][ T32] task:kworker/1:496 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.994791][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.994838][ T32] Call trace: [ 1335.994870][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1335.994929][ T32] r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000113 r6:eaf4dd8c r5:8537d400 [ 1335.994954][ T32] r4:8537d400 [ 1335.995000][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1335.995055][ T32] r5:8537d400 r4:8291a680 [ 1335.995078][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.995123][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.995175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1335.995218][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.995287][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.996000][ T32] r5:852f2b8c r4:852f2800 [ 1335.996039][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.996103][ T32] r7:ddde2d80 r6:83018200 r5:852f2b8c r4:853c3080 [ 1335.996128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.996224][ T32] r10:61c88647 r9:8537d400 r8:853c30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.996255][ T32] r4:853c3080 [ 1335.996305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.996380][ T32] r10:00000000 r9:853c3080 r8:80287e08 r7:eaf39e60 r6:853c3100 r5:8537d400 [ 1335.996408][ T32] r4:00000001 [ 1335.996429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.996470][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1335.996526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.996586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.996620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.996675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.996787][ T32] r4:853b6980 [ 1335.997112][ T32] INFO: task kworker/1:496:4575 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1335.997181][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.997268][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.997317][ T32] Call trace: [ 1335.997351][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.997409][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1335.997541][ T32] r4:00000000 [ 1335.997616][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.997678][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1335.997739][ T32] 9d20: b9412000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1335.997790][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1335.998175][ T32] r4:e0009dc0 ** 4 printk messages dropped ** [ 1335.998353][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1335.999026][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1336.022764][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1336.023004][ T32] task:kworker/1:497 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.023643][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.023935][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.024308][ T32] r5:852f2f8c r4:852f2c00 [ 1336.024337][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.024482][ T32] r10:61c88647 r9:8537e000 r8:853c31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1336.024995][ T32] r4:853b6ac0 ** 2 printk messages dropped ** [ 1336.025610][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.026074][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1336.026520][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.026856][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.027389][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 10 printk messages dropped ** [ 1336.028000][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.028031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.028057][ T32] task:kworker/1:498 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.028110][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.028157][ T32] Call trace: [ 1336.028218][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.028289][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000113 r6:eaf65d8c r5:8537ec00 [ 1336.028321][ T32] r4:8537ec00 [ 1336.028391][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.028446][ T32] r5:8537ec00 r4:8291a680 [ 1336.028566][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.028617][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.028671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1336.028696][ T32] r4:00000000 [ 1336.028717][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.028757][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.028796][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.028844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb040 [ 1336.028870][ T32] r4:00000000 [ 1336.028965][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.029030][ T32] r9:83018205 r8:8537ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1336.029057][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.029113][ T32] r5:00001000 r4:eac43000 [ 1336.029138][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.029213][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.029282][ T32] r5:852f378c r4:852f3400 [ 1336.029395][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.044274][ T32] r7:ddde2d80 r6:83018200 r5:852f378c r4:853c3280 [ 1336.044369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.044499][ T32] r10:61c88647 r9:8537ec00 r8:853c32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.044533][ T32] r4:853c3280 [ 1336.044566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.044637][ T32] r10:00000000 r9:853c3280 r8:80287e08 r7:eaf59e60 r6:853c3300 r5:8537ec00 [ 1336.044668][ T32] r4:00000001 [ 1336.044691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.044751][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1336.044813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.044874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.044959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.045072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.045251][ T32] r4:853b6c00 [ 1336.045767][ T32] INFO: task kworker/1:498:4579 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.045820][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.045899][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.046010][ T32] Call trace: [ 1336.046073][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.046139][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.046233][ T32] r4:00000000 [ 1336.046263][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.046313][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.046346][ T32] 9d20: b98f7000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.046379][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.046429][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.046464][ T32] r5:800f0013 r4:80239bb0 [ 1336.046487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.046588][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.046774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1336.047288][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1336.047511][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1336.047851][ T32] INFO: task kworker/1:499:4582 blocked for more than 462 seconds. ** 4 printk messages dropped ** [ 1336.048087][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.048553][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.048825][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.049139][ T32] r5:852f338c r4:852f3000 ** 1 printk messages dropped ** [ 1336.049222][ T32] r7:ddde2d80 r6:83018200 r5:852f338c r4:853c3380 ** 5 printk messages dropped ** [ 1336.067067][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.067316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.068273][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 10 printk messages dropped ** [ 1336.069034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 7 printk messages dropped ** [ 1336.075235][ T32] r5:00001000 r4:ecbd5000 ** 4 printk messages dropped ** [ 1336.075453][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1336.075893][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1336.076097][ T32] r4:84bc6c00 [ 1336.076126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.076162][ T32] INFO: task kworker/1:500:4583 blocked for more than 462 seconds. [ 1336.076207][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.076235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.076263][ T32] task:kworker/1:500 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.076326][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.076400][ T32] Call trace: [ 1336.076441][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.076506][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000113 r6:eb091d8c r5:85311800 [ 1336.076558][ T32] r4:85311800 [ 1336.076609][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.076663][ T32] r5:85311800 r4:8291a680 [ 1336.076709][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.076772][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.076927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 [ 1336.076971][ T32] r4:00000000 [ 1336.076996][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.077036][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.077107][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.077162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb380 [ 1336.077193][ T32] r4:00000000 [ 1336.077215][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.077294][ T32] r9:83018205 r8:85311800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1336.077322][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.077383][ T32] r5:00001000 r4:eacb9000 [ 1336.077534][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.077588][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.077639][ T32] r5:852f3b8c r4:852f3800 [ 1336.077687][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.077744][ T32] r7:ddde2d80 r6:83018200 r5:852f3b8c r4:853c3400 [ 1336.077767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.077902][ T32] r10:61c88647 r9:85311800 r8:853c342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.077991][ T32] r4:853c3400 [ 1336.078016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.078072][ T32] r10:00000000 r9:853c3400 r8:80287e08 r7:eaf65e60 r6:853b4180 r5:85311800 [ 1336.078098][ T32] r4:00000001 [ 1336.078119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.078213][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 1336.078255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.078288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.078330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.078368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.078392][ T32] r4:853cb100 [ 1336.078804][ T32] INFO: task kworker/1:500:4583 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.078849][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.078923][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.079079][ T32] Call trace: [ 1336.079180][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.079269][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.091919][ T32] r4:00000000 [ 1336.091964][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.092161][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.092220][ T32] 9d20: b9f64000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.092256][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.092302][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.092360][ T32] r5:800f0013 r4:80239bb0 [ 1336.092425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.092491][ T32] r4:82ac21e4 [ 1336.092515][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.092598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.092629][ T32] r4:e0009dc0 ** 2 printk messages dropped ** [ 1336.092727][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.093075][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1336.093296][ T32] r4:84bd5200 ** 4 printk messages dropped ** [ 1336.093522][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1336.093768][ T32] INFO: task kworker/1:501:4586 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.094214][ T32] r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:85313000 ** 8 printk messages dropped ** [ 1336.094717][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.095097][ T32] r5:00001000 r4:eacf5000 ** 2 printk messages dropped ** [ 1336.095249][ T32] r5:852f3f8c r4:852f3c00 ** 3 printk messages dropped ** [ 1336.095473][ T32] r10:61c88647 r9:85313000 r8:853c34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.095822][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.096866][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 5 printk messages dropped ** [ 1336.097249][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1336.097898][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.098010][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.098035][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.098084][ T32] r5:00001000 r4:ecbd5000 [ 1336.098105][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.098150][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.098205][ T32] r5:85adb38c r4:85adb000 [ 1336.098226][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.098413][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.098469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.098603][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.098633][ T32] r4:84bd5200 [ 1336.098656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.098713][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.098738][ T32] r4:00000001 [ 1336.098758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.098814][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.098895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.098956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.099017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.099054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.099081][ T32] r4:84bc6c00 [ 1336.099103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.099135][ T32] INFO: task kworker/1:502:4587 blocked for more than 462 seconds. [ 1336.099169][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.099215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.099258][ T32] task:kworker/1:502 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.120393][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.120538][ T32] Call trace: [ 1336.120633][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.120753][ T32] r10:8291a684 r9:eb09dd84 r8:00000002 r7:60000013 r6:eb09dd8c r5:85313c00 [ 1336.120798][ T32] r4:85313c00 [ 1336.120833][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.120911][ T32] r5:85313c00 r4:8291a680 [ 1336.120944][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.121011][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.121088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1336.121169][ T32] r4:00000000 [ 1336.121218][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.121288][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.121356][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.121431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb780 [ 1336.121492][ T32] r4:00000000 [ 1336.121523][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.121600][ T32] r9:83018205 r8:85313c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1336.121632][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.121725][ T32] r5:00001000 r4:eae61000 [ 1336.121760][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.121823][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.121944][ T32] r5:853e878c r4:853e8400 [ 1336.121976][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.122094][ T32] r7:ddde2d80 r6:83018200 r5:853e878c r4:853c3500 [ 1336.122129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.122212][ T32] r10:61c88647 r9:85313c00 r8:853c352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.122245][ T32] r4:853c3500 [ 1336.122302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.122392][ T32] r10:00000000 r9:853c3500 r8:80287e08 r7:eb099e60 r6:853b4280 r5:85313c00 [ 1336.122470][ T32] r4:00000001 [ 1336.122515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.122701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.123750][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.123927][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1336.124392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1336.124943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.125400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.125828][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.126247][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.126674][ T32] r9:83018205 r8:85315400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 6 printk messages dropped ** [ 1336.127103][ T32] r7:ddde2d80 r6:83018200 r5:853e838c r4:853c3580 [ 1336.127133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.127226][ T32] r10:61c88647 r9:85315400 r8:853c35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.127334][ T32] r4:853c3580 [ 1336.127406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.127473][ T32] r10:00000000 r9:853c3580 r8:80287e08 r7:eb09de60 r6:853b4300 r5:85315400 [ 1336.127535][ T32] r4:00000001 [ 1336.127561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.127603][ T32] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) [ 1336.127651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.127688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.127718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.127751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.127778][ T32] r4:853cb300 [ 1336.128019][ T32] INFO: task kworker/1:503:4589 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.128062][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.128127][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.128175][ T32] Call trace: [ 1336.128248][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.128318][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.128345][ T32] r4:00000000 [ 1336.128367][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.128411][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.128443][ T32] 9d20: ba225000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.128498][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.128597][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.128652][ T32] r5:800f0013 r4:80239bb0 [ 1336.128679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.128730][ T32] r4:82ac21e4 [ 1336.128778][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.128867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.128918][ T32] r4:e0009dc0 [ 1336.128945][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.128996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 4 printk messages dropped ** [ 1336.129309][ T32] r5:00001000 r4:ecbd5000 ** 9 printk messages dropped ** [ 1336.152424][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 13 printk messages dropped ** [ 1336.153190][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.153906][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.154449][ T32] r5:853e938c r4:853e9000 ** 4 printk messages dropped ** [ 1336.154708][ T32] r4:853c3600 ** 9 printk messages dropped ** [ 1336.155247][ T32] r4:853cb580 ** 7 printk messages dropped ** [ 1336.156072][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1336.156972][ T32] r5:00001000 r4:ecbd5000 ** 9 printk messages dropped ** [ 1336.157465][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 14 printk messages dropped ** [ 1336.158077][ T32] Call trace: ** 10 printk messages dropped ** [ 1336.158664][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.159220][ T32] r5:853e8b8c r4:853e8800 ** 4 printk messages dropped ** [ 1336.176891][ T32] r4:853c3700 [ 1336.176914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.176970][ T32] r10:00000000 r9:853c3700 r8:80287e08 r7:eb089e60 r6:853c3780 r5:85383000 [ 1336.176997][ T32] r4:00000001 [ 1336.177019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.177062][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1336.177142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.177210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.177251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.177289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.177338][ T32] r4:853cb580 [ 1336.177788][ T32] INFO: task kworker/1:505:4592 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.177843][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.177942][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.178014][ T32] Call trace: [ 1336.178125][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.178205][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.178320][ T32] r4:00000000 [ 1336.178349][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.178455][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.178518][ T32] 9d20: ba970000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.178557][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.178586][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.178615][ T32] r5:800f0013 r4:80239bb0 [ 1336.178662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.178717][ T32] r4:82ac21e4 [ 1336.178781][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.178837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.178863][ T32] r4:e0009dc0 [ 1336.178910][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.178967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.178993][ T32] r4:00000000 [ 1336.179015][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.179070][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.179094][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.179142][ T32] r5:00001000 r4:ecbd5000 [ 1336.179168][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.179222][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.191681][ T32] r5:85adb38c r4:85adb000 [ 1336.191772][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.191857][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.191882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.191967][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.192035][ T32] r4:84bd5200 [ 1336.192135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.192213][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.192241][ T32] r4:00000001 [ 1336.192268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.192312][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.192366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.192418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.192452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.192486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.192510][ T32] r4:84bc6c00 [ 1336.192561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.192631][ T32] INFO: task kworker/0:230:4595 blocked for more than 462 seconds. [ 1336.192678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.192706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.192735][ T32] task:kworker/0:230 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.193464][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.193934][ T32] r9:83018005 r8:85383c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 1336.194127][ T32] r5:84919b8c r4:84919800 ** 1 printk messages dropped ** [ 1336.194275][ T32] r7:dddced80 r6:83018000 r5:84919b8c r4:853b4380 ** 6 printk messages dropped ** [ 1336.194509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.195341][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.196139][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.196319][ T32] r4:e0009dc0 ** 4 printk messages dropped ** [ 1336.196533][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1336.197080][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1336.197366][ T32] r4:84bc6c00 ** 3 printk messages dropped ** [ 1336.197533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.198246][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.198556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cbcc0 [ 1336.198581][ T32] r4:00000000 [ 1336.198629][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.198689][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1336.198737][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.198814][ T32] r5:00001000 r4:eaeeb000 [ 1336.198866][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.198914][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.198964][ T32] r5:853e8f8c r4:853e8c00 [ 1336.198995][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.199077][ T32] r7:ddde2d80 r6:83018200 r5:853e8f8c r4:853c3880 [ 1336.199104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.199164][ T32] r10:61c88647 r9:85384800 r8:853c38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.199228][ T32] r4:853c3880 [ 1336.199311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.222427][ T32] r10:00000000 r9:853c3880 r8:80287e08 r7:eb089e60 r6:853c3900 r5:85384800 [ 1336.222510][ T32] r4:00000001 [ 1336.222567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.222666][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1336.222731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.222772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.222851][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.222901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.222930][ T32] r4:853cba40 [ 1336.223396][ T32] INFO: task kworker/1:506:4596 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.223451][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.223633][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.223772][ T32] Call trace: [ 1336.223813][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.223903][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.223934][ T32] r4:00000000 [ 1336.223957][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.224003][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.224034][ T32] 9d20: baf32000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.224066][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.224120][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.224161][ T32] r5:800f0013 r4:80239bb0 [ 1336.224197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.224277][ T32] r4:82ac21e4 [ 1336.224304][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.224381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.224423][ T32] r4:e0009dc0 [ 1336.224473][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.224604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.224734][ T32] r4:00000000 [ 1336.224762][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.224820][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.224844][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.224893][ T32] r5:00001000 r4:ecbd5000 [ 1336.224940][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.225003][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.225058][ T32] r5:85adb38c r4:85adb000 [ 1336.225081][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.225143][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.225187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.225248][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.225314][ T32] r4:84bd5200 [ 1336.225342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.225397][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.225422][ T32] r4:00000001 [ 1336.225443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.225483][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.225537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.225574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.225605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.225639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.225665][ T32] r4:84bc6c00 [ 1336.225687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.225727][ T32] INFO: task kworker/1:507:4599 blocked for more than 462 seconds. [ 1336.225768][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.225796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1336.226041][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.226364][ T32] r5:85385400 r4:8291a680 ** 5 printk messages dropped ** [ 1336.226665][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1336.226876][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.227184][ T32] r7:ddde2d80 r6:83018200 r5:853e978c r4:853c3980 ** 2 printk messages dropped ** [ 1336.227403][ T32] r4:853c3980 ** 6 printk messages dropped ** [ 1336.227701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.228364][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.228391][ T32] r4:00000000 [ 1336.228413][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.228458][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.228489][ T32] 9d20: baf32000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.228522][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.228554][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.228600][ T32] r5:800f0013 r4:80239bb0 [ 1336.228725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.228777][ T32] r4:82ac21e4 [ 1336.228800][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.228850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.228919][ T32] r4:e0009dc0 [ 1336.228962][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.229039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.229068][ T32] r4:00000000 [ 1336.229090][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.229170][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.229219][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.250895][ T32] r5:00001000 r4:ecbd5000 [ 1336.250967][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.251046][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.251126][ T32] r5:85adb38c r4:85adb000 [ 1336.251159][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.251236][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.251262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.251353][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.251425][ T32] r4:84bd5200 [ 1336.251488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.251577][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.251607][ T32] r4:00000001 [ 1336.251631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.251676][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.251710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.251744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.251798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.251838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.251865][ T32] r4:84bc6c00 [ 1336.251918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.251970][ T32] INFO: task kworker/1:508:4601 blocked for more than 462 seconds. [ 1336.252038][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.252240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.252291][ T32] task:kworker/1:508 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.252363][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.252413][ T32] Call trace: [ 1336.252490][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.252570][ T32] r10:8291a684 r9:eb0f9d84 r8:00000002 r7:60000013 r6:eb0f9d8c r5:85386000 [ 1336.252599][ T32] r4:85386000 [ 1336.252622][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.252673][ T32] r5:85386000 r4:8291a680 [ 1336.252696][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.252741][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.252790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1336.252815][ T32] r4:00000000 [ 1336.252838][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.252877][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.252920][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.252969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b6d80 [ 1336.253013][ T32] r4:00000000 [ 1336.253063][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.253123][ T32] r9:83018205 r8:85386000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1336.253147][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.253392][ T32] r5:853e9f8c r4:853e9c00 ** 1 printk messages dropped ** [ 1336.253513][ T32] r7:ddde2d80 r6:83018200 r5:853e9f8c r4:853c3a80 ** 5 printk messages dropped ** [ 1336.253777][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.253960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.254803][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.254953][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1336.255454][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.255897][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.256282][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1336.256785][ T32] INFO: task kworker/1:509:4603 blocked for more than 462 seconds. ** 8 printk messages dropped ** [ 1336.257339][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1336.257778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853af4c0 ** 7 printk messages dropped ** [ 1336.258109][ T32] r5:853e9b8c r4:853e9800 ** 1 printk messages dropped ** [ 1336.258188][ T32] r7:ddde2d80 r6:83018200 r5:853e9b8c r4:853c3b80 ** 5 printk messages dropped ** [ 1336.258452][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.258668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.282803][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.282994][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.283477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 7 printk messages dropped ** [ 1336.283904][ T32] r5:85adb38c r4:85adb000 [ 1336.283960][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.284020][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.284045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.284101][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.284150][ T32] r4:84bd5200 [ 1336.284182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.284352][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.284383][ T32] r4:00000001 [ 1336.284407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.284460][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.284494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.284553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.284587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.284634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.284797][ T32] r4:84bc6c00 [ 1336.284827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.284884][ T32] INFO: task kworker/1:510:4605 blocked for more than 462 seconds. [ 1336.284926][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.284960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.285016][ T32] task:kworker/1:510 state:D stack:0 pid:4605 tgid:4605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.285206][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.285465][ T32] Call trace: [ 1336.285642][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.285877][ T32] r10:8291a684 r9:eb101d84 r8:00000002 r7:60000113 r6:eb101d8c r5:85381800 [ 1336.285908][ T32] r4:85381800 [ 1336.285932][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.285983][ T32] r5:85381800 r4:8291a680 [ 1336.286006][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.286048][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.286225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 1336.286256][ T32] r4:00000000 [ 1336.286278][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.286334][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.286460][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.286541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d9280 [ 1336.286570][ T32] r4:00000000 [ 1336.286777][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.286896][ T32] r9:83018205 r8:85381800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1336.286932][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.287048][ T32] r5:00001000 r4:eb0df000 [ 1336.287096][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.287162][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.287240][ T32] r5:853ea78c r4:853ea400 [ 1336.287269][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.287421][ T32] r7:ddde2d80 r6:83018200 r5:853ea78c r4:853c3c80 [ 1336.287456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.287533][ T32] r10:61c88647 r9:85381800 r8:853c3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.287565][ T32] r4:853c3c80 [ 1336.287593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.287666][ T32] r10:00000000 r9:853c3c80 r8:80287e08 r7:eb0f9e60 r6:853c3d00 r5:85381800 [ 1336.287699][ T32] r4:00000001 [ 1336.287727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.287980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.288916][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1336.289439][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.299979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1336.300621][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1336.300892][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.301287][ T32] r4:84bc6c00 ** 3 printk messages dropped ** [ 1336.301473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.301869][ T32] r5:85380c00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.302101][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.302527][ T32] r5:853ea38c r4:853ea000 [ 1336.302570][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.302702][ T32] r10:61c88647 r9:85380c00 r8:853c3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.302726][ T32] r4:853c3d80 [ 1336.302746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.302806][ T32] r10:00000000 r9:853c3d80 r8:80287e08 r7:eb101e60 r6:853c3e00 r5:85380c00 [ 1336.302831][ T32] r4:00000001 [ 1336.302852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.302892][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1336.302946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.302983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.303015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.303064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.303093][ T32] r4:853d91c0 [ 1336.303522][ T32] INFO: task kworker/1:511:4607 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.303569][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.303657][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.303712][ T32] Call trace: [ 1336.303810][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.303918][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.303950][ T32] r4:00000000 [ 1336.303972][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.304107][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.304179][ T32] 9d20: bb762000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.304224][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.304254][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.304281][ T32] r5:800f0013 r4:80239bb0 [ 1336.304303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.304370][ T32] r4:82ac21e4 [ 1336.304399][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.304477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.304542][ T32] r4:e0009dc0 [ 1336.304569][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.304620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.304646][ T32] r4:00000000 [ 1336.304691][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.304751][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.304776][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.304846][ T32] r5:00001000 r4:ecbd5000 [ 1336.304872][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.304923][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.304973][ T32] r5:85adb38c r4:85adb000 [ 1336.304994][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.305049][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.305073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.305128][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.305178][ T32] r4:84bd5200 [ 1336.305205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.305260][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1336.305495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.305916][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.306459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 ** 7 printk messages dropped ** [ 1336.307004][ T32] r9:83018205 r8:85380000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1336.307253][ T32] r5:853eab8c r4:853ea800 ** 1 printk messages dropped ** [ 1336.307354][ T32] r7:ddde2d80 r6:83018200 r5:853eab8c r4:853c3e80 ** 1 printk messages dropped ** [ 1336.307543][ T32] r10:61c88647 r9:85380000 r8:853c3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1336.308103][ T32] r4:853d9100 ** 4 printk messages dropped ** [ 1336.308705][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1336.309079][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.309181][ T32] r4:e0009dc0 ** 1 printk messages dropped ** [ 1336.342569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.342622][ T32] r4:00000000 [ 1336.342649][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.342730][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.342778][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.342863][ T32] r5:00001000 r4:ecbd5000 [ 1336.342895][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.342943][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.342993][ T32] r5:85adb38c r4:85adb000 [ 1336.343056][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.343120][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.343144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.343209][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.343236][ T32] r4:84bd5200 [ 1336.343283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.343363][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.343390][ T32] r4:00000001 [ 1336.343442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.343492][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.343550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.343601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.343636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.343695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.343755][ T32] r4:84bc6c00 [ 1336.343786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.343821][ T32] INFO: task kworker/1:513:4611 blocked for more than 462 seconds. [ 1336.343861][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.343890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.343918][ T32] task:kworker/1:513 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.343983][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.344092][ T32] Call trace: [ 1336.344129][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.344197][ T32] r10:8291a684 r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:85388000 [ 1336.344224][ T32] r4:85388000 [ 1336.344246][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.344295][ T32] r5:85388000 r4:8291a680 [ 1336.344318][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.344361][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.344411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1336.344436][ T32] r4:00000000 [ 1336.344456][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.344497][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.344586][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.344641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d9680 [ 1336.344668][ T32] r4:00000000 [ 1336.344689][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.344740][ T32] r9:83018205 r8:85388000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1336.344764][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.344812][ T32] r5:00001000 r4:eb127000 [ 1336.344834][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.344901][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.344955][ T32] r5:853eaf8c r4:853eac00 [ 1336.345003][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.345112][ T32] r7:ddde2d80 r6:83018200 r5:853eaf8c r4:853c3f80 [ 1336.345142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.345206][ T32] r10:61c88647 r9:85388000 r8:853c3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.345232][ T32] r4:853c3f80 ** 4 printk messages dropped ** [ 1336.345517][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) ** 4 printk messages dropped ** [ 1336.345751][ T32] r4:853d92c0 ** 4 printk messages dropped ** [ 1336.346507][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1336.346812][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1336.347295][ T32] r4:00000000 [ 1336.347317][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.347390][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.347461][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.347522][ T32] r5:00001000 r4:ecbd5000 [ 1336.347545][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.347589][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.347638][ T32] r5:85adb38c r4:85adb000 [ 1336.347659][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.347713][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.347761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.347844][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.347874][ T32] r4:84bd5200 [ 1336.347896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.347950][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.348000][ T32] r4:00000001 [ 1336.348027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.348070][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.348100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.348133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.348180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.348220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.348270][ T32] r4:84bc6c00 [ 1336.348322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.348356][ T32] INFO: task kworker/1:514:4612 blocked for more than 462 seconds. [ 1336.348388][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.348431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.348489][ T32] task:kworker/1:514 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.348606][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.348716][ T32] Call trace: [ 1336.348802][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.348913][ T32] r10:8291a684 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:85388c00 [ 1336.348943][ T32] r4:85388c00 [ 1336.348966][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.349016][ T32] r5:85388c00 r4:8291a680 [ 1336.349064][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.349119][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.349169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 [ 1336.349203][ T32] r4:00000000 [ 1336.349302][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.358433][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.358511][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.358595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d97c0 [ 1336.358652][ T32] r4:00000000 [ 1336.358704][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.358783][ T32] r9:83018205 r8:85388c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1336.358812][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.358867][ T32] r5:00001000 r4:dfa23000 [ 1336.358890][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.358934][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.358983][ T32] r5:853eb38c r4:853eb000 [ 1336.359004][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.359058][ T32] r7:ddde2d80 r6:83018200 r5:853eb38c r4:853e0080 [ 1336.359108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.359168][ T32] r10:61c88647 r9:85388c00 r8:853e00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.359203][ T32] r4:853e0080 [ 1336.359257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.361328][ T32] r10:00000000 r9:853e0080 r8:80287e08 r7:eb119e60 r6:853e0100 r5:85388c00 [ 1336.361431][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1336.361551][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) ** 6 printk messages dropped ** [ 1336.362201][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.362930][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.363151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1336.363635][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1336.364150][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1336.364429][ T32] INFO: task kworker/1:515:4614 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.364825][ T32] r4:85316c00 ** 4 printk messages dropped ** [ 1336.365102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 ** 8 printk messages dropped ** [ 1336.365411][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.365604][ T32] r5:853eb78c r4:853eb400 ** 3 printk messages dropped ** [ 1336.366014][ T32] r10:61c88647 r9:85316c00 r8:853e01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.366561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.366596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.366620][ T32] r4:853d9500 [ 1336.366885][ T32] INFO: task kworker/1:515:4614 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.366927][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.367066][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.367169][ T32] Call trace: [ 1336.367224][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.367284][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.367310][ T32] r4:00000000 [ 1336.367349][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.367396][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.367429][ T32] 9d20: bbe83000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.367486][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.367521][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.367550][ T32] r5:800f0013 r4:80239bb0 [ 1336.367575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.367623][ T32] r4:82ac21e4 [ 1336.367645][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.367694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.367743][ T32] r4:e0009dc0 [ 1336.367769][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.367844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.367874][ T32] r4:00000000 [ 1336.367896][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.367950][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.367975][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.368035][ T32] r5:00001000 r4:ecbd5000 [ 1336.368062][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.368107][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.368197][ T32] r5:85adb38c r4:85adb000 [ 1336.368249][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.368309][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.368344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.368402][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.368438][ T32] r4:84bd5200 [ 1336.368463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.368519][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.368551][ T32] r4:00000001 [ 1336.368572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.368614][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.368647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.368682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.368713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.368858][ T32] INFO: task kworker/0:231:4620 blocked for more than 462 seconds. ** 4 printk messages dropped ** [ 1336.369184][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.392491][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.392834][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.393019][ T32] r5:00001000 r4:e0145000 ** 2 printk messages dropped ** [ 1336.393135][ T32] r5:8524438c r4:85244000 [ 1336.393183][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.393587][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.393879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.394823][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1336.395312][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.395526][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1336.395761][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.396462][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1336.396726][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.396970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.397756][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.398217][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.398716][ T32] r9:83018005 r8:85314800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 1336.398942][ T32] r5:8524478c r4:85244400 ** 3 printk messages dropped ** [ 1336.399136][ T32] r10:61c88647 r9:85314800 r8:853b45ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.420886][ T32] r4:853d1900 ** 5 printk messages dropped ** [ 1336.421614][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 5 printk messages dropped ** [ 1336.421811][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.421838][ T32] r5:800f0013 r4:80239bb0 [ 1336.421860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.421909][ T32] r4:82ac21e4 [ 1336.421931][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.421986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.422025][ T32] r4:e0009dc0 [ 1336.422076][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.422133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.422159][ T32] r4:00000000 [ 1336.422187][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.422246][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.422297][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.422379][ T32] r5:00001000 r4:ecbd5000 [ 1336.422407][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.422479][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.422536][ T32] r5:85adb38c r4:85adb000 [ 1336.422600][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.422664][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.422688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.422744][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.422794][ T32] r4:84bd5200 [ 1336.422845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.422905][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.422932][ T32] r4:00000001 [ 1336.422955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.423022][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.423059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.423092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.423124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.423158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.423190][ T32] r4:84bc6c00 [ 1336.423214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.423289][ T32] INFO: task kworker/1:516:4624 blocked for more than 462 seconds. [ 1336.423364][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.423394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.423445][ T32] task:kworker/1:516 state:D stack:0 pid:4624 tgid:4624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.423503][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.423552][ T32] Call trace: [ 1336.423616][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.423691][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:84b3ec00 [ 1336.423723][ T32] r4:84b3ec00 [ 1336.423746][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.423796][ T32] r5:84b3ec00 r4:8291a680 [ 1336.423867][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.423916][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.423968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1336.423994][ T32] r4:00000000 [ 1336.424015][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.424056][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.424096][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.424144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d99c0 [ 1336.424184][ T32] r4:00000000 [ 1336.424211][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.424289][ T32] r9:83018205 r8:84b3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1336.424318][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.424368][ T32] r5:00001000 r4:e0271000 [ 1336.424433][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.424482][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.424530][ T32] r5:853ebb8c r4:853eb800 [ 1336.424666][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.424750][ T32] r7:ddde2d80 r6:83018200 r5:853ebb8c r4:853e0200 [ 1336.424777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.424834][ T32] r10:61c88647 r9:84b3ec00 r8:853e022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.424859][ T32] r4:853e0200 [ 1336.424906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.424966][ T32] r10:00000000 r9:853e0200 r8:80287e08 r7:eb135e60 r6:853b4680 r5:84b3ec00 [ 1336.424992][ T32] r4:00000001 [ 1336.425037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.425088][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1336.425119][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.425317][ T32] r4:853d9840 ** 9 printk messages dropped ** [ 1336.426079][ T32] 9d20: bc4eb000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 10 printk messages dropped ** [ 1336.426544][ T32] r4:00000000 [ 1336.426566][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.426639][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.426668][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.426748][ T32] r5:00001000 r4:ecbd5000 [ 1336.426775][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.426821][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.426895][ T32] r5:85adb38c r4:85adb000 [ 1336.426933][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.427016][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.427070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.427152][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.427185][ T32] r4:84bd5200 [ 1336.427210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.427265][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.427294][ T32] r4:00000001 [ 1336.427316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.427402][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.427481][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.427550][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.427591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.427627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.427655][ T32] r4:84bc6c00 [ 1336.427677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.427708][ T32] INFO: task kworker/1:517:4625 blocked for more than 462 seconds. [ 1336.427741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.427767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1336.428027][ T32] r10:8291a684 r9:eb061d84 r8:00000002 r7:60000013 r6:eb061d8c r5:84af8000 ** 10 printk messages dropped ** [ 1336.428467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f500 ** 7 printk messages dropped ** [ 1336.428874][ T32] r5:853f9b8c r4:853f9800 ** 6 printk messages dropped ** [ 1336.429273][ T32] r10:00000000 r9:853e0280 r8:80287e08 r7:eb039e60 r6:853b4700 r5:84af8000 ** 10 printk messages dropped ** [ 1336.458913][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.472899][ T32] r4:82ac21e4 [ 1336.472934][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.472991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.473018][ T32] r4:e0009dc0 [ 1336.473040][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.473113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.473144][ T32] r4:00000000 [ 1336.473182][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.473243][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.473266][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.473338][ T32] r5:00001000 r4:ecbd5000 [ 1336.473366][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.473508][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.473588][ T32] r5:85adb38c r4:85adb000 [ 1336.473634][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.473695][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.473719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.473774][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.473931][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1336.474179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.474597][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.475081][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.475527][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.475719][ T32] r5:853ebf8c r4:853ebc00 ** 3 printk messages dropped ** [ 1336.475937][ T32] r10:61c88647 r9:84af8c00 r8:853e032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1336.476312][ T32] r4:853d9840 ** 5 printk messages dropped ** [ 1336.477070][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 10 printk messages dropped ** [ 1336.477634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 12 printk messages dropped ** [ 1336.478434][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.478463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.478574][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.478730][ T32] r4:84bd5200 [ 1336.478757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.478816][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.478843][ T32] r4:00000001 [ 1336.478890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.478936][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.478968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.478999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.479053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.479097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.479124][ T32] r4:84bc6c00 [ 1336.479169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.479214][ T32] INFO: task kworker/0:233:4628 blocked for more than 462 seconds. [ 1336.487268][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.487444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.487484][ T32] task:kworker/0:233 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.487603][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.487694][ T32] Call trace: [ 1336.487789][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.487857][ T32] r10:8291a684 r9:eb07dd84 r8:00000002 r7:60000113 r6:eb07dd8c r5:84af9800 [ 1336.487884][ T32] r4:84af9800 [ 1336.487906][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.487955][ T32] r5:84af9800 r4:8291a680 [ 1336.487977][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.488046][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.488109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 1336.488136][ T32] r4:00000000 [ 1336.488162][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.488217][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.488288][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.488349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85429640 [ 1336.488388][ T32] r4:00000000 [ 1336.488415][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.488507][ T32] r9:83018005 r8:84af9800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1336.488540][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.488592][ T32] r5:00001000 r4:e07c5000 [ 1336.488614][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.488684][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.488739][ T32] r5:85244b8c r4:85244800 [ 1336.488762][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.488842][ T32] r7:dddced80 r6:83018000 r5:85244b8c r4:853b4800 [ 1336.488872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.488928][ T32] r10:61c88647 r9:84af9800 r8:853b482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.488955][ T32] r4:853b4800 [ 1336.488977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.489031][ T32] r10:00000000 r9:853b4800 r8:80287e08 r7:eb021e60 r6:853b4880 r5:84af9800 [ 1336.489060][ T32] r4:00000001 [ 1336.489108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.489197][ T32] Exception stack(0xeb07dfb0 to 0xeb07dff8) [ 1336.501698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.501796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.501831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.502534][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.502906][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1336.503146][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.503428][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.503589][ T32] r5:00001000 r4:ecbd5000 ** 5 printk messages dropped ** [ 1336.503900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.504319][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 9 printk messages dropped ** [ 1336.504685][ T32] task:kworker/0:234 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1336.505560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85429740 ** 11 printk messages dropped ** [ 1336.506188][ T32] r10:61c88647 r9:84afa400 r8:853b492c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.506614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.506652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.506723][ T32] r4:854294c0 [ 1336.507034][ T32] INFO: task kworker/0:234:4631 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.507117][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.507273][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.507357][ T32] Call trace: [ 1336.507452][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.507520][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.507547][ T32] r4:00000000 [ 1336.507569][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.507650][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.507710][ T32] 9d20: bd02d000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.507748][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.507802][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.507834][ T32] r5:800f0013 r4:80239bb0 [ 1336.507858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.507931][ T32] r4:82ac21e4 [ 1336.507990][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.508079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.508135][ T32] r4:e0009dc0 [ 1336.508161][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.508217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.508253][ T32] r4:00000000 [ 1336.508299][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.508383][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.508456][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.508536][ T32] r5:00001000 r4:ecbd5000 [ 1336.508589][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.508646][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.508694][ T32] r5:85adb38c r4:85adb000 [ 1336.508739][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.508798][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.508821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.508904][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.508935][ T32] r4:84bd5200 ** 1 printk messages dropped ** [ 1336.509034][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1336.532671][ T32] r4:84bc6c00 ** 3 printk messages dropped ** [ 1336.532858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.533361][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.533775][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.534044][ T32] r5:8524538c r4:85245000 ** 4 printk messages dropped ** [ 1336.534302][ T32] r4:853b4a00 ** 6 printk messages dropped ** [ 1336.534632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.535606][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.535944][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1336.536219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.536251][ T32] r4:e0009dc0 [ 1336.536298][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.536376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.536405][ T32] r4:00000000 [ 1336.536427][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.536483][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.536507][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.536556][ T32] r5:00001000 r4:ecbd5000 [ 1336.536577][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.536620][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.536702][ T32] r5:85adb38c r4:85adb000 [ 1336.536728][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.536783][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.536811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.536869][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.536924][ T32] r4:84bd5200 [ 1336.536983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.537073][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.537102][ T32] r4:00000001 [ 1336.537149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.537207][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.537263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.537300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.537333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.537367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.537392][ T32] r4:84bc6c00 [ 1336.537415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.537469][ T32] INFO: task kworker/0:236:4634 blocked for more than 463 seconds. [ 1336.537506][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.537532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.537558][ T32] task:kworker/0:236 state:D stack:0 pid:4634 tgid:4634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.537640][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.537686][ T32] Call trace: [ 1336.537761][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.537827][ T32] r10:8291a684 r9:eb125d84 r8:00000002 r7:60000013 r6:eb125d8c r5:84afbc00 [ 1336.537887][ T32] r4:84afbc00 [ 1336.537939][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.537998][ T32] r5:84afbc00 r4:8291a680 [ 1336.538020][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.538078][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.538134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1336.538170][ T32] r4:00000000 [ 1336.538199][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.538240][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.538279][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.538327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85429ac0 [ 1336.538423][ T32] r4:00000000 [ 1336.538450][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.538504][ T32] r9:83018005 r8:84afbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1336.538527][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.538608][ T32] r5:00001000 r4:e0975000 ** 1 printk messages dropped ** [ 1336.538705][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.538759][ T32] r5:8524578c r4:85245400 [ 1336.538782][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.538835][ T32] r7:dddced80 r6:83018000 r5:8524578c r4:853b4b00 [ 1336.538859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.538912][ T32] r10:61c88647 r9:84afbc00 r8:853b4b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.538974][ T32] r4:853b4b00 [ 1336.539026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.539110][ T32] r10:00000000 r9:853b4b00 r8:80287e08 r7:eb131e60 r6:853b4b80 r5:84afbc00 [ 1336.539139][ T32] r4:00000001 [ 1336.539160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.539210][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1336.549807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.549895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.549931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.549968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.549994][ T32] r4:854296c0 [ 1336.550394][ T32] INFO: task kworker/0:236:4634 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.550440][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.550514][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.550580][ T32] Call trace: [ 1336.550615][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.550684][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.550757][ T32] r4:00000000 [ 1336.550786][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.550838][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.550873][ T32] 9d20: bd5ae000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.550906][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.550935][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.550987][ T32] r5:800f0013 r4:80239bb0 [ 1336.551098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.551156][ T32] r4:82ac21e4 [ 1336.551199][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.551256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.551295][ T32] r4:e0009dc0 [ 1336.551368][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.551453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.551541][ T32] r4:00000000 [ 1336.551593][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.551654][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.551679][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.551795][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.552003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.552210][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1336.552373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.552578][ T32] INFO: task kworker/0:237:4636 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1336.552801][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.552995][ T32] r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:84afc800 ** 4 printk messages dropped ** [ 1336.553215][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.553398][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1336.553575][ T32] r9:83018005 r8:84afc800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1336.553821][ T32] r5:85245b8c r4:85245800 [ 1336.553868][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.553926][ T32] r7:dddced80 r6:83018000 r5:85245b8c r4:853b4c00 [ 1336.553950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.554004][ T32] r10:61c88647 r9:84afc800 r8:853b4c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.554029][ T32] r4:853b4c00 [ 1336.554051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.554117][ T32] r10:00000000 r9:853b4c00 r8:80287e08 r7:eb125e60 r6:853b4c80 r5:84afc800 [ 1336.554147][ T32] r4:00000001 [ 1336.554168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.554215][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 1336.554245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.554301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.554336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.554370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.554395][ T32] r4:85429840 [ 1336.554635][ T32] INFO: task kworker/0:237:4636 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.554677][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.554755][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.554824][ T32] Call trace: [ 1336.554857][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.554916][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.554942][ T32] r4:00000000 [ 1336.554963][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.555030][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.555081][ T32] 9d20: bd5ae000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.555118][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.555200][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.555235][ T32] r5:800f0013 r4:80239bb0 [ 1336.555259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.555306][ T32] r4:82ac21e4 [ 1336.555344][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.555422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.555471][ T32] r4:e0009dc0 [ 1336.555522][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.555577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.555617][ T32] r4:00000000 [ 1336.555644][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.555698][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.555743][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.555810][ T32] r5:00001000 r4:ecbd5000 [ 1336.555921][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.555973][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.556022][ T32] r5:85adb38c r4:85adb000 [ 1336.556044][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.556097][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.556120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.556182][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.556211][ T32] r4:84bd5200 [ 1336.556232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.556311][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.556341][ T32] r4:00000001 [ 1336.556375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.556422][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.556453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.556511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.556545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.556603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.556632][ T32] r4:84bc6c00 [ 1336.556667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.556729][ T32] INFO: task kworker/0:238:4638 blocked for more than 463 seconds. [ 1336.556766][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.556793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.556819][ T32] task:kworker/0:238 state:D stack:0 pid:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.556922][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.557025][ T32] Call trace: [ 1336.557064][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.557223][ T32] r10:8291a684 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:84afd400 [ 1336.557277][ T32] r4:84afd400 [ 1336.557328][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.557386][ T32] r5:84afd400 r4:8291a680 [ 1336.557411][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.557506][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.557563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1336.557614][ T32] r4:00000000 [ 1336.557666][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.557710][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.557750][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.557799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85429d40 [ 1336.557824][ T32] r4:00000000 [ 1336.557858][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.557920][ T32] r9:83018005 r8:84afd400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1336.557955][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.558008][ T32] r5:00001000 r4:e49db000 [ 1336.558054][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.558115][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.558185][ T32] r5:85245f8c r4:85245c00 [ 1336.558213][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.558298][ T32] r7:dddced80 r6:83018000 r5:85245f8c r4:853b4d00 [ 1336.558331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.558387][ T32] r10:61c88647 r9:84afd400 r8:853b4d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.558452][ T32] r4:853b4d00 [ 1336.558479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.558552][ T32] r10:00000000 r9:853b4d00 r8:80287e08 r7:eb139e60 r6:853b4d80 r5:84afd400 [ 1336.558607][ T32] r4:00000001 [ 1336.558657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.558702][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1336.558757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.558854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.558896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.558933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.558957][ T32] r4:85429940 [ 1336.559194][ T32] INFO: task kworker/0:238:4638 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.590349][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.590540][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.590662][ T32] Call trace: [ 1336.590710][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.590785][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.590814][ T32] r4:00000000 [ 1336.590840][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.590892][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.590955][ T32] 9d20: bddc1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.591022][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.591109][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.591153][ T32] r5:800f0013 r4:80239bb0 [ 1336.591186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.591244][ T32] r4:82ac21e4 [ 1336.591269][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.591343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.591444][ T32] r4:e0009dc0 [ 1336.591473][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.591525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.591552][ T32] r4:00000000 [ 1336.591594][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.591702][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.591731][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.591782][ T32] r5:00001000 r4:ecbd5000 [ 1336.591829][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.591910][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.592001][ T32] r5:85adb38c r4:85adb000 [ 1336.592028][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.592086][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.592167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.592234][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.592261][ T32] r4:84bd5200 [ 1336.592284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.592339][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.592376][ T32] r4:00000001 [ 1336.592404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.592472][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.592507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.592540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.592569][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.592632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.592662][ T32] r4:84bc6c00 [ 1336.592689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.592723][ T32] INFO: task kworker/0:239:4640 blocked for more than 463 seconds. [ 1336.592760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.592813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.592844][ T32] task:kworker/0:239 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.592922][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.592997][ T32] Call trace: [ 1336.593046][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.593107][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:84afe000 [ 1336.593244][ T32] r4:84afe000 [ 1336.593283][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.593364][ T32] r5:84afe000 r4:8291a680 [ 1336.593391][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.593460][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.593515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1336.593541][ T32] r4:00000000 [ 1336.593586][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.593631][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.593672][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.593787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85429ec0 [ 1336.593825][ T32] r4:00000000 [ 1336.593873][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.593963][ T32] r9:83018005 r8:84afe000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1336.593994][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.594043][ T32] r5:00001000 r4:e8a15000 [ 1336.594070][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.594144][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.594202][ T32] r5:8524638c r4:85246000 [ 1336.594316][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.594373][ T32] r7:dddced80 r6:83018000 r5:8524638c r4:853b4e00 [ 1336.594400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.594508][ T32] r10:61c88647 r9:84afe000 r8:853b4e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.594546][ T32] r4:853b4e00 [ 1336.594592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.594650][ T32] r10:00000000 r9:853b4e00 r8:80287e08 r7:eb13de60 r6:853b4e80 r5:84afe000 [ 1336.594679][ T32] r4:00000001 [ 1336.594712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.594758][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1336.594787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.594819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.594850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.594883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.594925][ T32] r4:85429b40 [ 1336.595316][ T32] INFO: task kworker/0:239:4640 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.595373][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.595436][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.595482][ T32] Call trace: [ 1336.595514][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.595572][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.595615][ T32] r4:00000000 [ 1336.595641][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.595687][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.595719][ T32] 9d20: bddc1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.595750][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.595803][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.595835][ T32] r5:800f0013 r4:80239bb0 [ 1336.595890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.595941][ T32] r4:82ac21e4 [ 1336.595964][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.596015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.596040][ T32] r4:e0009dc0 [ 1336.596163][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.596220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.596246][ T32] r4:00000000 [ 1336.596269][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.596322][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.596345][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.596393][ T32] r5:00001000 r4:ecbd5000 [ 1336.596432][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.596480][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.596556][ T32] r5:85adb38c r4:85adb000 [ 1336.596679][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.596756][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.596798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.596881][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.596911][ T32] r4:84bd5200 [ 1336.596957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.597017][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.597042][ T32] r4:00000001 [ 1336.597089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.597134][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.597183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.597246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.597304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.597353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.597406][ T32] r4:84bc6c00 [ 1336.597433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.597489][ T32] INFO: task kworker/0:240:4642 blocked for more than 463 seconds. [ 1336.597550][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.597580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.597606][ T32] task:kworker/0:240 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.597665][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.597740][ T32] Call trace: [ 1336.597827][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.597887][ T32] r10:8291a684 r9:eb149d84 r8:00000002 r7:60000113 r6:eb149d8c r5:85316000 [ 1336.597937][ T32] r4:85316000 [ 1336.597986][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.598039][ T32] r5:85316000 r4:8291a680 [ 1336.598060][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.598104][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.598168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1336.598226][ T32] r4:00000000 [ 1336.598251][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.598296][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.598338][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.598413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6180 [ 1336.598442][ T32] r4:00000000 [ 1336.598465][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.598567][ T32] r9:83018005 r8:85316000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1336.598597][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.598677][ T32] r5:00001000 r4:eab71000 [ 1336.598729][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.598778][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.598829][ T32] r5:85246b8c r4:85246800 [ 1336.598874][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.598957][ T32] r7:dddced80 r6:83018000 r5:85246b8c r4:853b4f00 [ 1336.598985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.599041][ T32] r10:61c88647 r9:85316000 r8:853b4f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.599081][ T32] r4:853b4f00 [ 1336.599107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.599160][ T32] r10:00000000 r9:853b4f00 r8:80287e08 r7:eb145e60 r6:853b4f80 r5:85316000 [ 1336.599190][ T32] r4:00000001 [ 1336.599220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.622458][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1336.622517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.622577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.622617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.622683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.622714][ T32] r4:85429cc0 [ 1336.623112][ T32] INFO: task kworker/0:240:4642 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.623158][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.623241][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.623376][ T32] Call trace: [ 1336.623421][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.623497][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.623551][ T32] r4:00000000 [ 1336.623578][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.623650][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.623690][ T32] 9d20: bdfa6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.623749][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.623809][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.623842][ T32] r5:800f0013 r4:80239bb0 [ 1336.623866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.623927][ T32] r4:82ac21e4 [ 1336.623954][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.624008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.624034][ T32] r4:e0009dc0 [ 1336.624138][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.624215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.624255][ T32] r4:00000000 [ 1336.624284][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.624394][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.624423][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.624474][ T32] r5:00001000 r4:ecbd5000 [ 1336.624521][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.624596][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.624649][ T32] r5:85adb38c r4:85adb000 [ 1336.624672][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.624752][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.624781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.624836][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.624862][ T32] r4:84bd5200 [ 1336.624884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.624937][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.624962][ T32] r4:00000001 [ 1336.625081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.625138][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.625173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.625211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.625493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.625993][ T32] r5:84afec00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.626231][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.626625][ T32] r5:00001000 r4:e8a79000 ** 2 printk messages dropped ** [ 1336.626800][ T32] r5:8524678c r4:85246400 ** 1 printk messages dropped ** [ 1336.626879][ T32] r7:dddced80 r6:83018000 r5:8524678c r4:853e1000 ** 6 printk messages dropped ** [ 1336.627361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.627414][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1336.627471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.627509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.627540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.627575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.627599][ T32] r4:84a15240 [ 1336.627866][ T32] INFO: task kworker/0:241:4644 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.627909][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.627981][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.628046][ T32] Call trace: [ 1336.628079][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.628193][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.628226][ T32] r4:00000000 [ 1336.628250][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.628296][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.628366][ T32] 9d20: bdfa6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.628415][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.628447][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.628474][ T32] r5:800f0013 r4:80239bb0 [ 1336.628502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.628553][ T32] r4:82ac21e4 [ 1336.628600][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.628655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.628683][ T32] r4:e0009dc0 [ 1336.628730][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.628784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.628824][ T32] r4:00000000 [ 1336.628850][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.628904][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.628928][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.628976][ T32] r5:00001000 r4:ecbd5000 [ 1336.628998][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.629040][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.629087][ T32] r5:85adb38c r4:85adb000 [ 1336.629135][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.629199][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.646986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.647189][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.647223][ T32] r4:84bd5200 [ 1336.647247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.647367][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.647434][ T32] r4:00000001 [ 1336.647479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.647533][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.647613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.647682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.647723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.647759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.647809][ T32] r4:84bc6c00 [ 1336.647839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.647876][ T32] INFO: task kworker/1:519:4646 blocked for more than 463 seconds. [ 1336.647915][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.647943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.647972][ T32] task:kworker/1:519 state:D stack:0 pid:4646 tgid:4646 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1336.648243][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.648399][ T32] r4:85328c00 ** 3 printk messages dropped ** [ 1336.648677][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.649042][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.649164][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.655735][ T32] r5:853f838c r4:853f8000 ** 1 printk messages dropped ** [ 1336.655911][ T32] r7:ddde2d80 r6:83018200 r5:853f838c r4:853e0380 ** 5 printk messages dropped ** [ 1336.656254][ T32] r4:00000001 [ 1336.656277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.656321][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1336.656354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.656386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.656417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.656452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.656501][ T32] r4:853d9dc0 [ 1336.656922][ T32] INFO: task kworker/1:519:4646 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.656969][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.657041][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.657092][ T32] Call trace: [ 1336.657125][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.657193][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.657222][ T32] r4:00000000 [ 1336.657243][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.657293][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.657352][ T32] 9d20: be342000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.657416][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.657448][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.657478][ T32] r5:800f0013 r4:80239bb0 [ 1336.657522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.657628][ T32] r4:82ac21e4 [ 1336.657656][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.657711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.657737][ T32] r4:e0009dc0 [ 1336.657782][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.657837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.657863][ T32] r4:00000000 [ 1336.657903][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.657964][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.658025][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.658079][ T32] r5:00001000 r4:ecbd5000 [ 1336.658205][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.658313][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.658374][ T32] r5:85adb38c r4:85adb000 [ 1336.658398][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.658453][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.658477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.658559][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.658589][ T32] r4:84bd5200 [ 1336.658610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.658666][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.658692][ T32] r4:00000001 [ 1336.658715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.658775][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.658808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.658866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.658901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.658934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.658960][ T32] r4:84bc6c00 [ 1336.659009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.659047][ T32] INFO: task kworker/0:242:4648 blocked for more than 463 seconds. [ 1336.659084][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.659112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.659137][ T32] task:kworker/0:242 state:D stack:0 pid:4648 tgid:4648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.659197][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.672404][ T32] Call trace: [ 1336.672527][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.672611][ T32] r10:8291a684 r9:eb151d84 r8:00000002 r7:60000013 r6:eb151d8c r5:85329800 [ 1336.672640][ T32] r4:85329800 [ 1336.672663][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.672714][ T32] r5:85329800 r4:8291a680 [ 1336.672736][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.672805][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.672861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1336.672890][ T32] r4:00000000 [ 1336.672911][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.672975][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.673023][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.673091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e63c0 ** 6 printk messages dropped ** [ 1336.673397][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.673450][ T32] r5:85246f8c r4:85246c00 [ 1336.673479][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.673541][ T32] r7:dddced80 r6:83018000 r5:85246f8c r4:853e1180 [ 1336.673568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.673648][ T32] r10:61c88647 r9:85329800 r8:853e11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.673693][ T32] r4:853e1180 [ 1336.673743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.673826][ T32] r10:00000000 r9:853e1180 r8:80287e08 r7:eb149e60 r6:853e1200 r5:85329800 [ 1336.673879][ T32] r4:00000001 [ 1336.673930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.673979][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1336.674038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.674075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.674138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.674187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.674213][ T32] r4:853e6000 [ 1336.674725][ T32] INFO: task kworker/0:242:4648 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.674781][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.674894][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.675012][ T32] Call trace: [ 1336.675048][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.675108][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.675238][ T32] r4:00000000 [ 1336.675272][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.675320][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.675371][ T32] 9d20: be715000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.675404][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.675464][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.675497][ T32] r5:800f0013 r4:80239bb0 [ 1336.675520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.675568][ T32] r4:82ac21e4 [ 1336.675589][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.675663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.675718][ T32] r4:e0009dc0 [ 1336.675744][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.675795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.675946][ T32] r4:00000000 [ 1336.675974][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.676051][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.676105][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.676159][ T32] r5:00001000 r4:ecbd5000 [ 1336.676188][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.676261][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.676329][ T32] r5:85adb38c r4:85adb000 [ 1336.676354][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.676413][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.676439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.676497][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.676524][ T32] r4:84bd5200 [ 1336.676570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.676652][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.676705][ T32] r4:00000001 [ 1336.676731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.676774][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.676803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.676834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.676887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.676926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.676952][ T32] r4:84bc6c00 [ 1336.676999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.677061][ T32] INFO: task kworker/0:243:4650 blocked for more than 463 seconds. [ 1336.677128][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.677160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.677198][ T32] task:kworker/0:243 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.677253][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.677299][ T32] Call trace: [ 1336.677357][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.677417][ T32] r10:8291a684 r9:eb141d84 r8:00000002 r7:60000113 r6:eb141d8c r5:8532a400 [ 1336.677444][ T32] r4:8532a400 [ 1336.677466][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.677514][ T32] r5:8532a400 r4:8291a680 [ 1336.677537][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.677580][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.677631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1336.677657][ T32] r4:00000000 [ 1336.677679][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.677718][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.677757][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.677805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6500 [ 1336.677833][ T32] r4:00000000 [ 1336.677854][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.677906][ T32] r9:83018005 r8:8532a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1336.677930][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.677983][ T32] r5:00001000 r4:eac07000 [ 1336.678007][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.678052][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.678100][ T32] r5:8524738c r4:85247000 [ 1336.678122][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.678214][ T32] r7:dddced80 r6:83018000 r5:8524738c r4:853e1280 [ 1336.678243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.678299][ T32] r10:61c88647 r9:8532a400 r8:853e12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.678326][ T32] r4:853e1280 [ 1336.678370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.678427][ T32] r10:00000000 r9:853e1280 r8:80287e08 r7:eb151e60 r6:853e1300 r5:8532a400 [ 1336.678482][ T32] r4:00000001 [ 1336.678546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.678593][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1336.678624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.678656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.678685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.678719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.678743][ T32] r4:853e6240 [ 1336.679002][ T32] INFO: task kworker/0:243:4650 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.679044][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.679107][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.679191][ T32] Call trace: [ 1336.690261][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1336.690533][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1336.690684][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1336.691234][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.691353][ T32] r4:e0009dc0 ** 2 printk messages dropped ** [ 1336.691451][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.691526][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.691551][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.691602][ T32] r5:00001000 r4:ecbd5000 [ 1336.691991][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.692058][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.692143][ T32] r5:85adb38c r4:85adb000 [ 1336.692170][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.692232][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.692284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.692540][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.692569][ T32] r4:84bd5200 [ 1336.692592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.692647][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.692672][ T32] r4:00000001 [ 1336.693110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.693157][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.693214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.693254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.693338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.693377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.693403][ T32] r4:84bc6c00 [ 1336.693428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.693745][ T32] INFO: task kworker/0:244:4652 blocked for more than 463 seconds. [ 1336.693786][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.693815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.693867][ T32] task:kworker/0:244 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.693933][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.694039][ T32] Call trace: [ 1336.694125][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.694192][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:8532b000 [ 1336.694222][ T32] r4:8532b000 [ 1336.694270][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.694325][ T32] r5:8532b000 r4:8291a680 [ 1336.694348][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.694393][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.694469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1336.694499][ T32] r4:00000000 [ 1336.694521][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.694561][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.694601][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.694651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e66c0 [ 1336.694704][ T32] r4:00000000 [ 1336.694779][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.694838][ T32] r9:83018005 r8:8532b000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.694863][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.694911][ T32] r5:00001000 r4:ead51000 [ 1336.694958][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.695031][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.695085][ T32] r5:8524778c r4:85247400 [ 1336.695109][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.695161][ T32] r7:dddced80 r6:83018000 r5:8524778c r4:853e1380 [ 1336.695214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.695341][ T32] r10:61c88647 r9:8532b000 r8:853e13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.695376][ T32] r4:853e1380 [ 1336.695498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.695558][ T32] r10:00000000 r9:853e1380 r8:80287e08 r7:eb141e60 r6:853e1400 r5:8532b000 ** 2 printk messages dropped ** [ 1336.695676][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) ** 2 printk messages dropped ** [ 1336.695802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.696470][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.697105][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.697465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 7 printk messages dropped ** [ 1336.697769][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1336.698115][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1336.698416][ T32] r4:84bc6c00 ** 2 printk messages dropped ** [ 1336.698636][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 1336.699183][ T32] task:kworker/0:245 state:D stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1336.730338][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1336.730458][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.730510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1336.730537][ T32] r4:00000000 [ 1336.730558][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.730599][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.730646][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.730724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e69c0 [ 1336.730759][ T32] r4:00000000 [ 1336.730784][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.730845][ T32] r9:83018005 r8:8532bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1336.730894][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.730975][ T32] r5:00001000 r4:eadb7000 [ 1336.731022][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.731075][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.731173][ T32] r5:85247f8c r4:85247c00 [ 1336.731229][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.731300][ T32] r7:dddced80 r6:83018000 r5:85247f8c r4:853e1480 [ 1336.731400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.731463][ T32] r10:61c88647 r9:8532bc00 r8:853e14ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.731489][ T32] r4:853e1480 [ 1336.731510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.731563][ T32] r10:00000000 r9:853e1480 r8:80287e08 r7:eb159e60 r6:853e1500 r5:8532bc00 [ 1336.731613][ T32] r4:00000001 [ 1336.731640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.731684][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1336.731718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.731771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.731807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.731865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.731894][ T32] r4:853e6540 [ 1336.732305][ T32] INFO: task kworker/0:245:4654 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.732381][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.732481][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.732545][ T32] Call trace: [ 1336.732601][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.732662][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.732690][ T32] r4:00000000 [ 1336.732722][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.732777][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.732811][ T32] 9d20: bed17000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.732844][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.732940][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.733011][ T32] r5:800f0013 r4:80239bb0 [ 1336.733090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.733145][ T32] r4:82ac21e4 [ 1336.733192][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.733250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.733301][ T32] r4:e0009dc0 [ 1336.733328][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.733428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.733458][ T32] r4:00000000 [ 1336.733483][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.733537][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.733561][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.733657][ T32] r5:00001000 r4:ecbd5000 [ 1336.733684][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.733779][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.733832][ T32] r5:85adb38c r4:85adb000 [ 1336.733854][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.733909][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.733960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.734073][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.734106][ T32] r4:84bd5200 [ 1336.734169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.734234][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.734285][ T32] r4:00000001 [ 1336.734342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.734390][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.734419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.734450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.734501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.734541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.734565][ T32] r4:84bc6c00 [ 1336.734599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.734647][ T32] INFO: task kworker/0:246:4656 blocked for more than 463 seconds. [ 1336.734715][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.734748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.734775][ T32] task:kworker/0:246 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.734828][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.734873][ T32] Call trace: [ 1336.734905][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.734960][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:8532c800 [ 1336.735011][ T32] r4:8532c800 [ 1336.735123][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.735190][ T32] r5:8532c800 r4:8291a680 [ 1336.735213][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.735258][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.735364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1336.735397][ T32] r4:00000000 [ 1336.735419][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.735459][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.735522][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.735575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6840 [ 1336.735628][ T32] r4:00000000 [ 1336.735654][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.735711][ T32] r9:83018005 r8:8532c800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1336.735761][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.735826][ T32] r5:00001000 r4:ead8b000 [ 1336.735851][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.735896][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.735945][ T32] r5:85247b8c r4:85247800 [ 1336.735967][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.736017][ T32] r7:dddced80 r6:83018000 r5:85247b8c r4:853e1580 [ 1336.736038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.736170][ T32] r10:61c88647 r9:8532c800 r8:853e15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.736204][ T32] r4:853e1580 [ 1336.736227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1336.736538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.737393][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1336.737798][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.738213][ T32] r4:e0009dc0 ** 4 printk messages dropped ** [ 1336.738416][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1336.764839][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1336.765831][ T32] r4:84bc6c00 ** 3 printk messages dropped ** [ 1336.766759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.768598][ T32] r5:8532d400 r4:8291a680 ** 5 printk messages dropped ** [ 1336.769208][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.788174][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.788283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6cc0 [ 1336.788316][ T32] r4:00000000 [ 1336.788340][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.788397][ T32] r9:83018005 r8:8532d400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1336.788421][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.788647][ T32] r5:00001000 r4:eae31000 [ 1336.788684][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.788733][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.788782][ T32] r5:8546878c r4:85468400 [ 1336.788804][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.789344][ T32] r7:dddced80 r6:83018000 r5:8546878c r4:853e1680 [ 1336.795895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.796072][ T32] r10:61c88647 r9:8532d400 r8:853e16ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.796106][ T32] r4:853e1680 [ 1336.796130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.796191][ T32] r10:00000000 r9:853e1680 r8:80287e08 r7:eb15de60 r6:853e1700 r5:8532d400 [ 1336.796269][ T32] r4:00000001 [ 1336.796296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.796342][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1336.796377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.796410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.796515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.796556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.796608][ T32] r4:853e67c0 [ 1336.797024][ T32] INFO: task kworker/0:247:4658 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.797069][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.797327][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.797414][ T32] Call trace: [ 1336.797484][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.798181][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.798687][ T32] r4:00000000 [ 1336.798717][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.798766][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.798814][ T32] 9d20: bf72f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.798852][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.799314][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.813766][ T32] r5:800f0013 r4:80239bb0 [ 1336.813803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.813918][ T32] r4:82ac21e4 [ 1336.813947][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.814001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.814027][ T32] r4:e0009dc0 [ 1336.814301][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.814362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.814913][ T32] r4:00000000 [ 1336.814945][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.815024][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.815256][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.815345][ T32] r5:00001000 r4:ecbd5000 [ 1336.815387][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.815435][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.815484][ T32] r5:85adb38c r4:85adb000 [ 1336.815507][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.815612][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.815673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.815736][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.815773][ T32] r4:84bd5200 [ 1336.815796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.815864][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.815922][ T32] r4:00000001 [ 1336.815948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.815993][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.816026][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.816258][ T32] INFO: task kworker/0:248:4660 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1336.817169][ T32] r10:8291a684 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:8532e000 ** 8 printk messages dropped ** [ 1336.817493][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1336.817714][ T32] r9:83018005 r8:8532e000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1336.817930][ T32] r5:8546838c r4:85468000 ** 3 printk messages dropped ** [ 1336.818112][ T32] r10:61c88647 r9:8532e000 r8:853e17ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1336.818462][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.819124][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.840140][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.840186][ T32] 9d20: bfeba000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.840225][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.840256][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.840286][ T32] r5:800f0013 r4:80239bb0 [ 1336.840311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.840366][ T32] r4:82ac21e4 [ 1336.840414][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.840478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.840531][ T32] r4:e0009dc0 [ 1336.840588][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.840649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.840677][ T32] r4:00000000 [ 1336.840702][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.840763][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.840789][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.840846][ T32] r5:00001000 r4:ecbd5000 [ 1336.840871][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.840945][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.841008][ T32] r5:85adb38c r4:85adb000 [ 1336.841034][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.841095][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.841121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.841202][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.841235][ T32] r4:84bd5200 [ 1336.841283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.841352][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.841381][ T32] r4:00000001 [ 1336.841449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.841498][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.841546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.841585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.841616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.841650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.841675][ T32] r4:84bc6c00 [ 1336.841700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.841747][ T32] INFO: task kworker/0:249:4663 blocked for more than 463 seconds. [ 1336.841836][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.841921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.841958][ T32] task:kworker/0:249 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.842022][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.842073][ T32] Call trace: [ 1336.842107][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.842179][ T32] r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000113 r6:eb16dd8c r5:8532ec00 [ 1336.842210][ T32] r4:8532ec00 [ 1336.842252][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.842307][ T32] r5:8532ec00 r4:8291a680 [ 1336.842329][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.842374][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.842423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1336.842473][ T32] r4:00000000 [ 1336.842499][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.842552][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.842605][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.842680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6e00 [ 1336.842710][ T32] r4:00000000 [ 1336.842732][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.842784][ T32] r9:83018005 r8:8532ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1336.842807][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.843010][ T32] r5:85468b8c r4:85468800 [ 1336.843055][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.843217][ T32] r10:61c88647 r9:8532ec00 r8:853e18ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1336.843364][ T32] r10:00000000 r9:853e1880 r8:80287e08 r7:eb165e60 r6:853e1900 r5:8532ec00 [ 1336.843408][ T32] r4:00000001 [ 1336.843433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.843474][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1336.843503][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.843553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.843613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.843650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.843675][ T32] r4:853e6b40 [ 1336.844091][ T32] INFO: task kworker/0:249:4663 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.844135][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.844277][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.844381][ T32] Call trace: [ 1336.844491][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.844556][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.844585][ T32] r4:00000000 [ 1336.844606][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.844650][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.844687][ T32] 9d20: bfeba000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.844744][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.844784][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.844830][ T32] r5:800f0013 r4:80239bb0 [ 1336.844863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.844912][ T32] r4:82ac21e4 [ 1336.844935][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1336.845072][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.845414][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1336.845719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.845862][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1336.846059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.846326][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.846613][ T32] r5:8538a400 r4:8291a680 ** 2 printk messages dropped ** [ 1336.846729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 ** 3 printk messages dropped ** [ 1336.846855][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.846927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6f80 [ 1336.846956][ T32] r4:00000000 [ 1336.847002][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.847096][ T32] r9:83018005 r8:8538a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1336.847126][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.847183][ T32] r5:00001000 r4:eafcf000 [ 1336.847208][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.847251][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.847332][ T32] r5:85468f8c r4:85468c00 [ 1336.847362][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.847419][ T32] r7:dddced80 r6:83018000 r5:85468f8c r4:853e1980 [ 1336.847442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.847524][ T32] r10:61c88647 r9:8538a400 r8:853e19ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.847553][ T32] r4:853e1980 [ 1336.847576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.847640][ T32] r10:00000000 r9:853e1980 r8:80287e08 r7:eb16de60 r6:853e0400 r5:8538a400 [ 1336.847668][ T32] r4:00000001 [ 1336.847702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.847747][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1336.847812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.847849][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.847906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.847957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.847987][ T32] r4:853e6b40 [ 1336.848256][ T32] INFO: task kworker/0:250:4664 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.848298][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.848361][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.848432][ T32] Call trace: [ 1336.848478][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.848544][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.848572][ T32] r4:00000000 [ 1336.848595][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.848640][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.848673][ T32] 9d20: bfeba000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.848706][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.848759][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.848792][ T32] r5:800f0013 r4:80239bb0 [ 1336.848814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.848862][ T32] r4:82ac21e4 [ 1336.848911][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.848990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.849020][ T32] r4:e0009dc0 [ 1336.849044][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.849123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.849164][ T32] r4:00000000 [ 1336.849196][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.865883][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 4 printk messages dropped ** [ 1336.866361][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1336.866531][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.866873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.867140][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 3 printk messages dropped ** [ 1336.867470][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.867595][ T32] r4:8538d400 ** 3 printk messages dropped ** [ 1336.867731][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.867949][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.868438][ T32] r5:8546938c r4:85469000 [ 1336.868460][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.868514][ T32] r7:dddced80 r6:83018000 r5:8546938c r4:853e1a00 ** 1 printk messages dropped ** [ 1336.868621][ T32] r10:61c88647 r9:8538d400 r8:853e1a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1336.868854][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) ** 1 printk messages dropped ** [ 1336.868915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.868968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.869007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.869033][ T32] r4:853d9d80 [ 1336.881718][ T32] INFO: task kworker/0:251:4667 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.881822][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.881930][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.882031][ T32] Call trace: [ 1336.882091][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.882163][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.882198][ T32] r4:00000000 [ 1336.882222][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.882279][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.882315][ T32] 9d20: c0297000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.882371][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.882404][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.882432][ T32] r5:800f0013 r4:80239bb0 [ 1336.882455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.882505][ T32] r4:82ac21e4 [ 1336.882528][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.882588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.882647][ T32] r4:e0009dc0 [ 1336.882673][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.882723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.882790][ T32] r4:00000000 [ 1336.882822][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.882881][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.882905][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.882978][ T32] r5:00001000 r4:ecbd5000 [ 1336.883006][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.883053][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.883127][ T32] r5:85adb38c r4:85adb000 [ 1336.883194][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.883256][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.883292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.883366][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.883418][ T32] r4:84bd5200 [ 1336.883447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.883505][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.883530][ T32] r4:00000001 [ 1336.883576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.883623][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.883653][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.883880][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1336.884241][ T32] r4:85328000 ** 3 printk messages dropped ** [ 1336.884412][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.884929][ T32] r5:00001000 r4:eb035000 ** 2 printk messages dropped ** [ 1336.885071][ T32] r5:85469b8c r4:85469800 [ 1336.885092][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.885145][ T32] r7:dddced80 r6:83018000 r5:85469b8c r4:853e1a80 [ 1336.885167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.885251][ T32] r10:61c88647 r9:85328000 r8:853e1aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.885300][ T32] r4:853e1a80 [ 1336.885326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.885381][ T32] r10:00000000 r9:853e1a80 r8:80287e08 r7:eb185e60 r6:853e1b00 r5:85328000 [ 1336.885405][ T32] r4:00000001 [ 1336.885427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.885491][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1336.885526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.885583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.885616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.885652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.885720][ T32] r4:853e6f40 [ 1336.886058][ T32] INFO: task kworker/0:252:4668 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.886102][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.886181][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.886242][ T32] Call trace: [ 1336.886302][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.886363][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.886390][ T32] r4:00000000 [ 1336.886411][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.886455][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.886488][ T32] 9d20: c0297000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.886520][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.886636][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.886693][ T32] r5:800f0013 r4:80239bb0 [ 1336.886720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.886810][ T32] r4:82ac21e4 [ 1336.886872][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.886934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.886959][ T32] r4:e0009dc0 [ 1336.887006][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.887059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.887107][ T32] r4:00000000 [ 1336.887131][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.887278][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.887333][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1336.887645][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.888016][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1336.888217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.888489][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1336.888685][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.888941][ T32] r4:85312400 ** 3 printk messages dropped ** [ 1336.889122][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.909815][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.910052][ T32] r5:00001000 r4:eb001000 ** 2 printk messages dropped ** [ 1336.910172][ T32] r5:8546978c r4:85469400 [ 1336.910201][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.910279][ T32] r7:dddced80 r6:83018000 r5:8546978c r4:853e1b80 ** 1 printk messages dropped ** [ 1336.910424][ T32] r10:61c88647 r9:85312400 r8:853e1bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1336.910622][ T32] r4:00000001 [ 1336.910649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.910694][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1336.910727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.910761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.910792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.910852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.910887][ T32] r4:853e6f40 [ 1336.911303][ T32] INFO: task kworker/0:253:4669 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.911364][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.911472][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.911591][ T32] Call trace: [ 1336.911659][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.911721][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.911774][ T32] r4:00000000 [ 1336.911801][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.911848][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.911880][ T32] 9d20: c05db000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.911912][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.911966][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.912004][ T32] r5:800f0013 r4:80239bb0 [ 1336.912027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.912114][ T32] r4:82ac21e4 [ 1336.912143][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.912202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.912229][ T32] r4:e0009dc0 [ 1336.912274][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.912341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.912373][ T32] r4:00000000 [ 1336.912420][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.912480][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.912506][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.912579][ T32] r5:00001000 r4:ecbd5000 [ 1336.912634][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.912683][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.912735][ T32] r5:85adb38c r4:85adb000 [ 1336.912758][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.912838][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.912891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.912963][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.912991][ T32] r4:84bd5200 [ 1336.913012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.913068][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.913093][ T32] r4:00000001 [ 1336.913169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.913220][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.913274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.913339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.913374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.913433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.913463][ T32] r4:84bc6c00 [ 1336.913486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.913520][ T32] INFO: task kworker/1:520:4673 blocked for more than 463 seconds. [ 1336.913558][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.913586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.913612][ T32] task:kworker/1:520 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.913710][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.913760][ T32] Call trace: [ 1336.913883][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.913971][ T32] r10:8291a684 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:8538c800 [ 1336.914052][ T32] r4:8538c800 [ 1336.914091][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.914144][ T32] r5:8538c800 r4:8291a680 [ 1336.914166][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.914240][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.914359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1336.914397][ T32] r4:00000000 [ 1336.914419][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.914487][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.914556][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.914621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853abe80 [ 1336.914676][ T32] r4:00000000 [ 1336.914786][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.914897][ T32] r9:83018205 r8:8538c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.914927][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.914977][ T32] r5:00001000 r4:e0787000 [ 1336.915019][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.915068][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.915203][ T32] r5:8547678c r4:85476400 [ 1336.915230][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.915300][ T32] r7:ddde2d80 r6:83018200 r5:8547678c r4:853e0500 [ 1336.915357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.915447][ T32] r10:61c88647 r9:8538c800 r8:853e052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.915479][ T32] r4:853e0500 [ 1336.915526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.915583][ T32] r10:00000000 r9:853e0500 r8:80287e08 r7:eb061e60 r6:853e0580 r5:8538c800 [ 1336.915633][ T32] r4:00000001 [ 1336.915658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.915702][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1336.915733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.915764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.915850][ T32] r4:853c7800 ** 2 printk messages dropped ** [ 1336.916292][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.916461][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 5 printk messages dropped ** [ 1336.916803][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1336.917018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 5 printk messages dropped ** [ 1336.917276][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 1 printk messages dropped ** [ 1336.917435][ T32] r5:00001000 r4:ecbd5000 [ 1336.917462][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.917507][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.917554][ T32] r5:85adb38c r4:85adb000 [ 1336.917621][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.917711][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.917739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.917812][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.917890][ T32] r4:84bd5200 [ 1336.917941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.918010][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.918039][ T32] r4:00000001 [ 1336.918061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.918101][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.918130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.918294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.918335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.918371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.918425][ T32] r4:84bc6c00 [ 1336.918538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.918647][ T32] INFO: task kworker/0:254:4674 blocked for more than 463 seconds. [ 1336.918687][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.918715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.918743][ T32] task:kworker/0:254 state:D stack:0 pid:4674 tgid:4674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.918795][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.918877][ T32] Call trace: [ 1336.918915][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.918997][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:84a58000 [ 1336.919041][ T32] r4:84a58000 [ 1336.919067][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.919141][ T32] r5:84a58000 r4:8291a680 [ 1336.919185][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.919355][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.940874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1336.940927][ T32] r4:00000000 [ 1336.940954][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.941033][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.941083][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.941135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2400 [ 1336.941160][ T32] r4:00000000 [ 1336.941236][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.941297][ T32] r9:83018005 r8:84a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1336.941322][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.941374][ T32] r5:00001000 r4:eb04d000 [ 1336.941397][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.941440][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.941489][ T32] r5:85469f8c r4:85469c00 [ 1336.941511][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.941565][ T32] r7:dddced80 r6:83018000 r5:85469f8c r4:853e1c80 [ 1336.941588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.941642][ T32] r10:61c88647 r9:84a58000 r8:853e1cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.941666][ T32] r4:853e1c80 [ 1336.941687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.941742][ T32] r10:00000000 r9:853e1c80 r8:80287e08 r7:eb175e60 r6:853e1d00 r5:84a58000 [ 1336.941984][ T32] r4:00000001 [ 1336.942060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.942133][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1336.942263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.942324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.942358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.942417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.942454][ T32] r4:853c2100 [ 1336.942849][ T32] INFO: task kworker/0:254:4674 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.942894][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.942993][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.943072][ T32] Call trace: [ 1336.943113][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.943180][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.943210][ T32] r4:00000000 [ 1336.943249][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.943300][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.943431][ T32] 9d20: c08b2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.943497][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.943542][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.943574][ T32] r5:800f0013 r4:80239bb0 [ 1336.943597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.943646][ T32] r4:82ac21e4 [ 1336.943668][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.943751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.943789][ T32] r4:e0009dc0 [ 1336.943813][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.943870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.943897][ T32] r4:00000000 [ 1336.943919][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.943999][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.944028][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.944202][ T32] r5:00001000 r4:ecbd5000 [ 1336.944230][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.944305][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.944371][ T32] r5:85adb38c r4:85adb000 [ 1336.944395][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.944451][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.944474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.944542][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.944571][ T32] r4:84bd5200 [ 1336.944593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.944648][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.944673][ T32] r4:00000001 [ 1336.944716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.944780][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1336.944813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.944873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.944908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.944942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.944983][ T32] r4:84bc6c00 [ 1336.945011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.945045][ T32] INFO: task kworker/0:255:4676 blocked for more than 463 seconds. [ 1336.945081][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1336.945109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.945146][ T32] task:kworker/0:255 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.945262][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.945339][ T32] Call trace: [ 1336.945376][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1336.945432][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:84a58c00 [ 1336.945459][ T32] r4:84a58c00 [ 1336.945510][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1336.945565][ T32] r5:84a58c00 r4:8291a680 [ 1336.945588][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.945632][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.945681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1336.945711][ T32] r4:00000000 [ 1336.945734][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.945775][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.945814][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.945888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2780 [ 1336.945942][ T32] r4:00000000 [ 1336.945967][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.946043][ T32] r9:83018005 r8:84a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1336.946199][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.946300][ T32] r5:00001000 r4:eb19b000 [ 1336.946348][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.946399][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.946477][ T32] r5:8546a78c r4:8546a400 [ 1336.946504][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.946569][ T32] r7:dddced80 r6:83018000 r5:8546a78c r4:853e1d80 [ 1336.946620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.946680][ T32] r10:61c88647 r9:84a58c00 r8:853e1dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.946754][ T32] r4:853e1d80 [ 1336.946791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.946863][ T32] r10:00000000 r9:853e1d80 r8:80287e08 r7:eb181e60 r6:853e1e00 r5:84a58c00 [ 1336.946892][ T32] r4:00000001 [ 1336.946914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.946962][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1336.947018][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.947054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.947104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.947141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.947183][ T32] r4:853c2200 [ 1336.947494][ T32] INFO: task kworker/0:255:4676 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.947553][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.947639][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.947733][ T32] Call trace: [ 1336.947778][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.947853][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.947884][ T32] r4:00000000 [ 1336.947905][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.947952][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.948010][ T32] 9d20: c08b2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.948047][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.948079][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.948107][ T32] r5:800f0013 r4:80239bb0 [ 1336.948128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.948191][ T32] r4:82ac21e4 [ 1336.948219][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.948271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.948308][ T32] r4:e0009dc0 [ 1336.948334][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.948383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.948408][ T32] r4:00000000 [ 1336.948429][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.948506][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.948549][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.948628][ T32] r5:00001000 r4:ecbd5000 [ 1336.948653][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.948699][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.948772][ T32] r5:85adb38c r4:85adb000 [ 1336.948870][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.948943][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1336.948970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.949063][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.949093][ T32] r4:84bd5200 [ 1336.949140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.949202][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1336.949229][ T32] r4:00000001 [ 1336.949313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.972060][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1336.972290][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1336.972511][ T32] task:kworker/0:256 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.973011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1336.973060][ T32] r4:00000000 [ 1336.973085][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1336.973126][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.973224][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.973280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2540 [ 1336.973305][ T32] r4:00000000 [ 1336.973327][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.973386][ T32] r9:83018005 r8:84a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1336.973413][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.973468][ T32] r5:00001000 r4:eb06d000 [ 1336.973491][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.973535][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.973600][ T32] r5:8546a38c r4:8546a000 [ 1336.973651][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.973724][ T32] r7:dddced80 r6:83018000 r5:8546a38c r4:853e1e80 [ 1336.973753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.973809][ T32] r10:61c88647 r9:84a5a400 r8:853e1eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.973833][ T32] r4:853e1e80 [ 1336.973855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.973908][ T32] r10:00000000 r9:853e1e80 r8:80287e08 r7:eb18de60 r6:853e1f00 r5:84a5a400 [ 1336.973933][ T32] r4:00000001 [ 1336.973953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.973995][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1336.974025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.974057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.974087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.974145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.974207][ T32] r4:853c2500 [ 1336.974623][ T32] INFO: task kworker/0:256:4677 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.974697][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.974793][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.974873][ T32] Call trace: [ 1336.974936][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.975002][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1336.975029][ T32] r4:00000000 [ 1336.975131][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.975221][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1336.975263][ T32] 9d20: c0cf5000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1336.975299][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1336.975363][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.975407][ T32] r5:800f0013 r4:80239bb0 [ 1336.975437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.975488][ T32] r4:82ac21e4 [ 1336.975511][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.975561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1336.975613][ T32] r4:e0009dc0 [ 1336.975661][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1336.975731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1336.975757][ T32] r4:00000000 [ 1336.975803][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.975863][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1336.975888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.975965][ T32] r5:00001000 r4:ecbd5000 [ 1336.976002][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.976073][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.976130][ T32] r5:85adb38c r4:85adb000 [ 1336.976151][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.976241][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1336.976497][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1336.976761][ T32] r4:84bc6c00 ** 3 printk messages dropped ** [ 1336.976933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.977464][ T32] r5:84a5b000 r4:8291a680 ** 4 printk messages dropped ** [ 1336.977664][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1336.977881][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.977961][ T32] r9:83018005 r8:84a5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1336.977990][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.978064][ T32] r5:00001000 r4:eb1a7000 [ 1336.978096][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1336.978142][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.978196][ T32] r5:8546ab8c r4:8546a800 [ 1336.978220][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.978274][ T32] r7:dddced80 r6:83018000 r5:8546ab8c r4:853e1f80 [ 1336.978300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.978354][ T32] r10:61c88647 r9:84a5b000 r8:853e1fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.978379][ T32] r4:853e1f80 [ 1336.978400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.978452][ T32] r10:00000000 r9:853e1f80 r8:80287e08 r7:eb18de60 r6:853b7000 r5:84a5b000 [ 1336.978506][ T32] r4:00000001 [ 1336.978565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.978638][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1336.978673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.978717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.978781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.978826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.978915][ T32] r4:853c2200 [ 1336.979169][ T32] INFO: task kworker/0:257:4680 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1336.979342][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.999103][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.009767][ T32] Call trace: [ 1337.009823][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.009902][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.009931][ T32] r4:00000000 [ 1337.009954][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.010001][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.010036][ T32] 9d20: c13c7000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.010087][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.010125][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.010155][ T32] r5:800f0013 r4:80239bb0 [ 1337.010184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.010238][ T32] r4:82ac21e4 [ 1337.010260][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.010314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.010341][ T32] r4:e0009dc0 [ 1337.010362][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.010412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.010436][ T32] r4:00000000 [ 1337.010458][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.010513][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.010537][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.010588][ T32] r5:00001000 r4:ecbd5000 [ 1337.010610][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.010654][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.010702][ T32] r5:85adb38c r4:85adb000 [ 1337.010725][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.010780][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.010803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.010858][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.010915][ T32] r4:84bd5200 [ 1337.010973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.011033][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.011148][ T32] r4:00000001 [ 1337.011180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.011224][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.011256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.011288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.011345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.011397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.011424][ T32] r4:84bc6c00 [ 1337.011449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.011514][ T32] INFO: task kworker/0:258:4682 blocked for more than 463 seconds. [ 1337.011562][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.011592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.011619][ T32] task:kworker/0:258 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.011805][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.011852][ T32] Call trace: [ 1337.011887][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.012230][ T32] r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000113 r6:eb1a5d8c r5:84a5bc00 [ 1337.012327][ T32] r4:84a5bc00 [ 1337.012356][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.012468][ T32] r5:84a5bc00 r4:8291a680 [ 1337.012526][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.012578][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.012629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1337.012655][ T32] r4:00000000 [ 1337.012676][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.012715][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.012753][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.012801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2740 [ 1337.012827][ T32] r4:00000000 [ 1337.012871][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.012928][ T32] r9:83018005 r8:84a5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1337.012952][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.013001][ T32] r5:00001000 r4:eb1b3000 [ 1337.013022][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.013066][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.013181][ T32] r5:8546af8c r4:8546ac00 [ 1337.013208][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.013276][ T32] r7:dddced80 r6:83018000 r5:8546af8c r4:853b7080 [ 1337.013302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.013475][ T32] r10:00000000 r9:853b7080 r8:80287e08 r7:eb189e60 r6:853b7100 r5:84a5bc00 ** 10 printk messages dropped ** [ 1337.014482][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.014822][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1337.015090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 7 printk messages dropped ** [ 1337.015601][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1337.016045][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.016315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.016694][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.017154][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1337.017726][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.017973][ T32] r5:8546b38c r4:8546b000 ** 2 printk messages dropped ** [ 1337.018208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.018580][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) ** 6 printk messages dropped ** [ 1337.019081][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.019143][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.019198][ T32] Call trace: [ 1337.019313][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.041416][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.041482][ T32] r4:00000000 [ 1337.041512][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.041580][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.041616][ T32] 9d20: c1782000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.041649][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.041679][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.041705][ T32] r5:800f0013 r4:80239bb0 [ 1337.041727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.041775][ T32] r4:82ac21e4 [ 1337.041819][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.041914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.041946][ T32] r4:e0009dc0 [ 1337.041970][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.042059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.042121][ T32] r4:00000000 [ 1337.042149][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.042237][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.042303][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.042388][ T32] r5:00001000 r4:ecbd5000 [ 1337.042416][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.042466][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.042515][ T32] r5:85adb38c r4:85adb000 [ 1337.042548][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.042624][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.042651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.042709][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.042736][ T32] r4:84bd5200 [ 1337.042758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.042812][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.042851][ T32] r4:00000001 [ 1337.042902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.042958][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.043017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.043054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.043085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.043118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.043142][ T32] r4:84bc6c00 [ 1337.043167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.043206][ T32] INFO: task kworker/0:260:4686 blocked for more than 463 seconds. [ 1337.043243][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.043272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.043299][ T32] task:kworker/0:260 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.043433][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.043522][ T32] Call trace: [ 1337.043587][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.043646][ T32] r10:8291a684 r9:eb1bdd84 r8:00000002 r7:60000013 r6:eb1bdd8c r5:84a5d400 [ 1337.043672][ T32] r4:84a5d400 [ 1337.043694][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.043743][ T32] r5:84a5d400 r4:8291a680 [ 1337.043790][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.043840][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.043891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 ** 1 printk messages dropped ** [ 1337.043937][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.044482][ T32] r5:8546b78c r4:8546b400 [ 1337.044510][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.044680][ T32] r10:61c88647 r9:84a5d400 r8:853b72ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.045015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.045667][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.045909][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1337.046251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1337.046764][ T32] r5:85adb38c r4:85adb000 ** 5 printk messages dropped ** [ 1337.047035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1337.047195][ T32] r4:00000001 [ 1337.047291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.047351][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.047391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.047426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.047455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.047487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.047522][ T32] r4:84bc6c00 [ 1337.047549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.047578][ T32] INFO: task kworker/0:261:4688 blocked for more than 463 seconds. [ 1337.047609][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.047635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.047709][ T32] task:kworker/0:261 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.047766][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.047811][ T32] Call trace: [ 1337.047842][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.047896][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:84a5e000 [ 1337.048000][ T32] r4:84a5e000 [ 1337.048029][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.048081][ T32] r5:84a5e000 r4:8291a680 [ 1337.048103][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.048147][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.048204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1337.048232][ T32] r4:00000000 [ 1337.048282][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.048376][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.048421][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.048575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2e80 [ 1337.048617][ T32] r4:00000000 [ 1337.048655][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.048712][ T32] r9:83018005 r8:84a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1337.048761][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.048815][ T32] r5:00001000 r4:eb1d7000 ** 2 printk messages dropped ** [ 1337.048932][ T32] r5:8546bb8c r4:8546b800 [ 1337.048955][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.049032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.072227][ T32] r10:00000000 r9:853b7380 r8:80287e08 r7:eb1bde60 r6:853b7400 r5:84a5e000 [ 1337.072277][ T32] r4:00000001 [ 1337.072328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.072423][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1337.072478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.072518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.072551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.072587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.072614][ T32] r4:853c2b40 [ 1337.072999][ T32] INFO: task kworker/0:261:4688 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.073056][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.073166][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.073271][ T32] Call trace: [ 1337.073311][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.073375][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.073403][ T32] r4:00000000 [ 1337.073438][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.073499][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.073533][ T32] 9d20: c1a90000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 3 printk messages dropped ** [ 1337.073651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1337.074032][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1337.074735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1337.075214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.075834][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.076227][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.076525][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.076902][ T32] r5:8546bf8c r4:8546bc00 [ 1337.076930][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.077127][ T32] r10:61c88647 r9:84a5ec00 r8:853b74ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.077645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.078227][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.078299][ T32] Call trace: [ 1337.078436][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.078513][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.078548][ T32] r4:00000000 [ 1337.078577][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.078637][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.078683][ T32] 9d20: c1a90000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.078718][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.078748][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.078780][ T32] r5:800f0013 r4:80239bb0 [ 1337.078823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.078901][ T32] r4:82ac21e4 [ 1337.078936][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.078988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.079016][ T32] r4:e0009dc0 [ 1337.079039][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.079099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.079156][ T32] r4:00000000 [ 1337.079190][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.098043][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.098206][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.098296][ T32] r5:00001000 r4:ecbd5000 [ 1337.098322][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.098416][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.098478][ T32] r5:85adb38c r4:85adb000 [ 1337.098503][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.098590][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.098620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.098705][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.098762][ T32] r4:84bd5200 [ 1337.098789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.098846][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.098894][ T32] r4:00000001 [ 1337.098921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.098966][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.099001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.099034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.099064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.099100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1337.099230][ T32] INFO: task kworker/0:263:4692 blocked for more than 463 seconds. [ 1337.109771][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.109852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.109888][ T32] task:kworker/0:263 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.109960][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.110049][ T32] Call trace: [ 1337.110090][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.110166][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:84a59800 [ 1337.110204][ T32] r4:84a59800 [ 1337.110230][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.110283][ T32] r5:84a59800 r4:8291a680 [ 1337.110306][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.110352][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.110422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1337.110502][ T32] r4:00000000 [ 1337.110552][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.110600][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.110646][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.110723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ab140 [ 1337.110753][ T32] r4:00000000 [ 1337.110785][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.110877][ T32] r9:83018005 r8:84a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1337.110904][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.110981][ T32] r5:00001000 r4:dfa0d000 [ 1337.111010][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.111058][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.111136][ T32] r5:8547438c r4:85474000 [ 1337.111163][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.111254][ T32] r7:dddced80 r6:83018000 r5:8547438c r4:853b7580 ** 1 printk messages dropped ** [ 1337.111378][ T32] r10:61c88647 r9:84a59800 r8:853b75ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.111845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.111885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.111910][ T32] r4:853c2e00 [ 1337.112325][ T32] INFO: task kworker/0:263:4692 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.112400][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.112471][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.112639][ T32] Call trace: [ 1337.112708][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.112768][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.112905][ T32] r4:00000000 [ 1337.112934][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.112983][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.113064][ T32] 9d20: c205f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.113126][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.113160][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.113196][ T32] r5:800f0013 r4:80239bb0 [ 1337.113221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1337.113343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 9 printk messages dropped ** [ 1337.113855][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.114194][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1337.114520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.114994][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.115389][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.115918][ T32] r9:83018005 r8:83b58000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 4 printk messages dropped ** [ 1337.116144][ T32] r5:85474f8c r4:85474c00 ** 1 printk messages dropped ** [ 1337.116226][ T32] r7:dddced80 r6:83018000 r5:85474f8c r4:853b7680 ** 4 printk messages dropped ** [ 1337.116481][ T32] r10:00000000 r9:853b7680 r8:80287e08 r7:eb1e1e60 r6:853b7700 r5:83b58000 ** 9 printk messages dropped ** [ 1337.117136][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.117767][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.118004][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1337.118291][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.118807][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 2 printk messages dropped ** [ 1337.119028][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.119061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.119142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.119182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.119296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.141614][ T32] r4:84bc6c00 [ 1337.141692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.141767][ T32] INFO: task kworker/0:265:4696 blocked for more than 463 seconds. [ 1337.141841][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.141905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.141938][ T32] task:kworker/0:265 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.142026][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.142094][ T32] Call trace: [ 1337.142208][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.142281][ T32] r10:8291a684 r9:eb121d84 r8:00000002 r7:60000113 r6:eb121d8c r5:83b58c00 [ 1337.142308][ T32] r4:83b58c00 [ 1337.142330][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.142380][ T32] r5:83b58c00 r4:8291a680 [ 1337.142423][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.142474][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.142553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [ 1337.142600][ T32] r4:00000000 [ 1337.142629][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.142673][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.142717][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.142771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ab280 [ 1337.142829][ T32] r4:00000000 [ 1337.142863][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.142920][ T32] r9:83018005 r8:83b58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1337.142991][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.143047][ T32] r5:00001000 r4:dfa67000 [ 1337.143071][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.143116][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.143207][ T32] r5:8547478c r4:85474400 [ 1337.143242][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.143300][ T32] r7:dddced80 r6:83018000 r5:8547478c r4:853b7780 [ 1337.143378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.143449][ T32] r10:61c88647 r9:83b58c00 r8:853b77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.143475][ T32] r4:853b7780 [ 1337.143521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.143581][ T32] r10:00000000 r9:853b7780 r8:80287e08 r7:eb1ede60 r6:853b7800 r5:83b58c00 [ 1337.143644][ T32] r4:00000001 [ 1337.143685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.143747][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1337.143783][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.143815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.143845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.143878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.143930][ T32] r4:853ab1c0 [ 1337.144392][ T32] INFO: task kworker/0:265:4696 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.144447][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.144592][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.144646][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.144855][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.145182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.145700][ T32] r5:00001000 r4:ecbd5000 ** 7 printk messages dropped ** [ 1337.146129][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1337.146300][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.146432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.146540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.146570][ T32] INFO: task kworker/0:266:4698 blocked for more than 463 seconds. [ 1337.146666][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.146698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.146734][ T32] task:kworker/0:266 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.146822][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.146879][ T32] Call trace: [ 1337.146912][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.146967][ T32] r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000013 r6:eb12dd8c r5:83b59800 [ 1337.146994][ T32] r4:83b59800 [ 1337.147015][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.147063][ T32] r5:83b59800 r4:8291a680 [ 1337.147104][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.147415][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.147905][ T32] r5:85474b8c r4:85474800 ** 6 printk messages dropped ** [ 1337.148401][ T32] r10:00000000 r9:853b7880 r8:80287e08 r7:eb1ede60 r6:853b7900 r5:83b59800 ** 12 printk messages dropped ** [ 1337.172439][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 13 printk messages dropped ** [ 1337.173129][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.173556][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.173607][ T32] r5:85adb38c r4:85adb000 [ 1337.173630][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.173710][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.174001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.174061][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.174087][ T32] r4:84bd5200 [ 1337.174133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.174225][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.174271][ T32] r4:00000001 [ 1337.174328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.174388][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.174445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.174489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.174558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.174676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.174712][ T32] r4:84bc6c00 [ 1337.174777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.174858][ T32] INFO: task kworker/0:267:4700 blocked for more than 463 seconds. [ 1337.174907][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.174937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.174965][ T32] task:kworker/0:267 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.175026][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.175123][ T32] Call trace: [ 1337.175163][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.175235][ T32] r10:8291a684 r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:83b5a400 [ 1337.175262][ T32] r4:83b5a400 [ 1337.175284][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.175369][ T32] r5:83b5a400 r4:8291a680 [ 1337.175438][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.175692][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.176239][ T32] r5:8547538c r4:85475000 [ 1337.176271][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.176406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.176792][ T32] Exception stack(0xeb1f1fb0 to 0xeb1f1ff8) ** 6 printk messages dropped ** [ 1337.177413][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.178046][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.178078][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.178133][ T32] r5:800f0013 r4:80239bb0 [ 1337.178179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.178233][ T32] r4:82ac21e4 [ 1337.178271][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.178333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.178382][ T32] r4:e0009dc0 [ 1337.178435][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.178512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.178546][ T32] r4:00000000 [ 1337.178570][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.178623][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.178664][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.178716][ T32] r5:00001000 r4:ecbd5000 [ 1337.178738][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.178832][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.178887][ T32] r5:85adb38c r4:85adb000 [ 1337.178910][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.178981][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.179010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.179090][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.179173][ T32] r4:84bd5200 [ 1337.179203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.193386][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.193472][ T32] r4:00000001 [ 1337.193524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.193604][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.193643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.193677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.193707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.193742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.193779][ T32] r4:84bc6c00 [ 1337.193817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.193852][ T32] INFO: task kworker/0:268:4702 blocked for more than 463 seconds. [ 1337.193891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.193928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.193956][ T32] task:kworker/0:268 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.194076][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.194133][ T32] Call trace: [ 1337.194232][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.194353][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:83b5b000 [ 1337.194394][ T32] r4:83b5b000 [ 1337.194522][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.194651][ T32] r5:83b5b000 r4:8291a680 [ 1337.194680][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.194754][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.194820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1337.194872][ T32] r4:00000000 [ 1337.194995][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.195113][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.195174][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.195257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853abc00 [ 1337.195364][ T32] r4:00000000 [ 1337.195399][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.195684][ T32] r5:85475f8c r4:85475c00 [ 1337.195840][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.195953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.196376][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.197516][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.198035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.198781][ T32] r5:00001000 r4:ecbd5000 ** 5 printk messages dropped ** [ 1337.199063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.218274][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1337.218833][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1337.218973][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.219023][ T32] Call trace: [ 1337.219086][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.219148][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:83b5bc00 [ 1337.219179][ T32] r4:83b5bc00 [ 1337.219202][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.221977][ T32] r5:83b5bc00 r4:8291a680 [ 1337.222039][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.222120][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.222237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1337.222294][ T32] r4:00000000 [ 1337.222345][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.222418][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.222474][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.222539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ab900 [ 1337.222570][ T32] r4:00000000 [ 1337.222617][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.222678][ T32] r9:83018005 r8:83b5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1337.222705][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.222929][ T32] r5:8547578c r4:85475400 [ 1337.222956][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.223197][ T32] r4:853b7b80 ** 6 printk messages dropped ** [ 1337.223481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.224387][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.224889][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1337.225269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1337.225737][ T32] r5:85adb38c r4:85adb000 ** 2 printk messages dropped ** [ 1337.225879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.226243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.226574][ T32] task:kworker/0:270 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.227150][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1337.227516][ T32] r5:00001000 r4:e0609000 ** 2 printk messages dropped ** [ 1337.227683][ T32] r5:85475b8c r4:85475800 ** 2 printk messages dropped ** [ 1337.227870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.227930][ T32] r10:61c88647 r9:83b5c800 r8:853b7cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.227955][ T32] r4:853b7c80 [ 1337.227975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.228026][ T32] r10:00000000 r9:853b7c80 r8:80287e08 r7:eb1f5e60 r6:853b7d00 r5:83b5c800 [ 1337.228077][ T32] r4:00000001 [ 1337.228104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.228146][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1337.228218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.228257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.228291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.228325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.228349][ T32] r4:853ab9c0 [ 1337.228646][ T32] INFO: task kworker/0:270:4706 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.228713][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.228781][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.228858][ T32] Call trace: [ 1337.228913][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.228979][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.229006][ T32] r4:00000000 [ 1337.229029][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.229073][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.229104][ T32] 9d20: c2d07000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.229141][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.229189][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.229229][ T32] r5:800f0013 r4:80239bb0 [ 1337.248570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.248704][ T32] r4:82ac21e4 [ 1337.248732][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.248788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.248816][ T32] r4:e0009dc0 [ 1337.248888][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.248953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.249016][ T32] r4:00000000 [ 1337.249045][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.249112][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.249142][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.249201][ T32] r5:00001000 r4:ecbd5000 [ 1337.249226][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.249748][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.249820][ T32] r5:85adb38c r4:85adb000 [ 1337.249845][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.249901][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.249924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.249979][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.250012][ T32] r4:84bd5200 [ 1337.250061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.250122][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.250147][ T32] r4:00000001 [ 1337.250212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.250265][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.250299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.250347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.250383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.250443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.250505][ T32] r4:84bc6c00 [ 1337.250542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.250576][ T32] INFO: task kworker/0:271:4710 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1337.250874][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.251309][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.251807][ T32] r5:00001000 r4:e0743000 ** 2 printk messages dropped ** [ 1337.251920][ T32] r5:8547638c r4:85476000 ** 1 printk messages dropped ** [ 1337.252017][ T32] r7:dddced80 r6:83018000 r5:8547638c r4:853b7d80 ** 5 printk messages dropped ** [ 1337.252456][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.252944][ T32] r4:853aba00 ** 2 printk messages dropped ** [ 1337.253505][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.253786][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1337.254148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1337.254782][ T32] r5:85adb38c r4:85adb000 ** 1 printk messages dropped ** [ 1337.254937][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.254969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.255027][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.255053][ T32] r4:84bd5200 [ 1337.255075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.255130][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.255157][ T32] r4:00000001 [ 1337.255186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.255228][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.255270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.255308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.255376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.255433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.255469][ T32] r4:84bc6c00 [ 1337.255519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.255555][ T32] INFO: task kworker/0:272:4711 blocked for more than 463 seconds. [ 1337.255590][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.255617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.255667][ T32] task:kworker/0:272 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.255835][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.255897][ T32] Call trace: [ 1337.255961][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.256030][ T32] r10:8291a684 r9:eb205d84 r8:00000002 r7:60000013 r6:eb205d8c r5:83b5e000 [ 1337.256086][ T32] r4:83b5e000 [ 1337.256111][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.256209][ T32] r5:83b5e000 r4:8291a680 [ 1337.256262][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.256341][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.256397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1337.256453][ T32] r4:00000000 [ 1337.256542][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.256598][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.256639][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.256688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355280 [ 1337.256766][ T32] r4:00000000 [ 1337.256806][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.256863][ T32] r9:83018005 r8:83b5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1337.256912][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.256965][ T32] r5:00001000 r4:eaad5000 [ 1337.256987][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.257056][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.257112][ T32] r5:85476f8c r4:85476c00 [ 1337.257135][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.257198][ T32] r7:dddced80 r6:83018000 r5:85476f8c r4:853b7e80 [ 1337.257222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.257537][ T32] r10:00000000 r9:853b7e80 r8:80287e08 r7:eb201e60 r6:853b7f00 r5:83b5e000 ** 7 printk messages dropped ** [ 1337.257847][ T32] r4:853abd80 ** 2 printk messages dropped ** [ 1337.258304][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.258650][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1337.258786][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1337.259089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1337.292708][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1337.292993][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1337.293263][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1337.293719][ T32] r4:83b5ec00 ** 4 printk messages dropped ** [ 1337.294023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 ** 8 printk messages dropped ** [ 1337.294433][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.294728][ T32] r5:85476b8c r4:85476800 ** 3 printk messages dropped ** [ 1337.294931][ T32] r10:61c88647 r9:83b5ec00 r8:853b7fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.295280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.296755][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.296820][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.296866][ T32] r4:00000000 [ 1337.296896][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.296943][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.296988][ T32] 9d20: c375d000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.297115][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.297149][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.297188][ T32] r5:800f0013 r4:80239bb0 [ 1337.297213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.297262][ T32] r4:82ac21e4 [ 1337.297285][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.297358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.297388][ T32] r4:e0009dc0 [ 1337.297479][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.297610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.297643][ T32] r4:00000000 [ 1337.297666][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.297722][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.297746][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.297850][ T32] r5:00001000 r4:ecbd5000 [ 1337.297879][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.298228][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.298287][ T32] r5:85adb38c r4:85adb000 [ 1337.298341][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.298643][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.298707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.298770][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.298796][ T32] r4:84bd5200 [ 1337.298817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.299158][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.299315][ T32] r4:00000001 [ 1337.322832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.322957][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.323001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.323060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.323100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.323139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.323183][ T32] r4:84bc6c00 [ 1337.323216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.323265][ T32] INFO: task kworker/1:521:4715 blocked for more than 463 seconds. [ 1337.323305][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.323383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.323434][ T32] task:kworker/1:521 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.323661][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.323745][ T32] Call trace: [ 1337.323786][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.323850][ T32] r10:8291a684 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:85389800 [ 1337.323900][ T32] r4:85389800 [ 1337.323951][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.324030][ T32] r5:85389800 r4:8291a680 [ 1337.324057][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.324118][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.324228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1337.324286][ T32] r4:00000000 [ 1337.324313][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.324355][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.324400][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.324450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351a00 [ 1337.324475][ T32] r4:00000000 [ 1337.324496][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.324551][ T32] r9:83018205 r8:85389800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1337.324576][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.324625][ T32] r5:00001000 r4:eaf43000 [ 1337.324648][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.324692][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.324767][ T32] r5:853f8b8c r4:853f8800 [ 1337.324807][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.324989][ T32] r7:ddde2d80 r6:83018200 r5:853f8b8c r4:853e0600 [ 1337.325020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.325228][ T32] r10:61c88647 r9:85389800 r8:853e062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.325260][ T32] r4:853e0600 [ 1337.325476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.325538][ T32] r10:00000000 r9:853e0600 r8:80287e08 r7:eb061e60 r6:853e0680 r5:85389800 [ 1337.325719][ T32] r4:00000001 [ 1337.325746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.325840][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1337.325949][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.326051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.326085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.326120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.326264][ T32] r4:85351040 [ 1337.326751][ T32] INFO: task kworker/1:521:4715 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.326848][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.327118][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.327182][ T32] Call trace: [ 1337.327238][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.327317][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.327383][ T32] r4:00000000 [ 1337.327407][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.327455][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.327487][ T32] 9d20: c3cdd000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.327713][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.327835][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.328212][ T32] r5:800f0013 r4:80239bb0 [ 1337.328691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.328745][ T32] r4:82ac21e4 [ 1337.328807][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.328916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 5 printk messages dropped ** [ 1337.329122][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1337.341025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.341542][ T32] r4:84bc6c00 ** 3 printk messages dropped ** [ 1337.341672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.342208][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.342603][ T32] r9:83018005 r8:8538e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1337.342866][ T32] r5:8547738c r4:85477000 ** 3 printk messages dropped ** [ 1337.343017][ T32] r10:61c88647 r9:8538e000 r8:853530ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1337.343484][ T32] r4:85355100 ** 2 printk messages dropped ** [ 1337.344235][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1337.344748][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.344833][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.344863][ T32] r4:00000000 [ 1337.344921][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.344975][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.345158][ T32] 9d20: c3cdd000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.345202][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.345232][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.345276][ T32] r5:800f0013 r4:80239bb0 [ 1337.345840][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.345896][ T32] r4:82ac21e4 [ 1337.345940][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.346069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.346100][ T32] r4:e0009dc0 [ 1337.346319][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.346376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.346544][ T32] r4:00000000 [ 1337.346571][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.346629][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.346654][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.347342][ T32] r5:00001000 r4:ecbd5000 [ 1337.347471][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.347527][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.347578][ T32] r5:85adb38c r4:85adb000 [ 1337.347602][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.347656][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.348323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.348386][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.348413][ T32] r4:84bd5200 [ 1337.348485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.348659][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.348703][ T32] r4:00000001 [ 1337.348794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.348840][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.348871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.348904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.348935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.348968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.349152][ T32] r4:84bc6c00 [ 1337.349242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.377187][ T32] INFO: task kworker/0:275:4719 blocked for more than 463 seconds. [ 1337.377255][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.377338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.377372][ T32] task:kworker/0:275 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.377495][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.377600][ T32] Call trace: [ 1337.377675][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.377794][ T32] r10:8291a684 r9:eb225d84 r8:00000002 r7:60000013 r6:eb225d8c r5:8538bc00 [ 1337.377827][ T32] r4:8538bc00 [ 1337.377876][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.377959][ T32] r5:8538bc00 r4:8291a680 [ 1337.378017][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.378097][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.378152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1337.378207][ T32] r4:00000000 [ 1337.378239][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.378305][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.378358][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1337.378457][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.378798][ T32] r5:85480b8c r4:85480800 [ 1337.378820][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.378953][ T32] r10:61c88647 r9:8538bc00 r8:8535312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1337.379189][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.392524][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1337.392901][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1337.393112][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.393631][ T32] r5:85adb38c r4:85adb000 ** 9 printk messages dropped ** [ 1337.394110][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 9 printk messages dropped ** [ 1337.394543][ T32] task:kworker/0:276 state:D stack:0 pid:4721 tgid:4721 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1337.395510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853554c0 ** 7 printk messages dropped ** [ 1337.396438][ T32] r5:8547778c r4:85477400 [ 1337.396463][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.396810][ T32] r7:dddced80 r6:83018000 r5:8547778c r4:85353180 [ 1337.396934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.397190][ T32] r10:61c88647 r9:85390000 r8:853531ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.397259][ T32] r4:85353180 [ 1337.397288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.397346][ T32] r10:00000000 r9:85353180 r8:80287e08 r7:eb225e60 r6:853e0800 r5:85390000 [ 1337.397533][ T32] r4:00000001 [ 1337.397561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.397644][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1337.397681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.397718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.397749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.397784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.397958][ T32] r4:85355240 [ 1337.398408][ T32] INFO: task kworker/0:276:4721 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.398530][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.398603][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.398673][ T32] Call trace: [ 1337.398797][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.398894][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.398925][ T32] r4:00000000 [ 1337.399017][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.399067][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.399256][ T32] 9d20: c4592000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.399385][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.399559][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.421579][ T32] r5:800f0013 r4:80239bb0 [ 1337.421626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.421983][ T32] r4:82ac21e4 [ 1337.422014][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.422099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.422191][ T32] r4:e0009dc0 [ 1337.422325][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.422384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.422411][ T32] r4:00000000 [ 1337.422434][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.422491][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.422516][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.422568][ T32] r5:00001000 r4:ecbd5000 [ 1337.422590][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.422862][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.422918][ T32] r5:85adb38c r4:85adb000 [ 1337.423031][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.423092][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.423132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.423261][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.423292][ T32] r4:84bd5200 [ 1337.423316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.423412][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.423443][ T32] r4:00000001 [ 1337.423465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.423508][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.423604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.423869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.423907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.423943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.423969][ T32] r4:84bc6c00 [ 1337.423995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.424031][ T32] INFO: task kworker/0:277:4722 blocked for more than 463 seconds. [ 1337.424190][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.424224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1337.424796][ T32] r4:85390c00 ** 4 printk messages dropped ** [ 1337.425125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 ** 9 printk messages dropped ** [ 1337.425581][ T32] r5:00001000 r4:eac81000 ** 2 printk messages dropped ** [ 1337.425724][ T32] r5:85477b8c r4:85477800 ** 3 printk messages dropped ** [ 1337.425948][ T32] r10:61c88647 r9:85390c00 r8:8535322c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1337.426171][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.426963][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.427451][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1337.428089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1337.428974][ T32] r5:85adb38c r4:85adb000 ** 5 printk messages dropped ** [ 1337.454619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.455443][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1337.455849][ T32] task:kworker/0:278 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1337.456335][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:85391800 [ 1337.456389][ T32] r4:85391800 [ 1337.456503][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.456634][ T32] r5:85391800 r4:8291a680 [ 1337.456690][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.456782][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.456884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1337.456939][ T32] r4:00000000 [ 1337.456985][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.457069][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.457162][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.457273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355800 [ 1337.457350][ T32] r4:00000000 [ 1337.457459][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.457577][ T32] r9:83018005 r8:85391800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1337.457627][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.457725][ T32] r5:00001000 r4:eace9000 [ 1337.457774][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.457866][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.457964][ T32] r5:85477f8c r4:85477c00 [ 1337.458085][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.458213][ T32] r7:dddced80 r6:83018000 r5:85477f8c r4:85353280 [ 1337.458293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.458423][ T32] r10:61c88647 r9:85391800 r8:853532ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.458481][ T32] r4:85353280 [ 1337.458538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.458655][ T32] r10:00000000 r9:85353280 r8:80287e08 r7:eb225e60 r6:853e0900 r5:85391800 [ 1337.458709][ T32] r4:00000001 [ 1337.458756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.458849][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1337.458913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.458981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.459051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.459150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.469868][ T32] r4:85355600 [ 1337.470712][ T32] INFO: task kworker/0:278:4725 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.470822][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.471056][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.471196][ T32] Call trace: [ 1337.472412][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.472563][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.472622][ T32] r4:00000000 [ 1337.472689][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.472788][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.472860][ T32] 9d20: c4c98000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.472936][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.472997][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.473060][ T32] r5:800f0013 r4:80239bb0 [ 1337.473109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.473223][ T32] r4:82ac21e4 [ 1337.473276][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.473380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.473431][ T32] r4:e0009dc0 [ 1337.473479][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.473596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.473672][ T32] r4:00000000 [ 1337.473724][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.473837][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.473938][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.474073][ T32] r5:00001000 r4:ecbd5000 [ 1337.474131][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.474231][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.474333][ T32] r5:85adb38c r4:85adb000 [ 1337.474390][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.474504][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.474556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.474667][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.474725][ T32] r4:84bd5200 [ 1337.474777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.474923][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.474989][ T32] r4:00000001 [ 1337.475039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.475136][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.475228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.475318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.475419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.475510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.475584][ T32] r4:84bc6c00 [ 1337.475648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.475750][ T32] INFO: task kworker/0:279:4726 blocked for more than 463 seconds. [ 1337.475837][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.475902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.475979][ T32] task:kworker/0:279 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.476135][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.476685][ T32] r5:85392400 r4:8291a680 ** 4 printk messages dropped ** [ 1337.477030][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1337.477765][ T32] r5:00001000 r4:ead1b000 ** 2 printk messages dropped ** [ 1337.478084][ T32] r5:8548038c r4:85480000 ** 1 printk messages dropped ** [ 1337.478252][ T32] r7:dddced80 r6:83018000 r5:8548038c r4:85353300 ** 1 printk messages dropped ** [ 1337.478443][ T32] r10:61c88647 r9:85392400 r8:8535332c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1337.478672][ T32] r10:00000000 r9:85353300 r8:80287e08 r7:eb225e60 r6:853e0980 r5:85392400 ** 4 printk messages dropped ** [ 1337.479057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.479128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.479211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.507876][ T32] r4:85355580 [ 1337.508752][ T32] INFO: task kworker/0:279:4726 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.508883][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.509051][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.509200][ T32] Call trace: [ 1337.519891][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.520066][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.520130][ T32] r4:00000000 [ 1337.520180][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.520304][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.520400][ T32] 9d20: c51d3000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.520478][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.520537][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.520592][ T32] r5:800f0013 r4:80239bb0 [ 1337.520649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.520754][ T32] r4:82ac21e4 [ 1337.520802][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.520907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.520964][ T32] r4:e0009dc0 [ 1337.521010][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.521129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.521275][ T32] r4:00000000 [ 1337.521336][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.521473][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.521542][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.521648][ T32] r5:00001000 r4:ecbd5000 [ 1337.521697][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.521788][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.521887][ T32] r5:85adb38c r4:85adb000 [ 1337.521937][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.522069][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.522128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.522276][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.522334][ T32] r4:84bd5200 [ 1337.522384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.522495][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.522546][ T32] r4:00000001 [ 1337.522611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.522708][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.522773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.522858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.522952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.523032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.523086][ T32] r4:84bc6c00 [ 1337.523140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.523218][ T32] INFO: task kworker/0:280:4728 blocked for more than 464 seconds. [ 1337.523295][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.523378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.523438][ T32] task:kworker/0:280 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.523561][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.523671][ T32] Call trace: [ 1337.523803][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.523931][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:85393c00 [ 1337.524011][ T32] r4:85393c00 [ 1337.524109][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.524228][ T32] r5:85393c00 r4:8291a680 [ 1337.524274][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.524361][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.524472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 1337.524528][ T32] r4:00000000 [ 1337.524590][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.524681][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.524764][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.524868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355ac0 [ 1337.524941][ T32] r4:00000000 [ 1337.524996][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.525099][ T32] r9:83018005 r8:85393c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1337.525174][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.525297][ T32] r5:00001000 r4:eae5f000 ** 2 printk messages dropped ** [ 1337.525569][ T32] r5:8548078c r4:85480400 [ 1337.525615][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.525791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.526503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.528031][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.528657][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 1 printk messages dropped ** [ 1337.528771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.528869][ T32] r4:82ac21e4 [ 1337.528919][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.529046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.529122][ T32] r4:e0009dc0 [ 1337.529180][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.554141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.554360][ T32] r4:00000000 [ 1337.554446][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.554609][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.554666][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.554785][ T32] r5:00001000 r4:ecbd5000 ** 1 printk messages dropped ** [ 1337.554958][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.555280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.555644][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1337.556040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.556834][ T32] task:kworker/0:281 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.557833][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 ** 7 printk messages dropped ** [ 1337.558466][ T32] r9:83018005 r8:85393000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 1337.558994][ T32] r5:8548178c r4:85481400 [ 1337.559050][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.559161][ T32] r7:dddced80 r6:83018000 r5:8548178c r4:85353400 [ 1337.559247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.573241][ T32] r4:85353400 ** 1 printk messages dropped ** [ 1337.573454][ T32] r10:00000000 r9:85353400 r8:80287e08 r7:eb225e60 r6:853e0a80 r5:85393000 ** 4 printk messages dropped ** [ 1337.573853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.574101][ T32] r4:85355940 ** 2 printk messages dropped ** [ 1337.575147][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.575540][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 4 printk messages dropped ** [ 1337.575913][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 2 printk messages dropped ** [ 1337.576113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1337.576524][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.576979][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.577350][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.577849][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.577949][ T32] r4:00000001 [ 1337.577997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.578076][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.578135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.578229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.578295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.578366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.578416][ T32] r4:84bc6c00 [ 1337.578464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.578552][ T32] INFO: task kworker/0:282:4732 blocked for more than 464 seconds. [ 1337.578624][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.578678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.578727][ T32] task:kworker/0:282 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.578823][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.578907][ T32] Call trace: [ 1337.578991][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.579095][ T32] r10:8291a684 r9:eb209d84 r8:00000002 r7:60000113 r6:eb209d8c r5:854b0000 [ 1337.579165][ T32] r4:854b0000 [ 1337.579232][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.599835][ T32] r5:854b0000 r4:8291a680 [ 1337.599946][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.600024][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.600104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1337.600137][ T32] r4:00000000 [ 1337.600160][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.600203][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.600260][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.600343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355d00 [ 1337.600372][ T32] r4:00000000 [ 1337.600419][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.600484][ T32] r9:83018005 r8:854b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1337.600511][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.600563][ T32] r5:00001000 r4:eaeab000 [ 1337.600609][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.600659][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.600732][ T32] r5:85480f8c r4:85480c00 [ 1337.600765][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.600823][ T32] r7:dddced80 r6:83018000 r5:85480f8c r4:85353480 [ 1337.600849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.600908][ T32] r10:61c88647 r9:854b0000 r8:853534ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.600982][ T32] r4:85353480 [ 1337.601023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.601095][ T32] r10:00000000 r9:85353480 r8:80287e08 r7:eb249e60 r6:85353500 r5:854b0000 [ 1337.601125][ T32] r4:00000001 [ 1337.601164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.601212][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1337.601246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.601309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.601348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.601460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.601519][ T32] r4:853559c0 [ 1337.601994][ T32] INFO: task kworker/0:282:4732 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.602102][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.602296][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1337.602652][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1337.603678][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1337.604062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.605095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.605848][ T32] r5:854b1800 r4:8291a680 ** 1 printk messages dropped ** [ 1337.605957][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.606033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 1337.606063][ T32] r4:00000000 [ 1337.606108][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.606156][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.606200][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.606251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355e80 [ 1337.606276][ T32] r4:00000000 [ 1337.606297][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.606373][ T32] r9:83018005 r8:854b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1337.606401][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.606479][ T32] r5:00001000 r4:eaed5000 [ 1337.606531][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.606580][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.606630][ T32] r5:8548138c r4:85481000 [ 1337.606676][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.606732][ T32] r7:dddced80 r6:83018000 r5:8548138c r4:85353580 [ 1337.606780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.606840][ T32] r10:61c88647 r9:854b1800 r8:853535ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.606866][ T32] r4:85353580 [ 1337.606937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.606993][ T32] r10:00000000 r9:85353580 r8:80287e08 r7:eb249e60 r6:85353600 r5:854b1800 [ 1337.607021][ T32] r4:00000001 [ 1337.607043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.607133][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1337.607219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.607376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.607504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.607630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.607699][ T32] r4:85355b80 [ 1337.608378][ T32] INFO: task kworker/0:283:4734 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.608490][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.608686][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.608802][ T32] Call trace: [ 1337.608880][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.609002][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.609059][ T32] r4:00000000 [ 1337.609224][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.629909][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.630031][ T32] 9d20: c5b5a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.630126][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.630207][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.630277][ T32] r5:800f0013 r4:80239bb0 [ 1337.630332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.630475][ T32] r4:82ac21e4 [ 1337.630543][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.630664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.630723][ T32] r4:e0009dc0 [ 1337.630772][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.630877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.631103][ T32] r4:00000000 [ 1337.631317][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.632074][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 5 printk messages dropped ** [ 1337.632341][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.633271][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.633615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.635060][ T32] r4:854b2400 ** 4 printk messages dropped ** [ 1337.635541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 ** 11 printk messages dropped ** [ 1337.636581][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.637056][ T32] r4:85353680 ** 6 printk messages dropped ** [ 1337.637573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.639346][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.663418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.663558][ T32] r4:82ac21e4 [ 1337.663649][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.663760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.663827][ T32] r4:e0009dc0 [ 1337.663910][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.664016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.664117][ T32] r4:00000000 [ 1337.664176][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.664298][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.664352][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.664463][ T32] r5:00001000 r4:ecbd5000 [ 1337.664531][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.664653][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.664780][ T32] r5:85adb38c r4:85adb000 [ 1337.664835][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.664943][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.664992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.665098][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.665216][ T32] r4:84bd5200 [ 1337.665278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.665389][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.665454][ T32] r4:00000001 [ 1337.665520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.665612][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.665675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.665743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.665824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.665918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.665980][ T32] r4:84bc6c00 [ 1337.666039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.666121][ T32] INFO: task kworker/0:285:4738 blocked for more than 464 seconds. [ 1337.666205][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.666264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.666323][ T32] task:kworker/0:285 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.666478][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.666613][ T32] Call trace: [ 1337.666694][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.666809][ T32] r10:8291a684 r9:eb211d84 r8:00000002 r7:60000113 r6:eb211d8c r5:854b3000 [ 1337.666867][ T32] r4:854b3000 [ 1337.666918][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.667126][ T32] r5:854b3000 r4:8291a680 [ 1337.667194][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.667297][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.667457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 ** 1 printk messages dropped ** [ 1337.667584][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1337.668292][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.668341][ T32] r5:8548238c r4:85482000 [ 1337.668363][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.668433][ T32] r7:dddced80 r6:83018000 r5:8548238c r4:85353780 [ 1337.668486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.668556][ T32] r10:61c88647 r9:854b3000 r8:853537ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.668628][ T32] r4:85353780 [ 1337.668664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.668727][ T32] r10:00000000 r9:85353780 r8:80287e08 r7:eb251e60 r6:85353800 r5:854b3000 [ 1337.668753][ T32] r4:00000001 [ 1337.668798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.668844][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1337.668874][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.668937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.669001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.669083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.669137][ T32] r4:85355e00 [ 1337.687470][ T32] INFO: task kworker/0:285:4738 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.687696][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.687883][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.688007][ T32] Call trace: [ 1337.688095][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.688230][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.688306][ T32] r4:00000000 [ 1337.688361][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.688462][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.688531][ T32] 9d20: c61b9000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.688600][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.688660][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.688734][ T32] r5:800f0013 r4:80239bb0 [ 1337.688803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.688904][ T32] r4:82ac21e4 [ 1337.688952][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1337.696638][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.697054][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1337.697481][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 11 printk messages dropped ** [ 1337.697968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 12 printk messages dropped ** [ 1337.698801][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1337.713786][ T32] r5:85481f8c r4:85481c00 ** 3 printk messages dropped ** [ 1337.714234][ T32] r10:61c88647 r9:854b3c00 r8:853538ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1337.715089][ T32] r4:853abd00 ** 4 printk messages dropped ** [ 1337.716363][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1337.717286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 4 printk messages dropped ** [ 1337.717732][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.718314][ T32] r5:85adb38c r4:85adb000 ** 2 printk messages dropped ** [ 1337.718570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.718698][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.718757][ T32] r4:84bd5200 [ 1337.718815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.718955][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.719029][ T32] r4:00000001 [ 1337.719082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.719186][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.719250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.731009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.731135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.731181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.731210][ T32] r4:84bc6c00 [ 1337.731237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.731274][ T32] INFO: task kworker/1:522:4742 blocked for more than 464 seconds. [ 1337.731314][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.731387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.731418][ T32] task:kworker/1:522 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.731522][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.731585][ T32] Call trace: [ 1337.731736][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.731805][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:854b5400 [ 1337.731834][ T32] r4:854b5400 [ 1337.731856][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.731905][ T32] r5:854b5400 r4:8291a680 [ 1337.731929][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.731972][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.732040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1337.732144][ T32] r4:00000000 [ 1337.732218][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.732268][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.732718][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.732901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.733244][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) ** 4 printk messages dropped ** [ 1337.733698][ T32] r4:85351dc0 ** 2 printk messages dropped ** [ 1337.734795][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.735437][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 4 printk messages dropped ** [ 1337.735817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.736337][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.737151][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1337.737575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1337.738406][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.765077][ T32] r5:853f978c r4:853f9400 [ 1337.765188][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.765350][ T32] r7:ddde2d80 r6:83018200 r5:853f978c r4:853e0b80 [ 1337.765402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.765526][ T32] r10:61c88647 r9:854b4800 r8:853e0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.765580][ T32] r4:853e0b80 [ 1337.765627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.765738][ T32] r10:00000000 r9:853e0b80 r8:80287e08 r7:eb061e60 r6:85353a00 r5:854b4800 [ 1337.765791][ T32] r4:00000001 [ 1337.765838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.765927][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) [ 1337.765992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.766059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.766121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.766202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.766261][ T32] r4:85351d40 [ 1337.767022][ T32] INFO: task kworker/1:523:4744 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.767156][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.767309][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.767450][ T32] Call trace: [ 1337.767551][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.767676][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.767777][ T32] r4:00000000 [ 1337.767835][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.767946][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.768030][ T32] 9d20: c6830000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.768099][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.768169][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.768257][ T32] r5:800f0013 r4:80239bb0 [ 1337.768314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.768433][ T32] r4:82ac21e4 [ 1337.768493][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.768671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.768737][ T32] r4:e0009dc0 [ 1337.768801][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.768911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.768966][ T32] r4:00000000 [ 1337.769010][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.769120][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.769192][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.782215][ T32] r5:00001000 r4:ecbd5000 [ 1337.782302][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.782403][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.782467][ T32] r5:85adb38c r4:85adb000 [ 1337.782504][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.782566][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.782590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.782645][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.782671][ T32] r4:84bd5200 [ 1337.782694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.782784][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.782816][ T32] r4:00000001 [ 1337.782839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.782883][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.782941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.782978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.783008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.783042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.783067][ T32] r4:84bc6c00 [ 1337.783092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.783130][ T32] INFO: task kworker/0:287:4747 blocked for more than 464 seconds. [ 1337.783216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.783275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1337.783486][ T32] Call trace: ** 9 printk messages dropped ** [ 1337.783977][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1337.784273][ T32] r9:83018005 r8:854b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 4 printk messages dropped ** [ 1337.784530][ T32] r5:85482f8c r4:85482c00 [ 1337.784607][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.784951][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1337.785885][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.786297][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1337.786901][ T32] r5:00001000 r4:ecbd5000 ** 8 printk messages dropped ** [ 1337.787436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.787775][ T32] r4:84bc6c00 ** 6 printk messages dropped ** [ 1337.788046][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.788400][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.788693][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.788808][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.789034][ T32] r5:8548278c r4:85482400 [ 1337.789117][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.789177][ T32] r7:dddced80 r6:83018000 r5:8548278c r4:85353b80 [ 1337.789317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.812350][ T32] r10:61c88647 r9:854b6000 r8:85353bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.812405][ T32] r4:85353b80 [ 1337.812442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.812524][ T32] r10:00000000 r9:85353b80 r8:80287e08 r7:eb269e60 r6:85353c00 r5:854b6000 [ 1337.812552][ T32] r4:00000001 [ 1337.812616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.812743][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 1337.812783][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.812866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.812925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.812981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.813074][ T32] r4:85335500 [ 1337.813510][ T32] INFO: task kworker/0:288:4749 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.813559][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.813672][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.813726][ T32] Call trace: [ 1337.813760][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.813821][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.813846][ T32] r4:00000000 [ 1337.813897][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.813971][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.814007][ T32] 9d20: c7022000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.814089][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.814122][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.814163][ T32] r5:800f0013 r4:80239bb0 [ 1337.814215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.814290][ T32] r4:82ac21e4 [ 1337.814340][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.814395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.814421][ T32] r4:e0009dc0 [ 1337.814450][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.814524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.814555][ T32] r4:00000000 [ 1337.814602][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.814664][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.814689][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.814748][ T32] r5:00001000 r4:ecbd5000 [ 1337.814776][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.814823][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.814993][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1337.815242][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1337.815517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.815883][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.816220][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1337.816486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85335840 ** 6 printk messages dropped ** [ 1337.816817][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.816888][ T32] r5:85482b8c r4:85482800 [ 1337.816987][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.817046][ T32] r7:dddced80 r6:83018000 r5:85482b8c r4:85353c80 [ 1337.817094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.817231][ T32] r10:61c88647 r9:854b0c00 r8:85353cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.817279][ T32] r4:85353c80 [ 1337.817323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.817386][ T32] r10:00000000 r9:85353c80 r8:80287e08 r7:eb269e60 r6:85353d00 r5:854b0c00 [ 1337.817441][ T32] r4:00000001 [ 1337.817469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.817514][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1337.817545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.817589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.817624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.817661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.817686][ T32] r4:853356c0 [ 1337.817979][ T32] INFO: task kworker/0:289:4752 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.818026][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.818120][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.818176][ T32] Call trace: [ 1337.818328][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.818395][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.818421][ T32] r4:00000000 [ 1337.818469][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.818519][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1337.818721][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1337.818905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 8 printk messages dropped ** [ 1337.835261][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1337.835964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1337.836270][ T32] INFO: task kworker/0:290:4754 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1337.836993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 ** 11 printk messages dropped ** [ 1337.837691][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.838002][ T32] r10:61c88647 r9:83ac8000 r8:85353dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1337.838881][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.854757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1337.855609][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.855665][ T32] r4:84bd5200 [ 1337.855724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.855806][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.855862][ T32] r4:00000001 [ 1337.855887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.855953][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.856026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.856097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.856238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.856298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.856364][ T32] r4:84bc6c00 [ 1337.856435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.856512][ T32] INFO: task kworker/0:291:4755 blocked for more than 464 seconds. [ 1337.856626][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.856687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.856738][ T32] task:kworker/0:291 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.856805][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.856920][ T32] Call trace: [ 1337.857021][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.857194][ T32] r10:8291a684 r9:eb285d84 r8:00000002 r7:60000013 r6:eb285d8c r5:83ac8c00 [ 1337.857232][ T32] r4:83ac8c00 [ 1337.857284][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1337.857377][ T32] r5:83ac8c00 r4:8291a680 [ 1337.857405][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.857492][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.857579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1337.857620][ T32] r4:00000000 [ 1337.857644][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.857759][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.857842][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.857927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85335a40 [ 1337.857981][ T32] r4:00000000 [ 1337.858089][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.858221][ T32] r9:83018005 r8:83ac8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1337.858260][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.858343][ T32] r5:00001000 r4:eb28d000 [ 1337.858388][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.858539][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.879864][ T32] r10:00000000 r9:85353e80 r8:80287e08 r7:eb25de60 r6:85353f00 r5:83ac8c00 ** 9 printk messages dropped ** [ 1337.881189][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.882748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1337.883932][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.884290][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1337.884671][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1337.885073][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.885551][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.885936][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1337.886452][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.886859][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.887677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.888418][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.888557][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.888696][ T32] Call trace: [ 1337.888752][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.888898][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.888995][ T32] r4:00000000 [ 1337.889023][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.889110][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.889185][ T32] 9d20: c77d6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.889289][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.899916][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.900085][ T32] r5:800f0013 r4:80239bb0 [ 1337.900128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.900253][ T32] r4:82ac21e4 [ 1337.900311][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.900406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.900493][ T32] r4:e0009dc0 [ 1337.900550][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.900681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.900721][ T32] r4:00000000 [ 1337.900771][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.900887][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.900948][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.901110][ T32] r5:00001000 r4:ecbd5000 [ 1337.901183][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.901331][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.901428][ T32] r5:85adb38c r4:85adb000 [ 1337.901487][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.901593][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.901647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.901751][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.901810][ T32] r4:84bd5200 [ 1337.901858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.901931][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.901961][ T32] r4:00000001 [ 1337.902217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.902419][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.902740][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.902834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.903780][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.905066][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.907209][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.908265][ T32] r10:00000000 r9:852b4080 r8:80287e08 r7:eb29de60 r6:852b4100 r5:83aca400 ** 13 printk messages dropped ** [ 1337.941506][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 11 printk messages dropped ** [ 1337.942378][ T32] r4:e0009dc0 ** 9 printk messages dropped ** [ 1337.943159][ T32] r5:85adb38c r4:85adb000 ** 7 printk messages dropped ** [ 1337.943923][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.944405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1337.945580][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1337.946321][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.946711][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.947408][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.947529][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1337.947603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.947666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.947727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.947894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.947961][ T32] r4:85335dc0 [ 1337.948471][ T32] INFO: task kworker/0:294:4761 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.948567][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.948678][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.948854][ T32] Call trace: [ 1337.949003][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.949124][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.949220][ T32] r4:00000000 [ 1337.949324][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.978245][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1337.978359][ T32] 9d20: c7e70000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1337.978436][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1337.978512][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.978596][ T32] r5:800f0013 r4:80239bb0 [ 1337.978638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.978767][ T32] r4:82ac21e4 [ 1337.978824][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.978926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1337.978978][ T32] r4:e0009dc0 [ 1337.979023][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.979115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1337.979172][ T32] r4:00000000 [ 1337.979343][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.979921][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1337.979991][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.980076][ T32] r5:00001000 r4:ecbd5000 [ 1337.980129][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.980227][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.980327][ T32] r5:85adb38c r4:85adb000 [ 1337.980378][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.980471][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1337.980540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.980691][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.980816][ T32] r4:84bd5200 [ 1337.980884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.981041][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1337.981102][ T32] r4:00000001 [ 1337.981150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.981221][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1337.981288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.981403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.981458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.981520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.981569][ T32] r4:84bc6c00 [ 1337.981622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.981691][ T32] INFO: task kworker/0:295:4763 blocked for more than 464 seconds. [ 1337.981766][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1337.981825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.981961][ T32] task:kworker/0:295 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.982100][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.982270][ T32] Call trace: [ 1337.982501][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1337.982603][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:83acbc00 [ 1337.982683][ T32] r4:83acbc00 [ 1337.982737][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1337.983130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1337.983194][ T32] r4:00000000 [ 1337.983241][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1337.983349][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.983427][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1337.983519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9680 [ 1337.983572][ T32] r4:00000000 [ 1337.983624][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.983714][ T32] r9:83018005 r8:83acbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1337.983755][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.983851][ T32] r5:00001000 r4:e096d000 [ 1337.983902][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1337.983976][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.984074][ T32] r5:8548838c r4:85488000 [ 1337.984123][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.984239][ T32] r7:dddced80 r6:83018000 r5:8548838c r4:852b4280 [ 1337.984379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.984501][ T32] r10:61c88647 r9:83acbc00 r8:852b42ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.984538][ T32] r4:852b4280 [ 1337.984635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.984749][ T32] r10:00000000 r9:852b4280 r8:80287e08 r7:eb2b5e60 r6:852b4300 r5:83acbc00 [ 1337.984829][ T32] r4:00000001 [ 1337.984912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.984976][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1337.985050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.985138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.985209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.985294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.985356][ T32] r4:852ad000 [ 1337.985976][ T32] INFO: task kworker/0:295:4763 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1337.986062][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.986253][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.986376][ T32] Call trace: [ 1337.986477][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.986594][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1337.986639][ T32] r4:00000000 [ 1337.986734][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1337.987172][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.987677][ T32] r4:e0009dc0 ** 3 printk messages dropped ** [ 1337.987926][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1337.988583][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1337.988890][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 5 printk messages dropped ** [ 1338.016401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.016850][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 1338.017361][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1338.017855][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.018341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad300 [ 1338.018391][ T32] r4:00000000 [ 1338.018451][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.018550][ T32] r9:83018005 r8:83acc800 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1338.018609][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.018714][ T32] r5:00001000 r4:dfbc7000 [ 1338.018758][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.018832][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.018915][ T32] r5:8548878c r4:85488400 [ 1338.018996][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.019113][ T32] r7:dddced80 r6:83018000 r5:8548878c r4:852b4380 [ 1338.019184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.019258][ T32] r10:61c88647 r9:83acc800 r8:852b43ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.033442][ T32] r4:852b4380 [ 1338.033518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.033621][ T32] r10:00000000 r9:852b4380 r8:80287e08 r7:eb2b5e60 r6:852b4400 r5:83acc800 [ 1338.033661][ T32] r4:00000001 [ 1338.033685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.033730][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1338.033763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.033796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.033853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.033893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.033917][ T32] r4:852ad280 [ 1338.034376][ T32] INFO: task kworker/0:296:4767 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.034496][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.034664][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.034778][ T32] Call trace: [ 1338.034851][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.034968][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.035023][ T32] r4:00000000 [ 1338.035068][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.035165][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.035245][ T32] 9d20: c82e8000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.035316][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.035450][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.035556][ T32] r5:800f0013 r4:80239bb0 [ 1338.035613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.035739][ T32] r4:82ac21e4 [ 1338.035792][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.035910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.035987][ T32] r4:e0009dc0 [ 1338.036042][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.036183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.036250][ T32] r4:00000000 [ 1338.036301][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.036418][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 6 printk messages dropped ** [ 1338.036989][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1338.037449][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1338.038076][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1338.038448][ T32] task:kworker/0:297 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.060322][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.060986][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.061343][ T32] r5:00001000 r4:e05c9000 [ 1338.061393][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.061492][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.061596][ T32] r5:8548a38c r4:8548a000 [ 1338.061648][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.061763][ T32] r7:dddced80 r6:83018000 r5:8548a38c r4:852b4480 [ 1338.061815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.061929][ T32] r10:61c88647 r9:83acd400 r8:852b44ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.062004][ T32] r4:852b4480 [ 1338.062076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.062214][ T32] r10:00000000 r9:852b4480 r8:80287e08 r7:eb2b5e60 r6:852b4500 r5:83acd400 [ 1338.062290][ T32] r4:00000001 [ 1338.062348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.062439][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1338.062513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.062585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.062665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.062738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.062808][ T32] r4:852ad280 [ 1338.063572][ T32] INFO: task kworker/0:297:4768 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.063676][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.063827][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.063934][ T32] Call trace: [ 1338.064064][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.064193][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.064249][ T32] r4:00000000 [ 1338.064292][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.064456][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.064537][ T32] 9d20: c854e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.064622][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.064696][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.064762][ T32] r5:800f0013 r4:80239bb0 [ 1338.064811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.064931][ T32] r4:82ac21e4 [ 1338.065016][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.065110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.065214][ T32] r4:e0009dc0 [ 1338.065287][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.065392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.065468][ T32] r4:00000000 [ 1338.065521][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.065649][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.065712][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.065830][ T32] r5:00001000 r4:ecbd5000 [ 1338.065881][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.065997][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.066463][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.066519][ T32] r4:84bd5200 [ 1338.066563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.066678][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.066739][ T32] r4:00000001 [ 1338.066811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.066902][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.066968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.067036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.067115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.067214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.067302][ T32] r4:84bc6c00 [ 1338.067400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.067511][ T32] INFO: task kworker/0:298:4769 blocked for more than 464 seconds. [ 1338.067597][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.067674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.067714][ T32] task:kworker/0:298 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.067833][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.067937][ T32] Call trace: [ 1338.068009][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.068085][ T32] r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:83ace000 [ 1338.068167][ T32] r4:83ace000 [ 1338.068202][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.068256][ T32] r5:83ace000 r4:8291a680 [ 1338.068279][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.068356][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.068412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 ** 3 printk messages dropped ** [ 1338.068643][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1338.068997][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.069065][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.084405][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.084638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.085360][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.085570][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1338.085795][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.086112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.086595][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1338.086827][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.087024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.087057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.087130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.087185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.087244][ T32] r4:84bc6c00 [ 1338.087276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.087312][ T32] INFO: task kworker/0:299:4771 blocked for more than 464 seconds. [ 1338.087390][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.087422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.087478][ T32] task:kworker/0:299 state:D stack:0 pid:4771 tgid:4771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.087539][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.087618][ T32] Call trace: [ 1338.087672][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.087734][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:83acec00 [ 1338.087760][ T32] r4:83acec00 [ 1338.087792][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.087845][ T32] r5:83acec00 r4:8291a680 [ 1338.087915][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.087989][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.088083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1338.088112][ T32] r4:00000000 [ 1338.088162][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.088213][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.088284][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.088347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad9c0 [ 1338.088374][ T32] r4:00000000 [ 1338.088395][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.088449][ T32] r9:83018005 r8:83acec00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1338.088473][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.088522][ T32] r5:00001000 r4:e08fb000 [ 1338.088548][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.088618][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.088692][ T32] r5:8548938c r4:85489000 [ 1338.088766][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.088847][ T32] r7:dddced80 r6:83018000 r5:8548938c r4:852b4680 [ 1338.088877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.088933][ T32] r10:61c88647 r9:83acec00 r8:852b46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.088960][ T32] r4:852b4680 [ 1338.089093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.089161][ T32] r10:00000000 r9:852b4680 r8:80287e08 r7:eb1a1e60 r6:852b4700 r5:83acec00 [ 1338.089211][ T32] r4:00000001 [ 1338.089291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.107048][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1338.107147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.107192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.107225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.107264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.107296][ T32] r4:852ad280 [ 1338.107764][ T32] INFO: task kworker/0:299:4771 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.107818][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.107898][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.107988][ T32] Call trace: [ 1338.108028][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.108103][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.108163][ T32] r4:00000000 [ 1338.108195][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.108245][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.108278][ T32] 9d20: c88d8000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1338.108461][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.108609][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1338.108850][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.109223][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.118282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.118633][ T32] task:kworker/1:524 state:D stack:0 pid:4773 tgid:4773 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.132057][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.132471][ T32] r4:00000000 [ 1338.132495][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.132556][ T32] r9:83018205 r8:854c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1338.132582][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.132635][ T32] r5:00001000 r4:e49e5000 [ 1338.132658][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.132705][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.132779][ T32] r5:853fa78c r4:853fa400 [ 1338.132807][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.132864][ T32] r7:ddde2d80 r6:83018200 r5:853fa78c r4:853e0c00 [ 1338.132911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.132972][ T32] r10:61c88647 r9:854c0000 r8:853e0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.132998][ T32] r4:853e0c00 [ 1338.133042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.133127][ T32] r10:00000000 r9:853e0c00 r8:80287e08 r7:eb061e60 r6:852b4780 r5:854c0000 [ 1338.133156][ T32] r4:00000001 [ 1338.133208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.133258][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1338.133292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.133325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.133388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.133430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.133516][ T32] r4:8529f280 [ 1338.133937][ T32] INFO: task kworker/1:524:4773 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.133983][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.134086][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.134157][ T32] Call trace: [ 1338.134218][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.134340][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.134447][ T32] r4:00000000 [ 1338.134477][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.134527][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.134572][ T32] 9d20: c8d5c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.134609][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.134638][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.134672][ T32] r5:800f0013 r4:80239bb0 [ 1338.134720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.134773][ T32] r4:82ac21e4 [ 1338.134796][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.134847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.134872][ T32] r4:e0009dc0 [ 1338.134895][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.134944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.134970][ T32] r4:00000000 [ 1338.134992][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.135045][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.135069][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.135118][ T32] r5:00001000 r4:ecbd5000 [ 1338.135140][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.135193][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.135267][ T32] r5:85adb38c r4:85adb000 [ 1338.135294][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.135388][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.135443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.135545][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1338.135653][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 3 printk messages dropped ** [ 1338.135819][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.135998][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1338.136219][ T32] task:kworker/0:300 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.136500][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:854c0c00 ** 3 printk messages dropped ** [ 1338.136648][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.136692][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.136741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1338.136768][ T32] r4:00000000 [ 1338.136789][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.136828][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.136867][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.136916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9e00 [ 1338.136941][ T32] r4:00000000 [ 1338.136986][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.137045][ T32] r9:83018005 r8:854c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1338.137070][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.137128][ T32] r5:00001000 r4:eb383000 [ 1338.137149][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.137200][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.137250][ T32] r5:8548978c r4:85489400 [ 1338.137285][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.137358][ T32] r7:dddced80 r6:83018000 r5:8548978c r4:852b4800 [ 1338.137420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.137485][ T32] r10:61c88647 r9:854c0c00 r8:852b482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.137511][ T32] r4:852b4800 [ 1338.137533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.137618][ T32] r10:00000000 r9:852b4800 r8:80287e08 r7:eb1a1e60 r6:852b4880 r5:854c0c00 [ 1338.137646][ T32] r4:00000001 [ 1338.137690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.137755][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1338.137790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.137823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.137852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.137910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.137938][ T32] r4:852ad840 [ 1338.138201][ T32] INFO: task kworker/0:300:4776 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.138246][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.138339][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.138388][ T32] Call trace: [ 1338.138420][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.138532][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.138621][ T32] r4:00000000 [ 1338.138672][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.138722][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.138755][ T32] 9d20: c8d5c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.138789][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.138818][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.138869][ T32] r5:800f0013 r4:80239bb0 [ 1338.138933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.139011][ T32] r4:82ac21e4 [ 1338.139059][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.139115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.139141][ T32] r4:e0009dc0 [ 1338.139183][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.153251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.153334][ T32] r4:00000000 [ 1338.153362][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.153439][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.153468][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.153522][ T32] r5:00001000 r4:ecbd5000 [ 1338.153545][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.153590][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.153638][ T32] r5:85adb38c r4:85adb000 [ 1338.153660][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.153739][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.153769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.153849][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.153897][ T32] r4:84bd5200 [ 1338.153924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.154011][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.154053][ T32] r4:00000001 [ 1338.154082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.154126][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.154160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.154197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.154228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.154284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.154339][ T32] r4:84bc6c00 [ 1338.154417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.154460][ T32] INFO: task kworker/1:525:4778 blocked for more than 464 seconds. [ 1338.154516][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.154548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.154592][ T32] task:kworker/1:525 state:D stack:0 pid:4778 tgid:4778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.154820][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.154897][ T32] Call trace: [ 1338.155010][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.155075][ T32] r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000013 r6:eb2d1d8c r5:854c1800 [ 1338.155102][ T32] r4:854c1800 [ 1338.155125][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.155174][ T32] r5:854c1800 r4:8291a680 [ 1338.155203][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.155248][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.155374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1338.155436][ T32] r4:00000000 [ 1338.155464][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.155512][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.155554][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.155603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f700 [ 1338.155629][ T32] r4:00000000 [ 1338.155651][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.155702][ T32] r9:83018205 r8:854c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1338.155736][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.155799][ T32] r5:00001000 r4:e0945000 [ 1338.155825][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.155872][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.155932][ T32] r5:853f9f8c r4:853f9c00 [ 1338.155959][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.156022][ T32] r7:ddde2d80 r6:83018200 r5:853f9f8c r4:853e0c80 [ 1338.156060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.156129][ T32] r10:61c88647 r9:854c1800 r8:853e0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.156155][ T32] r4:853e0c80 [ 1338.156175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.156233][ T32] r10:00000000 r9:853e0c80 r8:80287e08 r7:eb1dde60 r6:852b4900 r5:854c1800 [ 1338.156271][ T32] r4:00000001 [ 1338.156296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.156337][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1338.156366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.156421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.156482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.156520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.156546][ T32] r4:8529f580 [ 1338.156921][ T32] INFO: task kworker/1:525:4778 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.156990][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.157086][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.157136][ T32] Call trace: [ 1338.157167][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.157236][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.157263][ T32] r4:00000000 [ 1338.157284][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.157330][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.157375][ T32] 9d20: c8d5c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.157412][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.157464][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.157495][ T32] r5:800f0013 r4:80239bb0 [ 1338.157519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.157592][ T32] r4:82ac21e4 [ 1338.157618][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.157693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.157772][ T32] r4:e0009dc0 [ 1338.157797][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.157877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.157907][ T32] r4:00000000 [ 1338.157931][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.157987][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.158038][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.158091][ T32] r5:00001000 r4:ecbd5000 [ 1338.158113][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.158159][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.158213][ T32] r5:85adb38c r4:85adb000 [ 1338.158259][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.158319][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.158343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.158398][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.158432][ T32] r4:84bd5200 [ 1338.158462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.158517][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.158547][ T32] r4:00000001 [ 1338.158593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.158639][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.158669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.158703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.158756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.158793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.158839][ T32] r4:84bc6c00 [ 1338.158866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.158896][ T32] INFO: task kworker/1:526:4780 blocked for more than 464 seconds. [ 1338.158929][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.158967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.159025][ T32] task:kworker/1:526 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.159082][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.159142][ T32] Call trace: [ 1338.159219][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.176776][ T32] r10:8291a684 r9:eb2d5d84 r8:00000002 r7:60000113 r6:eb2d5d8c r5:854c2400 [ 1338.176864][ T32] r4:854c2400 [ 1338.176892][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.176966][ T32] r5:854c2400 r4:8291a680 [ 1338.176990][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.177062][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.177144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1338.177174][ T32] r4:00000000 [ 1338.177205][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.177260][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.177310][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.177362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f840 [ 1338.177412][ T32] r4:00000000 [ 1338.177463][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.177524][ T32] r9:83018205 r8:854c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1338.177549][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.177603][ T32] r5:00001000 r4:e498f000 [ 1338.177627][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.177673][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.177723][ T32] r5:853fa38c r4:853fa000 [ 1338.177745][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.177813][ T32] r7:ddde2d80 r6:83018200 r5:853fa38c r4:853e0d00 [ 1338.177865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.177926][ T32] r10:61c88647 r9:854c2400 r8:853e0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.177953][ T32] r4:853e0d00 [ 1338.177975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.178053][ T32] r10:00000000 r9:853e0d00 r8:80287e08 r7:eb1dde60 r6:852b4980 r5:854c2400 [ 1338.178090][ T32] r4:00000001 [ 1338.178115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.178159][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1338.178215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.178253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.178283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.178319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.178345][ T32] r4:8529f6c0 [ 1338.178742][ T32] INFO: task kworker/1:526:4780 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.178790][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.178921][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.179009][ T32] Call trace: [ 1338.179142][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.179216][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.179354][ T32] r4:00000000 [ 1338.184094][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.184175][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.184244][ T32] 9d20: c91fc000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.184493][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.184549][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.184602][ T32] r5:800f0013 r4:80239bb0 [ 1338.184652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.184755][ T32] r4:82ac21e4 [ 1338.184783][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.184836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.184863][ T32] r4:e0009dc0 [ 1338.184885][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.184934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.184959][ T32] r4:00000000 [ 1338.184981][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.185036][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.185067][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.185146][ T32] r5:00001000 r4:ecbd5000 [ 1338.185197][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.185250][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.185306][ T32] r5:85adb38c r4:85adb000 [ 1338.185359][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.185435][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.185465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.185521][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.185546][ T32] r4:84bd5200 [ 1338.185569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.185671][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.185700][ T32] r4:00000001 [ 1338.185724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.185766][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.185796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.185831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.185861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.185900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.185926][ T32] r4:84bc6c00 [ 1338.185951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.185996][ T32] INFO: task kworker/1:527:4782 blocked for more than 464 seconds. [ 1338.186034][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.186062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.186089][ T32] task:kworker/1:527 state:D stack:0 pid:4782 tgid:4782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.186151][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.186207][ T32] Call trace: [ 1338.186272][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.186331][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:854c3000 [ 1338.186390][ T32] r4:854c3000 [ 1338.186429][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.186494][ T32] r5:854c3000 r4:8291a680 [ 1338.186527][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.186588][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.186679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1338.186710][ T32] r4:00000000 [ 1338.186745][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.186790][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.186842][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.186897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f440 [ 1338.186924][ T32] r4:00000000 [ 1338.186946][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.186998][ T32] r9:83018205 r8:854c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1338.187023][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.187072][ T32] r5:00001000 r4:ead4f000 [ 1338.187114][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.187162][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.187219][ T32] r5:853fbb8c r4:853fb800 [ 1338.187242][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.187306][ T32] r7:ddde2d80 r6:83018200 r5:853fbb8c r4:853e0d80 [ 1338.187392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.187490][ T32] r10:61c88647 r9:854c3000 r8:853e0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.187544][ T32] r4:853e0d80 [ 1338.187570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.187624][ T32] r10:00000000 r9:853e0d80 r8:80287e08 r7:eb1dde60 r6:852b4a00 r5:854c3000 [ 1338.187649][ T32] r4:00000001 [ 1338.187672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.187713][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1338.187744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.187838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.187874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.187908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.187952][ T32] r4:8529f880 [ 1338.188343][ T32] INFO: task kworker/1:527:4782 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.188388][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.188482][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.188536][ T32] Call trace: [ 1338.188570][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.188644][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.188725][ T32] r4:00000000 [ 1338.188803][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.188863][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.188896][ T32] 9d20: c91fc000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.188929][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.188959][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.189012][ T32] r5:800f0013 r4:80239bb0 [ 1338.189040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.189100][ T32] r4:82ac21e4 [ 1338.189127][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.189206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.206763][ T32] r4:e0009dc0 [ 1338.206867][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.206958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.206989][ T32] r4:00000000 [ 1338.207013][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.207112][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.207147][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.207239][ T32] r5:00001000 r4:ecbd5000 [ 1338.207292][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.207393][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.207454][ T32] r5:85adb38c r4:85adb000 [ 1338.207479][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.207536][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.207560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.207615][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.207653][ T32] r4:84bd5200 [ 1338.207705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.207814][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.207871][ T32] r4:00000001 [ 1338.207897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.207941][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.207975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.208033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.208068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.208158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.208206][ T32] r4:84bc6c00 [ 1338.208260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.208299][ T32] INFO: task kworker/1:528:4783 blocked for more than 464 seconds. [ 1338.208338][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.208366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.208418][ T32] task:kworker/1:528 state:D stack:0 pid:4783 tgid:4783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.208493][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.208577][ T32] Call trace: [ 1338.208740][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.208805][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:85396000 [ 1338.208832][ T32] r4:85396000 [ 1338.208854][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.208951][ T32] r5:85396000 r4:8291a680 [ 1338.209050][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.209110][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.209162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1338.209223][ T32] r4:00000000 [ 1338.216524][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.216631][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.216680][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.216757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fb40 [ 1338.216802][ T32] r4:00000000 [ 1338.216857][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.216922][ T32] r9:83018205 r8:85396000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1338.216974][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.217069][ T32] r5:00001000 r4:e8a5f000 [ 1338.217161][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.217229][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.217306][ T32] r5:853fab8c r4:853fa800 [ 1338.217334][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.217390][ T32] r7:ddde2d80 r6:83018200 r5:853fab8c r4:853e0e00 [ 1338.217413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.217468][ T32] r10:61c88647 r9:85396000 r8:853e0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.217494][ T32] r4:853e0e00 [ 1338.217539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.217628][ T32] r10:00000000 r9:853e0e00 r8:80287e08 r7:eb2d9e60 r6:853e0e80 r5:85396000 [ 1338.217670][ T32] r4:00000001 [ 1338.217696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.217740][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1338.217778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.217813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.217892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.217931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.217958][ T32] r4:8529f640 [ 1338.218374][ T32] INFO: task kworker/1:528:4783 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.218447][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.218726][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.218784][ T32] Call trace: [ 1338.218860][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.218921][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.218949][ T32] r4:00000000 [ 1338.218971][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.219016][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.219049][ T32] 9d20: c955a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.219082][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.219162][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.219200][ T32] r5:800f0013 r4:80239bb0 [ 1338.232209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.232318][ T32] r4:82ac21e4 [ 1338.232351][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.232461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.232543][ T32] r4:e0009dc0 [ 1338.232578][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.232632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.232659][ T32] r4:00000000 [ 1338.232681][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.232759][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.232788][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.232842][ T32] r5:00001000 r4:ecbd5000 [ 1338.232889][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.232962][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.233013][ T32] r5:85adb38c r4:85adb000 [ 1338.233036][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.233114][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.233163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.233275][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.233306][ T32] r4:84bd5200 [ 1338.233331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.233385][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.233430][ T32] r4:00000001 [ 1338.233459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.233527][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.233591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.233630][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.233674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.233741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.233772][ T32] r4:84bc6c00 [ 1338.233798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.233834][ T32] INFO: task kworker/1:529:4786 blocked for more than 464 seconds. [ 1338.233872][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.233899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.233950][ T32] task:kworker/1:529 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.234071][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.234150][ T32] Call trace: [ 1338.234286][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.234371][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:85394800 [ 1338.234399][ T32] r4:85394800 [ 1338.234423][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.234492][ T32] r5:85394800 r4:8291a680 [ 1338.234615][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.234668][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.234778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1338.234808][ T32] r4:00000000 [ 1338.234831][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.234870][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.234909][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.234980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fc40 [ 1338.235009][ T32] r4:00000000 [ 1338.235031][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.235086][ T32] r9:83018205 r8:85394800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1338.235135][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.235194][ T32] r5:00001000 r4:eaa93000 [ 1338.235216][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.235261][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.235309][ T32] r5:853faf8c r4:853fac00 [ 1338.235360][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.235417][ T32] r7:ddde2d80 r6:83018200 r5:853faf8c r4:853e0f00 [ 1338.235442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.235496][ T32] r10:61c88647 r9:85394800 r8:853e0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.235521][ T32] r4:853e0f00 [ 1338.235615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.235697][ T32] r10:00000000 r9:853e0f00 r8:80287e08 r7:eb2d9e60 r6:853e0f80 r5:85394800 [ 1338.235726][ T32] r4:00000001 [ 1338.235772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.235817][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1338.235847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.235880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.235910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.235952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.236014][ T32] r4:8529fa40 [ 1338.236414][ T32] INFO: task kworker/1:529:4786 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.236461][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.236553][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.236606][ T32] Call trace: [ 1338.236670][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.236730][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.236781][ T32] r4:00000000 [ 1338.236832][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.236914][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.236948][ T32] 9d20: c999a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.236981][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.237008][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.237060][ T32] r5:800f0013 r4:80239bb0 [ 1338.237100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.237175][ T32] r4:82ac21e4 [ 1338.237215][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.237309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.237364][ T32] r4:e0009dc0 [ 1338.237407][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.237489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.237527][ T32] r4:00000000 [ 1338.237595][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.237683][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.237712][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.237763][ T32] r5:00001000 r4:ecbd5000 [ 1338.237786][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.237859][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.237934][ T32] r5:85adb38c r4:85adb000 [ 1338.238013][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.238084][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.238132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.238197][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.238224][ T32] r4:84bd5200 [ 1338.238245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.238301][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.238349][ T32] r4:00000001 [ 1338.238377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.238420][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.238478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.238573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.238621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.238656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.238697][ T32] r4:84bc6c00 [ 1338.238724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.238755][ T32] INFO: task kworker/1:530:4789 blocked for more than 464 seconds. [ 1338.238811][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.238867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.238932][ T32] task:kworker/1:530 state:D stack:0 pid:4789 tgid:4789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.238989][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.239036][ T32] Call trace: [ 1338.239122][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.239224][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:85396c00 [ 1338.254332][ T32] r4:85396c00 [ 1338.254383][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.254456][ T32] r5:85396c00 r4:8291a680 [ 1338.254496][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.254601][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.254678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1338.254707][ T32] r4:00000000 [ 1338.254734][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.254780][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.254854][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.254951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fd40 [ 1338.254982][ T32] r4:00000000 [ 1338.255004][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.255059][ T32] r9:83018205 r8:85396c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.255097][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.255153][ T32] r5:00001000 r4:eab85000 [ 1338.255176][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.255227][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.255276][ T32] r5:853fb38c r4:853fb000 [ 1338.255298][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.255403][ T32] r7:ddde2d80 r6:83018200 r5:853fb38c r4:852a4000 [ 1338.255432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.255492][ T32] r10:61c88647 r9:85396c00 r8:852a402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.255519][ T32] r4:852a4000 [ 1338.255551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.255639][ T32] r10:00000000 r9:852a4000 r8:80287e08 r7:eb2d9e60 r6:852a4080 r5:85396c00 [ 1338.255670][ T32] r4:00000001 [ 1338.255694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.255738][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1338.255771][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.255804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.255934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.255973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.256000][ T32] r4:8529fac0 [ 1338.256513][ T32] INFO: task kworker/1:530:4789 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.256562][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.256635][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.256687][ T32] Call trace: [ 1338.256801][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.256863][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.256890][ T32] r4:00000000 [ 1338.256911][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.256982][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.257031][ T32] 9d20: c9a79000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.257065][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.257093][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.257120][ T32] r5:800f0013 r4:80239bb0 [ 1338.257142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.257203][ T32] r4:82ac21e4 [ 1338.257250][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.257336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.257366][ T32] r4:e0009dc0 [ 1338.257387][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.257438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.257470][ T32] r4:00000000 [ 1338.257494][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.257550][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.257574][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.257624][ T32] r5:00001000 r4:ecbd5000 [ 1338.257645][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.257689][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.257735][ T32] r5:85adb38c r4:85adb000 [ 1338.257756][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.257809][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.257832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.257886][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.257911][ T32] r4:84bd5200 [ 1338.257943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.258001][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.258026][ T32] r4:00000001 [ 1338.258048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.258165][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.258209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.258243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.258273][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.258307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.258338][ T32] r4:84bc6c00 [ 1338.258361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.258393][ T32] INFO: task kworker/1:531:4790 blocked for more than 464 seconds. [ 1338.258430][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.258457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.258532][ T32] task:kworker/1:531 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.258626][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.258726][ T32] Call trace: [ 1338.258824][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.258907][ T32] r10:8291a684 r9:eb2e9d84 r8:00000002 r7:60000013 r6:eb2e9d8c r5:85395400 [ 1338.258975][ T32] r4:85395400 [ 1338.259002][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.259053][ T32] r5:85395400 r4:8291a680 [ 1338.259076][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.259149][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.259216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1338.272320][ T32] r4:00000000 [ 1338.272404][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.272482][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.272528][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.272578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fec0 [ 1338.272621][ T32] r4:00000000 [ 1338.272719][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.272785][ T32] r9:83018205 r8:85395400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1338.272811][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.272864][ T32] r5:00001000 r4:eabef000 [ 1338.272900][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.273190][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.273259][ T32] r5:853fb78c r4:853fb400 [ 1338.273283][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.273343][ T32] r7:ddde2d80 r6:83018200 r5:853fb78c r4:852a4100 [ 1338.274017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.274193][ T32] r10:61c88647 r9:85395400 r8:852a412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.274285][ T32] r4:852a4100 [ 1338.274312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.274381][ T32] r10:00000000 r9:852a4100 r8:80287e08 r7:eb2d9e60 r6:852a4180 r5:85395400 [ 1338.274411][ T32] r4:00000001 [ 1338.274435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.274477][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1338.274509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.274541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.274570][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.274641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.274670][ T32] r4:8529fcc0 [ 1338.275057][ T32] INFO: task kworker/1:531:4790 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.275101][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.275397][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.275472][ T32] Call trace: [ 1338.275547][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.275613][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.275669][ T32] r4:00000000 [ 1338.275696][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.275757][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.276131][ T32] 9d20: c9edd000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.276168][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.276202][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.276413][ T32] r5:800f0013 r4:80239bb0 [ 1338.276479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.276532][ T32] r4:82ac21e4 [ 1338.276584][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.276642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.276668][ T32] r4:e0009dc0 [ 1338.276760][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.276814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.276840][ T32] r4:00000000 [ 1338.276864][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.276919][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.276947][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.277256][ T32] r5:00001000 r4:ecbd5000 [ 1338.277481][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.277854][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.277911][ T32] r5:85adb38c r4:85adb000 [ 1338.277936][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.277992][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.278020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.278079][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.278104][ T32] r4:84bd5200 [ 1338.278126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.278186][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.278805][ T32] r4:00000001 [ 1338.278838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.278883][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.279145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.279191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.279594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.305281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.305372][ T32] r4:84bc6c00 [ 1338.305404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.305475][ T32] INFO: task kworker/1:532:4793 blocked for more than 464 seconds. [ 1338.305527][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.305580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.305637][ T32] task:kworker/1:532 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.305766][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.305829][ T32] Call trace: [ 1338.305864][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.305951][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:8538b000 [ 1338.305982][ T32] r4:8538b000 [ 1338.306006][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.306082][ T32] r5:8538b000 r4:8291a680 [ 1338.306110][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.306157][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.306264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1338.306295][ T32] r4:00000000 [ 1338.306317][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.306358][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.306401][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.306451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa0c0 [ 1338.306478][ T32] r4:00000000 [ 1338.306500][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.306556][ T32] r9:83018205 r8:8538b000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1338.306580][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.306629][ T32] r5:00001000 r4:ead9b000 [ 1338.306652][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.306705][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.306781][ T32] r5:853fbf8c r4:853fbc00 [ 1338.306819][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.306881][ T32] r7:ddde2d80 r6:83018200 r5:853fbf8c r4:852a4200 [ 1338.306904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.306961][ T32] r10:61c88647 r9:8538b000 r8:852a422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.306985][ T32] r4:852a4200 [ 1338.307007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.307119][ T32] r10:00000000 r9:852a4200 r8:80287e08 r7:eb2d9e60 r6:852a4280 r5:8538b000 [ 1338.307186][ T32] r4:00000001 [ 1338.307228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.307275][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1338.307307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.307374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.307407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.307478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.307527][ T32] r4:852aa040 [ 1338.307915][ T32] INFO: task kworker/1:532:4793 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.307958][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.308052][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.308172][ T32] Call trace: [ 1338.308226][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.308322][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.308377][ T32] r4:00000000 [ 1338.308402][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.308473][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.308510][ T32] 9d20: ca48e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.308547][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.308575][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.308603][ T32] r5:800f0013 r4:80239bb0 [ 1338.308627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.308675][ T32] r4:82ac21e4 [ 1338.308722][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.308777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.308804][ T32] r4:e0009dc0 [ 1338.308832][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.308896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.308924][ T32] r4:00000000 [ 1338.308972][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.309029][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.309054][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.309103][ T32] r5:00001000 r4:ecbd5000 [ 1338.309176][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.317993][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.318102][ T32] r5:85adb38c r4:85adb000 [ 1338.318128][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.318208][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.318238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.318296][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.318321][ T32] r4:84bd5200 [ 1338.318343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.318423][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.318454][ T32] r4:00000001 [ 1338.318516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.318576][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.318634][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.318671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.318702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.318736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.318760][ T32] r4:84bc6c00 [ 1338.318801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.318840][ T32] INFO: task kworker/1:533:4794 blocked for more than 464 seconds. [ 1338.318878][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.318921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.318954][ T32] task:kworker/1:533 state:D stack:0 pid:4794 tgid:4794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.319042][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.319091][ T32] Call trace: [ 1338.319125][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.319190][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000013 r6:eb2e1d8c r5:8538ec00 [ 1338.319337][ T32] r4:8538ec00 [ 1338.323836][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.323918][ T32] r5:8538ec00 r4:8291a680 [ 1338.323984][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.324036][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.324089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1338.324145][ T32] r4:00000000 [ 1338.324181][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.324226][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.324320][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.324423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa340 [ 1338.324501][ T32] r4:00000000 [ 1338.324538][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.324598][ T32] r9:83018205 r8:8538ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1338.324624][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.324675][ T32] r5:00001000 r4:eade5000 [ 1338.324697][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.324741][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.324790][ T32] r5:8442a78c r4:8442a400 [ 1338.324812][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.324866][ T32] r7:ddde2d80 r6:83018200 r5:8442a78c r4:852a4300 [ 1338.324889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.325016][ T32] r10:61c88647 r9:8538ec00 r8:852a432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.325082][ T32] r4:852a4300 [ 1338.325162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.325226][ T32] r10:00000000 r9:852a4300 r8:80287e08 r7:eb2ede60 r6:852a4380 r5:8538ec00 [ 1338.325269][ T32] r4:00000001 [ 1338.325315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.325362][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1338.325398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.325436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.325530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.325600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.325629][ T32] r4:852aa040 [ 1338.326033][ T32] INFO: task kworker/1:533:4794 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.326110][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.326236][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.326295][ T32] Call trace: [ 1338.326330][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.326387][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.326489][ T32] r4:00000000 [ 1338.326542][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.326617][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.326682][ T32] 9d20: ca48e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.326720][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.326749][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.326776][ T32] r5:800f0013 r4:80239bb0 [ 1338.326798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.326845][ T32] r4:82ac21e4 [ 1338.326867][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.326942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.326997][ T32] r4:e0009dc0 [ 1338.327024][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.327077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.327122][ T32] r4:00000000 [ 1338.327147][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.327208][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.327234][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.327285][ T32] r5:00001000 r4:ecbd5000 [ 1338.327307][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.327389][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.327452][ T32] r5:85adb38c r4:85adb000 [ 1338.327475][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.327531][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.327556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.327611][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.327636][ T32] r4:84bd5200 [ 1338.327694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.327754][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.327779][ T32] r4:00000001 [ 1338.327801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.327925][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.327959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.327991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.328035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.328098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.328140][ T32] r4:84bc6c00 [ 1338.328166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.328204][ T32] INFO: task kworker/1:534:4796 blocked for more than 464 seconds. [ 1338.328264][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.328297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.328324][ T32] task:kworker/1:534 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.328406][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.328502][ T32] Call trace: [ 1338.328594][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.328654][ T32] r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:85398000 [ 1338.328704][ T32] r4:85398000 [ 1338.328743][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.328825][ T32] r5:85398000 r4:8291a680 [ 1338.328861][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.328907][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.328981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1338.329010][ T32] r4:00000000 [ 1338.329056][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.329111][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.329155][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.329214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa4c0 [ 1338.329328][ T32] r4:00000000 [ 1338.342671][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.342812][ T32] r9:83018205 r8:85398000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1338.342842][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.342898][ T32] r5:00001000 r4:eae25000 [ 1338.342921][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.342967][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.343150][ T32] r5:8442bb8c r4:8442b800 [ 1338.343191][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.343277][ T32] r7:ddde2d80 r6:83018200 r5:8442bb8c r4:852a4400 [ 1338.343303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.343406][ T32] r10:61c88647 r9:85398000 r8:852a442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.343457][ T32] r4:852a4400 [ 1338.343486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.343544][ T32] r10:00000000 r9:852a4400 r8:80287e08 r7:eb2e1e60 r6:852a4480 r5:85398000 [ 1338.343595][ T32] r4:00000001 [ 1338.343647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.343696][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1338.343755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.343792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.343849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.343911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.343965][ T32] r4:852aa400 [ 1338.344359][ T32] INFO: task kworker/1:534:4796 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.344406][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.344508][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.344584][ T32] Call trace: [ 1338.344624][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.344685][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.344713][ T32] r4:00000000 [ 1338.344759][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.344810][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.344867][ T32] 9d20: ca907000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.344904][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.344933][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.344961][ T32] r5:800f0013 r4:80239bb0 [ 1338.345115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.345186][ T32] r4:82ac21e4 [ 1338.345212][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.345302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.345333][ T32] r4:e0009dc0 [ 1338.345406][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.345462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.345542][ T32] r4:00000000 [ 1338.345593][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.345700][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.345728][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.345778][ T32] r5:00001000 r4:ecbd5000 [ 1338.345800][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.345846][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.345894][ T32] r5:85adb38c r4:85adb000 [ 1338.345915][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.345968][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.345991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.346045][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.346070][ T32] r4:84bd5200 [ 1338.346115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.346173][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.346205][ T32] r4:00000001 [ 1338.346254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.346302][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.346332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.346370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.346452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.346490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.346638][ T32] r4:84bc6c00 [ 1338.346665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.346786][ T32] INFO: task kworker/1:535:4799 blocked for more than 464 seconds. [ 1338.346827][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.346856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.346883][ T32] task:kworker/1:535 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.346934][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.347001][ T32] Call trace: [ 1338.347038][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.347136][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000113 r6:eb2f9d8c r5:85398c00 [ 1338.347235][ T32] r4:85398c00 [ 1338.347263][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.347315][ T32] r5:85398c00 r4:8291a680 [ 1338.347373][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.347423][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.347486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 1338.347514][ T32] r4:00000000 [ 1338.347535][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.347575][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.347616][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.347709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa640 [ 1338.347755][ T32] r4:00000000 [ 1338.347779][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.347835][ T32] r9:83018205 r8:85398c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1338.347872][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.347925][ T32] r5:00001000 r4:eae57000 [ 1338.347947][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.347992][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.348039][ T32] r5:8540438c r4:85404000 [ 1338.348086][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.348188][ T32] r7:ddde2d80 r6:83018200 r5:8540438c r4:852a4500 [ 1338.348215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.348285][ T32] r10:61c88647 r9:85398c00 r8:852a452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.348339][ T32] r4:852a4500 [ 1338.348364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.348417][ T32] r10:00000000 r9:852a4500 r8:80287e08 r7:eb2f1e60 r6:852a4580 r5:85398c00 [ 1338.348466][ T32] r4:00000001 [ 1338.348541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.348586][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1338.348617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.348678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.348713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.348750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.348775][ T32] r4:852aa2c0 [ 1338.349013][ T32] INFO: task kworker/1:535:4799 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.349072][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.349215][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.372351][ T32] Call trace: [ 1338.372417][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.372497][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.372525][ T32] r4:00000000 [ 1338.372547][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.372617][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.372669][ T32] 9d20: cadb6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.372727][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.372788][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.372820][ T32] r5:800f0013 r4:80239bb0 [ 1338.372968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.373024][ T32] r4:82ac21e4 [ 1338.373046][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.373122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.373182][ T32] r4:e0009dc0 [ 1338.373235][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.373302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.373331][ T32] r4:00000000 [ 1338.373354][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.373422][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.373455][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.373534][ T32] r5:00001000 r4:ecbd5000 [ 1338.373585][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.373660][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.373721][ T32] r5:85adb38c r4:85adb000 [ 1338.373767][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.373828][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.373865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.373955][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.373983][ T32] r4:84bd5200 [ 1338.374037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.374096][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.374121][ T32] r4:00000001 [ 1338.374142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.374226][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.374299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.374356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.374389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.374423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.374476][ T32] r4:84bc6c00 [ 1338.374551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.374590][ T32] INFO: task kworker/1:536:4800 blocked for more than 464 seconds. [ 1338.374631][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.374688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.374723][ T32] task:kworker/1:536 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.374810][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.374890][ T32] Call trace: [ 1338.374980][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.375085][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:85399800 [ 1338.375116][ T32] r4:85399800 [ 1338.375194][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.375256][ T32] r5:85399800 r4:8291a680 [ 1338.375342][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.375439][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.375497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 1338.375526][ T32] r4:00000000 [ 1338.375574][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.375643][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.375700][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.375752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa800 [ 1338.375805][ T32] r4:00000000 [ 1338.375831][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.375885][ T32] r9:83018205 r8:85399800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1338.375956][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.376009][ T32] r5:00001000 r4:eafcd000 [ 1338.376032][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.376112][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.376165][ T32] r5:8540478c r4:85404400 [ 1338.376193][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.376247][ T32] r7:ddde2d80 r6:83018200 r5:8540478c r4:852a4600 [ 1338.376283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.376343][ T32] r10:61c88647 r9:85399800 r8:852a462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.376380][ T32] r4:852a4600 [ 1338.376405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.376458][ T32] r10:00000000 r9:852a4600 r8:80287e08 r7:eb2f9e60 r6:852a4680 r5:85399800 [ 1338.376483][ T32] r4:00000001 [ 1338.376505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.376544][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1338.376573][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.376604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.376634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.376668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.376693][ T32] r4:852aa440 [ 1338.377052][ T32] INFO: task kworker/1:536:4800 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.377119][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.377257][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.377364][ T32] Call trace: [ 1338.377441][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.377504][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.377530][ T32] r4:00000000 [ 1338.377551][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.377623][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.377661][ T32] 9d20: cadb6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.377718][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.377751][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.377779][ T32] r5:800f0013 r4:80239bb0 [ 1338.377802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.377889][ T32] r4:82ac21e4 [ 1338.377950][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.378005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.378031][ T32] r4:e0009dc0 [ 1338.378087][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.378162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.378197][ T32] r4:00000000 [ 1338.378224][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.378305][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.378333][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.378383][ T32] r5:00001000 r4:ecbd5000 [ 1338.378405][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.378450][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.378497][ T32] r5:85adb38c r4:85adb000 [ 1338.378519][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.378577][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.378602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.378656][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.378681][ T32] r4:84bd5200 [ 1338.378721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.378779][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.378818][ T32] r4:00000001 [ 1338.378844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.378886][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.378924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.379006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.379066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.379104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.379128][ T32] r4:84bc6c00 [ 1338.379166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.379204][ T32] INFO: task kworker/1:537:4803 blocked for more than 464 seconds. [ 1338.390521][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.390625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.390693][ T32] task:kworker/1:537 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.390762][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.390823][ T32] Call trace: [ 1338.390860][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.390924][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:8539a400 [ 1338.390952][ T32] r4:8539a400 [ 1338.390973][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.391022][ T32] r5:8539a400 r4:8291a680 [ 1338.391044][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.391089][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.391169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1338.391229][ T32] r4:00000000 [ 1338.391280][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.391403][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.391469][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.391525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aaac0 [ 1338.391553][ T32] r4:00000000 [ 1338.391600][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.391723][ T32] r9:83018205 r8:8539a400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1338.391760][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.391837][ T32] r5:00001000 r4:eaff7000 [ 1338.391889][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.391964][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.392036][ T32] r5:85404f8c r4:85404c00 [ 1338.392118][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.392245][ T32] r7:ddde2d80 r6:83018200 r5:85404f8c r4:852a4700 [ 1338.392277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.392335][ T32] r10:61c88647 r9:8539a400 r8:852a472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.392362][ T32] r4:852a4700 [ 1338.392383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.392437][ T32] r10:00000000 r9:852a4700 r8:80287e08 r7:eb2f5e60 r6:852a4780 r5:8539a400 [ 1338.392514][ T32] r4:00000001 [ 1338.392567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.392622][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1338.392679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.392768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.392804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.392872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.392934][ T32] r4:852aa680 [ 1338.393313][ T32] INFO: task kworker/1:537:4803 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.393384][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.393544][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.393654][ T32] Call trace: [ 1338.393688][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.393768][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.393816][ T32] r4:00000000 [ 1338.393842][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.393889][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.393969][ T32] 9d20: cadb6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.394039][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.394120][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.394155][ T32] r5:800f0013 r4:80239bb0 [ 1338.394209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.394301][ T32] r4:82ac21e4 [ 1338.394387][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.394472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.394502][ T32] r4:e0009dc0 [ 1338.394525][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.394577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.394602][ T32] r4:00000000 [ 1338.394657][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.394748][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.394803][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.394861][ T32] r5:00001000 r4:ecbd5000 [ 1338.394908][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.395010][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.395098][ T32] r5:85adb38c r4:85adb000 [ 1338.395190][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.395287][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.395316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.395467][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.395504][ T32] r4:84bd5200 [ 1338.395526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.395581][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.395607][ T32] r4:00000001 [ 1338.395652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.395697][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.395750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.395787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.395864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.395902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.395982][ T32] r4:84bc6c00 [ 1338.396009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.396066][ T32] INFO: task kworker/1:538:4804 blocked for more than 464 seconds. [ 1338.396103][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.396130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.396157][ T32] task:kworker/1:538 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.396217][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.396354][ T32] Call trace: [ 1338.396391][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.396448][ T32] r10:8291a684 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:8539b000 [ 1338.396474][ T32] r4:8539b000 [ 1338.396495][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.396569][ T32] r5:8539b000 r4:8291a680 [ 1338.396595][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.396640][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.396716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1338.396770][ T32] r4:00000000 [ 1338.396797][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.396839][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.396881][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.396930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa940 [ 1338.396955][ T32] r4:00000000 [ 1338.396975][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.397027][ T32] r9:83018205 r8:8539b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1338.397064][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.397127][ T32] r5:00001000 r4:eafe5000 [ 1338.397154][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.397209][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.397259][ T32] r5:85404b8c r4:85404800 [ 1338.397281][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.397334][ T32] r7:ddde2d80 r6:83018200 r5:85404b8c r4:852a4800 [ 1338.397407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.397467][ T32] r10:61c88647 r9:8539b000 r8:852a482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.397503][ T32] r4:852a4800 [ 1338.397527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.397583][ T32] r10:00000000 r9:852a4800 r8:80287e08 r7:eb2fde60 r6:852a4880 r5:8539b000 [ 1338.397632][ T32] r4:00000001 [ 1338.397657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.397699][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1338.397728][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.397763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.397793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.397828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.397885][ T32] r4:852aa7c0 [ 1338.398162][ T32] INFO: task kworker/1:538:4804 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.398214][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.398323][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.398395][ T32] Call trace: [ 1338.398507][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.398593][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.398638][ T32] r4:00000000 [ 1338.398662][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.398720][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.398757][ T32] 9d20: cadb6000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.398789][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.398818][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.398845][ T32] r5:800f0013 r4:80239bb0 [ 1338.398868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.398917][ T32] r4:82ac21e4 [ 1338.398939][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.398989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.399014][ T32] r4:e0009dc0 [ 1338.399103][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.399158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.399189][ T32] r4:00000000 [ 1338.399229][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.426670][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.426716][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.426821][ T32] r5:00001000 r4:ecbd5000 [ 1338.426849][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.426901][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.426954][ T32] r5:85adb38c r4:85adb000 [ 1338.427002][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.427066][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.427131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.427203][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.427245][ T32] r4:84bd5200 [ 1338.427273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.427363][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.427398][ T32] r4:00000001 [ 1338.427425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.427474][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.427508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.427541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.427572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.427653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.427685][ T32] r4:84bc6c00 [ 1338.427711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.427834][ T32] INFO: task kworker/1:539:4806 blocked for more than 464 seconds. [ 1338.427877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.427981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.428014][ T32] task:kworker/1:539 state:D stack:0 pid:4806 tgid:4806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.428077][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.428125][ T32] Call trace: [ 1338.428161][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.428227][ T32] r10:8291a684 r9:eb301d84 r8:00000002 r7:60000013 r6:eb301d8c r5:8539bc00 [ 1338.428289][ T32] r4:8539bc00 [ 1338.428321][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.428398][ T32] r5:8539bc00 r4:8291a680 [ 1338.428479][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.428541][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.428595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 [ 1338.428670][ T32] r4:00000000 [ 1338.428698][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.428741][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.428783][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.428856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aad80 [ 1338.428886][ T32] r4:00000000 [ 1338.428907][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.428960][ T32] r9:83018205 r8:8539bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1338.428985][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.429035][ T32] r5:00001000 r4:eb029000 [ 1338.429080][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.429146][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.429205][ T32] r5:8540538c r4:85405000 [ 1338.442325][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.442476][ T32] r7:ddde2d80 r6:83018200 r5:8540538c r4:852a4900 [ 1338.442533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.442606][ T32] r10:61c88647 r9:8539bc00 r8:852a492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.442635][ T32] r4:852a4900 [ 1338.442661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.442778][ T32] r10:00000000 r9:852a4900 r8:80287e08 r7:eb2fde60 r6:852a4980 r5:8539bc00 [ 1338.442818][ T32] r4:00000001 [ 1338.442844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.442892][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) [ 1338.442987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.443029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.443091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.443133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.443165][ T32] r4:852aa7c0 [ 1338.443607][ T32] INFO: task kworker/1:539:4806 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.443662][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.443740][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.443893][ T32] Call trace: [ 1338.443935][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.444001][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.444029][ T32] r4:00000000 [ 1338.444052][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.444122][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.444162][ T32] 9d20: cb638000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.444204][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.444235][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.444265][ T32] r5:800f0013 r4:80239bb0 [ 1338.444313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.444368][ T32] r4:82ac21e4 [ 1338.444393][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.444473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.444528][ T32] r4:e0009dc0 [ 1338.444554][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.444605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.444630][ T32] r4:00000000 [ 1338.444651][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.444711][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.444769][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.444848][ T32] r5:00001000 r4:ecbd5000 [ 1338.444881][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.444928][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.445034][ T32] r5:85adb38c r4:85adb000 [ 1338.445071][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.445169][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.445203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.445262][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.445311][ T32] r4:84bd5200 [ 1338.445392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.445479][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.445516][ T32] r4:00000001 [ 1338.445585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.445655][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.445691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.445736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.445769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.445803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.445876][ T32] r4:84bc6c00 [ 1338.445903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.445935][ T32] INFO: task kworker/1:540:4807 blocked for more than 464 seconds. [ 1338.445995][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.446051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.446104][ T32] task:kworker/1:540 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.446210][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.446255][ T32] Call trace: [ 1338.446297][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.446355][ T32] r10:8291a684 r9:eb30dd84 r8:00000002 r7:60000013 r6:eb30dd8c r5:8539c800 [ 1338.446455][ T32] r4:8539c800 [ 1338.446490][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.446541][ T32] r5:8539c800 r4:8291a680 [ 1338.446563][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.446606][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.446657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb30de08 [ 1338.446684][ T32] r4:00000000 [ 1338.446706][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.446808][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.446855][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.446906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aaec0 [ 1338.446932][ T32] r4:00000000 [ 1338.446954][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.447007][ T32] r9:83018205 r8:8539c800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1338.447030][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.447077][ T32] r5:00001000 r4:eb057000 [ 1338.447144][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.447204][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.447254][ T32] r5:8540578c r4:85405400 [ 1338.447290][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.447377][ T32] r7:ddde2d80 r6:83018200 r5:8540578c r4:852a4a00 [ 1338.447404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.447463][ T32] r10:61c88647 r9:8539c800 r8:852a4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.447488][ T32] r4:852a4a00 [ 1338.447508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.447559][ T32] r10:00000000 r9:852a4a00 r8:80287e08 r7:eb301e60 r6:852a4a80 r5:8539c800 [ 1338.447583][ T32] r4:00000001 [ 1338.447604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.447644][ T32] Exception stack(0xeb30dfb0 to 0xeb30dff8) [ 1338.447673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.447706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.447735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.447769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.447852][ T32] r4:852aa7c0 [ 1338.448083][ T32] INFO: task kworker/1:540:4807 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.448157][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.448227][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.448274][ T32] Call trace: [ 1338.448340][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.448426][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.448492][ T32] r4:00000000 [ 1338.448517][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.448574][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.448606][ T32] 9d20: cb638000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.448639][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.448715][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.448755][ T32] r5:800f0013 r4:80239bb0 [ 1338.448802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.448892][ T32] r4:82ac21e4 [ 1338.448918][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.448988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.449017][ T32] r4:e0009dc0 [ 1338.449067][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.449131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.449186][ T32] r4:00000000 [ 1338.469595][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.469776][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.469836][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.469906][ T32] r5:00001000 r4:ecbd5000 [ 1338.469934][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.469989][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.470060][ T32] r5:85adb38c r4:85adb000 [ 1338.470106][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.470176][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.470221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.470298][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.470330][ T32] r4:84bd5200 [ 1338.470358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.470441][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.470514][ T32] r4:00000001 [ 1338.470542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.470591][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.470639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.470687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.470750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.470792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.470820][ T32] r4:84bc6c00 [ 1338.470872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.470913][ T32] INFO: task kworker/1:541:4810 blocked for more than 464 seconds. [ 1338.470957][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.470987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.471019][ T32] task:kworker/1:541 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.471144][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.471205][ T32] Call trace: [ 1338.471282][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.471406][ T32] r10:8291a684 r9:eb309d84 r8:00000002 r7:60000113 r6:eb309d8c r5:8539d400 [ 1338.471440][ T32] r4:8539d400 [ 1338.471489][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.471545][ T32] r5:8539d400 r4:8291a680 [ 1338.471569][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.471613][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.471664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1338.471692][ T32] r4:00000000 [ 1338.471714][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.471754][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.471794][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.471877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aafc0 [ 1338.471932][ T32] r4:00000000 [ 1338.471958][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.472167][ T32] r5:00001000 r4:eb17b000 [ 1338.472226][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.472285][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.472335][ T32] r5:85405b8c r4:85405800 [ 1338.472358][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.472411][ T32] r7:ddde2d80 r6:83018200 r5:85405b8c r4:852a4b00 [ 1338.472434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.472513][ T32] r10:61c88647 r9:8539d400 r8:852a4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.472570][ T32] r4:852a4b00 [ 1338.472634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.472697][ T32] r10:00000000 r9:852a4b00 r8:80287e08 r7:eb30de60 r6:852a4b80 r5:8539d400 [ 1338.472723][ T32] r4:00000001 [ 1338.472744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.472788][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1338.472819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.472851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.472894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.472933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.472960][ T32] r4:852aad40 [ 1338.473310][ T32] INFO: task kworker/1:541:4810 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.473359][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.473425][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.473473][ T32] Call trace: [ 1338.473505][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.473574][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.473605][ T32] r4:00000000 [ 1338.473632][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.473752][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.473938][ T32] 9d20: cb949000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.473976][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.474008][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.474038][ T32] r5:800f0013 r4:80239bb0 [ 1338.474059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.474106][ T32] r4:82ac21e4 [ 1338.474128][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.474178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.474210][ T32] r4:e0009dc0 [ 1338.474231][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.474281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.474306][ T32] r4:00000000 [ 1338.474327][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.474387][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.474438][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.474515][ T32] r5:00001000 r4:ecbd5000 [ 1338.474541][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.474587][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.474635][ T32] r5:85adb38c r4:85adb000 [ 1338.474656][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.474753][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.474798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.474865][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.474893][ T32] r4:84bd5200 [ 1338.474955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.475019][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.475046][ T32] r4:00000001 [ 1338.475068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.475108][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.475138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.475209][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.475271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.475372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.475856][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.477113][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.477485][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.477625][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.478896][ T32] r10:00000000 r9:852a4c80 r8:80287e08 r7:eb309e60 r6:852a4d00 r5:8539e000 ** 9 printk messages dropped ** [ 1338.501021][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.502277][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.502706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.503397][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 3 printk messages dropped ** [ 1338.503545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.503600][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.503625][ T32] r4:00000001 [ 1338.503647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.503688][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.503718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.503773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.503809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.503844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.503894][ T32] r4:84bc6c00 [ 1338.503921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.503973][ T32] INFO: task kworker/1:543:4813 blocked for more than 464 seconds. [ 1338.504038][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.504070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.504121][ T32] task:kworker/1:543 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.504217][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.504265][ T32] Call trace: [ 1338.504298][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.504402][ T32] r10:8291a684 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:8539ec00 [ 1338.504433][ T32] r4:8539ec00 [ 1338.504479][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.504532][ T32] r5:8539ec00 r4:8291a680 [ 1338.504555][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.504599][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.504650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 1338.504675][ T32] r4:00000000 [ 1338.504725][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.504771][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.504812][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.504861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349040 [ 1338.504893][ T32] r4:00000000 [ 1338.504916][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.504969][ T32] r9:83018205 r8:8539ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1338.504998][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.505048][ T32] r5:00001000 r4:eb1cd000 [ 1338.505071][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.505114][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.505162][ T32] r5:8540638c r4:85406000 [ 1338.505191][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.505244][ T32] r7:ddde2d80 r6:83018200 r5:8540638c r4:852a4c00 [ 1338.505267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.505357][ T32] r10:61c88647 r9:8539ec00 r8:852a4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.505386][ T32] r4:852a4c00 [ 1338.505408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.505484][ T32] r10:00000000 r9:852a4c00 r8:80287e08 r7:eb315e60 r6:852a4d80 r5:8539ec00 [ 1338.505537][ T32] r4:00000001 [ 1338.505562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.505605][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1338.505635][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.505667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.505699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.505733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.505757][ T32] r4:852adfc0 [ 1338.505997][ T32] INFO: task kworker/1:543:4813 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.506039][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.506417][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1338.506906][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.507188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.507654][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1338.507939][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.508176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.508485][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.508869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 ** 9 printk messages dropped ** [ 1338.530871][ T32] r5:00001000 r4:eb347000 ** 1 printk messages dropped ** [ 1338.530949][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.531243][ T32] r4:852a4e00 ** 4 printk messages dropped ** [ 1338.531487][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) ** 6 printk messages dropped ** [ 1338.532537][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.533457][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.533828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.534750][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 6 printk messages dropped ** [ 1338.535293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1338.535732][ T32] r4:84bc6c00 [ 1338.535808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.535901][ T32] INFO: task kworker/1:545:4817 blocked for more than 465 seconds. [ 1338.535978][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.536056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.536117][ T32] task:kworker/1:545 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.536256][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.536353][ T32] Call trace: [ 1338.536427][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.536545][ T32] r10:8291a684 r9:eb325d84 r8:00000002 r7:60000013 r6:eb325d8c r5:853a1800 [ 1338.536589][ T32] r4:853a1800 [ 1338.536612][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.536661][ T32] r5:853a1800 r4:8291a680 [ 1338.536691][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.536739][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.536791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 [ 1338.536815][ T32] r4:00000000 [ 1338.536836][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.536881][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.536922][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.536972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853494c0 [ 1338.537019][ T32] r4:00000000 [ 1338.537046][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.537101][ T32] r9:83018205 r8:853a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1338.537124][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.537171][ T32] r5:00001000 r4:eb31f000 [ 1338.537200][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.537245][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.537307][ T32] r5:8540678c r4:85406400 [ 1338.537345][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.537401][ T32] r7:ddde2d80 r6:83018200 r5:8540678c r4:852a4f00 [ 1338.537425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.537486][ T32] r10:61c88647 r9:853a1800 r8:852a4f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.537531][ T32] r4:852a4f00 [ 1338.537563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.537627][ T32] r10:00000000 r9:852a4f00 r8:80287e08 r7:eb31de60 r6:852a4f80 r5:853a1800 [ 1338.537666][ T32] r4:00000001 [ 1338.537691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.537732][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1338.537762][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.537793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.537823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.537856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.537887][ T32] r4:853492c0 [ 1338.538133][ T32] INFO: task kworker/1:545:4817 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.538293][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.538460][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.538593][ T32] Call trace: [ 1338.538724][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.538849][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.538906][ T32] r4:00000000 [ 1338.538954][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.539053][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 3 printk messages dropped ** [ 1338.564363][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.564713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1338.565323][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.565619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1338.566002][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.566375][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.566751][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.566957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.567359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.567990][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.568279][ T32] 9d20: cc252000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1338.568646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1338.581443][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.581722][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.581755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.581798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.581852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.581932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.581991][ T32] r4:84bc6c00 [ 1338.582046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.582111][ T32] INFO: task kworker/1:547:4822 blocked for more than 465 seconds. [ 1338.582211][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.582278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.582357][ T32] task:kworker/1:547 state:D stack:0 pid:4822 tgid:4822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.582496][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.582599][ T32] Call trace: [ 1338.582674][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.582815][ T32] r10:8291a684 r9:eb339d84 r8:00000002 r7:60000113 r6:eb339d8c r5:853a3000 [ 1338.582881][ T32] r4:853a3000 [ 1338.582934][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.583045][ T32] r5:853a3000 r4:8291a680 [ 1338.583080][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.583128][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.583183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 1338.583210][ T32] r4:00000000 [ 1338.583247][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.583304][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.583364][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.583415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853496c0 [ 1338.583441][ T32] r4:00000000 [ 1338.583463][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.583516][ T32] r9:83018205 r8:853a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1338.583539][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.583587][ T32] r5:00001000 r4:eb33b000 [ 1338.583609][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.583677][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.583730][ T32] r5:85406f8c r4:85406c00 [ 1338.583753][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.583816][ T32] r7:ddde2d80 r6:83018200 r5:85406f8c r4:85344100 [ 1338.583859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.583918][ T32] r10:61c88647 r9:853a3000 r8:8534412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.583944][ T32] r4:85344100 [ 1338.583982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.584111][ T32] r10:00000000 r9:85344100 r8:80287e08 r7:eb31de60 r6:85344180 r5:853a3000 [ 1338.584140][ T32] r4:00000001 [ 1338.584162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.584208][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) [ 1338.584239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.584271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.584333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.584431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.584495][ T32] r4:853495c0 [ 1338.585156][ T32] INFO: task kworker/1:547:4822 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.585244][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.585367][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.585422][ T32] Call trace: [ 1338.585487][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.585614][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.585682][ T32] r4:00000000 [ 1338.585731][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.585837][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.585913][ T32] 9d20: cc6d2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.586003][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.586075][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.586161][ T32] r5:800f0013 r4:80239bb0 [ 1338.586255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.586384][ T32] r4:82ac21e4 [ 1338.586453][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.586553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.586624][ T32] r4:e0009dc0 ** 1 printk messages dropped ** [ 1338.586782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1338.587840][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.588421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.589145][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.610296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 ** 5 printk messages dropped ** [ 1338.610532][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.611268][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.611519][ T32] r10:61c88647 r9:853a3c00 r8:8534422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.611544][ T32] r4:85344200 [ 1338.611970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.612049][ T32] r10:00000000 r9:85344200 r8:80287e08 r7:eb31de60 r6:85344280 r5:853a3c00 [ 1338.612078][ T32] r4:00000001 [ 1338.612102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.612146][ T32] Exception stack(0xeb345fb0 to 0xeb345ff8) [ 1338.612183][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.612223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.612256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.612291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.612316][ T32] r4:853495c0 [ 1338.612682][ T32] INFO: task kworker/1:548:4824 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.612827][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.613885][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.614000][ T32] Call trace: [ 1338.614038][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.614153][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.614319][ T32] r4:00000000 [ 1338.614382][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.614520][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.614617][ T32] 9d20: ccb2e000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.614694][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.614757][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.614816][ T32] r5:800f0013 r4:80239bb0 [ 1338.614865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.614971][ T32] r4:82ac21e4 [ 1338.614997][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.615088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.615120][ T32] r4:e0009dc0 [ 1338.615143][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.615202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.615229][ T32] r4:00000000 [ 1338.615252][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.615309][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.615381][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.615488][ T32] r5:00001000 r4:ecbd5000 ** 1 printk messages dropped ** [ 1338.615558][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.616245][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1338.616644][ T32] INFO: task kworker/1:549:4826 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.617722][ T32] r5:853a4800 r4:8291a680 ** 3 printk messages dropped ** [ 1338.618309][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.618470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349ac0 ** 6 printk messages dropped ** [ 1338.619196][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.650492][ T32] r10:61c88647 r9:853a4800 r8:8534432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.651118][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.651863][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.652175][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1338.652578][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.652768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.653240][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1338.653730][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1338.654383][ T32] INFO: task kworker/1:550:4828 blocked for more than 465 seconds. ** 10 printk messages dropped ** [ 1338.655541][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1338.656290][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.656557][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.656902][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.657244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.658004][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 6 printk messages dropped ** [ 1338.658229][ T32] r5:800f0013 r4:80239bb0 [ 1338.658280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.658333][ T32] r4:82ac21e4 [ 1338.658369][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.658423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.658510][ T32] r4:e0009dc0 [ 1338.658598][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.658712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.658812][ T32] r4:00000000 [ 1338.658839][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.658893][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.658919][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.658970][ T32] r5:00001000 r4:ecbd5000 [ 1338.659064][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.659115][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.659163][ T32] r5:85adb38c r4:85adb000 [ 1338.659189][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.686438][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.686505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.686580][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.686606][ T32] r4:84bd5200 [ 1338.686629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.686685][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.686711][ T32] r4:00000001 [ 1338.686733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.686775][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.686806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.686838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.686867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.686914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.686950][ T32] r4:84bc6c00 [ 1338.686975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.687007][ T32] INFO: task kworker/1:551:4830 blocked for more than 465 seconds. [ 1338.687043][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.687071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.687139][ T32] task:kworker/1:551 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.687217][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.687301][ T32] Call trace: [ 1338.687463][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.687532][ T32] r10:8291a684 r9:eb369d84 r8:00000002 r7:60000113 r6:eb369d8c r5:853a6000 [ 1338.687560][ T32] r4:853a6000 [ 1338.687582][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.687631][ T32] r5:853a6000 r4:8291a680 [ 1338.687652][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.687754][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.687810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1338.687868][ T32] r4:00000000 [ 1338.687894][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.687936][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.687978][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.688031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349cc0 [ 1338.688058][ T32] r4:00000000 [ 1338.688085][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.688143][ T32] r9:83018205 r8:853a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1338.688168][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.688223][ T32] r5:00001000 r4:eb36b000 [ 1338.688246][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.688341][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.688396][ T32] r5:85407f8c r4:85407c00 [ 1338.688418][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.688470][ T32] r7:ddde2d80 r6:83018200 r5:85407f8c r4:85344500 [ 1338.688492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.688552][ T32] r10:61c88647 r9:853a6000 r8:8534452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.688579][ T32] r4:85344500 [ 1338.688671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.688732][ T32] r10:00000000 r9:85344500 r8:80287e08 r7:eb35de60 r6:85344580 r5:853a6000 [ 1338.688758][ T32] r4:00000001 [ 1338.688889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.688934][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1338.688966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.689072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.689106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.689141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.689166][ T32] r4:85349c00 [ 1338.696925][ T32] INFO: task kworker/1:551:4830 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.697061][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.698061][ T32] 9d20: cd43c000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1338.698917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.712661][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.712772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.712863][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.712893][ T32] r4:84bd5200 [ 1338.712982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.713042][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.713069][ T32] r4:00000001 [ 1338.713091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.713155][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.713197][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.713256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.713290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.713325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.713375][ T32] r4:84bc6c00 [ 1338.713403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.713438][ T32] INFO: task kworker/1:552:4832 blocked for more than 465 seconds. [ 1338.713479][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.713509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.713536][ T32] task:kworker/1:552 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.713595][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.713725][ T32] Call trace: [ 1338.713765][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.713971][ T32] r10:8291a684 r9:eb375d84 r8:00000002 r7:60000013 r6:eb375d8c r5:853a6c00 [ 1338.714060][ T32] r4:853a6c00 [ 1338.714089][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.714184][ T32] r5:853a6c00 r4:8291a680 [ 1338.714212][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.714258][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.714309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1338.714334][ T32] r4:00000000 [ 1338.714355][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.714394][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.714436][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.714487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350440 [ 1338.714511][ T32] r4:00000000 [ 1338.714574][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.714652][ T32] r9:83018205 r8:853a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1338.714681][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.714731][ T32] r5:00001000 r4:eb3ba000 [ 1338.714811][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.714861][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.714939][ T32] r5:8541138c r4:85411000 ** 1 printk messages dropped ** [ 1338.715019][ T32] r7:ddde2d80 r6:83018200 r5:8541138c r4:85344600 ** 5 printk messages dropped ** [ 1338.715277][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.715535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.716186][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.716425][ T32] 9d20: cd8d6000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1338.717088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.717621][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1338.718359][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.719080][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1338.741422][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.741839][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.742267][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.742421][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.743038][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.743241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.744305][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.744803][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.745220][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1338.745836][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.746393][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1338.746968][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1338.747244][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1338.747591][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.747848][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.747893][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.747943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb39de08 [ 1338.747967][ T32] r4:00000000 [ 1338.747988][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.748028][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.748067][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.748117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350200 [ 1338.748141][ T32] r4:00000000 [ 1338.748162][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.748225][ T32] r9:83018205 r8:854d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1338.748251][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.748301][ T32] r5:00001000 r4:eb399000 [ 1338.748322][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.748365][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.748499][ T32] r5:85410b8c r4:85410800 [ 1338.748528][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.748582][ T32] r7:ddde2d80 r6:83018200 r5:85410b8c r4:85344800 [ 1338.748604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.748663][ T32] r10:61c88647 r9:854d8000 r8:8534482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.748690][ T32] r4:85344800 [ 1338.748713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.748795][ T32] r10:00000000 r9:85344800 r8:80287e08 r7:eb375e60 r6:85344880 r5:854d8000 [ 1338.748826][ T32] r4:00000001 [ 1338.748850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.748892][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) [ 1338.748948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.748985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.749015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.749048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.749072][ T32] r4:85351000 [ 1338.765575][ T32] INFO: task kworker/1:554:4836 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.765715][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.765833][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.765942][ T32] Call trace: [ 1338.766011][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.766080][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.766134][ T32] r4:00000000 [ 1338.766161][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.766215][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.766305][ T32] 9d20: cde28000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.766368][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.766413][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.766449][ T32] r5:800f0013 r4:80239bb0 [ 1338.766474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.766522][ T32] r4:82ac21e4 [ 1338.766545][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.766621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.766651][ T32] r4:e0009dc0 [ 1338.766676][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.766804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.766867][ T32] r4:00000000 [ 1338.766918][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.767036][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.767108][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.767258][ T32] r5:00001000 r4:ecbd5000 [ 1338.767319][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.767443][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.767547][ T32] r5:85adb38c r4:85adb000 [ 1338.767600][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.767713][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.767768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.767885][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.767939][ T32] r4:84bd5200 [ 1338.768053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.768122][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 4 printk messages dropped ** [ 1338.768350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.768905][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.781912][ T32] r5:854da400 r4:8291a680 ** 3 printk messages dropped ** [ 1338.782091][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.782272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853509c0 ** 6 printk messages dropped ** [ 1338.782522][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.782573][ T32] r5:85411f8c r4:85411c00 [ 1338.782596][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.782664][ T32] r7:ddde2d80 r6:83018200 r5:85411f8c r4:85344980 [ 1338.782698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.782760][ T32] r10:61c88647 r9:854da400 r8:853449ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.782853][ T32] r4:85344980 [ 1338.782935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.783072][ T32] r10:00000000 r9:85344980 r8:80287e08 r7:eb375e60 r6:85344a00 r5:854da400 [ 1338.783167][ T32] r4:00000001 [ 1338.783234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.783349][ T32] Exception stack(0xeb38dfb0 to 0xeb38dff8) [ 1338.783431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.783507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.783575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.783676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.783756][ T32] r4:853502c0 [ 1338.784316][ T32] INFO: task kworker/1:555:4839 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.784375][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.784524][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.784610][ T32] Call trace: [ 1338.784681][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.784741][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.784768][ T32] r4:00000000 [ 1338.784788][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.784834][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.784867][ T32] 9d20: ce2f2000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.784917][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.784949][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.784978][ T32] r5:800f0013 r4:80239bb0 [ 1338.785000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.785047][ T32] r4:82ac21e4 [ 1338.785069][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.785184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.785215][ T32] r4:e0009dc0 [ 1338.785238][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.785349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.785408][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.785579][ T32] r5:00001000 r4:ecbd5000 ** 7 printk messages dropped ** [ 1338.785921][ T32] r4:84bd5200 ** 1 printk messages dropped ** [ 1338.785994][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1338.786482][ T32] INFO: task kworker/1:556:4841 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.786721][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.786767][ T32] Call trace: [ 1338.786823][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.786883][ T32] r10:8291a684 r9:eb3d1d84 r8:00000002 r7:60000013 r6:eb3d1d8c r5:854d8c00 [ 1338.786922][ T32] r4:854d8c00 [ 1338.786946][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.787060][ T32] r5:854d8c00 r4:8291a680 [ 1338.787114][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.787165][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.787224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1338.787381][ T32] r4:00000000 [ 1338.787498][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.787546][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.787599][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.787652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853505c0 [ 1338.787701][ T32] r4:00000000 [ 1338.787727][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.787783][ T32] r9:83018205 r8:854d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1338.787807][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.787867][ T32] r5:00001000 r4:eb3c2000 [ 1338.787992][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.788041][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.788092][ T32] r5:8541178c r4:85411400 [ 1338.788114][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.788165][ T32] r7:ddde2d80 r6:83018200 r5:8541178c r4:85344a80 [ 1338.788223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.788307][ T32] r10:61c88647 r9:854d8c00 r8:85344aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.788423][ T32] r4:85344a80 [ 1338.788524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.788665][ T32] r10:00000000 r9:85344a80 r8:80287e08 r7:eb38de60 r6:85344b00 r5:854d8c00 [ 1338.788728][ T32] r4:00000001 [ 1338.788778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.788867][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1338.788936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.789009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.789076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.789151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.789218][ T32] r4:853503c0 [ 1338.812990][ T32] INFO: task kworker/1:556:4841 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 2 printk messages dropped ** [ 1338.813258][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.813582][ T32] 9d20: ce618000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1338.813861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 9 printk messages dropped ** [ 1338.814603][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.815363][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 6 printk messages dropped ** [ 1338.815918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.815946][ T32] r4:84bc6c00 [ 1338.815969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.816002][ T32] INFO: task kworker/1:557:4843 blocked for more than 465 seconds. [ 1338.816037][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.816110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.816172][ T32] task:kworker/1:557 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.816314][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.816416][ T32] Call trace: [ 1338.816497][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.816647][ T32] r10:8291a684 r9:eb381d84 r8:00000002 r7:60000113 r6:eb381d8c r5:854c3c00 [ 1338.816720][ T32] r4:854c3c00 [ 1338.816783][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.816891][ T32] r5:854c3c00 r4:8291a680 [ 1338.816938][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.817030][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.817159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 [ 1338.817306][ T32] r4:00000000 [ 1338.817393][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.817474][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.817519][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.817625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350840 [ 1338.817656][ T32] r4:00000000 [ 1338.817679][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.817733][ T32] r9:83018205 r8:854c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1338.817785][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.817857][ T32] r5:00001000 r4:eb3ca000 [ 1338.817882][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.817935][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.818292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.819133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.831036][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1338.831792][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.832119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1338.833114][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.833883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.834167][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.834935][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.835587][ T32] r5:00001000 r4:dfa7f000 ** 1 printk messages dropped ** [ 1338.835652][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.835935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.836520][ T32] r4:85350580 ** 3 printk messages dropped ** [ 1338.837190][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.837506][ T32] 9d20: ce6c8000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1338.837944][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1338.838319][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.838715][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1338.839046][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1338.869863][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.870248][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.870314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1338.870341][ T32] r4:00000000 [ 1338.870365][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.870432][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.870486][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.870550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350c00 [ 1338.870578][ T32] r4:00000000 [ 1338.870602][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.870684][ T32] r9:83018205 r8:854c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.870719][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.870864][ T32] r5:00001000 r4:dfb39000 [ 1338.870898][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.870951][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.871009][ T32] r5:8541278c r4:85412400 [ 1338.871035][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.871126][ T32] r7:ddde2d80 r6:83018200 r5:8541278c r4:85344c80 [ 1338.871157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.871227][ T32] r10:61c88647 r9:854c6c00 r8:85344cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.871286][ T32] r4:85344c80 [ 1338.871314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.871402][ T32] r10:00000000 r9:85344c80 r8:80287e08 r7:eb3dde60 r6:852b4b80 r5:854c6c00 [ 1338.871461][ T32] r4:00000001 [ 1338.871489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.871538][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1338.871599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.871682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.871717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.871780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.871812][ T32] r4:853508c0 [ 1338.872131][ T32] INFO: task kworker/1:559:4847 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.872175][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.872284][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.872350][ T32] Call trace: [ 1338.872384][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.872453][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.872479][ T32] r4:00000000 [ 1338.872500][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.872546][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.872579][ T32] 9d20: cee8a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.872612][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.872641][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.872680][ T32] r5:800f0013 r4:80239bb0 [ 1338.872813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.872869][ T32] r4:82ac21e4 [ 1338.872920][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.872976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.873003][ T32] r4:e0009dc0 [ 1338.873031][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.873084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.873109][ T32] r4:00000000 [ 1338.873145][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.873212][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.873243][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.873412][ T32] r5:00001000 r4:ecbd5000 [ 1338.873466][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.873517][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.873567][ T32] r5:85adb38c r4:85adb000 [ 1338.873619][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.873709][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.873738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.873795][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.873820][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1338.873949][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.874210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.874820][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.875346][ T32] r5:854db000 r4:8291a680 ** 5 printk messages dropped ** [ 1338.875885][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.876491][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.877030][ T32] r10:61c88647 r9:854db000 r8:85344d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.877668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.878625][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.878921][ T32] 9d20: cee8a000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1338.899805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.900250][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1338.900507][ T32] r4:00000001 [ 1338.900534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.900593][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.900629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.900662][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.900691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.900724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.900749][ T32] r4:84bc6c00 [ 1338.900792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.900828][ T32] INFO: task kworker/1:561:4851 blocked for more than 465 seconds. [ 1338.900863][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.900916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.900949][ T32] task:kworker/1:561 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.901062][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.901114][ T32] Call trace: [ 1338.901171][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.901235][ T32] r10:8291a684 r9:eb291d84 r8:00000002 r7:60000013 r6:eb291d8c r5:854dbc00 [ 1338.901262][ T32] r4:854dbc00 [ 1338.901298][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.901383][ T32] r5:854dbc00 r4:8291a680 [ 1338.901417][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.901467][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.901519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1338.901544][ T32] r4:00000000 [ 1338.901566][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.901606][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.901645][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.901694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85350d00 [ 1338.901719][ T32] r4:00000000 [ 1338.901741][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.901794][ T32] r9:83018205 r8:854dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1338.901818][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.901884][ T32] r5:00001000 r4:e003d000 [ 1338.901911][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.901956][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.902034][ T32] r5:85412b8c r4:85412800 [ 1338.902061][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.902132][ T32] r7:ddde2d80 r6:83018200 r5:85412b8c r4:85344e00 [ 1338.902158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.902247][ T32] r10:61c88647 r9:854dbc00 r8:85344e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.902277][ T32] r4:85344e00 [ 1338.902342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.902420][ T32] r10:00000000 r9:85344e00 r8:80287e08 r7:eb3cde60 r6:85344e80 r5:854dbc00 [ 1338.902507][ T32] r4:00000001 [ 1338.902544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.902620][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.902657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.902722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.902756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.902792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.902820][ T32] r4:85350940 [ 1338.903131][ T32] INFO: task kworker/1:561:4851 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1338.903174][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.903755][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1338.904189][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.904363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1338.905157][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.905468][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.905904][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.906694][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.907077][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.907309][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.907798][ T32] r4:85344f00 ** 2 printk messages dropped ** [ 1338.907933][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.908224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.908778][ T32] Call trace: [ 1338.908822][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.908891][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1338.908949][ T32] r4:00000000 [ 1338.909007][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.909109][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1338.909186][ T32] 9d20: cefd8000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1338.943343][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1338.943513][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.943585][ T32] r5:800f0013 r4:80239bb0 [ 1338.943641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.943784][ T32] r4:82ac21e4 [ 1338.943838][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.943948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1338.944006][ T32] r4:e0009dc0 [ 1338.944055][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1338.944163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1338.944257][ T32] r4:00000000 [ 1338.944315][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.944437][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1338.944525][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.944643][ T32] r5:00001000 r4:ecbd5000 [ 1338.944721][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1338.944875][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.945017][ T32] r5:85adb38c r4:85adb000 [ 1338.945079][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.945206][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1338.945262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.945415][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.945510][ T32] r4:84bd5200 [ 1338.945575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.945756][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1338.945853][ T32] r4:00000001 [ 1338.945910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.946003][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1338.946068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.946168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.946283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.946363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.946420][ T32] r4:84bc6c00 [ 1338.946477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.946547][ T32] INFO: task kworker/1:563:4855 blocked for more than 465 seconds. [ 1338.946626][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1338.946702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.946771][ T32] task:kworker/1:563 state:D stack:0 pid:4855 tgid:4855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.946916][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.947017][ T32] Call trace: [ 1338.947141][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1338.947277][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:854dd400 [ 1338.947366][ T32] r4:854dd400 [ 1338.947423][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1338.947535][ T32] r5:854dd400 r4:8291a680 [ 1338.947588][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.947685][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.947863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1338.947940][ T32] r4:00000000 [ 1338.948021][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1338.948117][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.948217][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.948727][ T32] r5:00001000 r4:e0737000 ** 1 printk messages dropped ** [ 1338.948887][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.960244][ T32] r10:61c88647 r9:854dd400 r8:8536402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.961043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.962493][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.963236][ T32] 9d20: cf5e9000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1338.964235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1338.965107][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 5 printk messages dropped ** [ 1338.965564][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.966018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.966579][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.967448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 ** 9 printk messages dropped ** [ 1338.968254][ T32] r5:00001000 r4:e06b7000 ** 1 printk messages dropped ** [ 1338.968444][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.969166][ T32] r10:00000000 r9:85364100 r8:80287e08 r7:eb3f5e60 r6:85364180 r5:854de000 [ 1338.969232][ T32] r4:00000001 [ 1338.999838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.000069][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1339.000274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.000437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.000529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.000698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.000804][ T32] r4:85369000 [ 1339.001738][ T32] INFO: task kworker/1:564:4856 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.001874][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.002093][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.002293][ T32] Call trace: [ 1339.002416][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.002560][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.002621][ T32] r4:00000000 [ 1339.002739][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.002843][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.002944][ T32] 9d20: cfa7c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.003064][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.003136][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.003227][ T32] r5:800f0013 r4:80239bb0 [ 1339.003286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.003422][ T32] r4:82ac21e4 [ 1339.003480][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.003584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.003641][ T32] r4:e0009dc0 [ 1339.003689][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.003793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.003847][ T32] r4:00000000 [ 1339.003893][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.004005][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.004082][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.004190][ T32] r5:00001000 r4:ecbd5000 [ 1339.004290][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.004403][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.004525][ T32] r5:85adb38c r4:85adb000 [ 1339.004581][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.004697][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.004755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.004867][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.004926][ T32] r4:84bd5200 [ 1339.004976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.005088][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.005143][ T32] r4:00000001 [ 1339.005193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.005281][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.005345][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.005416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.005494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.005570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.005623][ T32] r4:84bc6c00 [ 1339.005670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.005748][ T32] INFO: task kworker/1:565:4860 blocked for more than 465 seconds. [ 1339.005829][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.005889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.005969][ T32] task:kworker/1:565 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1339.006452][ T32] r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:854d9800 ** 8 printk messages dropped ** [ 1339.007299][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.008153][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.008261][ T32] r5:85413f8c r4:85413c00 ** 3 printk messages dropped ** [ 1339.008615][ T32] r10:61c88647 r9:854d9800 r8:8536422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.009230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.034050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.034153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.034216][ T32] r4:85369500 [ 1339.034945][ T32] INFO: task kworker/1:565:4860 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.035046][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.035196][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.035318][ T32] Call trace: [ 1339.035416][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.035552][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.035614][ T32] r4:00000000 [ 1339.035666][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.035765][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.035856][ T32] 9d20: cfcf8000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1339.036290][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1339.036930][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.037901][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.038667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.060095][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.060825][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.061578][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.062083][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.062615][ T32] r10:61c88647 r9:854e0000 r8:8536432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.063539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.065340][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1339.065792][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1339.066640][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1339.067909][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 10 printk messages dropped ** [ 1339.068853][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.068952][ T32] Call trace: [ 1339.069026][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.069140][ T32] r10:8291a684 r9:eb405d84 r8:00000002 r7:60000113 r6:eb405d8c r5:854e0c00 [ 1339.069201][ T32] r4:854e0c00 [ 1339.069269][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.097477][ T32] r5:854e0c00 r4:8291a680 [ 1339.097564][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.097686][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.097796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1339.097851][ T32] r4:00000000 [ 1339.097896][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.097980][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.098075][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.098217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853698c0 [ 1339.098367][ T32] r4:00000000 [ 1339.098430][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.098554][ T32] r9:83018205 r8:854e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.098634][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.098789][ T32] r5:00001000 r4:eab27000 [ 1339.098850][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.098983][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.099092][ T32] r5:8541838c r4:85418000 [ 1339.099146][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.099739][ T32] r7:ddde2d80 r6:83018200 r5:8541838c r4:85364400 [ 1339.099826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.100019][ T32] r10:61c88647 r9:854e0c00 r8:8536442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.100159][ T32] r4:85364400 [ 1339.100226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.100342][ T32] r10:00000000 r9:85364400 r8:80287e08 r7:eb401e60 r6:85364480 r5:854e0c00 [ 1339.100399][ T32] r4:00000001 [ 1339.100448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.100541][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1339.100644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.100766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.100871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.100952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.101007][ T32] r4:85369440 [ 1339.101733][ T32] INFO: task kworker/1:567:4863 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.101833][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.101989][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.102186][ T32] Call trace: [ 1339.102273][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.102421][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.102519][ T32] r4:00000000 [ 1339.102622][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.102758][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.102845][ T32] 9d20: d0223000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.102916][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.102977][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.103038][ T32] r5:800f0013 r4:80239bb0 [ 1339.103086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.103193][ T32] r4:82ac21e4 [ 1339.103244][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.103369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.103463][ T32] r4:e0009dc0 [ 1339.103552][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.103672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.103726][ T32] r4:00000000 [ 1339.103795][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.103957][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.104057][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.104181][ T32] r5:00001000 r4:ecbd5000 [ 1339.104237][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.104337][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.104478][ T32] r5:85adb38c r4:85adb000 [ 1339.104539][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.104688][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.104750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.104897][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.104959][ T32] r4:84bd5200 [ 1339.105005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.105119][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.105171][ T32] r4:00000001 [ 1339.105259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.105383][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.105503][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.105617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.105702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.105810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.105924][ T32] r4:84bc6c00 [ 1339.105983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.106052][ T32] INFO: task kworker/1:568:4866 blocked for more than 465 seconds. [ 1339.106128][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.106194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.106253][ T32] task:kworker/1:568 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.106379][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.106508][ T32] Call trace: [ 1339.106603][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.106720][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000013 r6:eb3f9d8c r5:854e1800 [ 1339.106775][ T32] r4:854e1800 [ 1339.106820][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.106922][ T32] r5:854e1800 r4:8291a680 [ 1339.107000][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.107114][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.107248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1339.107415][ T32] r4:00000000 [ 1339.107484][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.107607][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.107779][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.107905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853699c0 [ 1339.107958][ T32] r4:00000000 [ 1339.108004][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.108111][ T32] r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1339.108190][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.108303][ T32] r5:00001000 r4:eabf7000 [ 1339.108352][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.108442][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.108567][ T32] r5:8541878c r4:85418400 [ 1339.108623][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.108729][ T32] r7:ddde2d80 r6:83018200 r5:8541878c r4:85364500 [ 1339.108778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.108892][ T32] r10:61c88647 r9:854e1800 r8:8536452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.108946][ T32] r4:85364500 [ 1339.108991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.109096][ T32] r10:00000000 r9:85364500 r8:80287e08 r7:eb401e60 r6:85364580 r5:854e1800 [ 1339.109149][ T32] r4:00000001 [ 1339.109202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.141553][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1339.141806][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.142206][ T32] r4:853697c0 ** 5 printk messages dropped ** [ 1339.143687][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1339.144298][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.144713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1339.145660][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1339.146301][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1339.146858][ T32] INFO: task kworker/1:569:4867 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.147850][ T32] r5:854e2400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.148381][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.148642][ T32] r4:00000000 [ 1339.148707][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.148822][ T32] r9:83018205 r8:854e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1339.148888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.149031][ T32] r5:00001000 r4:eacc5000 [ 1339.149115][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.149272][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.174468][ T32] r5:85418b8c r4:85418800 [ 1339.174656][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.174809][ T32] r7:ddde2d80 r6:83018200 r5:85418b8c r4:85364600 [ 1339.174862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.174977][ T32] r10:61c88647 r9:854e2400 r8:8536462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.175049][ T32] r4:85364600 [ 1339.175104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.175237][ T32] r10:00000000 r9:85364600 r8:80287e08 r7:eb401e60 r6:85364680 r5:854e2400 [ 1339.175297][ T32] r4:00000001 [ 1339.175400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.175516][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1339.175594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.175679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.175744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.175819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.175873][ T32] r4:853697c0 [ 1339.176649][ T32] INFO: task kworker/1:569:4867 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.176759][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.176945][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.177075][ T32] Call trace: [ 1339.177172][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.177301][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.177374][ T32] r4:00000000 [ 1339.177460][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.177587][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.177691][ T32] 9d20: d093e000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1339.178277][ T32] r4:e0009dc0 ** 1 printk messages dropped ** [ 1339.178438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.178496][ T32] r4:00000000 [ 1339.178545][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.178659][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.178730][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.178837][ T32] r5:00001000 r4:ecbd5000 [ 1339.178887][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.178980][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.179113][ T32] r5:85adb38c r4:85adb000 [ 1339.179211][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.190100][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.190260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.190414][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.190475][ T32] r4:84bd5200 [ 1339.190525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.190643][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.190699][ T32] r4:00000001 [ 1339.190747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.190851][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.190927][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.191084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.191200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.191286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.191363][ T32] r4:84bc6c00 [ 1339.191432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.191517][ T32] INFO: task kworker/1:570:4870 blocked for more than 465 seconds. [ 1339.191597][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.191654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.191733][ T32] task:kworker/1:570 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.191881][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.192002][ T32] Call trace: [ 1339.192121][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.192254][ T32] r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:854e3000 [ 1339.192331][ T32] r4:854e3000 [ 1339.192406][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1339.192695][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.193673][ T32] r5:00001000 r4:eae67000 ** 1 printk messages dropped ** [ 1339.193818][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.194179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.194768][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) ** 6 printk messages dropped ** [ 1339.195996][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.197048][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1339.197614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1339.198592][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 6 printk messages dropped ** [ 1339.199083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.225265][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1339.225944][ T32] r4:854e3c00 ** 3 printk messages dropped ** [ 1339.226422][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.227387][ T32] r5:00001000 r4:eae7d000 ** 1 printk messages dropped ** [ 1339.227567][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.228054][ T32] r4:85364800 ** 6 printk messages dropped ** [ 1339.228769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.248497][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1339.249311][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.253539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1339.254633][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.255105][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.255175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.255253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.255372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.255487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.255556][ T32] r4:84bc6c00 [ 1339.255611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.255697][ T32] INFO: task kworker/1:572:4874 blocked for more than 465 seconds. [ 1339.255776][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.255849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.255912][ T32] task:kworker/1:572 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.256055][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.256153][ T32] Call trace: [ 1339.256229][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.256350][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:854e4800 [ 1339.256407][ T32] r4:854e4800 [ 1339.256464][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.256566][ T32] r5:854e4800 r4:8291a680 [ 1339.256704][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.256807][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.256924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1339.256990][ T32] r4:00000000 [ 1339.257042][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.257132][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.257218][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.257323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bd300 [ 1339.257377][ T32] r4:00000000 [ 1339.257485][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.257619][ T32] r9:83018205 r8:854e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1339.257678][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.257783][ T32] r5:00001000 r4:eaf31000 [ 1339.257832][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.257925][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.258024][ T32] r5:8541a38c r4:8541a000 [ 1339.258097][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.258213][ T32] r7:ddde2d80 r6:83018200 r5:8541a38c r4:85364900 [ 1339.258263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.258378][ T32] r10:61c88647 r9:854e4800 r8:8536492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.258441][ T32] r4:85364900 [ 1339.258505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.258627][ T32] r10:00000000 r9:85364900 r8:80287e08 r7:eb415e60 r6:85364980 r5:854e4800 [ 1339.258682][ T32] r4:00000001 [ 1339.258731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.258816][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1339.258880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.258967][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.259039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.259113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.259168][ T32] r4:85369dc0 [ 1339.277446][ T32] INFO: task kworker/1:572:4874 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.277583][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.277730][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.277867][ T32] Call trace: [ 1339.277949][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1339.278171][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.278565][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1339.279084][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1339.290428][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.290973][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.291027][ T32] r4:84bd5200 [ 1339.291091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.291212][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.291269][ T32] r4:00000001 [ 1339.291349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.291459][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.291586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.291668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.291741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.291832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.291933][ T32] r4:84bc6c00 [ 1339.291993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.292061][ T32] INFO: task kworker/1:573:4876 blocked for more than 465 seconds. [ 1339.292139][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.292205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.292289][ T32] task:kworker/1:573 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.292440][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.292574][ T32] Call trace: [ 1339.292664][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.292797][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:854e5400 [ 1339.292854][ T32] r4:854e5400 [ 1339.292923][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.293026][ T32] r5:854e5400 r4:8291a680 [ 1339.293073][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.293162][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.293276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1339.293336][ T32] r4:00000000 [ 1339.293388][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.293490][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.293580][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.293693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b9ec0 [ 1339.293752][ T32] r4:00000000 [ 1339.293805][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.293936][ T32] r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1339.294002][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.294108][ T32] r5:00001000 r4:eaed3000 [ 1339.294159][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.294256][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.294371][ T32] r5:85419b8c r4:85419800 [ 1339.294450][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.294632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.295236][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) ** 6 printk messages dropped ** [ 1339.296448][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.297351][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1339.297970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1339.298931][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.298988][ T32] r4:84bd5200 [ 1339.299034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.299146][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.299203][ T32] r4:00000001 [ 1339.299251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.329787][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.329901][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.329981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.330049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.330142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.330207][ T32] r4:84bc6c00 [ 1339.330277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.330375][ T32] INFO: task kworker/1:574:4878 blocked for more than 465 seconds. [ 1339.330464][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.330523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.330579][ T32] task:kworker/1:574 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.330735][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.330854][ T32] Call trace: [ 1339.330929][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.331052][ T32] r10:8291a684 r9:eb421d84 r8:00000002 r7:60000113 r6:eb421d8c r5:854e6000 [ 1339.331123][ T32] r4:854e6000 [ 1339.331179][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.331281][ T32] r5:854e6000 r4:8291a680 [ 1339.331349][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.331459][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.331566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 1339.331622][ T32] r4:00000000 [ 1339.331670][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.331755][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.331843][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.331965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bd140 [ 1339.332025][ T32] r4:00000000 [ 1339.332076][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.332198][ T32] r9:83018205 r8:854e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.332258][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.332365][ T32] r5:00001000 r4:eaf19000 [ 1339.332425][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.332528][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.332644][ T32] r5:85419f8c r4:85419c00 [ 1339.332700][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.332821][ T32] r7:ddde2d80 r6:83018200 r5:85419f8c r4:85364b00 [ 1339.332880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.333004][ T32] r10:61c88647 r9:854e6000 r8:85364b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.333086][ T32] r4:85364b00 [ 1339.333157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.333295][ T32] r10:00000000 r9:85364b00 r8:80287e08 r7:eb419e60 r6:85364b80 r5:854e6000 [ 1339.333365][ T32] r4:00000001 [ 1339.333427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.333531][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1339.333602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.333672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.334899][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.335001][ T32] Call trace: [ 1339.335093][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.335215][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.335269][ T32] r4:00000000 [ 1339.335319][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.335442][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.335547][ T32] 9d20: d1483000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.335625][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.335687][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.335745][ T32] r5:800f0013 r4:80239bb0 [ 1339.335798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.335929][ T32] r4:82ac21e4 [ 1339.335986][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.336127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.336210][ T32] r4:e0009dc0 [ 1339.336265][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.336371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.336447][ T32] r4:00000000 [ 1339.336501][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.336612][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.336661][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.336758][ T32] r5:00001000 r4:ecbd5000 [ 1339.336805][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.336993][ T32] r5:85adb38c r4:85adb000 ** 5 printk messages dropped ** [ 1339.337423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.338090][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1339.338454][ T32] task:kworker/1:575 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.367137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 ** 10 printk messages dropped ** [ 1339.368119][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.368217][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.368718][ T32] r10:61c88647 r9:854e6c00 r8:85364c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.376800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.378085][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.378680][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1339.379998][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.380570][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.381313][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.381815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.382572][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1339.383481][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.384008][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.384130][ T32] r5:00001000 r4:eb0c7000 [ 1339.384186][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.384295][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.384417][ T32] r5:8541ab8c r4:8541a800 [ 1339.384479][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.384597][ T32] r7:ddde2d80 r6:83018200 r5:8541ab8c r4:85364d00 [ 1339.384648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.384766][ T32] r10:61c88647 r9:854e8000 r8:85364d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.384843][ T32] r4:85364d00 [ 1339.384899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.385011][ T32] r10:00000000 r9:85364d00 r8:80287e08 r7:eb425e60 r6:85364d80 r5:854e8000 [ 1339.385067][ T32] r4:00000001 [ 1339.385115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.385203][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1339.385275][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.385349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.385423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.385520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.385582][ T32] r4:853bd2c0 [ 1339.386240][ T32] INFO: task kworker/1:576:4882 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.386329][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.386471][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.386575][ T32] Call trace: [ 1339.386647][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.386767][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.386833][ T32] r4:00000000 [ 1339.386889][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.386997][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.387109][ T32] 9d20: d16a1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.387196][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.387269][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.387367][ T32] r5:800f0013 r4:80239bb0 [ 1339.387434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.387553][ T32] r4:82ac21e4 [ 1339.387642][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.387757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.387814][ T32] r4:e0009dc0 [ 1339.387880][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.387993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.388104][ T32] r4:00000000 [ 1339.388165][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.388282][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.388337][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.388467][ T32] r5:00001000 r4:ecbd5000 [ 1339.388527][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.388624][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.388724][ T32] r5:85adb38c r4:85adb000 [ 1339.388791][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.388911][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.388982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1339.389212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.417503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.418529][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1339.426080][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.426774][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.427004][ T32] r5:8541b38c r4:8541b000 ** 3 printk messages dropped ** [ 1339.427466][ T32] r10:61c88647 r9:854e8c00 r8:85364e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.428173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.444101][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.444601][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 4 printk messages dropped ** [ 1339.445066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1339.446129][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.447013][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1339.448031][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1339.448542][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.449005][ T32] r4:854e9800 ** 3 printk messages dropped ** [ 1339.460020][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.460652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bd7c0 [ 1339.460712][ T32] r4:00000000 [ 1339.460762][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.460879][ T32] r9:83018205 r8:854e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.460933][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.461039][ T32] r5:00001000 r4:eb105000 [ 1339.461091][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.461186][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.461290][ T32] r5:8541af8c r4:8541ac00 [ 1339.461343][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.461493][ T32] r7:ddde2d80 r6:83018200 r5:8541af8c r4:85364f00 [ 1339.461558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.461684][ T32] r10:61c88647 r9:854e9800 r8:85364f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.461744][ T32] r4:85364f00 [ 1339.461793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.461904][ T32] r10:00000000 r9:85364f00 r8:80287e08 r7:eb42de60 r6:85364f80 r5:854e9800 [ 1339.461981][ T32] r4:00000001 [ 1339.462038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.462173][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1339.462258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.462339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.462412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.462523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.462595][ T32] r4:853bd480 [ 1339.463393][ T32] INFO: task kworker/1:578:4885 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.463500][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.463645][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.463753][ T32] Call trace: [ 1339.463826][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.463974][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.464051][ T32] r4:00000000 [ 1339.464103][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.464195][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.464263][ T32] 9d20: d1c90000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.464333][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.464415][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.464489][ T32] r5:800f0013 r4:80239bb0 [ 1339.464538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.464642][ T32] r4:82ac21e4 [ 1339.464708][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.464816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.464870][ T32] r4:e0009dc0 [ 1339.464916][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.465020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.465076][ T32] r4:00000000 [ 1339.465123][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.465231][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.465282][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.465415][ T32] r5:00001000 r4:ecbd5000 [ 1339.465474][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.465572][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.465668][ T32] r5:85adb38c r4:85adb000 [ 1339.465715][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.465825][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.465877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.465987][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.466040][ T32] r4:84bd5200 [ 1339.466084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.466192][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.466275][ T32] r4:00000001 [ 1339.466353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.466450][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.466514][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.466581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.466646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.466715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.466803][ T32] r4:84bc6c00 [ 1339.466868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.466933][ T32] INFO: task kworker/1:579:4888 blocked for more than 465 seconds. [ 1339.467024][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.467120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.467191][ T32] task:kworker/1:579 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.467314][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.467435][ T32] Call trace: [ 1339.467530][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.467646][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000013 r6:eb431d8c r5:854ea400 [ 1339.467701][ T32] r4:854ea400 [ 1339.467776][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.467884][ T32] r5:854ea400 r4:8291a680 [ 1339.467947][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.468043][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.468163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1339.468240][ T32] r4:00000000 [ 1339.468290][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1339.468715][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.499674][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.500140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.500906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.502622][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1339.503311][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.503768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1339.504731][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.505545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.506131][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.506664][ T32] r5:854eb000 r4:8291a680 ** 5 printk messages dropped ** [ 1339.507211][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.508059][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.508549][ T32] r10:61c88647 r9:854eb000 r8:853d012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1339.508832][ T32] r4:00000001 [ 1339.508894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.508980][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1339.509044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.509114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.509178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.509339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.540640][ T32] r4:853bd8c0 [ 1339.541400][ T32] INFO: task kworker/1:580:4890 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.541510][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.541683][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.541829][ T32] Call trace: [ 1339.541919][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.542046][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.542115][ T32] r4:00000000 [ 1339.542172][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.542277][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.542357][ T32] 9d20: d21c4000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.542445][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.542537][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.542613][ T32] r5:800f0013 r4:80239bb0 [ 1339.542689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.542804][ T32] r4:82ac21e4 [ 1339.542859][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.542976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.543040][ T32] r4:e0009dc0 [ 1339.543099][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.543228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.543305][ T32] r4:00000000 [ 1339.543392][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.543517][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.543571][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.543671][ T32] r5:00001000 r4:ecbd5000 [ 1339.543733][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.543829][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.543928][ T32] r5:85adb38c r4:85adb000 [ 1339.543978][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.544088][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.544142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.544271][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.544333][ T32] r4:84bd5200 [ 1339.544382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.544501][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.544575][ T32] r4:00000001 [ 1339.544643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.544734][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.544801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.544871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.544935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.545022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.545097][ T32] r4:84bc6c00 [ 1339.545153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.545223][ T32] INFO: task kworker/1:581:4892 blocked for more than 466 seconds. ** 5 printk messages dropped ** [ 1339.545705][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1339.546343][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.546669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3040 ** 6 printk messages dropped ** [ 1339.547186][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.547286][ T32] r5:8551078c r4:85510400 ** 2 printk messages dropped ** [ 1339.547548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.548132][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) ** 6 printk messages dropped ** [ 1339.549084][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.572844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1339.573986][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.574689][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1339.575591][ T32] INFO: task kworker/1:582:4893 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.576690][ T32] r5:854ec800 r4:8291a680 ** 3 printk messages dropped ** [ 1339.577027][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.577455][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.577986][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.578324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.578939][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) ** 3 printk messages dropped ** [ 1339.579240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.579344][ T32] r4:853bdd40 [ 1339.607731][ T32] INFO: task kworker/1:582:4893 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.607860][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.608050][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.608164][ T32] Call trace: [ 1339.608240][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.608364][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.608422][ T32] r4:00000000 [ 1339.608498][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.608602][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.608676][ T32] 9d20: d2767000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.608748][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.608824][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.608890][ T32] r5:800f0013 r4:80239bb0 [ 1339.608940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.609037][ T32] r4:82ac21e4 [ 1339.609086][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.609190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.614116][ T32] r4:e0009dc0 [ 1339.614222][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.614359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.614417][ T32] r4:00000000 [ 1339.614477][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.614599][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.614702][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.614847][ T32] r5:00001000 r4:ecbd5000 [ 1339.614916][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.615018][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.615192][ T32] r5:85adb38c r4:85adb000 [ 1339.615254][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.615390][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.615471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.615601][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.615660][ T32] r4:84bd5200 [ 1339.615725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.615844][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.615897][ T32] r4:00000001 [ 1339.615945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.616033][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.616102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.616174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.616244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.616319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.616373][ T32] r4:84bc6c00 [ 1339.616430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.616548][ T32] INFO: task kworker/1:583:4896 blocked for more than 466 seconds. [ 1339.616628][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.616686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.616742][ T32] task:kworker/1:583 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.616855][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.616983][ T32] Call trace: [ 1339.617071][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.617189][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000013 r6:eb44dd8c r5:854ed400 [ 1339.617249][ T32] r4:854ed400 [ 1339.617297][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.617397][ T32] r5:854ed400 r4:8291a680 [ 1339.617454][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.617564][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.617694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1339.617770][ T32] r4:00000000 [ 1339.617836][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.617929][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.618021][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.618142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bdc00 [ 1339.618208][ T32] r4:00000000 [ 1339.618261][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.618377][ T32] r9:83018205 r8:854ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1339.618477][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.618591][ T32] r5:00001000 r4:eb287000 [ 1339.618640][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.618747][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.618857][ T32] r5:8551038c r4:85510000 [ 1339.618923][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.619039][ T32] r7:ddde2d80 r6:83018200 r5:8551038c r4:853d0400 [ 1339.619090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.619218][ T32] r10:61c88647 r9:854ed400 r8:853d042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.639851][ T32] r4:853d0400 [ 1339.639938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.640105][ T32] r10:00000000 r9:853d0400 r8:80287e08 r7:eb449e60 r6:853d0480 r5:854ed400 [ 1339.640165][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.640468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.642033][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 7 printk messages dropped ** [ 1339.642736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1339.643418][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.644336][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.644826][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.645731][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.646278][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.646882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3680 ** 6 printk messages dropped ** [ 1339.647501][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.647830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.647940][ T32] r10:61c88647 r9:854ee000 r8:853d052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.648018][ T32] r4:853d0500 [ 1339.648070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.648233][ T32] r10:00000000 r9:853d0500 r8:80287e08 r7:eb449e60 r6:853d0580 r5:854ee000 [ 1339.648321][ T32] r4:00000001 [ 1339.648379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.648484][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1339.648552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.648623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.648687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.648757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.648826][ T32] r4:853e3000 [ 1339.677539][ T32] INFO: task kworker/1:584:4898 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.677759][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.677920][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.678048][ T32] Call trace: [ 1339.678150][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.678289][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.678375][ T32] r4:00000000 [ 1339.678474][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.678594][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.678666][ T32] 9d20: d2c33000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.678753][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.678823][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.678882][ T32] r5:800f0013 r4:80239bb0 [ 1339.678933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.679033][ T32] r4:82ac21e4 [ 1339.679082][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.679189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.679258][ T32] r4:e0009dc0 [ 1339.679808][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.679976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.680068][ T32] r4:00000000 [ 1339.680165][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.680288][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.680342][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.680456][ T32] r5:00001000 r4:ecbd5000 [ 1339.680505][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.680596][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.680720][ T32] r5:85adb38c r4:85adb000 [ 1339.680778][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.680907][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.680968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.681082][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.681170][ T32] r4:84bd5200 [ 1339.681228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.681340][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.681397][ T32] r4:00000001 [ 1339.681469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.681577][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.681671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.681748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.681848][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.681934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.682010][ T32] r4:84bc6c00 [ 1339.682074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.682173][ T32] INFO: task kworker/1:585:4900 blocked for more than 466 seconds. [ 1339.682263][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.682330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.682395][ T32] task:kworker/1:585 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.682539][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.682657][ T32] Call trace: [ 1339.682764][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.682889][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:854eec00 [ 1339.682944][ T32] r4:854eec00 [ 1339.683008][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.683133][ T32] r5:854eec00 r4:8291a680 [ 1339.683188][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.683280][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.683405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1339.683463][ T32] r4:00000000 [ 1339.683495][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.683539][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.683579][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.683626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3380 [ 1339.683653][ T32] r4:00000000 [ 1339.683676][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.683745][ T32] r9:83018205 r8:854eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.683775][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.683824][ T32] r5:00001000 r4:eb2a3000 [ 1339.683849][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.683928][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.683982][ T32] r5:85510b8c r4:85510800 [ 1339.684005][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.684081][ T32] r7:ddde2d80 r6:83018200 r5:85510b8c r4:853d0600 ** 2 printk messages dropped ** [ 1339.684297][ T32] r4:853d0600 ** 6 printk messages dropped ** [ 1339.684566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.685222][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.685664][ T32] 9d20: d2c33000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1339.685957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1339.686473][ T32] r5:85adb38c r4:85adb000 ** 5 printk messages dropped ** [ 1339.686759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.687100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.687813][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:854f0000 ** 2 printk messages dropped ** [ 1339.687909][ T32] r5:854f0000 r4:8291a680 [ 1339.687953][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.688003][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.688053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1339.688077][ T32] r4:00000000 [ 1339.688097][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.688165][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.688209][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.688258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3500 [ 1339.688284][ T32] r4:00000000 [ 1339.688321][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.688376][ T32] r9:83018205 r8:854f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1339.688416][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.688483][ T32] r5:00001000 r4:eb2b7000 [ 1339.688517][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.688569][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.688643][ T32] r5:85510f8c r4:85510c00 [ 1339.688669][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.688754][ T32] r7:ddde2d80 r6:83018200 r5:85510f8c r4:853d0700 [ 1339.688781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.688860][ T32] r10:61c88647 r9:854f0000 r8:853d072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.688889][ T32] r4:853d0700 [ 1339.688911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.688964][ T32] r10:00000000 r9:853d0700 r8:80287e08 r7:eb451e60 r6:853d0780 r5:854f0000 [ 1339.688988][ T32] r4:00000001 [ 1339.689009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.689049][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1339.689103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.689310][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.711882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.711952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.712015][ T32] r4:853e3440 [ 1339.712421][ T32] INFO: task kworker/1:586:4902 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.712475][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.712563][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.712631][ T32] Call trace: [ 1339.712708][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.712777][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.712804][ T32] r4:00000000 [ 1339.712828][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.712874][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.712930][ T32] 9d20: d305c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.712969][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.712998][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.713025][ T32] r5:800f0013 r4:80239bb0 [ 1339.713048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.713097][ T32] r4:82ac21e4 [ 1339.713120][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.713170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.713196][ T32] r4:e0009dc0 [ 1339.713307][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.713391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.713422][ T32] r4:00000000 [ 1339.713450][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.713506][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.713530][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.713584][ T32] r5:00001000 r4:ecbd5000 [ 1339.713657][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.713714][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.713764][ T32] r5:85adb38c r4:85adb000 [ 1339.713786][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.714074][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.714430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.715042][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.715592][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.715865][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.716064][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.716509][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.716799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.717473][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.717667][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1339.717973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1339.718467][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1339.718808][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1339.719061][ T32] INFO: task kworker/1:588:4907 blocked for more than 466 seconds. ** 6 printk messages dropped ** [ 1339.740051][ T32] r10:8291a684 r9:eb475d84 r8:00000002 r7:60000113 r6:eb475d8c r5:854f1800 ** 8 printk messages dropped ** [ 1339.740473][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.740909][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.740958][ T32] r5:85511b8c r4:85511800 [ 1339.741004][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.741071][ T32] r7:ddde2d80 r6:83018200 r5:85511b8c r4:853d0900 [ 1339.741118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.741226][ T32] r10:61c88647 r9:854f1800 r8:853d092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.741267][ T32] r4:853d0900 [ 1339.741293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.741374][ T32] r10:00000000 r9:853d0900 r8:80287e08 r7:eb461e60 r6:853d0980 r5:854f1800 [ 1339.741403][ T32] r4:00000001 [ 1339.741455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.741503][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) [ 1339.741538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.741593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.741628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.741663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.741703][ T32] r4:853e3640 [ 1339.742106][ T32] INFO: task kworker/1:588:4907 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.742176][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.742252][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.742340][ T32] Call trace: [ 1339.742393][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.742485][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.742515][ T32] r4:00000000 [ 1339.742561][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.742611][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.742643][ T32] 9d20: d3432000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.742688][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.742721][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.742748][ T32] r5:800f0013 r4:80239bb0 [ 1339.742789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.742865][ T32] r4:82ac21e4 [ 1339.742915][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.742970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.742996][ T32] r4:e0009dc0 [ 1339.743018][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.743066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.743121][ T32] r4:00000000 [ 1339.743146][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.743202][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.743227][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.743276][ T32] r5:00001000 r4:ecbd5000 [ 1339.743299][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.743365][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.743414][ T32] r5:85adb38c r4:85adb000 [ 1339.743442][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.743495][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.743544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.743603][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.743659][ T32] r4:84bd5200 [ 1339.743708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.743766][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 3 printk messages dropped ** [ 1339.743922][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.744300][ T32] task:kworker/1:589 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.744910][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.745224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3c40 ** 6 printk messages dropped ** [ 1339.745474][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.745616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.745931][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) ** 6 printk messages dropped ** [ 1339.746540][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.747228][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.747570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1339.748069][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.748364][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.748665][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.748691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.748743][ T32] task:kworker/1:590 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.748814][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.748889][ T32] Call trace: [ 1339.748927][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.748985][ T32] r10:8291a684 r9:eb4a1d84 r8:00000002 r7:60000113 r6:eb4a1d8c r5:854f3000 [ 1339.749028][ T32] r4:854f3000 [ 1339.749062][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.749112][ T32] r5:854f3000 r4:8291a680 [ 1339.749136][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.749179][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.749281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a1e08 [ 1339.769144][ T32] r4:00000000 [ 1339.769239][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.769797][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.769881][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.769935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3a80 [ 1339.769962][ T32] r4:00000000 [ 1339.769983][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.770039][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1339.770064][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.770117][ T32] r5:00001000 r4:eb47f000 [ 1339.770139][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.770197][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.770279][ T32] r5:85511f8c r4:85511c00 [ 1339.770306][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.770363][ T32] r7:ddde2d80 r6:83018200 r5:85511f8c r4:853d0a00 [ 1339.770387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.770471][ T32] r10:61c88647 r9:854f3000 r8:853d0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.770550][ T32] r4:853d0a00 [ 1339.770588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.770652][ T32] r10:00000000 r9:853d0a00 r8:80287e08 r7:eb459e60 r6:853d0b80 r5:854f3000 [ 1339.770680][ T32] r4:00000001 [ 1339.770726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.770775][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 1339.770863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.770901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.770990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.771028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.771077][ T32] r4:853e3980 [ 1339.771499][ T32] INFO: task kworker/1:590:4911 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.771547][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.771647][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.771777][ T32] Call trace: [ 1339.771935][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.771997][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.772023][ T32] r4:00000000 [ 1339.772066][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1339.772454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1339.773208][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.773768][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1339.774032][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1339.774328][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.774732][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.775050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3f00 ** 6 printk messages dropped ** [ 1339.775439][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.775826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.776224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.777101][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1339.777544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 8 printk messages dropped ** [ 1339.777903][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.778316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.778584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.779025][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.812776][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.813117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3e00 [ 1339.813142][ T32] r4:00000000 [ 1339.813164][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.813230][ T32] r9:83018205 r8:854c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1339.813283][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.813340][ T32] r5:00001000 r4:eb4bb000 [ 1339.813364][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.813415][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.813472][ T32] r5:8551278c r4:85512400 [ 1339.813496][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.813579][ T32] r7:ddde2d80 r6:83018200 r5:8551278c r4:853d0c80 [ 1339.813632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.813692][ T32] r10:61c88647 r9:854c9800 r8:853d0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.813718][ T32] r4:853d0c80 [ 1339.813751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.813832][ T32] r10:00000000 r9:853d0c80 r8:80287e08 r7:eb4b5e60 r6:852b4c80 r5:854c9800 [ 1339.813861][ T32] r4:00000001 [ 1339.813884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.813927][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1339.813978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.814038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.814072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.814106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.814158][ T32] r4:853e3a00 [ 1339.814555][ T32] INFO: task kworker/1:592:4913 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.814599][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.814684][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.814812][ T32] Call trace: [ 1339.814852][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.814912][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.814941][ T32] r4:00000000 [ 1339.814962][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.815033][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.815093][ T32] 9d20: d4084000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.815163][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.815203][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.815231][ T32] r5:800f0013 r4:80239bb0 [ 1339.815253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.815301][ T32] r4:82ac21e4 [ 1339.815338][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.815393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.815419][ T32] r4:e0009dc0 [ 1339.815449][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.815499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.815525][ T32] r4:00000000 [ 1339.815609][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.815668][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.815818][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.815872][ T32] r5:00001000 r4:ecbd5000 [ 1339.815895][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.815966][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.816020][ T32] r5:85adb38c r4:85adb000 [ 1339.816042][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.816108][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.816136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.816191][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.816217][ T32] r4:84bd5200 [ 1339.816238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.816307][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.816362][ T32] r4:00000001 [ 1339.816414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.816466][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.816497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.816528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.816558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.816592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.816622][ T32] r4:84bc6c00 [ 1339.816646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.816678][ T32] INFO: task kworker/0:301:4915 blocked for more than 466 seconds. [ 1339.816716][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.816792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.816826][ T32] task:kworker/0:301 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.816959][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.817005][ T32] Call trace: [ 1339.817140][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.817200][ T32] r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000113 r6:eb4c9d8c r5:854cbc00 [ 1339.817226][ T32] r4:854cbc00 [ 1339.817248][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.817296][ T32] r5:854cbc00 r4:8291a680 [ 1339.817318][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.817361][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.817410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 1339.817439][ T32] r4:00000000 [ 1339.817460][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.817500][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.817539][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.817588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445c80 [ 1339.817613][ T32] r4:00000000 [ 1339.817635][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.817686][ T32] r9:83018005 r8:854cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1339.817716][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.817766][ T32] r5:00001000 r4:e012f000 [ 1339.817789][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.817857][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.817910][ T32] r5:85489f8c r4:85489c00 [ 1339.817932][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.817984][ T32] r7:dddced80 r6:83018000 r5:85489f8c r4:852b4d00 [ 1339.818081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.818179][ T32] r10:61c88647 r9:854cbc00 r8:852b4d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.818217][ T32] r4:852b4d00 [ 1339.818240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.818293][ T32] r10:00000000 r9:852b4d00 r8:80287e08 r7:eb1a1e60 r6:852b4d80 r5:854cbc00 [ 1339.818365][ T32] r4:00000001 [ 1339.818438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.818484][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) [ 1339.818515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.818576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.818633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.818671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.818720][ T32] r4:853bfa00 [ 1339.818964][ T32] INFO: task kworker/0:301:4915 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.819006][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.819099][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.819217][ T32] Call trace: [ 1339.828647][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.828737][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.828767][ T32] r4:00000000 [ 1339.828790][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.828874][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.828937][ T32] 9d20: d4084000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.828975][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.829029][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.829060][ T32] r5:800f0013 r4:80239bb0 [ 1339.829083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.829160][ T32] r4:82ac21e4 [ 1339.829210][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.829266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.829337][ T32] r4:e0009dc0 [ 1339.829620][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.829712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.829751][ T32] r4:00000000 [ 1339.829790][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.829855][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.829880][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.829932][ T32] r5:00001000 r4:ecbd5000 [ 1339.829966][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.830017][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.830078][ T32] r5:85adb38c r4:85adb000 [ 1339.830104][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.830243][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.830272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.830354][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.830383][ T32] r4:84bd5200 [ 1339.830431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.830491][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.830516][ T32] r4:00000001 [ 1339.830563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.830663][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.830699][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.830756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.830790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.830849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1339.831046][ T32] task:kworker/1:593 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.831569][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.832139][ T32] r5:00001000 r4:eb4db000 ** 1 printk messages dropped ** [ 1339.832273][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.832595][ T32] r4:853d0d00 ** 4 printk messages dropped ** [ 1339.832811][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) ** 6 printk messages dropped ** [ 1339.833395][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.834175][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.834481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1339.835174][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1339.835602][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1339.835829][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1339.836047][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.836466][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.836620][ T32] r4:00000000 [ 1339.836645][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.836686][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.836726][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.836776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3fc0 [ 1339.836800][ T32] r4:00000000 [ 1339.836821][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.836872][ T32] r9:83018205 r8:854cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1339.836896][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.836944][ T32] r5:00001000 r4:eb4eb000 [ 1339.836966][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.837009][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.837058][ T32] r5:8551338c r4:85513000 [ 1339.837081][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.837161][ T32] r7:ddde2d80 r6:83018200 r5:8551338c r4:853d0d80 [ 1339.837197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.837271][ T32] r10:61c88647 r9:854cb000 r8:853d0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.837299][ T32] r4:853d0d80 [ 1339.837355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.837427][ T32] r10:00000000 r9:853d0d80 r8:80287e08 r7:eb4d9e60 r6:852b4e80 r5:854cb000 [ 1339.837480][ T32] r4:00000001 [ 1339.837506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.837573][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1339.837607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.837658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.837692][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.837750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.837779][ T32] r4:853bdf00 [ 1339.838004][ T32] INFO: task kworker/1:594:4919 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.838045][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.838124][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.838172][ T32] Call trace: [ 1339.838206][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.838263][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.838288][ T32] r4:00000000 [ 1339.838334][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.838385][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.838417][ T32] 9d20: d4084000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.838455][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.838483][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.838535][ T32] r5:800f0013 r4:80239bb0 [ 1339.838611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.838688][ T32] r4:82ac21e4 [ 1339.838714][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.838766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.838791][ T32] r4:e0009dc0 [ 1339.838811][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.838865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.838891][ T32] r4:00000000 [ 1339.838912][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.838964][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.838990][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.839063][ T32] r5:00001000 r4:ecbd5000 [ 1339.839089][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.839146][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.839198][ T32] r5:85adb38c r4:85adb000 [ 1339.839271][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.873974][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.874047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.874135][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1339.874241][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1339.874503][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1339.874763][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.875068][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.875506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543eac0 ** 6 printk messages dropped ** [ 1339.875899][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.876167][ T32] r10:61c88647 r9:854cd400 r8:853d0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.876560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.877264][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.877492][ T32] 9d20: d4972000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1339.878049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 7 printk messages dropped ** [ 1339.878536][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1339.878899][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1339.879154][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1339.889851][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.889911][ T32] Call trace: [ 1339.889945][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.890009][ T32] r10:8291a684 r9:eb509d84 r8:00000002 r7:60000113 r6:eb509d8c r5:854cec00 [ 1339.890067][ T32] r4:854cec00 [ 1339.890095][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.890148][ T32] r5:854cec00 r4:8291a680 [ 1339.890170][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.890219][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.890292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1339.890323][ T32] r4:00000000 [ 1339.890344][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.890412][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.890466][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.890516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543e100 [ 1339.890551][ T32] r4:00000000 [ 1339.890572][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.890631][ T32] r9:83018205 r8:854cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1339.890658][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.890708][ T32] r5:00001000 r4:eb4f7000 [ 1339.890730][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.890775][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.890824][ T32] r5:8551378c r4:85513400 [ 1339.890846][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.890926][ T32] r7:ddde2d80 r6:83018200 r5:8551378c r4:853d0e80 [ 1339.890955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.891012][ T32] r10:61c88647 r9:854cec00 r8:853d0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.891039][ T32] r4:853d0e80 [ 1339.891060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.891143][ T32] r10:00000000 r9:853d0e80 r8:80287e08 r7:eb501e60 r6:852b4f80 r5:854cec00 [ 1339.891185][ T32] r4:00000001 [ 1339.891234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.891304][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1339.891369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.891408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.891458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.891520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.891596][ T32] r4:8543e040 [ 1339.891996][ T32] INFO: task kworker/1:596:4923 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.892043][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.892138][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.892197][ T32] Call trace: [ 1339.892235][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.892319][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.892348][ T32] r4:00000000 [ 1339.892395][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.892454][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.892510][ T32] 9d20: d4972000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.892548][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.892606][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.892636][ T32] r5:800f0013 r4:80239bb0 [ 1339.892661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.892709][ T32] r4:82ac21e4 [ 1339.892731][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.892792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.892845][ T32] r4:e0009dc0 [ 1339.892899][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.892953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.892978][ T32] r4:00000000 [ 1339.892999][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.893054][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.893078][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.893369][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1339.893725][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1339.894003][ T32] INFO: task kworker/1:597:4924 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.894431][ T32] r4:854c8000 ** 5 printk messages dropped ** [ 1339.894651][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.894844][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.895112][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.895383][ T32] r10:61c88647 r9:854c8000 r8:853d0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.895814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.896296][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.896563][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1339.896824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 7 printk messages dropped ** [ 1339.897164][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1339.897480][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.897756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.897793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.897825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.897858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.897882][ T32] r4:84bc6c00 [ 1339.897981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.898085][ T32] INFO: task kworker/1:598:4926 blocked for more than 466 seconds. [ 1339.898126][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.898171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.898208][ T32] task:kworker/1:598 state:D stack:0 pid:4926 tgid:4926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.898265][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.898313][ T32] Call trace: [ 1339.898373][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.898440][ T32] r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:854ce000 [ 1339.898468][ T32] r4:854ce000 [ 1339.898492][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.898560][ T32] r5:854ce000 r4:8291a680 [ 1339.898595][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.898645][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.898718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1339.898747][ T32] r4:00000000 [ 1339.898787][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.898856][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.898900][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.898950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543e4c0 [ 1339.898976][ T32] r4:00000000 [ 1339.898998][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.899049][ T32] r9:83018205 r8:854ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1339.899072][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.899136][ T32] r5:00001000 r4:eb51f000 [ 1339.899162][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.899207][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.923412][ T32] r5:85513f8c r4:85513c00 [ 1339.923503][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.923639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.924062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.924792][ T32] Call trace: [ 1339.924834][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.924897][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.924973][ T32] r4:00000000 [ 1339.925048][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.925148][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.925232][ T32] 9d20: d4dbb000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.925272][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.925314][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.925404][ T32] r5:800f0013 r4:80239bb0 [ 1339.925508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.925564][ T32] r4:82ac21e4 [ 1339.925613][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.925723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.925755][ T32] r4:e0009dc0 [ 1339.925838][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.925894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.925945][ T32] r4:00000000 [ 1339.925973][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.926059][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.926137][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.926190][ T32] r5:00001000 r4:ecbd5000 [ 1339.926222][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.926268][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.926339][ T32] r5:85adb38c r4:85adb000 [ 1339.926373][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.926433][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.926484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.926545][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.926577][ T32] r4:84bd5200 [ 1339.926601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.926699][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.926781][ T32] r4:00000001 [ 1339.926806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1339.926879][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.927388][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.927737][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.928317][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.928538][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.928802][ T32] r10:61c88647 r9:854c4800 r8:8544102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.929136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.946176][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 6 printk messages dropped ** [ 1339.946450][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.946644][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1339.946879][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.947380][ T32] r4:84bd5200 ** 2 printk messages dropped ** [ 1339.947519][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.947648][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.948039][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.948507][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1339.964015][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.964403][ T32] r5:8551478c r4:85514400 ** 4 printk messages dropped ** [ 1339.964686][ T32] r4:85441080 ** 6 printk messages dropped ** [ 1339.965092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.965831][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.966266][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1339.966383][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.966427][ T32] r5:800f0013 r4:80239bb0 [ 1339.966479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.966556][ T32] r4:82ac21e4 [ 1339.966581][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.966633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.966658][ T32] r4:e0009dc0 [ 1339.966679][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.966752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.966782][ T32] r4:00000000 [ 1339.966805][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.966860][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.966884][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.966933][ T32] r5:00001000 r4:ecbd5000 [ 1339.966979][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.967028][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.967241][ T32] r5:85adb38c r4:85adb000 [ 1339.967337][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.967398][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.967422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.967506][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.967559][ T32] r4:84bd5200 [ 1339.967609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.967669][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.967697][ T32] r4:00000001 [ 1339.967744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.967789][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.967819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.967857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.967886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.968041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.968070][ T32] r4:84bc6c00 [ 1339.968094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.968127][ T32] INFO: task kworker/1:601:4932 blocked for more than 466 seconds. [ 1339.968318][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.968350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.968378][ T32] task:kworker/1:601 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.968547][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.968646][ T32] Call trace: [ 1339.968684][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.968814][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000013 r6:eb555d8c r5:854c5400 [ 1339.968844][ T32] r4:854c5400 [ 1339.968915][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.969018][ T32] r5:854c5400 r4:8291a680 [ 1339.969120][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.969169][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.969221][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1339.969248][ T32] r4:00000000 [ 1339.979770][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.979900][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.979963][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.980021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543e840 [ 1339.980048][ T32] r4:00000000 [ 1339.980070][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.980125][ T32] r9:83018205 r8:854c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1339.980168][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.980226][ T32] r5:00001000 r4:eb54b000 [ 1339.980249][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.980324][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.980380][ T32] r5:85514b8c r4:85514800 [ 1339.980431][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.980516][ T32] r7:ddde2d80 r6:83018200 r5:85514b8c r4:85441100 [ 1339.980544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.980655][ T32] r4:85441100 ** 6 printk messages dropped ** [ 1339.980948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.981786][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.982197][ T32] 9d20: d5546000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1339.982541][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1339.982833][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.983251][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1339.983564][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1339.983771][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.984043][ T32] r5:854f3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1339.984321][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.984847][ T32] r5:85514f8c r4:85514c00 [ 1339.984898][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.985187][ T32] r10:00000000 r9:85441180 r8:80287e08 r7:eb501e60 r6:85441200 r5:854f3c00 ** 6 printk messages dropped ** [ 1339.985447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.985496][ T32] r4:8543e640 [ 1339.985773][ T32] INFO: task kworker/1:602:4934 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1339.985815][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.985876][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.985923][ T32] Call trace: [ 1339.986042][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.986156][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1339.986229][ T32] r4:00000000 [ 1339.986255][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.986301][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1339.986333][ T32] 9d20: d5546000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1339.986372][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1339.986402][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.986433][ T32] r5:800f0013 r4:80239bb0 [ 1339.986457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.986503][ T32] r4:82ac21e4 [ 1339.986525][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.986575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1339.986601][ T32] r4:e0009dc0 [ 1339.986649][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.986727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1339.986755][ T32] r4:00000000 [ 1339.986777][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.986832][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1339.986855][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.986902][ T32] r5:00001000 r4:ecbd5000 [ 1339.986923][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1339.986967][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.987107][ T32] r5:85adb38c r4:85adb000 [ 1339.987150][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.987211][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1339.987280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.987370][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.987427][ T32] r4:84bd5200 [ 1339.987551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.987612][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1339.987638][ T32] r4:00000001 [ 1339.987660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.987722][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1339.987770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.987814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.987844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.987881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.987980][ T32] r4:84bc6c00 [ 1339.988006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.988035][ T32] INFO: task kworker/1:603:4936 blocked for more than 466 seconds. [ 1339.988081][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1339.988135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.988164][ T32] task:kworker/1:603 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.988215][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.988283][ T32] Call trace: [ 1339.988322][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1339.988389][ T32] r10:8291a684 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:854f4800 [ 1339.988417][ T32] r4:854f4800 [ 1339.988467][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1339.988519][ T32] r5:854f4800 r4:8291a680 [ 1339.988545][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.988589][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.988663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1339.988692][ T32] r4:00000000 [ 1339.988714][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1339.988781][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.988826][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1339.988875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ecc0 [ 1339.988899][ T32] r4:00000000 [ 1339.988920][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.989066][ T32] r5:00001000 r4:eb573000 ** 2 printk messages dropped ** [ 1339.989217][ T32] r5:8551578c r4:85515400 [ 1340.011128][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.011497][ T32] r4:85441280 ** 3 printk messages dropped ** [ 1340.011629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1340.011825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.011861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.011886][ T32] r4:8543e940 [ 1340.012317][ T32] INFO: task kworker/1:603:4936 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.012366][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.012502][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.012587][ T32] Call trace: [ 1340.012675][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.012741][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.012768][ T32] r4:00000000 [ 1340.012790][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1340.012958][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1340.013257][ T32] r4:e0009dc0 ** 7 printk messages dropped ** [ 1340.013582][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.014056][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1340.014396][ T32] r4:84bc6c00 ** 4 printk messages dropped ** [ 1340.014579][ T32] task:kworker/1:604 state:D stack:0 pid:4938 tgid:4938 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.015147][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.015508][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.015824][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.015917][ T32] r5:85515b8c r4:85515800 ** 2 printk messages dropped ** [ 1340.016011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1340.016267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.016811][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.017439][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1340.017775][ T32] r4:e0009dc0 ** 4 printk messages dropped ** [ 1340.017947][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 7 printk messages dropped ** [ 1340.018266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.018595][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 4 printk messages dropped ** [ 1340.018847][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1340.019149][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.041282][ T32] r4:854f6000 ** 4 printk messages dropped ** [ 1340.041545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 ** 4 printk messages dropped ** [ 1340.041871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bff00 ** 7 printk messages dropped ** [ 1340.042222][ T32] r5:8551638c r4:85516000 ** 2 printk messages dropped ** [ 1340.042376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.042445][ T32] r10:61c88647 r9:854f6000 r8:854414ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.042547][ T32] r4:85441480 [ 1340.042599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.042659][ T32] r10:00000000 r9:85441480 r8:80287e08 r7:eb4a5e60 r6:85441500 r5:854f6000 [ 1340.042710][ T32] r4:00000001 [ 1340.042735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.042779][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1340.042813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.042863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.042898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.042957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.043083][ T32] r4:8543ec80 [ 1340.043494][ T32] INFO: task kworker/1:605:4941 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.043664][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.043774][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.043827][ T32] Call trace: [ 1340.043904][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.043964][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.043991][ T32] r4:00000000 [ 1340.044013][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.044058][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.044113][ T32] 9d20: d5dd3000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.044168][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.044299][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.044330][ T32] r5:800f0013 r4:80239bb0 [ 1340.044354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.044402][ T32] r4:82ac21e4 [ 1340.044440][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.044496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.044522][ T32] r4:e0009dc0 [ 1340.044543][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.044592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.044641][ T32] r4:00000000 [ 1340.044679][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.044736][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.044771][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.044825][ T32] r5:00001000 r4:ecbd5000 [ 1340.044849][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.044918][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.044995][ T32] r5:85adb38c r4:85adb000 [ 1340.045022][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.045079][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.045103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.045157][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.045204][ T32] r4:84bd5200 [ 1340.045256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.045325][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.045376][ T32] r4:00000001 [ 1340.045403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.045452][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.045482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.045513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.045556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.045599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.045624][ T32] r4:84bc6c00 [ 1340.045671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.045707][ T32] INFO: task kworker/1:606:4942 blocked for more than 466 seconds. [ 1340.045756][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.045794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.045820][ T32] task:kworker/1:606 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.045887][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.046000][ T32] Call trace: [ 1340.046041][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.046099][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:854f6c00 [ 1340.046125][ T32] r4:854f6c00 [ 1340.046162][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.046216][ T32] r5:854f6c00 r4:8291a680 [ 1340.046239][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.046282][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.046332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1340.046411][ T32] r4:00000000 [ 1340.046442][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.046484][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.046524][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.046583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa180 [ 1340.046612][ T32] r4:00000000 [ 1340.046634][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.046691][ T32] r9:83018205 r8:854f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1340.046742][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.046817][ T32] r5:00001000 r4:dfa4d000 [ 1340.046843][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.046913][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.046976][ T32] r5:85515f8c r4:85515c00 [ 1340.047054][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.047127][ T32] r7:ddde2d80 r6:83018200 r5:85515f8c r4:85441600 [ 1340.047175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.047234][ T32] r10:61c88647 r9:854f6c00 r8:8544162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.047259][ T32] r4:85441600 [ 1340.047280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.047606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.048226][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.048778][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1340.049199][ T32] r4:e0009dc0 ** 4 printk messages dropped ** [ 1340.071232][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1340.071689][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.071922][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.072387][ T32] task:kworker/1:607 state:D stack:0 pid:4948 tgid:4948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.072459][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.072561][ T32] Call trace: [ 1340.072660][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.072724][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:854f8000 [ 1340.072750][ T32] r4:854f8000 [ 1340.072773][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.072821][ T32] r5:854f8000 r4:8291a680 [ 1340.072844][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.072901][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.072956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1340.072982][ T32] r4:00000000 [ 1340.073002][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.073041][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.073083][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.073139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543edc0 [ 1340.073164][ T32] r4:00000000 [ 1340.073210][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.073267][ T32] r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1340.073292][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.073340][ T32] r5:00001000 r4:dfbf3000 [ 1340.073363][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.073407][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.073461][ T32] r5:8551678c r4:85516400 [ 1340.073483][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.073538][ T32] r7:ddde2d80 r6:83018200 r5:8551678c r4:85441580 [ 1340.073560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.073613][ T32] r10:61c88647 r9:854f8000 r8:854415ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.073638][ T32] r4:85441580 [ 1340.073678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.073762][ T32] r10:00000000 r9:85441580 r8:80287e08 r7:eb571e60 r6:85441700 r5:854f8000 [ 1340.073818][ T32] r4:00000001 [ 1340.073842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.073886][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1340.073915][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.073947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.073977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.074035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.074065][ T32] r4:853bf380 [ 1340.074470][ T32] INFO: task kworker/1:607:4948 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.074514][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.074603][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.074657][ T32] Call trace: [ 1340.074689][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.074748][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.074801][ T32] r4:00000000 [ 1340.074834][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.074882][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.074914][ T32] 9d20: d613a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.074946][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.074998][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.075052][ T32] r5:800f0013 r4:80239bb0 [ 1340.075080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.075129][ T32] r4:82ac21e4 [ 1340.075170][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.075224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.075334][ T32] r4:e0009dc0 [ 1340.075365][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.075417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.075460][ T32] r4:00000000 [ 1340.075487][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.075579][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.075608][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.075669][ T32] r5:00001000 r4:ecbd5000 [ 1340.075694][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.075740][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.075790][ T32] r5:85adb38c r4:85adb000 [ 1340.075813][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.075865][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.075889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.075941][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.075965][ T32] r4:84bd5200 [ 1340.076058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.076120][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.076148][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1340.076235][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1340.076509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1340.076931][ T32] r4:854f9800 ** 4 printk messages dropped ** [ 1340.077147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 ** 5 printk messages dropped ** [ 1340.077414][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.077624][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.077806][ T32] r5:85516b8c r4:85516800 ** 3 printk messages dropped ** [ 1340.078024][ T32] r10:61c88647 r9:854f9800 r8:854417ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.078469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.078946][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.104405][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1340.104847][ T32] r4:e0009dc0 ** 4 printk messages dropped ** [ 1340.105056][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1340.105583][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.105914][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.106284][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 1340.106345][ T32] task:kworker/0:302 state:D stack:0 pid:4951 tgid:4951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.106407][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.106462][ T32] Call trace: [ 1340.106524][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.106588][ T32] r10:8291a684 r9:eb359d84 r8:00000002 r7:60000013 r6:eb359d8c r5:854f8c00 [ 1340.106614][ T32] r4:854f8c00 [ 1340.106682][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.106736][ T32] r5:854f8c00 r4:8291a680 [ 1340.106783][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.106838][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.106890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 [ 1340.106914][ T32] r4:00000000 [ 1340.106934][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.106999][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.107049][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.107144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85445ac0 [ 1340.107174][ T32] r4:00000000 [ 1340.107196][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.107273][ T32] r9:83018005 r8:854f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1340.107301][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.107370][ T32] r5:00001000 r4:e49c3000 [ 1340.107420][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.107485][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.107547][ T32] r5:8548af8c r4:8548ac00 [ 1340.107570][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.107650][ T32] r7:dddced80 r6:83018000 r5:8548af8c r4:85446280 [ 1340.107702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.107761][ T32] r10:61c88647 r9:854f8c00 r8:854462ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.107787][ T32] r4:85446280 [ 1340.107808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.108096][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1340.109224][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 14 printk messages dropped ** [ 1340.122690][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1340.123343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1340.124125][ T32] r5:854fb000 r4:8291a680 ** 7 printk messages dropped ** [ 1340.124486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854451c0 ** 10 printk messages dropped ** [ 1340.125088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1340.126113][ T32] INFO: task kworker/0:303:4952 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 16 printk messages dropped ** [ 1340.127026][ T32] r4:e0009dc0 ** 10 printk messages dropped ** [ 1340.127587][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1340.128261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.128291][ T32] INFO: task kworker/1:609:4953 blocked for more than 466 seconds. [ 1340.128348][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.128378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.128558][ T32] task:kworker/1:609 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.128615][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.128659][ T32] Call trace: [ 1340.128693][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.128755][ T32] r10:8291a684 r9:eb371d84 r8:00000002 r7:60000113 r6:eb371d8c r5:854fbc00 [ 1340.128781][ T32] r4:854fbc00 [ 1340.128804][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.128869][ T32] r5:854fbc00 r4:8291a680 [ 1340.128896][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.128956][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.129011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1340.129092][ T32] r4:00000000 [ 1340.129118][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.129160][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.129199][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.129321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85455400 [ 1340.155448][ T32] r4:00000000 [ 1340.155498][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.155603][ T32] r9:83018205 r8:854fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.155709][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.155770][ T32] r5:00001000 r4:e0811000 [ 1340.155793][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.155838][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.155888][ T32] r5:8548a78c r4:8548a400 [ 1340.155912][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.155965][ T32] r7:ddde2d80 r6:83018200 r5:8548a78c r4:85441980 [ 1340.155988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.156041][ T32] r10:61c88647 r9:854fbc00 r8:854419ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.156091][ T32] r4:85441980 [ 1340.156168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1340.156293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1340.157999][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 17 printk messages dropped ** [ 1340.159158][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1340.168030][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1340.168655][ T32] r4:854fc800 ** 9 printk messages dropped ** [ 1340.169087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85455b00 ** 4 printk messages dropped ** [ 1340.173642][ T32] r5:00001000 r4:eae41000 [ 1340.173810][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.173886][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.173963][ T32] r5:8558878c r4:85588400 [ 1340.174090][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.174153][ T32] r7:ddde2d80 r6:83018200 r5:8558878c r4:85441a80 [ 1340.174225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.174289][ T32] r10:61c88647 r9:854fc800 r8:85441aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.174341][ T32] r4:85441a80 [ 1340.174397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.174512][ T32] r10:00000000 r9:85441a80 r8:80287e08 r7:eb341e60 r6:85441b00 r5:854fc800 [ 1340.174571][ T32] r4:00000001 [ 1340.174598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.174643][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1340.174675][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.174708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.174749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.174787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.174813][ T32] r4:85455100 [ 1340.175212][ T32] INFO: task kworker/1:610:4955 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.175284][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.175435][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.175516][ T32] Call trace: [ 1340.175608][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.175695][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.175774][ T32] r4:00000000 [ 1340.175802][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.175849][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.175906][ T32] 9d20: d6ef0000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.175943][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.175972][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.175998][ T32] r5:800f0013 r4:80239bb0 [ 1340.176020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.176091][ T32] r4:82ac21e4 [ 1340.176123][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.176199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.176229][ T32] r4:e0009dc0 [ 1340.176251][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.176312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.176366][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.176584][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.177150][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 9 printk messages dropped ** [ 1340.177514][ T32] INFO: task kworker/0:304:4958 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.178043][ T32] r5:854fec00 r4:8291a680 ** 5 printk messages dropped ** [ 1340.178336][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1340.178679][ T32] r9:83018005 r8:854fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1340.178704][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.178752][ T32] r5:00001000 r4:eb2c9000 [ 1340.178773][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.178817][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.178865][ T32] r5:8558a38c r4:8558a000 [ 1340.178933][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.178989][ T32] r7:dddced80 r6:83018000 r5:8558a38c r4:85446380 [ 1340.179013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.179081][ T32] r10:61c88647 r9:854fec00 r8:854463ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.179113][ T32] r4:85446380 [ 1340.179134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.179189][ T32] r10:00000000 r9:85446380 r8:80287e08 r7:eb359e60 r6:85441b80 r5:854fec00 [ 1340.179213][ T32] r4:00000001 [ 1340.179340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.196618][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) [ 1340.196708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.196893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.196929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.196967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.197018][ T32] r4:85445500 [ 1340.197446][ T32] INFO: task kworker/0:304:4958 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.197492][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.197598][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.197709][ T32] Call trace: [ 1340.197795][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.197865][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.197896][ T32] r4:00000000 [ 1340.197944][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.198036][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.198072][ T32] 9d20: d7363000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 2 printk messages dropped ** [ 1340.198164][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.198529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 8 printk messages dropped ** [ 1340.198882][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.199201][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 10 printk messages dropped ** [ 1340.209056][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1340.209967][ T32] r4:854fa400 ** 3 printk messages dropped ** [ 1340.210142][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.210462][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.210758][ T32] r5:8548b38c r4:8548b000 ** 2 printk messages dropped ** [ 1340.210883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1340.212207][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.212619][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1340.212836][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1340.213230][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1340.213533][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1340.213700][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.213727][ T32] r4:00000001 [ 1340.213749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.213790][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.213820][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.213864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.213899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.213956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.213988][ T32] r4:84bc6c00 [ 1340.214011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.214102][ T32] INFO: task kworker/0:306:4961 blocked for more than 466 seconds. [ 1340.214143][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.214171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.214199][ T32] task:kworker/0:306 state:D stack:0 pid:4961 tgid:4961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.214328][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.214430][ T32] Call trace: [ 1340.214493][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.214553][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:854fe000 [ 1340.214578][ T32] r4:854fe000 [ 1340.214602][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.214650][ T32] r5:854fe000 r4:8291a680 [ 1340.214684][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.214738][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.214863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1340.214892][ T32] r4:00000000 [ 1340.214914][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.214953][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.214995][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.215045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d040 [ 1340.215069][ T32] r4:00000000 [ 1340.215092][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.215183][ T32] r9:83018005 r8:854fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1340.215213][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.215298][ T32] r5:00001000 r4:eaa91000 [ 1340.215339][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.215386][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.215445][ T32] r5:8548b78c r4:8548b400 [ 1340.215480][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.215538][ T32] r7:dddced80 r6:83018000 r5:8548b78c r4:85446480 [ 1340.215563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.215643][ T32] r10:61c88647 r9:854fe000 r8:854464ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.215680][ T32] r4:85446480 [ 1340.215725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.215782][ T32] r10:00000000 r9:85446480 r8:80287e08 r7:eb5a1e60 r6:85441c80 r5:854fe000 [ 1340.215807][ T32] r4:00000001 [ 1340.215900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.215945][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1340.215976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.216032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.216080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.216144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.216172][ T32] r4:85445a00 [ 1340.216454][ T32] INFO: task kworker/0:306:4961 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.216532][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.216635][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.216757][ T32] Call trace: [ 1340.216795][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.216855][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.216882][ T32] r4:00000000 [ 1340.216929][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.216979][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.217023][ T32] 9d20: d7363000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.217061][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.217089][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.217132][ T32] r5:800f0013 r4:80239bb0 [ 1340.217184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.217262][ T32] r4:82ac21e4 [ 1340.217335][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.217399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.217431][ T32] r4:e0009dc0 [ 1340.217455][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.217504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 6 printk messages dropped ** [ 1340.217901][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1340.218820][ T32] INFO: task kworker/0:307:4963 blocked for more than 466 seconds. ** 11 printk messages dropped ** [ 1340.244407][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1340.245174][ T32] r5:8548bb8c r4:8548b800 ** 3 printk messages dropped ** [ 1340.245568][ T32] r10:61c88647 r9:84af0c00 r8:8544652c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1340.246675][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1340.247827][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1340.248295][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1340.248925][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 9 printk messages dropped ** [ 1340.264556][ T32] task:kworker/0:308 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1340.265384][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.265796][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.265846][ T32] r5:8548bf8c r4:8548bc00 [ 1340.265893][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.265953][ T32] r7:dddced80 r6:83018000 r5:8548bf8c r4:85446580 [ 1340.265977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.266055][ T32] r10:61c88647 r9:84af0000 r8:854465ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.266086][ T32] r4:85446580 [ 1340.266114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.266170][ T32] r10:00000000 r9:85446580 r8:80287e08 r7:eb5a1e60 r6:85441d80 r5:84af0000 [ 1340.266195][ T32] r4:00000001 [ 1340.266218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.266261][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1340.266291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.266349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.266395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.266437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.266488][ T32] r4:8545d340 [ 1340.266898][ T32] INFO: task kworker/0:308:4965 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.266945][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.267027][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.267126][ T32] Call trace: [ 1340.267161][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.267271][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.267303][ T32] r4:00000000 [ 1340.267344][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.267395][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.267432][ T32] 9d20: d7b83000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.267490][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.267524][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.267552][ T32] r5:800f0013 r4:80239bb0 [ 1340.267601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.267709][ T32] r4:82ac21e4 [ 1340.267761][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.267824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.267850][ T32] r4:e0009dc0 [ 1340.267872][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.267946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.267975][ T32] r4:00000000 [ 1340.267997][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1340.268415][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.268763][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.268942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.285827][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.286485][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.286541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1340.286652][ T32] r4:00000000 [ 1340.286677][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.286724][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.286769][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.286818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d480 [ 1340.286844][ T32] r4:00000000 [ 1340.286865][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.286920][ T32] r9:83018005 r8:84af1800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1340.286944][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.286992][ T32] r5:00001000 r4:ead75000 [ 1340.287014][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.287057][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.287123][ T32] r5:8491af8c r4:8491ac00 [ 1340.287147][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.287252][ T32] r7:dddced80 r6:83018000 r5:8491af8c r4:85446600 [ 1340.287308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.287408][ T32] r10:61c88647 r9:84af1800 r8:8544662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.287445][ T32] r4:85446600 [ 1340.287468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.287525][ T32] r10:00000000 r9:85446600 r8:80287e08 r7:eb5a1e60 r6:85441e00 r5:84af1800 [ 1340.287550][ T32] r4:00000001 [ 1340.287571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.287619][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1340.287653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.287686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.287716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.287824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.287854][ T32] r4:8545d500 [ 1340.288276][ T32] INFO: task kworker/0:309:4967 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.288350][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.288475][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.288593][ T32] Call trace: [ 1340.288632][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.288721][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.288752][ T32] r4:00000000 [ 1340.288800][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1340.288988][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.289208][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1340.302401][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1340.302716][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.303119][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.303600][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.303933][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.304301][ T32] r4:00000000 [ 1340.304323][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.304375][ T32] r9:83018005 r8:84af2400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1340.304421][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.304477][ T32] r5:00001000 r4:eadf7000 [ 1340.304510][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.304559][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.304609][ T32] r5:8558838c r4:85588000 [ 1340.304651][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.304708][ T32] r7:dddced80 r6:83018000 r5:8558838c r4:85446680 [ 1340.304743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.304803][ T32] r10:61c88647 r9:84af2400 r8:854466ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.304828][ T32] r4:85446680 [ 1340.304849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.304902][ T32] r10:00000000 r9:85446680 r8:80287e08 r7:eb5a1e60 r6:85441e80 r5:84af2400 [ 1340.304926][ T32] r4:00000001 [ 1340.304947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.304987][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1340.305041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.305079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.305108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.305143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.305169][ T32] r4:8545d380 [ 1340.305578][ T32] INFO: task kworker/0:310:4969 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.305622][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.305709][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.305789][ T32] Call trace: [ 1340.305846][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.305910][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.305950][ T32] r4:00000000 [ 1340.305976][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.306022][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.306053][ T32] 9d20: d8192000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1340.306363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 6 printk messages dropped ** [ 1340.306639][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.306687][ T32] r5:00001000 r4:ecbd5000 [ 1340.306708][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.306751][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.306799][ T32] r5:85adb38c r4:85adb000 [ 1340.306821][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.306874][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.306898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.306953][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.306978][ T32] r4:84bd5200 [ 1340.306999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.307051][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.307075][ T32] r4:00000001 [ 1340.307126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.307173][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 3 printk messages dropped ** [ 1340.307351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.307903][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:84af3000 ** 5 printk messages dropped ** [ 1340.308181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 ** 8 printk messages dropped ** [ 1340.308608][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.308802][ T32] r5:85588b8c r4:85588800 [ 1340.308824][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.308999][ T32] r4:85446700 ** 7 printk messages dropped ** [ 1340.330525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1340.331504][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 11 printk messages dropped ** [ 1340.331978][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1340.332389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.332673][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.332727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.332839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.332878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.332913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.332940][ T32] r4:84bc6c00 [ 1340.332963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.333022][ T32] INFO: task kworker/0:312:4974 blocked for more than 466 seconds. [ 1340.333068][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.333145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.333201][ T32] task:kworker/0:312 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.333358][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.333418][ T32] Call trace: [ 1340.333508][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.333567][ T32] r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:84af4800 [ 1340.333593][ T32] r4:84af4800 [ 1340.333652][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.333707][ T32] r5:84af4800 r4:8291a680 [ 1340.333754][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.333804][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.333883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1340.333936][ T32] r4:00000000 [ 1340.333967][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.334010][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.334052][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.334101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d9c0 [ 1340.334133][ T32] r4:00000000 [ 1340.334157][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.334210][ T32] r9:83018005 r8:84af4800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1340.334235][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.334283][ T32] r5:00001000 r4:eafe7000 [ 1340.334305][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.334348][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.334396][ T32] r5:85588f8c r4:85588c00 [ 1340.334418][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.334482][ T32] r7:dddced80 r6:83018000 r5:85588f8c r4:85446780 [ 1340.334508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.334565][ T32] r10:61c88647 r9:84af4800 r8:854467ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.334592][ T32] r4:85446780 [ 1340.334614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.334692][ T32] r10:00000000 r9:85446780 r8:80287e08 r7:eb5a1e60 r6:85441f80 r5:84af4800 [ 1340.334722][ T32] r4:00000001 [ 1340.334745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.334786][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1340.334841][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.335029][ T32] r4:8545d780 ** 3 printk messages dropped ** [ 1340.335538][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.335848][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1340.336254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1340.336761][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1340.337067][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 6 printk messages dropped ** [ 1340.337344][ T32] INFO: task kworker/0:313:4976 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.337676][ T32] r4:84af3c00 ** 4 printk messages dropped ** [ 1340.337918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 ** 8 printk messages dropped ** [ 1340.338392][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1340.338825][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1340.359883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.360833][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.361102][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 2 printk messages dropped ** [ 1340.361228][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.361255][ T32] r5:800f0013 r4:80239bb0 [ 1340.361278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.361326][ T32] r4:82ac21e4 [ 1340.361360][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.361429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.361461][ T32] r4:e0009dc0 [ 1340.361486][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.361543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.361569][ T32] r4:00000000 [ 1340.361602][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.361663][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.361687][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.361735][ T32] r5:00001000 r4:ecbd5000 [ 1340.361759][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.361815][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.361868][ T32] r5:85adb38c r4:85adb000 [ 1340.361891][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.361946][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.361969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.362028][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.362056][ T32] r4:84bd5200 [ 1340.362079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.362160][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.362191][ T32] r4:00000001 [ 1340.362214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.362257][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.362326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.362363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.362394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.362434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.362462][ T32] r4:84bc6c00 [ 1340.362485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.362518][ T32] INFO: task kworker/0:314:4978 blocked for more than 466 seconds. [ 1340.362555][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.362594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.362625][ T32] task:kworker/0:314 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.362677][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.362793][ T32] Call trace: [ 1340.362855][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.362912][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000013 r6:eb1add8c r5:84230000 [ 1340.362938][ T32] r4:84230000 [ 1340.362960][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.363036][ T32] r5:84230000 r4:8291a680 [ 1340.363062][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.363107][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.363208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1340.363265][ T32] r4:00000000 [ 1340.363292][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.363401][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.363456][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.363506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dd00 [ 1340.363556][ T32] r4:00000000 [ 1340.363587][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.363642][ T32] r9:83018005 r8:84230000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1340.363908][ T32] r5:8558978c r4:85589400 [ 1340.363934][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.364403][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.364667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.365359][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1340.365598][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.365813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1340.366265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.366640][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.366877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1340.367194][ T32] r4:84233000 ** 4 printk messages dropped ** [ 1340.367443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 ** 7 printk messages dropped ** [ 1340.367764][ T32] r9:83018005 r8:84233000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1340.368036][ T32] r5:85589b8c r4:85589800 ** 3 printk messages dropped ** [ 1340.368231][ T32] r10:61c88647 r9:84233000 r8:854469ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.368353][ T32] r4:00000001 [ 1340.368373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.368460][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1340.368495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.368555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.368589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.368622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.368647][ T32] r4:8545db00 [ 1340.368902][ T32] INFO: task kworker/0:315:4980 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.368943][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.369034][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.369083][ T32] Call trace: [ 1340.369116][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.369175][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.369205][ T32] r4:00000000 [ 1340.369412][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.390017][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.390087][ T32] 9d20: d8b84000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.390126][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.390156][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.390223][ T32] r5:800f0013 r4:80239bb0 [ 1340.390256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.390352][ T32] r4:82ac21e4 [ 1340.390379][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.390438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.390476][ T32] r4:e0009dc0 [ 1340.390502][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.390555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.390604][ T32] r4:00000000 [ 1340.390631][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.390687][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.390717][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.390834][ T32] r5:00001000 r4:ecbd5000 [ 1340.390861][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.390908][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.390968][ T32] r5:85adb38c r4:85adb000 [ 1340.390996][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.391051][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.391088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.391178][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.391340][ T32] r4:84bd5200 [ 1340.391370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.391435][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.391462][ T32] r4:00000001 [ 1340.391484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.391527][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.391558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.391591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.391620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.391655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.391680][ T32] r4:84bc6c00 [ 1340.391706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.391744][ T32] INFO: task kworker/1:611:4982 blocked for more than 466 seconds. [ 1340.391783][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1340.391961][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.392314][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1340.392733][ T32] r9:83018205 r8:84af5400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1340.392946][ T32] r5:85590f8c r4:85590c00 [ 1340.392967][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.393388][ T32] r10:00000000 r9:8543d080 r8:80287e08 r7:eb341e60 r6:8543d100 r5:84af5400 ** 8 printk messages dropped ** [ 1340.394244][ T32] INFO: task kworker/1:611:4982 is blocked on a mutex likely owned by task kworker/1:188:3701. ** 9 printk messages dropped ** [ 1340.394922][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1340.395280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 9 printk messages dropped ** [ 1340.395733][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 7 printk messages dropped ** [ 1340.396097][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 5 printk messages dropped ** [ 1340.396326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1340.396860][ T32] r4:84af6000 ** 4 printk messages dropped ** [ 1340.397041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 ** 9 printk messages dropped ** [ 1340.397508][ T32] r5:00001000 r4:eb1b5000 ** 2 printk messages dropped ** [ 1340.397621][ T32] r5:85589f8c r4:85589c00 ** 1 printk messages dropped ** [ 1340.397698][ T32] r7:dddced80 r6:83018000 r5:85589f8c r4:85446a80 [ 1340.397749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.397808][ T32] r10:61c88647 r9:84af6000 r8:85446aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.397836][ T32] r4:85446a80 [ 1340.397857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.397909][ T32] r10:00000000 r9:85446a80 r8:80287e08 r7:eb5a1e60 r6:8543d180 r5:84af6000 [ 1340.397958][ T32] r4:00000001 [ 1340.398007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.398075][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1340.398157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.398206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.398246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.398304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.398334][ T32] r4:8545dc80 [ 1340.398622][ T32] INFO: task kworker/0:316:4983 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.398676][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.398744][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.398818][ T32] Call trace: [ 1340.398853][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.398911][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.398947][ T32] r4:00000000 [ 1340.398996][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.399070][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.399105][ T32] 9d20: d8b84000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.399140][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.399171][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.399197][ T32] r5:800f0013 r4:80239bb0 [ 1340.399249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.429869][ T32] r4:82ac21e4 [ 1340.429920][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.430003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.430078][ T32] r4:e0009dc0 [ 1340.430131][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.430200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.430228][ T32] r4:00000000 [ 1340.430250][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.430334][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.430389][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.430450][ T32] r5:00001000 r4:ecbd5000 [ 1340.430474][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.430521][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.430607][ T32] r5:85adb38c r4:85adb000 [ 1340.430663][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.430751][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.430779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.430837][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.430863][ T32] r4:84bd5200 [ 1340.430885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.430942][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.431017][ T32] r4:00000001 [ 1340.431044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.431089][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.431130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.431184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.431222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.431260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.431297][ T32] r4:84bc6c00 [ 1340.431340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.431407][ T32] INFO: task kworker/0:317:4986 blocked for more than 466 seconds. [ 1340.431450][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.431526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.431558][ T32] task:kworker/0:317 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.431644][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.431710][ T32] Call trace: [ 1340.431757][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.431842][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:854d0000 [ 1340.431872][ T32] r4:854d0000 [ 1340.432041][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.432161][ T32] r5:854d0000 r4:8291a680 [ 1340.432197][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.432247][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.432301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1340.432327][ T32] r4:00000000 [ 1340.432348][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.432438][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.432508][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.432563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542d100 [ 1340.432615][ T32] r4:00000000 [ 1340.432738][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.432797][ T32] r9:83018005 r8:854d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1340.432847][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.432924][ T32] r5:00001000 r4:eb391000 [ 1340.432952][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.433006][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.433055][ T32] r5:8558af8c r4:8558ac00 [ 1340.433077][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.433156][ T32] r7:dddced80 r6:83018000 r5:8558af8c r4:85446b00 [ 1340.433189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.433246][ T32] r10:61c88647 r9:854d0000 r8:85446b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.433272][ T32] r4:85446b00 [ 1340.433293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.433359][ T32] r10:00000000 r9:85446b00 r8:80287e08 r7:eb5a1e60 r6:8543d200 r5:854d0000 ** 5 printk messages dropped ** [ 1340.433703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.434665][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1340.435066][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.435289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1340.435978][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.436505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1340.437123][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1340.437574][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.437912][ T32] r5:00001000 r4:eb331000 ** 3 printk messages dropped ** [ 1340.438078][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.438599][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1340.438629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.438668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.438699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.438745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.438773][ T32] r4:8545dfc0 [ 1340.439042][ T32] INFO: task kworker/0:318:4988 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.439115][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.461293][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.461431][ T32] Call trace: [ 1340.461470][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.461541][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.461570][ T32] r4:00000000 [ 1340.461609][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.461662][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.461721][ T32] 9d20: d93ff000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.461783][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.461840][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.461895][ T32] r5:800f0013 r4:80239bb0 [ 1340.461948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.462003][ T32] r4:82ac21e4 [ 1340.462025][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.462076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.462102][ T32] r4:e0009dc0 [ 1340.462123][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.462171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.462221][ T32] r4:00000000 [ 1340.462278][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.462356][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.462414][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.462469][ T32] r5:00001000 r4:ecbd5000 [ 1340.462516][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.462566][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.462621][ T32] r5:85adb38c r4:85adb000 [ 1340.462644][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.462723][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.462779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.462842][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.462869][ T32] r4:84bd5200 [ 1340.462892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.462947][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.462973][ T32] r4:00000001 [ 1340.462995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.463035][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.463090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.463152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.463216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.463254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.463281][ T32] r4:84bc6c00 [ 1340.463306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.463370][ T32] INFO: task kworker/0:319:4989 blocked for more than 466 seconds. [ 1340.463411][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.463438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.463465][ T32] task:kworker/0:319 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.463520][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.463584][ T32] Call trace: [ 1340.463648][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.463708][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:854d2400 [ 1340.463736][ T32] r4:854d2400 [ 1340.463784][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.463837][ T32] r5:854d2400 r4:8291a680 [ 1340.463859][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.463903][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.463952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1340.463978][ T32] r4:00000000 [ 1340.464024][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.464093][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.464161][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.464220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a15880 [ 1340.464256][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.464437][ T32] r5:00001000 r4:eb361000 [ 1340.464483][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.464630][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.465185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.466270][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.466503][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.466792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1340.467438][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.467892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.468302][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.468618][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.469122][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.469172][ T32] r5:00001000 r4:eb3a1000 [ 1340.469211][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.499594][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.499762][ T32] r5:8558b38c r4:8558b000 [ 1340.499792][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.499857][ T32] r7:dddced80 r6:83018000 r5:8558b38c r4:85446c80 [ 1340.499883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.499947][ T32] r10:61c88647 r9:854d0c00 r8:85446cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.499975][ T32] r4:85446c80 [ 1340.500000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.500064][ T32] r10:00000000 r9:85446c80 r8:80287e08 r7:eb605e60 r6:8543d380 r5:854d0c00 [ 1340.500118][ T32] r4:00000001 [ 1340.500146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.500222][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1340.500263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.500335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.500371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.500410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.500436][ T32] r4:8542d040 [ 1340.500850][ T32] INFO: task kworker/0:320:4992 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.500895][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.500998][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.501052][ T32] Call trace: [ 1340.501112][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.501181][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.501209][ T32] r4:00000000 [ 1340.501230][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.501274][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.501306][ T32] 9d20: d9bd7000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.501364][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.501398][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.501426][ T32] r5:800f0013 r4:80239bb0 [ 1340.501449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.501498][ T32] r4:82ac21e4 [ 1340.501546][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.501606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.501635][ T32] r4:e0009dc0 [ 1340.501656][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.501768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.501823][ T32] r4:00000000 [ 1340.501849][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.501907][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.501932][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.501979][ T32] r5:00001000 r4:ecbd5000 [ 1340.502024][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.502099][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.502153][ T32] r5:85adb38c r4:85adb000 [ 1340.502237][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.502377][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.502720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.503249][ T32] r10:8291a684 r9:eb5f1d84 r8:00000002 r7:60000013 r6:eb5f1d8c r5:84233c00 ** 10 printk messages dropped ** [ 1340.503720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542d5c0 ** 4 printk messages dropped ** [ 1340.503893][ T32] r5:00001000 r4:eb3d3000 ** 1 printk messages dropped ** [ 1340.503956][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.504383][ T32] r4:85446d00 ** 5 printk messages dropped ** [ 1340.504636][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.505177][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.505507][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 8 printk messages dropped ** [ 1340.505923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1340.506440][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.506825][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.507218][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.507625][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.508129][ T32] r5:00001000 r4:eb3c0000 [ 1340.508182][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.508454][ T32] r7:dddced80 r6:83018000 r5:8558b78c r4:85446e00 ** 8 printk messages dropped ** [ 1340.508837][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.521859][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.522297][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1340.522471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.522500][ T32] r4:e0009dc0 [ 1340.522549][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.522604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.522630][ T32] r4:00000000 [ 1340.522652][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.522707][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.522731][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.522779][ T32] r5:00001000 r4:ecbd5000 [ 1340.522801][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.522892][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.522953][ T32] r5:85adb38c r4:85adb000 [ 1340.522977][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.523056][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.523085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.523141][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.523167][ T32] r4:84bd5200 [ 1340.523194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.523249][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.523274][ T32] r4:00000001 [ 1340.523295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.523355][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.523386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.523418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.523449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.523485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.523510][ T32] r4:84bc6c00 [ 1340.523534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.523598][ T32] INFO: task kworker/0:323:4998 blocked for more than 467 seconds. [ 1340.523643][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.523672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.523819][ T32] task:kworker/0:323 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.523882][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.523931][ T32] Call trace: [ 1340.524012][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.524122][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:84235400 [ 1340.524179][ T32] r4:84235400 [ 1340.524208][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.524259][ T32] r5:84235400 r4:8291a680 [ 1340.524296][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.524417][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.524522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1340.524576][ T32] r4:00000000 [ 1340.524601][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.524642][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.524680][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.524728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542d700 [ 1340.524754][ T32] r4:00000000 [ 1340.524777][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.524841][ T32] r9:83018005 r8:84235400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 1 printk messages dropped ** [ 1340.524938][ T32] r5:00001000 r4:eb629000 [ 1340.524965][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.525172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.525679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.526581][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1340.527077][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.527301][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.527533][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.528012][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.528236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.528749][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:84236000 ** 7 printk messages dropped ** [ 1340.529152][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.549311][ T32] r5:00001000 r4:eb641000 ** 2 printk messages dropped ** [ 1340.549743][ T32] r5:8559078c r4:85590400 ** 3 printk messages dropped ** [ 1340.549902][ T32] r10:61c88647 r9:84236000 r8:853e402c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.550425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.551430][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 8 printk messages dropped ** [ 1340.551897][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.552172][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.552394][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.552660][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.552692][ T32] r4:84bd5200 [ 1340.552718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.552843][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.552904][ T32] r4:00000001 [ 1340.552959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.553007][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.553039][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.553096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.553131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.553166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.553209][ T32] r4:84bc6c00 [ 1340.553306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.553361][ T32] INFO: task kworker/0:325:5001 blocked for more than 467 seconds. [ 1340.553404][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.553432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.553459][ T32] task:kworker/0:325 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.553539][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.553585][ T32] Call trace: [ 1340.553618][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.553674][ T32] r10:8291a684 r9:eb62dd84 r8:00000002 r7:60000113 r6:eb62dd8c r5:84236c00 [ 1340.553699][ T32] r4:84236c00 [ 1340.553721][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.553769][ T32] r5:84236c00 r4:8291a680 [ 1340.553791][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.553885][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.553941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1340.553966][ T32] r4:00000000 [ 1340.553987][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.554027][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.554114][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.554181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542d900 [ 1340.554210][ T32] r4:00000000 [ 1340.554233][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.554297][ T32] r9:83018005 r8:84236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1340.554325][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.554375][ T32] r5:00001000 r4:eb635000 [ 1340.554446][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.554495][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.554544][ T32] r5:8559038c r4:85590000 [ 1340.554567][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.554618][ T32] r7:dddced80 r6:83018000 r5:8559038c r4:853e4100 [ 1340.554640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.554692][ T32] r10:61c88647 r9:84236c00 r8:853e412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.554838][ T32] r4:853e4100 [ 1340.554938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.555044][ T32] r10:00000000 r9:853e4100 r8:80287e08 r7:eb589e60 r6:853e4180 r5:84236c00 [ 1340.555147][ T32] r4:00000001 [ 1340.555180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.555225][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1340.555279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.555316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.555366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.555399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.555448][ T32] r4:8542d580 [ 1340.555690][ T32] INFO: task kworker/0:325:5001 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.555751][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.555842][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.555894][ T32] Call trace: [ 1340.555942][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.556000][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.556040][ T32] r4:00000000 [ 1340.556066][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.556136][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.556171][ T32] 9d20: da029000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.556219][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.556249][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.556276][ T32] r5:800f0013 r4:80239bb0 [ 1340.556318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.556398][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.556527][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1340.556727][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.557195][ T32] r4:84bd5200 ** 5 printk messages dropped ** [ 1340.557429][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.557719][ T32] task:kworker/0:326 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.558162][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1340.558271][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.558332][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.558380][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.558431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc0c0 [ 1340.558456][ T32] r4:00000000 [ 1340.558489][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.558578][ T32] r9:83018005 r8:84232400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1340.558606][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.558655][ T32] r5:00001000 r4:eb679000 [ 1340.558702][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.558774][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.558826][ T32] r5:85591b8c r4:85591800 [ 1340.558874][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.558931][ T32] r7:dddced80 r6:83018000 r5:85591b8c r4:853e4200 [ 1340.558978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.559037][ T32] r10:61c88647 r9:84232400 r8:853e422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.559063][ T32] r4:853e4200 [ 1340.559083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.559134][ T32] r10:00000000 r9:853e4200 r8:80287e08 r7:eb589e60 r6:853e4280 r5:84232400 [ 1340.559336][ T32] r4:00000001 [ 1340.595118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.595212][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1340.595274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.595345][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.595382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.595419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.595447][ T32] r4:8542d880 [ 1340.595827][ T32] INFO: task kworker/0:326:5004 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.595954][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.596038][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.596142][ T32] Call trace: [ 1340.596191][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.596319][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.596353][ T32] r4:00000000 [ 1340.596377][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.596424][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.596457][ T32] 9d20: da75a000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.596499][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.596530][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.596582][ T32] r5:800f0013 r4:80239bb0 [ 1340.596609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.596659][ T32] r4:82ac21e4 [ 1340.596692][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.596748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.596775][ T32] r4:e0009dc0 [ 1340.596796][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.596919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.597023][ T32] r4:00000000 [ 1340.597050][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.597107][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.597133][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.597187][ T32] r5:00001000 r4:ecbd5000 [ 1340.597234][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.597311][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.597365][ T32] r5:85adb38c r4:85adb000 [ 1340.597387][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.597489][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.597589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.597648][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.597675][ T32] r4:84bd5200 [ 1340.597697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.597750][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.597776][ T32] r4:00000001 [ 1340.597797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1340.597931][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.598536][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.598935][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1340.608604][ T32] r9:83018005 r8:84231800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1340.608835][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.619696][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.619908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.620987][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.621460][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.621735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1340.622347][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.622778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.623473][ T32] r10:8291a684 r9:eb645d84 r8:00000002 r7:60000113 r6:eb645d8c r5:84230c00 ** 9 printk messages dropped ** [ 1340.624035][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.624293][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.624343][ T32] r5:00001000 r4:eb665000 [ 1340.624390][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.624514][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.624567][ T32] r5:8559138c r4:85591000 [ 1340.624638][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.624695][ T32] r7:dddced80 r6:83018000 r5:8559138c r4:853e4400 [ 1340.624720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.624809][ T32] r10:61c88647 r9:84230c00 r8:853e442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.624839][ T32] r4:853e4400 [ 1340.624861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.624943][ T32] r10:00000000 r9:853e4400 r8:80287e08 r7:eb639e60 r6:853e4480 r5:84230c00 [ 1340.624997][ T32] r4:00000001 [ 1340.625022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.625065][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1340.625096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.625128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.625160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.625200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.625232][ T32] r4:8542dc00 [ 1340.625534][ T32] INFO: task kworker/0:328:5007 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.625653][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.625800][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.625854][ T32] Call trace: [ 1340.625968][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.626029][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.626056][ T32] r4:00000000 [ 1340.626077][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.626122][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.626181][ T32] 9d20: da99b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.626223][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.626256][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.626284][ T32] r5:800f0013 r4:80239bb0 [ 1340.626306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.626354][ T32] r4:82ac21e4 [ 1340.626389][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.626472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.626513][ T32] r4:e0009dc0 [ 1340.626538][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.626590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.626615][ T32] r4:00000000 [ 1340.626636][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.626701][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.626730][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.626781][ T32] r5:00001000 r4:ecbd5000 [ 1340.626828][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.626878][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.626928][ T32] r5:85adb38c r4:85adb000 [ 1340.626951][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.627517][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) ** 7 printk messages dropped ** [ 1340.627848][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1340.628143][ T32] r4:854dec00 ** 5 printk messages dropped ** [ 1340.628494][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.628706][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.628960][ T32] r5:00001000 r4:eb66d000 ** 2 printk messages dropped ** [ 1340.629075][ T32] r5:8559178c r4:85591400 ** 4 printk messages dropped ** [ 1340.650936][ T32] r4:853e4500 ** 5 printk messages dropped ** [ 1340.651172][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.651950][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.652317][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 6 printk messages dropped ** [ 1340.652570][ T32] r4:e0009dc0 ** 5 printk messages dropped ** [ 1340.652821][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.653269][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.653742][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1340.653983][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.654276][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1340.654739][ T32] r9:83018205 r8:854d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 ** 5 printk messages dropped ** [ 1340.655151][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.655268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.655343][ T32] r10:61c88647 r9:854d3c00 r8:8543d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.655372][ T32] r4:8543d400 [ 1340.655394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.655447][ T32] r10:00000000 r9:8543d400 r8:80287e08 r7:eb341e60 r6:8543d480 r5:854d3c00 [ 1340.655474][ T32] r4:00000001 [ 1340.655497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.655539][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 1340.655568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.655600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.655644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.655682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.655706][ T32] r4:8542ed80 [ 1340.655922][ T32] INFO: task kworker/1:612:5012 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.655987][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.656192][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.656416][ T32] Call trace: [ 1340.656466][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.656529][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.656556][ T32] r4:00000000 [ 1340.656630][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.656748][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.656809][ T32] 9d20: dad39000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.656846][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.656876][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.656904][ T32] r5:800f0013 r4:80239bb0 [ 1340.656927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.656976][ T32] r4:82ac21e4 [ 1340.656998][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.657054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.657105][ T32] r4:e0009dc0 [ 1340.657131][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.657214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.657244][ T32] r4:00000000 [ 1340.657267][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.657324][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.657350][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.657398][ T32] r5:00001000 r4:ecbd5000 [ 1340.657419][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.657484][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.657540][ T32] r5:85adb38c r4:85adb000 [ 1340.657587][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.657647][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.657723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.657788][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.657887][ T32] r4:84bd5200 [ 1340.657912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.657966][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.657992][ T32] r4:00000001 [ 1340.658014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.658079][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.658150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.658191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.658223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.658256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.658308][ T32] r4:84bc6c00 [ 1340.658381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.658414][ T32] INFO: task kworker/0:330:5014 blocked for more than 467 seconds. [ 1340.658450][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.658475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.658501][ T32] task:kworker/0:330 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.658555][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.658633][ T32] Call trace: [ 1340.658671][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.658728][ T32] r10:8291a684 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:854d4800 [ 1340.658753][ T32] r4:854d4800 ** 2 printk messages dropped ** [ 1340.658867][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1340.680880][ T32] r5:00001000 r4:eb689000 [ 1340.680953][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.681079][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1340.681525][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.682452][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 11 printk messages dropped ** [ 1340.682953][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1340.683239][ T32] r5:00001000 r4:ecbd5000 ** 2 printk messages dropped ** [ 1340.683381][ T32] r5:85adb38c r4:85adb000 [ 1340.683407][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.683461][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.683485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.683608][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.683642][ T32] r4:84bd5200 [ 1340.683664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.683740][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.683768][ T32] r4:00000001 [ 1340.683789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.683830][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.683859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.683910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.683994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.684034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.684111][ T32] r4:84bc6c00 [ 1340.684139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.684177][ T32] INFO: task kworker/0:331:5016 blocked for more than 467 seconds. [ 1340.684216][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.684253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.684281][ T32] task:kworker/0:331 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.684332][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.684402][ T32] Call trace: [ 1340.684442][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.684510][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:854d6c00 [ 1340.684540][ T32] r4:854d6c00 [ 1340.684562][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.684612][ T32] r5:854d6c00 r4:8291a680 [ 1340.684658][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.684718][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.684772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1340.684799][ T32] r4:00000000 [ 1340.684820][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.684860][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.684928][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.684994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc800 ** 4 printk messages dropped ** [ 1340.685275][ T32] r5:00001000 r4:eb6cd000 ** 1 printk messages dropped ** [ 1340.685342][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.685681][ T32] r10:00000000 r9:853e4680 r8:80287e08 r7:eb691e60 r6:8543d580 r5:854d6c00 ** 10 printk messages dropped ** [ 1340.686407][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.686754][ T32] 9d20: db0ce000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1340.687222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1340.687946][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.688538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.688932][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.706418][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.707101][ T32] r5:00001000 r4:eb699000 [ 1340.707143][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.707481][ T32] r10:61c88647 r9:854d6000 r8:853e472c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.707808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.708611][ T32] r4:00000000 [ 1340.708633][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.708710][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.708746][ T32] 9d20: db51b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.708852][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.708885][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.708913][ T32] r5:800f0013 r4:80239bb0 [ 1340.708936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.709009][ T32] r4:82ac21e4 [ 1340.709034][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.709085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.709110][ T32] r4:e0009dc0 [ 1340.709131][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.709184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.709224][ T32] r4:00000000 [ 1340.719701][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.719818][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.719847][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.719903][ T32] r5:00001000 r4:ecbd5000 [ 1340.719927][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.719997][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.720053][ T32] r5:85adb38c r4:85adb000 [ 1340.720101][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.720177][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.720226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.720285][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.720311][ T32] r4:84bd5200 [ 1340.720359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.720418][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.720517][ T32] r4:00000001 [ 1340.720544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.720611][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.720649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.720684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.720714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.720747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.720772][ T32] r4:84bc6c00 [ 1340.720796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.720838][ T32] INFO: task kworker/0:333:5019 blocked for more than 467 seconds. [ 1340.720877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.720904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.720932][ T32] task:kworker/0:333 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.720991][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.721038][ T32] Call trace: [ 1340.721073][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.721131][ T32] r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:854d5400 [ 1340.721156][ T32] r4:854d5400 [ 1340.721186][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.721237][ T32] r5:854d5400 r4:8291a680 [ 1340.721260][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.721305][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.721354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 ** 1 printk messages dropped ** [ 1340.721399][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.721797][ T32] r5:00001000 r4:eb6a5000 [ 1340.721848][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.722065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1340.722730][ T32] r4:853cc240 ** 4 printk messages dropped ** [ 1340.723418][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.723994][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.724199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1340.724905][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.725321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.725873][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.726189][ T32] r5:854d3000 r4:8291a680 ** 5 printk messages dropped ** [ 1340.726523][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.726839][ T32] r5:00001000 r4:eb6b9000 ** 4 printk messages dropped ** [ 1340.727067][ T32] r7:dddced80 r6:83018000 r5:85592b8c r4:853e4800 ** 7 printk messages dropped ** [ 1340.727492][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) ** 4 printk messages dropped ** [ 1340.727673][ T32] r4:853cc400 ** 4 printk messages dropped ** [ 1340.728170][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.728241][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.728296][ T32] r4:00000000 [ 1340.728331][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.728380][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.728413][ T32] 9d20: db616000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.728451][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.728484][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.728513][ T32] r5:800f0013 r4:80239bb0 [ 1340.728538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.728611][ T32] r4:82ac21e4 [ 1340.728640][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.728718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.728753][ T32] r4:e0009dc0 [ 1340.728800][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.728857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.728897][ T32] r4:00000000 [ 1340.728925][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.728995][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.729038][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.729093][ T32] r5:00001000 r4:ecbd5000 [ 1340.729118][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.729164][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.729248][ T32] r5:85adb38c r4:85adb000 [ 1340.750921][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.751087][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.751116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.751184][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.751213][ T32] r4:84bd5200 [ 1340.751259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.751373][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.751404][ T32] r4:00000001 [ 1340.751441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.751489][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.751549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.751588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.751620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.751654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.751678][ T32] r4:84bc6c00 [ 1340.751727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.751789][ T32] INFO: task kworker/0:335:5024 blocked for more than 467 seconds. [ 1340.751833][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.751863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.751917][ T32] task:kworker/0:335 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.752009][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.752063][ T32] Call trace: [ 1340.752098][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.752159][ T32] r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c r5:84af6c00 [ 1340.752192][ T32] r4:84af6c00 [ 1340.752215][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.752264][ T32] r5:84af6c00 r4:8291a680 [ 1340.752286][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.752330][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.752406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1340.752446][ T32] r4:00000000 [ 1340.752487][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.752532][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.752605][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.752660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ccac0 [ 1340.752688][ T32] r4:00000000 [ 1340.752710][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.752764][ T32] r9:83018005 r8:84af6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1340.752813][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.752896][ T32] r5:00001000 r4:eb6e5000 [ 1340.752923][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.752970][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.753045][ T32] r5:8559378c r4:85593400 [ 1340.753071][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.753125][ T32] r7:dddced80 r6:83018000 r5:8559378c r4:853e4880 [ 1340.753148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.753210][ T32] r10:61c88647 r9:84af6c00 r8:853e48ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.753237][ T32] r4:853e4880 [ 1340.753257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.753310][ T32] r10:00000000 r9:853e4880 r8:80287e08 r7:eb6a9e60 r6:8543d780 r5:84af6c00 [ 1340.753341][ T32] r4:00000001 [ 1340.753390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.753603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1340.754484][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1340.755052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 11 printk messages dropped ** [ 1340.755735][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.756084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.756541][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1340.757020][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.757504][ T32] r5:00001000 r4:eb6d9000 ** 4 printk messages dropped ** [ 1340.757755][ T32] r7:dddced80 r6:83018000 r5:8559338c r4:853e4900 ** 4 printk messages dropped ** [ 1340.757970][ T32] r10:00000000 r9:853e4900 r8:80287e08 r7:eb6dde60 r6:8543d800 r5:85500000 ** 10 printk messages dropped ** [ 1340.758713][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.759049][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1340.784954][ T32] r4:82ac21e4 [ 1340.785016][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.785095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.785146][ T32] r4:e0009dc0 [ 1340.785178][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.785240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.785293][ T32] r4:00000000 [ 1340.785343][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.785404][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.785429][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.785481][ T32] r5:00001000 r4:ecbd5000 [ 1340.785527][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.785579][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.785632][ T32] r5:85adb38c r4:85adb000 [ 1340.785655][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.785735][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.785763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.785819][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.785868][ T32] r4:84bd5200 [ 1340.785894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.785949][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.785974][ T32] r4:00000001 [ 1340.785995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.786042][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.786090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.786127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.786157][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.786196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.786223][ T32] r4:84bc6c00 [ 1340.786249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.786282][ T32] INFO: task kworker/0:337:5028 blocked for more than 467 seconds. [ 1340.786319][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.786346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.786400][ T32] task:kworker/0:337 state:D stack:0 pid:5028 tgid:5028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.786471][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.786579][ T32] Call trace: [ 1340.786634][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.786722][ T32] r10:8291a684 r9:eb2bdd84 r8:00000002 r7:60000013 r6:eb2bdd8c r5:85501800 [ 1340.786752][ T32] r4:85501800 [ 1340.786789][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.786870][ T32] r5:85501800 r4:8291a680 [ 1340.786921][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.786982][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.787038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1340.787114][ T32] r4:00000000 [ 1340.787143][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.787230][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.787529][ T32] r5:00001000 r4:eb6f1000 ** 2 printk messages dropped ** [ 1340.787651][ T32] r5:85593b8c r4:85593800 ** 3 printk messages dropped ** [ 1340.787800][ T32] r10:61c88647 r9:85501800 r8:853e49ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.788151][ T32] r4:853cc740 ** 3 printk messages dropped ** [ 1340.788807][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.789186][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 ** 9 printk messages dropped ** [ 1340.801696][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.801995][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1340.802192][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.802538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.802892][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.803438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 ** 7 printk messages dropped ** [ 1340.803737][ T32] r9:83018005 r8:85502400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 3 printk messages dropped ** [ 1340.803921][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.804293][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.804463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.804529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.804563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.804598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.804625][ T32] r4:853cc740 [ 1340.804977][ T32] INFO: task kworker/0:338:5030 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.805019][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.805083][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.805170][ T32] Call trace: [ 1340.805225][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.805285][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.805311][ T32] r4:00000000 [ 1340.805333][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.805377][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.805411][ T32] 9d20: dc365000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.805446][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.805475][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.805503][ T32] r5:800f0013 r4:80239bb0 [ 1340.805524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.805570][ T32] r4:82ac21e4 [ 1340.805593][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.805642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.805667][ T32] r4:e0009dc0 [ 1340.805688][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.805738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.805763][ T32] r4:00000000 [ 1340.805783][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.805838][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.805862][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.805910][ T32] r5:00001000 r4:ecbd5000 [ 1340.805932][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.805976][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.806024][ T32] r5:85adb38c r4:85adb000 [ 1340.806046][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.806099][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.806134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.806198][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.806224][ T32] r4:84bd5200 [ 1340.806245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.806313][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.806344][ T32] r4:00000001 [ 1340.806377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.806443][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.806492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.806550][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.806585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.806662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.806691][ T32] r4:84bc6c00 [ 1340.806714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.806742][ T32] INFO: task kworker/0:339:5031 blocked for more than 467 seconds. [ 1340.806774][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.806800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.806826][ T32] task:kworker/0:339 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.806912][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.806965][ T32] Call trace: [ 1340.806997][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.807052][ T32] r10:8291a684 r9:eb471d84 r8:00000002 r7:60000013 r6:eb471d8c r5:85503000 [ 1340.807076][ T32] r4:85503000 [ 1340.807119][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.807221][ T32] r5:85503000 r4:8291a680 [ 1340.807249][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.807314][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.807411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 1340.807443][ T32] r4:00000000 [ 1340.807468][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1340.807626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ce040 ** 4 printk messages dropped ** [ 1340.807947][ T32] r5:00001000 r4:e088b000 ** 2 printk messages dropped ** [ 1340.808070][ T32] r5:85594b8c r4:85594800 ** 3 printk messages dropped ** [ 1340.808261][ T32] r10:61c88647 r9:85503000 r8:853e4aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.808762][ T32] r4:853cc740 ** 2 printk messages dropped ** [ 1340.809103][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.833187][ T32] 9d20: dc7db000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 8 printk messages dropped ** [ 1340.833562][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1340.834038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.834408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.834462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.834518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.834557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.834599][ T32] r4:84bc6c00 [ 1340.834638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.834684][ T32] INFO: task kworker/1:613:5034 blocked for more than 467 seconds. [ 1340.834723][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.834750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.834776][ T32] task:kworker/1:613 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.834880][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.834963][ T32] Call trace: [ 1340.834998][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.835054][ T32] r10:8291a684 r9:eb67dd84 r8:00000002 r7:60000113 r6:eb67dd8c r5:85503c00 [ 1340.835080][ T32] r4:85503c00 [ 1340.835101][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.835168][ T32] r5:85503c00 r4:8291a680 [ 1340.835200][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.835245][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.835317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 1340.835361][ T32] r4:00000000 [ 1340.835384][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.835424][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.835463][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.835511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa400 [ 1340.835536][ T32] r4:00000000 [ 1340.835559][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.835611][ T32] r9:83018205 r8:85503c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.835668][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.835721][ T32] r5:00001000 r4:dfe71000 [ 1340.835745][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.835811][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.835869][ T32] r5:85516f8c r4:85516c00 [ 1340.835894][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.835946][ T32] r7:ddde2d80 r6:83018200 r5:85516f8c r4:8543da00 [ 1340.835970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.836024][ T32] r10:61c88647 r9:85503c00 r8:8543da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.836049][ T32] r4:8543da00 [ 1340.836071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.836124][ T32] r10:00000000 r9:8543da00 r8:80287e08 r7:eb681e60 r6:8543da80 r5:85503c00 [ 1340.836148][ T32] r4:00000001 [ 1340.836169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.836216][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1340.836247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.836279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.836309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.836359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.836389][ T32] r4:853aa080 ** 2 printk messages dropped ** [ 1340.836904][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.837180][ T32] 9d20: dc7db000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1340.837477][ T32] r4:e0009dc0 ** 6 printk messages dropped ** [ 1340.837725][ T32] r5:00001000 r4:ecbd5000 ** 6 printk messages dropped ** [ 1340.837993][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.838305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.838677][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.838861][ T32] r5:85504800 r4:8291a680 ** 5 printk messages dropped ** [ 1340.839093][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.861939][ T32] r5:00001000 r4:e0643000 ** 4 printk messages dropped ** [ 1340.862142][ T32] r7:ddde2d80 r6:83018200 r5:8559438c r4:8543db00 ** 7 printk messages dropped ** [ 1340.862489][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) ** 6 printk messages dropped ** [ 1340.863165][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.863721][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.863955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1340.864428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.864482][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.864533][ T32] r4:84bd5200 [ 1340.864581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.864639][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.864666][ T32] r4:00000001 [ 1340.864687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.864729][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.864761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.864792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.864822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.864856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.864924][ T32] r4:84bc6c00 [ 1340.864976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.865014][ T32] INFO: task kworker/1:615:5039 blocked for more than 467 seconds. [ 1340.865051][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.865116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.865146][ T32] task:kworker/1:615 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.865203][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.865248][ T32] Call trace: [ 1340.865280][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.865350][ T32] r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:85505400 [ 1340.865391][ T32] r4:85505400 [ 1340.865417][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.865468][ T32] r5:85505400 r4:8291a680 [ 1340.865490][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.865533][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.865582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1340.865607][ T32] r4:00000000 [ 1340.865628][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.865669][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.865709][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.865757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365040 [ 1340.865782][ T32] r4:00000000 [ 1340.865803][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.865854][ T32] r9:83018205 r8:85505400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1340.865877][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.865926][ T32] r5:00001000 r4:eb481000 [ 1340.865959][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.866009][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.866057][ T32] r5:8551778c r4:85517400 [ 1340.866078][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.866129][ T32] r7:ddde2d80 r6:83018200 r5:8551778c r4:8543dc00 [ 1340.866151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.866210][ T32] r10:61c88647 r9:85505400 r8:8543dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.866235][ T32] r4:8543dc00 [ 1340.866256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.866308][ T32] r10:00000000 r9:8543dc00 r8:80287e08 r7:eb681e60 r6:8543dc80 r5:85505400 [ 1340.866334][ T32] r4:00000001 [ 1340.866355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.866411][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) ** 4 printk messages dropped ** [ 1340.866593][ T32] r4:853aa200 ** 3 printk messages dropped ** [ 1340.866996][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.867257][ T32] 9d20: dcd0b000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1340.867607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1340.867992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.868319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.868660][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.869051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 ** 7 printk messages dropped ** [ 1340.881420][ T32] r9:83018005 r8:85506000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1340.881642][ T32] r5:8559478c r4:85594400 ** 4 printk messages dropped ** [ 1340.881963][ T32] r4:853e4b80 ** 1 printk messages dropped ** [ 1340.882045][ T32] r10:00000000 r9:853e4b80 r8:80287e08 r7:eb471e60 r6:8543dd00 r5:85506000 [ 1340.882070][ T32] r4:00000001 [ 1340.882091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.882133][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1340.882167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.882207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.882237][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.882270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.882296][ T32] r4:853cc880 [ 1340.882655][ T32] INFO: task kworker/0:340:5041 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.882700][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.882807][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.882861][ T32] Call trace: [ 1340.882895][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.882956][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.882982][ T32] r4:00000000 [ 1340.883003][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.883047][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.883106][ T32] 9d20: dcd0b000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.883179][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.883215][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.883243][ T32] r5:800f0013 r4:80239bb0 [ 1340.883266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.883314][ T32] r4:82ac21e4 [ 1340.883355][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.883407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.883433][ T32] r4:e0009dc0 [ 1340.883455][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.883504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.883528][ T32] r4:00000000 [ 1340.883550][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.883603][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.883627][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.883675][ T32] r5:00001000 r4:ecbd5000 [ 1340.883696][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.883739][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.883806][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1340.883971][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.884369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.884606][ T32] task:kworker/0:341 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.885117][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.885422][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.885568][ T32] r5:00001000 r4:eaadb000 ** 2 printk messages dropped ** [ 1340.885692][ T32] r5:85594f8c r4:85594c00 ** 3 printk messages dropped ** [ 1340.885838][ T32] r10:61c88647 r9:85506c00 r8:853e4c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.886329][ T32] r4:853ccf80 ** 3 printk messages dropped ** [ 1340.886707][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.887136][ T32] 9d20: dcd0b000 dfc99000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1340.887606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1340.888030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.888341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.888754][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.888986][ T32] r5:855d9800 r4:8291a680 ** 5 printk messages dropped ** [ 1340.909152][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.910453][ T32] r5:00001000 r4:eab4d000 ** 2 printk messages dropped ** [ 1340.910579][ T32] r5:8559538c r4:85595000 ** 2 printk messages dropped ** [ 1340.910684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.910793][ T32] r10:61c88647 r9:855d9800 r8:853e4cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.910856][ T32] r4:853e4c80 [ 1340.911454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.911522][ T32] r10:00000000 r9:853e4c80 r8:80287e08 r7:eb4c5e60 r6:853e4d00 r5:855d9800 [ 1340.911577][ T32] r4:00000001 [ 1340.911604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.911653][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1340.911693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.911729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.911809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.911848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.911887][ T32] r4:853ce2c0 [ 1340.912268][ T32] INFO: task kworker/0:342:5045 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.912313][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.912701][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.912775][ T32] Call trace: [ 1340.912846][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.912910][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.913141][ T32] r4:00000000 [ 1340.913169][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.913372][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.913420][ T32] 9d20: dd185000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.913455][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.913483][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.913512][ T32] r5:800f0013 r4:80239bb0 [ 1340.913605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.913662][ T32] r4:82ac21e4 [ 1340.913687][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.913739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.913783][ T32] r4:e0009dc0 [ 1340.913907][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.913963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.913989][ T32] r4:00000000 [ 1340.914010][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.914179][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.914210][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.914293][ T32] r5:00001000 r4:ecbd5000 [ 1340.914321][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.914369][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.914438][ T32] r5:85adb38c r4:85adb000 [ 1340.914564][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.914687][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.914720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.914783][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.914810][ T32] r4:84bd5200 [ 1340.914831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.914903][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.914933][ T32] r4:00000001 [ 1340.914955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.915071][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.915186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.915224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.915254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.915288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.915312][ T32] r4:84bc6c00 [ 1340.915354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.915390][ T32] INFO: task kworker/0:343:5047 blocked for more than 467 seconds. [ 1340.915427][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.915455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.915480][ T32] task:kworker/0:343 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.915646][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.916841][ T32] Call trace: [ 1340.916895][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.916956][ T32] r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000013 r6:eb4e1d8c r5:855da400 [ 1340.916981][ T32] r4:855da400 [ 1340.917008][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.917059][ T32] r5:855da400 r4:8291a680 [ 1340.917082][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.917513][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.917571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 [ 1340.917616][ T32] r4:00000000 [ 1340.918178][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1340.918226][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.918281][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.918335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ce740 [ 1340.918360][ T32] r4:00000000 [ 1340.918382][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.918434][ T32] r9:83018005 r8:855da400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1340.918458][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.918507][ T32] r5:00001000 r4:ead25000 [ 1340.918532][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.918578][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.918631][ T32] r5:85595b8c r4:85595800 [ 1340.918652][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.918706][ T32] r7:dddced80 r6:83018000 r5:85595b8c r4:853e4d80 ** 1 printk messages dropped ** [ 1340.918852][ T32] r10:61c88647 r9:855da400 r8:853e4dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.962615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.963581][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 ** 6 printk messages dropped ** [ 1340.964442][ T32] r5:800f0013 r4:80239bb0 ** 5 printk messages dropped ** [ 1340.964830][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.965520][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1340.966179][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.966898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.967289][ T32] task:kworker/0:344 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.967998][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.968227][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.968481][ T32] r5:00001000 r4:eacd1000 ** 2 printk messages dropped ** [ 1340.968611][ T32] r5:8559578c r4:85595400 ** 3 printk messages dropped ** [ 1340.968802][ T32] r10:61c88647 r9:855db000 r8:853e4eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.968827][ T32] r4:853e4e80 [ 1340.968862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.968949][ T32] r10:00000000 r9:853e4e80 r8:80287e08 r7:eb4e1e60 r6:853e4f00 r5:855db000 [ 1340.968994][ T32] r4:00000001 [ 1340.969070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.969200][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1340.979788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.979876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.979910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.979947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.980000][ T32] r4:853ce3c0 [ 1340.980444][ T32] INFO: task kworker/0:344:5048 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1340.980493][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.980569][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.980645][ T32] Call trace: [ 1340.980703][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.980797][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1340.980844][ T32] r4:00000000 [ 1340.980894][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.980945][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1340.980980][ T32] 9d20: ddcc1000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1340.981013][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1340.981041][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.981068][ T32] r5:800f0013 r4:80239bb0 [ 1340.981090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.981217][ T32] r4:82ac21e4 [ 1340.981295][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.981352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1340.981377][ T32] r4:e0009dc0 [ 1340.981400][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1340.981451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1340.981476][ T32] r4:00000000 [ 1340.981571][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.981631][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1340.981657][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.981708][ T32] r5:00001000 r4:ecbd5000 [ 1340.981730][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1340.981774][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.981871][ T32] r5:85adb38c r4:85adb000 [ 1340.981996][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.982056][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1340.982081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.982151][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.982193][ T32] r4:84bd5200 [ 1340.982306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.982367][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1340.982417][ T32] r4:00000001 [ 1340.982443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.982513][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1340.982658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.982700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.982731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.982794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.982848][ T32] r4:84bc6c00 [ 1340.982875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.982910][ T32] INFO: task kworker/0:345:5051 blocked for more than 467 seconds. [ 1340.982949][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.983071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.983102][ T32] task:kworker/0:345 state:D stack:0 pid:5051 tgid:5051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.983295][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.983404][ T32] Call trace: [ 1340.983594][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1340.983659][ T32] r10:8291a684 r9:eb4e5d84 r8:00000002 r7:60000013 r6:eb4e5d8c r5:855dbc00 [ 1340.983686][ T32] r4:855dbc00 [ 1340.983707][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1340.983757][ T32] r5:855dbc00 r4:8291a680 ** 3 printk messages dropped ** [ 1340.983924][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.984092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ce880 ** 4 printk messages dropped ** [ 1340.984412][ T32] r5:00001000 r4:eae7b000 [ 1340.984435][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.984786][ T32] r7:dddced80 r6:83018000 r5:85595f8c r4:853e4f80 ** 7 printk messages dropped ** [ 1340.985286][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) ** 6 printk messages dropped ** [ 1340.985892][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.986825][ T32] r5:800f0013 r4:80239bb0 ** 5 printk messages dropped ** [ 1340.987099][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.987804][ T32] r5:85adb38c r4:85adb000 ** 4 printk messages dropped ** [ 1340.988423][ T32] r4:84bd5200 ** 5 printk messages dropped ** [ 1340.988704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.988737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.988769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.988804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.988828][ T32] r4:84bc6c00 [ 1340.988851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.988882][ T32] INFO: task kworker/0:346:5053 blocked for more than 467 seconds. [ 1340.988941][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1340.989022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.989069][ T32] task:kworker/0:346 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.989186][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.989265][ T32] Call trace: [ 1341.023919][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.024017][ T32] r10:8291a684 r9:eb4f1d84 r8:00000002 r7:60000113 r6:eb4f1d8c r5:855dc800 [ 1341.024083][ T32] r4:855dc800 [ 1341.024111][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.024164][ T32] r5:855dc800 r4:8291a680 [ 1341.024285][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.024337][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.024390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 [ 1341.024417][ T32] r4:00000000 [ 1341.024438][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.024478][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.024522][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.024606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cea00 [ 1341.024671][ T32] r4:00000000 [ 1341.024708][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.024765][ T32] r9:83018005 r8:855dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1341.024792][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.024844][ T32] r5:00001000 r4:eaee9000 [ 1341.024867][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.025157][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.025220][ T32] r5:8559638c r4:85596000 [ 1341.025243][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.025298][ T32] r7:dddced80 r6:83018000 r5:8559638c r4:853b5000 [ 1341.025789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.025932][ T32] r10:61c88647 r9:855dc800 r8:853b502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.025962][ T32] r4:853b5000 [ 1341.025999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.026070][ T32] r10:00000000 r9:853b5000 r8:80287e08 r7:eb4e5e60 r6:853b5080 r5:855dc800 [ 1341.026794][ T32] r4:00000001 [ 1341.027032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.027160][ T32] Exception stack(0xeb4f1fb0 to 0xeb4f1ff8) [ 1341.027204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.027238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.027268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.027301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.027340][ T32] r4:853ce700 [ 1341.028263][ T32] INFO: task kworker/0:346:5053 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1341.028319][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.028429][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.028487][ T32] Call trace: [ 1341.028562][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.028624][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1341.028651][ T32] r4:00000000 [ 1341.028673][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.028750][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1341.028787][ T32] 9d20: de46c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1341.028821][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1341.028851][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.028879][ T32] r5:800f0013 r4:80239bb0 [ 1341.028901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.028948][ T32] r4:82ac21e4 [ 1341.028970][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.029188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1341.030153][ T32] r4:e0009dc0 [ 1341.039905][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.039989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1341.040017][ T32] r4:00000000 [ 1341.040040][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.040096][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 ** 6 printk messages dropped ** [ 1341.040506][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 ** 4 printk messages dropped ** [ 1341.040704][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 8 printk messages dropped ** [ 1341.041537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1341.041937][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1341.042320][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.042578][ T32] r5:00001000 r4:eaf1d000 ** 4 printk messages dropped ** [ 1341.042763][ T32] r7:dddced80 r6:83018000 r5:8559678c r4:853b5100 [ 1341.042785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.042870][ T32] r10:61c88647 r9:855dd400 r8:853b512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.042900][ T32] r4:853b5100 [ 1341.042921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.042976][ T32] r10:00000000 r9:853b5100 r8:80287e08 r7:eb4f1e60 r6:853b5180 r5:855dd400 [ 1341.043001][ T32] r4:00000001 [ 1341.043022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.043063][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1341.043093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.043294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.043392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.043431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.043455][ T32] r4:853ce800 [ 1341.043847][ T32] INFO: task kworker/0:347:5055 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1341.043889][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.044198][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.044378][ T32] Call trace: [ 1341.044412][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.044472][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1341.044654][ T32] r4:00000000 [ 1341.044702][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.044752][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1341.044784][ T32] 9d20: de46c000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1341.045026][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1341.045060][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.045088][ T32] r5:800f0013 r4:80239bb0 [ 1341.045110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.045157][ T32] r4:82ac21e4 [ 1341.045184][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.045235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1341.045348][ T32] r4:e0009dc0 [ 1341.045375][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.045427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1341.045666][ T32] r4:00000000 [ 1341.045904][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.045966][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1341.045994][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.046042][ T32] r5:00001000 r4:ecbd5000 [ 1341.046063][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.046170][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.046275][ T32] r5:85adb38c r4:85adb000 [ 1341.046308][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.046510][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1341.046538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.046780][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 8 printk messages dropped ** [ 1341.047208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1341.047839][ T32] r4:855de000 ** 4 printk messages dropped ** [ 1341.048028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 ** 9 printk messages dropped ** [ 1341.048446][ T32] r5:00001000 r4:eb217000 [ 1341.048469][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.048588][ T32] r5:8559738c r4:85597000 ** 4 printk messages dropped ** [ 1341.048857][ T32] r4:853b5200 ** 6 printk messages dropped ** [ 1341.049108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.075418][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1341.075448][ T32] r4:00000000 [ 1341.075504][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.075557][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1341.075600][ T32] 9d20: de9b3000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1341.075837][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1341.075872][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.075902][ T32] r5:800f0013 r4:80239bb0 [ 1341.075925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.075979][ T32] r4:82ac21e4 [ 1341.076005][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.076056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1341.076081][ T32] r4:e0009dc0 [ 1341.076207][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.076298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1341.076329][ T32] r4:00000000 [ 1341.076566][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.076630][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1341.076655][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.076704][ T32] r5:00001000 r4:ecbd5000 [ 1341.076726][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.076770][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.076944][ T32] r5:85adb38c r4:85adb000 [ 1341.076973][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.077030][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1341.077054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.077109][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.077134][ T32] r4:84bd5200 [ 1341.077171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.077234][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1341.077260][ T32] r4:00000001 [ 1341.077282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.077324][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1341.077354][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.077385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.077420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.077476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.077506][ T32] r4:84bc6c00 [ 1341.077578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1341.077884][ T32] task:kworker/0:349 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.078607][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.079009][ T32] r9:83018005 r8:855dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 1 printk messages dropped ** [ 1341.079080][ T32] r5:00001000 r4:eaf55000 ** 4 printk messages dropped ** [ 1341.094424][ T32] r7:dddced80 r6:83018000 r5:85596b8c r4:853b5300 ** 2 printk messages dropped ** [ 1341.094593][ T32] r4:853b5300 [ 1341.094616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.094672][ T32] r10:00000000 r9:853b5300 r8:80287e08 r7:eb515e60 r6:853b5380 r5:855dec00 [ 1341.094702][ T32] r4:00000001 [ 1341.094733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.094827][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1341.094872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.094905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.094998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.095037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.095063][ T32] r4:853ce980 [ 1341.095513][ T32] INFO: task kworker/0:349:5059 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1341.095578][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.095657][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.095741][ T32] Call trace: [ 1341.095780][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.095846][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1341.095876][ T32] r4:00000000 [ 1341.095896][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.095941][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1341.096004][ T32] 9d20: dec46000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1341.096042][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1341.096071][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.096098][ T32] r5:800f0013 r4:80239bb0 [ 1341.096120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.096190][ T32] r4:82ac21e4 [ 1341.096220][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.096377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1341.096440][ T32] r4:e0009dc0 [ 1341.096468][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.096522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 3 printk messages dropped ** [ 1341.096669][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.097050][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.097472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.097803][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.098229][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.098694][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.098746][ T32] r5:00001000 r4:eb0c9000 ** 1 printk messages dropped ** [ 1341.098827][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.099067][ T32] r4:853b5400 ** 5 printk messages dropped ** [ 1341.116239][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.117019][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.117248][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 5 printk messages dropped ** [ 1341.117491][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.117763][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.118332][ T32] r5:85adb38c r4:85adb000 ** 3 printk messages dropped ** [ 1341.118494][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.130470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.130549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.130607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.130640][ T32] r4:84bc6c00 [ 1341.130667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.130702][ T32] INFO: task kworker/0:351:5063 blocked for more than 467 seconds. [ 1341.130770][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.131139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.131173][ T32] task:kworker/0:351 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.131270][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.131373][ T32] Call trace: [ 1341.132053][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.132122][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000013 r6:eb525d8c r5:855d8000 [ 1341.132151][ T32] r4:855d8000 [ 1341.132173][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.132233][ T32] r5:855d8000 r4:8291a680 [ 1341.132256][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.132300][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.132350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1341.132390][ T32] r4:00000000 [ 1341.132418][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.132460][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.132516][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.132621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c040 [ 1341.132675][ T32] r4:00000000 [ 1341.132701][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.132759][ T32] r9:83018005 r8:855d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1341.132785][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.132909][ T32] r5:00001000 r4:eb229000 [ 1341.132949][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.133000][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.133052][ T32] r5:8559778c r4:85597400 [ 1341.133075][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.133186][ T32] r7:dddced80 r6:83018000 r5:8559778c r4:853b5500 [ 1341.133264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.133334][ T32] r10:61c88647 r9:855d8000 r8:853b552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.133419][ T32] r4:853b5500 [ 1341.133522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.133582][ T32] r10:00000000 r9:853b5500 r8:80287e08 r7:eb515e60 r6:853b5580 r5:855d8000 [ 1341.133608][ T32] r4:00000001 [ 1341.133628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.133670][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1341.133729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.133972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.134596][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.135371][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.135573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 7 printk messages dropped ** [ 1341.135896][ T32] r5:85adb38c r4:85adb000 ** 6 printk messages dropped ** [ 1341.136302][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 7 printk messages dropped ** [ 1341.137285][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1341.137544][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.161338][ T32] r5:855e0c00 r4:8291a680 [ 1341.161366][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.161417][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.161517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1341.161598][ T32] r4:00000000 [ 1341.161626][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.161669][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.161715][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.161765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aae80 [ 1341.161839][ T32] r4:00000000 [ 1341.161866][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.161927][ T32] r9:83018005 r8:855e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1341.161979][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.162038][ T32] r5:00001000 r4:eb27d000 [ 1341.162062][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.162133][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.162242][ T32] r5:8551738c r4:85517000 [ 1341.162330][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.162404][ T32] r7:dddced80 r6:83018000 r5:8551738c r4:853b5600 [ 1341.162430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.162487][ T32] r10:61c88647 r9:855e0c00 r8:853b562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.162513][ T32] r4:853b5600 [ 1341.162536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.162591][ T32] r10:00000000 r9:853b5600 r8:80287e08 r7:eb525e60 r6:853b5680 r5:855e0c00 [ 1341.162616][ T32] r4:00000001 [ 1341.162637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.162730][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1341.162769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.162826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.162888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.162927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.162999][ T32] r4:8535c200 [ 1341.163439][ T32] INFO: task kworker/0:352:5065 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1341.163492][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.163567][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.163623][ T32] Call trace: [ 1341.163657][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.163717][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1341.163743][ T32] r4:00000000 [ 1341.163764][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.163825][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1341.163863][ T32] 9d20: df63f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1341.163896][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1341.163925][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.164025][ T32] r5:800f0013 r4:80239bb0 [ 1341.164054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.164104][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1341.164185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 10 printk messages dropped ** [ 1341.164720][ T32] r5:85adb38c r4:85adb000 ** 1 printk messages dropped ** [ 1341.164798][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1341.164823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.164878][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.164903][ T32] r4:84bd5200 [ 1341.164973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.165056][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1341.165099][ T32] r4:00000001 [ 1341.165125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.165167][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1341.165210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.165245][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.165275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.165321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.165400][ T32] r4:84bc6c00 [ 1341.165428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.165463][ T32] INFO: task kworker/0:353:5066 blocked for more than 467 seconds. [ 1341.165500][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.165529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.165578][ T32] task:kworker/0:353 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.165662][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.165710][ T32] Call trace: [ 1341.165744][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.165799][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:855e1800 [ 1341.165824][ T32] r4:855e1800 [ 1341.165845][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.165893][ T32] r5:855e1800 r4:8291a680 ** 2 printk messages dropped ** [ 1341.166064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 ** 9 printk messages dropped ** [ 1341.166521][ T32] r5:00001000 r4:eb255000 [ 1341.166558][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.166719][ T32] r5:85597b8c r4:85597800 ** 4 printk messages dropped ** [ 1341.166931][ T32] r4:853b5700 ** 5 printk messages dropped ** [ 1341.167431][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.168127][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.168350][ T32] Exception stack(0xe0009d28 to 0xe0009d70) ** 7 printk messages dropped ** [ 1341.168653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 ** 9 printk messages dropped ** [ 1341.169186][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.190480][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 ** 8 printk messages dropped ** [ 1341.190847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1341.191436][ T32] r4:83b50000 ** 4 printk messages dropped ** [ 1341.191741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 ** 8 printk messages dropped ** [ 1341.192322][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.192417][ T32] r5:00001000 r4:eb293000 [ 1341.192452][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.192525][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.192604][ T32] r5:85597f8c r4:85597c00 [ 1341.192631][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.192684][ T32] r7:dddced80 r6:83018000 r5:85597f8c r4:853b5800 [ 1341.192732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.192790][ T32] r10:61c88647 r9:83b50000 r8:853b582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.192816][ T32] r4:853b5800 [ 1341.192837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.192914][ T32] r10:00000000 r9:853b5800 r8:80287e08 r7:eb531e60 r6:8543de00 r5:83b50000 [ 1341.192943][ T32] r4:00000001 [ 1341.192965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.193008][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1341.193079][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.193117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.193168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.193235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.193265][ T32] r4:8535c580 [ 1341.193650][ T32] INFO: task kworker/0:354:5069 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1341.193717][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.193811][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.193885][ T32] Call trace: [ 1341.193921][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.193980][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1341.194007][ T32] r4:00000000 [ 1341.194028][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.194085][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1341.194122][ T32] 9d20: df964000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1341.194195][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1341.194229][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.194259][ T32] r5:800f0013 r4:80239bb0 [ 1341.194282][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.194329][ T32] r4:82ac21e4 [ 1341.194352][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.194402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1341.194434][ T32] r4:e0009dc0 [ 1341.194455][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.194504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1341.194529][ T32] r4:00000000 [ 1341.194549][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.194673][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1341.194809][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.194905][ T32] r5:00001000 r4:ecbd5000 [ 1341.194931][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.194977][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.195048][ T32] r5:85adb38c r4:85adb000 [ 1341.195099][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.195269][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1341.195337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.195433][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.195488][ T32] r4:84bd5200 [ 1341.195541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1341.195628][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.195883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.196370][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.196925][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.197533][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.197737][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.198436][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) ** 4 printk messages dropped ** [ 1341.198593][ T32] r4:8535c180 ** 2 printk messages dropped ** [ 1341.199003][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.219884][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.220282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 ** 10 printk messages dropped ** [ 1341.220929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.221361][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.221837][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.222221][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.222661][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.222708][ T32] r5:00001000 r4:eb2c3000 [ 1341.222730][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.222774][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.222821][ T32] r5:855a078c r4:855a0400 [ 1341.222858][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.222988][ T32] r7:dddced80 r6:83018000 r5:855a078c r4:853b5900 [ 1341.223014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.223070][ T32] r10:61c88647 r9:83b52400 r8:853b592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.223094][ T32] r4:853b5900 [ 1341.223115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.223166][ T32] r10:00000000 r9:853b5900 r8:80287e08 r7:eb551e60 r6:8543df00 r5:83b52400 [ 1341.223202][ T32] r4:00000001 [ 1341.223224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.223365][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1341.223402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.223473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.223589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.223627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.223774][ T32] r4:8535c180 [ 1341.224166][ T32] INFO: task kworker/0:356:5073 is blocked on a mutex likely owned by task kworker/1:188:3701. [ 1341.224216][ T32] task:kworker/1:188 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.224312][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.224468][ T32] Call trace: [ 1341.224531][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.224615][ T32] r10:82ac21c4 r9:848fc800 r8:80200be4 r7:e0009d5c r6:ffffffff r5:848fc800 [ 1341.224660][ T32] r4:00000000 [ 1341.224685][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.224759][ T32] Exception stack(0xe0009d28 to 0xe0009d70) [ 1341.224795][ T32] 9d20: dfc0f000 dfc99000 00000001 80239b98 7f1e3000 00000001 [ 1341.224875][ T32] 9d40: 82ac15a0 7f1e3000 dfc99000 8280c928 82ac21c4 e0009da4 e0009da8 e0009d78 [ 1341.224911][ T32] 9d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.224941][ T32] r5:800f0013 r4:80239bb0 [ 1341.224966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.225015][ T32] r4:82ac21e4 [ 1341.225039][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.225090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0009dc0 r5:e0009e08 [ 1341.225142][ T32] r4:e0009dc0 [ 1341.225170][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.225228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ac3f40 [ 1341.225255][ T32] r4:00000000 [ 1341.225276][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.225329][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [ 1341.225354][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.225404][ T32] r5:00001000 r4:ecbd5000 [ 1341.225464][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.225541][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.225618][ T32] r5:85adb38c r4:85adb000 [ 1341.225647][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.225704][ T32] r7:ddde2d80 r6:83018200 r5:85adb38c r4:84bd5200 [ 1341.225729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.225785][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.225837][ T32] r4:84bd5200 [ 1341.225864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.225944][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1341.225974][ T32] r4:00000001 [ 1341.226052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.226099][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1341.226248][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.226290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.226323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.226358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.226383][ T32] r4:84bc6c00 [ 1341.226407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.226486][ T32] INFO: task kworker/0:357:5075 blocked for more than 467 seconds. [ 1341.226526][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.226560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.226588][ T32] task:kworker/0:357 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.226857][ T32] r4:83b53000 ** 4 printk messages dropped ** [ 1341.227197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 ** 9 printk messages dropped ** [ 1341.227752][ T32] r5:00001000 r4:eb3ef000 [ 1341.227798][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.228167][ T32] r10:61c88647 r9:83b53000 r8:853b59ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.228832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.256131][ T32] r5:848fc800 r4:8291a680 ** 3 printk messages dropped ** [ 1341.256332][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.256557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7040 ** 11 printk messages dropped ** [ 1341.257100][ T32] r10:61c88647 r9:848fc800 r8:84bd522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.257126][ T32] r4:84bd5200 [ 1341.257175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.257242][ T32] r10:00000000 r9:84bd5200 r8:80287e08 r7:e013de60 r6:84bd5280 r5:848fc800 [ 1341.257274][ T32] r4:00000001 [ 1341.257298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.257343][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 1341.257400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.257439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.257471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.257507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.257533][ T32] r4:84bc6c00 [ 1341.257582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.257628][ T32] INFO: task kworker/0:358:5077 blocked for more than 467 seconds. [ 1341.257699][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.257767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.257831][ T32] task:kworker/0:358 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.257919][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.257970][ T32] Call trace: [ 1341.258031][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.258093][ T32] r10:8291a684 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:83b53c00 [ 1341.258146][ T32] r4:83b53c00 [ 1341.258174][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.258232][ T32] r5:83b53c00 r4:8291a680 [ 1341.258281][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.258376][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.258460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1341.258514][ T32] r4:00000000 [ 1341.258547][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.258591][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.258683][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.258738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cd00 [ 1341.258789][ T32] r4:00000000 [ 1341.258831][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.258898][ T32] r9:83018005 r8:83b53c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1341.258972][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.259042][ T32] r5:00001000 r4:eb46d000 [ 1341.259073][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.259175][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.272592][ T32] r5:855a0f8c r4:855a0c00 [ 1341.272650][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.272755][ T32] r7:dddced80 r6:83018000 r5:855a0f8c r4:853b5a00 [ 1341.272792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.272856][ T32] r10:61c88647 r9:83b53c00 r8:853b5a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.272884][ T32] r4:853b5a00 ** 2 printk messages dropped ** [ 1341.273073][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.273344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.274332][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1341.274595][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.274854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.275174][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.275831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.276242][ T32] INFO: task kworker/0:359:5078 blocked for more than 467 seconds. ** 5 printk messages dropped ** [ 1341.276495][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.276575][ T32] r10:8291a684 r9:eb585d84 r8:00000002 r7:60000013 r6:eb585d8c r5:83b54800 [ 1341.276606][ T32] r4:83b54800 [ 1341.276677][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.276780][ T32] r5:83b54800 r4:8291a680 [ 1341.276808][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.276854][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.276912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1341.276939][ T32] r4:00000000 [ 1341.276962][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.277008][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.277050][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.277129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cec0 [ 1341.277199][ T32] r4:00000000 [ 1341.277227][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.277283][ T32] r9:83018005 r8:83b54800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1341.277307][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.277356][ T32] r5:00001000 r4:eb4bd000 [ 1341.277400][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.277451][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.277500][ T32] r5:855a138c r4:855a1000 [ 1341.277564][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.277664][ T32] r7:dddced80 r6:83018000 r5:855a138c r4:853b5a80 [ 1341.277698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.277753][ T32] r10:61c88647 r9:83b54800 r8:853b5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.277802][ T32] r4:853b5a80 [ 1341.277827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.277918][ T32] r10:00000000 r9:853b5a80 r8:80287e08 r7:eb579e60 r6:8536a080 r5:83b54800 [ 1341.277972][ T32] r4:00000001 [ 1341.278023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.278068][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1341.278122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.278158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.278222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.278285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.278313][ T32] r4:8535cb80 [ 1341.278582][ T32] INFO: task kworker/0:359:5078 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.278626][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.297463][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1341.297583][ T32] r5:900f0013 r4:80239bb0 [ 1341.297616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.297706][ T32] r4:82ac21e4 [ 1341.297765][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.297879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.297909][ T32] r4:e023ddc0 [ 1341.297933][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.297985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.298010][ T32] r4:00000000 [ 1341.298031][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.298086][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.298110][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.298161][ T32] r5:00001000 r4:dfcb9000 [ 1341.298189][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.298237][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.298284][ T32] r5:84ba578c r4:84ba5400 [ 1341.298306][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.298359][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.298382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.298460][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.298507][ T32] r4:84bd5400 [ 1341.298537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.298592][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.298617][ T32] r4:00000001 [ 1341.298638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.298730][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.298771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.298829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.298875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.298936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.298966][ T32] r4:84bd4200 [ 1341.299037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1341.312651][ T32] r10:8291a684 r9:eb541d84 r8:00000002 r7:60000113 r6:eb541d8c r5:83b55400 ** 9 printk messages dropped ** [ 1341.313273][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.313715][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.313766][ T32] r5:85517b8c r4:85517800 ** 3 printk messages dropped ** [ 1341.313959][ T32] r10:61c88647 r9:83b55400 r8:8536a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.314434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.315364][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 7 printk messages dropped ** [ 1341.315615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.316068][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1341.316339][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.316581][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.316986][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.317481][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.317962][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.318127][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.318267][ T32] r5:855a178c r4:855a1400 [ 1341.318325][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.318388][ T32] r7:dddced80 r6:83018000 r5:855a178c r4:853b5b00 [ 1341.318427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.318571][ T32] r10:61c88647 r9:83b56000 r8:853b5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.318620][ T32] r4:853b5b00 [ 1341.318671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.318791][ T32] r10:00000000 r9:853b5b00 r8:80287e08 r7:eb585e60 r6:8536a200 r5:83b56000 [ 1341.318849][ T32] r4:00000001 [ 1341.318875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.318941][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1341.319000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.319042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.319074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.319108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.319135][ T32] r4:8535cd40 [ 1341.327791][ T32] INFO: task kworker/0:360:5083 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.327894][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.328039][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.328105][ T32] Call trace: [ 1341.328140][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.328223][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.328253][ T32] r4:00000000 [ 1341.328300][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.328352][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.328400][ T32] dd20: 7fdba000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.328439][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.328469][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1341.328497][ T32] r5:900f0013 r4:80239bb0 [ 1341.328518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.328597][ T32] r4:82ac21e4 [ 1341.328650][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.328705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.328752][ T32] r4:e023ddc0 [ 1341.328827][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.328889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.328916][ T32] r4:00000000 [ 1341.328959][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.329044][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.329074][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.329124][ T32] r5:00001000 r4:dfcb9000 [ 1341.329146][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.329197][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.339637][ T32] r5:84ba578c r4:84ba5400 [ 1341.339688][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.339878][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.340255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.340603][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.340953][ T32] r5:83b56c00 r4:8291a680 ** 5 printk messages dropped ** [ 1341.341170][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.341593][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.341736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.342091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.342127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.342170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.342227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.342284][ T32] r4:8535ce40 [ 1341.342706][ T32] INFO: task kworker/0:361:5085 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.342777][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.342899][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.342990][ T32] Call trace: [ 1341.343027][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.343111][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.343181][ T32] r4:00000000 [ 1341.343208][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.343256][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.343309][ T32] dd20: 80020000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.343361][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.343430][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.343461][ T32] r5:800f0013 r4:80239bb0 [ 1341.343485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.343556][ T32] r4:82ac21e4 [ 1341.343593][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.343673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.343702][ T32] r4:e023ddc0 [ 1341.343749][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.343835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.343889][ T32] r4:00000000 [ 1341.343914][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.343968][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.344009][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.344062][ T32] r5:00001000 r4:dfcb9000 [ 1341.344084][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.344323][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 6 printk messages dropped ** [ 1341.344705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.344965][ T32] INFO: task kworker/0:362:5087 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.345491][ T32] r5:83b51800 r4:8291a680 ** 3 printk messages dropped ** [ 1341.345663][ T32] r4:00000000 [ 1341.345689][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.345729][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.345768][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.345871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac100 [ 1341.345900][ T32] r4:00000000 [ 1341.345946][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.346002][ T32] r9:83018005 r8:83b51800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1341.346027][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.346074][ T32] r5:00001000 r4:eb533000 [ 1341.346095][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.346138][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.346192][ T32] r5:855a1f8c r4:855a1c00 [ 1341.346216][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.346344][ T32] r7:dddced80 r6:83018000 r5:855a1f8c r4:853b5c00 [ 1341.346371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.346427][ T32] r10:61c88647 r9:83b51800 r8:853b5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.346465][ T32] r4:853b5c00 [ 1341.346497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.346564][ T32] r10:00000000 r9:853b5c00 r8:80287e08 r7:eb701e60 r6:8536a300 r5:83b51800 [ 1341.346614][ T32] r4:00000001 [ 1341.346644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.346687][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1341.346727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.346769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.346799][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.346862][ T32] r4:8535cf80 ** 3 printk messages dropped ** [ 1341.347414][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.347822][ T32] dd20: 80020000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1341.348398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1341.348910][ T32] r5:84ba578c r4:84ba5400 ** 5 printk messages dropped ** [ 1341.349196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.370342][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.370531][ T32] INFO: task kworker/0:363:5090 blocked for more than 467 seconds. [ 1341.370570][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.370599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.370641][ T32] task:kworker/0:363 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.370708][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.370770][ T32] Call trace: [ 1341.370859][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.370931][ T32] r10:8291a684 r9:eb711d84 r8:00000002 r7:60000113 r6:eb711d8c r5:85508c00 [ 1341.370958][ T32] r4:85508c00 [ 1341.370981][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.371029][ T32] r5:85508c00 r4:8291a680 [ 1341.371077][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.371125][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.371190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1341.371244][ T32] r4:00000000 [ 1341.371271][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.371316][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.371384][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.371435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac280 [ 1341.371460][ T32] r4:00000000 [ 1341.371506][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.371737][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.371785][ T32] r5:855a238c r4:855a2000 ** 3 printk messages dropped ** [ 1341.371952][ T32] r10:61c88647 r9:85508c00 r8:853b5cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.372351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.373040][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.373301][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1341.373654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1341.374021][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.374436][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.374688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.375074][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.375417][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1341.375772][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.375994][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.376349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.376616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.377424][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 4 printk messages dropped ** [ 1341.377626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1341.377861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.377889][ T32] r4:00000000 [ 1341.377911][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.377963][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.378011][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.378064][ T32] r5:00001000 r4:dfcb9000 [ 1341.378087][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.378133][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.378215][ T32] r5:84ba578c r4:84ba5400 [ 1341.378242][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.378303][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.378329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.378408][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.378462][ T32] r4:84bd5400 [ 1341.378511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.378575][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.378601][ T32] r4:00000001 [ 1341.378676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.378743][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.378775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.378903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.378948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.378985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.379026][ T32] r4:84bd4200 [ 1341.379076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.379110][ T32] INFO: task kworker/0:365:5093 blocked for more than 467 seconds. [ 1341.379145][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.379221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.379286][ T32] task:kworker/0:365 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.412189][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.412388][ T32] Call trace: [ 1341.412485][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.412558][ T32] r10:8291a684 r9:eb71dd84 r8:00000002 r7:60000113 r6:eb71dd8c r5:8550b000 [ 1341.412586][ T32] r4:8550b000 [ 1341.412609][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.412659][ T32] r5:8550b000 r4:8291a680 [ 1341.412682][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.412756][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.412813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 [ 1341.412862][ T32] r4:00000000 [ 1341.412888][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.412930][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.413002][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.413057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac440 [ 1341.413083][ T32] r4:00000000 [ 1341.413105][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.413210][ T32] r9:83018005 r8:8550b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1341.413250][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.413328][ T32] r5:00001000 r4:eb575000 [ 1341.413363][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.413410][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.413509][ T32] r5:855a278c r4:855a2400 [ 1341.413537][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.413595][ T32] r7:dddced80 r6:83018000 r5:855a278c r4:853b5d80 [ 1341.413695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.413804][ T32] r10:61c88647 r9:8550b000 r8:853b5dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.413886][ T32] r4:853b5d80 [ 1341.413912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1341.413996][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.414408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.415240][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.415599][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.415905][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1341.416253][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1341.416539][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 6 printk messages dropped ** [ 1341.416900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.417315][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 1341.417696][ T32] r10:8291a684 r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:8550bc00 ** 8 printk messages dropped ** [ 1341.418099][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.418759][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.419021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.439988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.440114][ T32] r4:853ac2c0 [ 1341.440576][ T32] INFO: task kworker/0:366:5095 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.440632][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.440785][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.440927][ T32] Call trace: [ 1341.440964][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.441060][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.441119][ T32] r4:00000000 [ 1341.441175][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.441239][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.441274][ T32] dd20: 80bcd000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.441334][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.441375][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.441406][ T32] r5:800f0013 r4:80239bb0 [ 1341.441430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.441479][ T32] r4:82ac21e4 [ 1341.441523][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.441601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.441631][ T32] r4:e023ddc0 [ 1341.441655][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.441732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.441763][ T32] r4:00000000 [ 1341.441786][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.441914][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.441947][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.442026][ T32] r5:00001000 r4:dfcb9000 [ 1341.442082][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.442133][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.442291][ T32] r5:84ba578c r4:84ba5400 [ 1341.442370][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.442438][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.442510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.442574][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.442601][ T32] r4:84bd5400 [ 1341.442622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.442676][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.442750][ T32] r4:00000001 [ 1341.442779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.442843][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.442883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.442916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.442946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.443019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.443057][ T32] r4:84bd4200 [ 1341.443084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.443131][ T32] INFO: task kworker/0:367:5096 blocked for more than 467 seconds. [ 1341.443171][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.443205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.443257][ T32] task:kworker/0:367 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.443366][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.443500][ T32] Call trace: [ 1341.443653][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.443715][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000013 r6:eb739d8c r5:8550a400 [ 1341.443741][ T32] r4:8550a400 [ 1341.443763][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.443812][ T32] r5:8550a400 r4:8291a680 [ 1341.443834][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.443877][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.443927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1341.443976][ T32] r4:00000000 [ 1341.444026][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.444072][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.444136][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.444217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac700 [ 1341.444247][ T32] r4:00000000 [ 1341.444269][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.444322][ T32] r9:83018005 r8:8550a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1341.444411][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.444503][ T32] r5:00001000 r4:eb725000 [ 1341.444529][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.444574][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.444622][ T32] r5:855a2f8c r4:855a2c00 [ 1341.444655][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.444712][ T32] r7:dddced80 r6:83018000 r5:855a2f8c r4:853b5e80 ** 2 printk messages dropped ** [ 1341.444866][ T32] r4:853b5e80 ** 6 printk messages dropped ** [ 1341.445124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.445667][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.445986][ T32] dd20: 80bcd000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1341.446480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1341.446882][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 6 printk messages dropped ** [ 1341.447170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.447560][ T32] INFO: task kworker/0:368:5098 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.447879][ T32] r4:8550d400 ** 4 printk messages dropped ** [ 1341.448100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 ** 3 printk messages dropped ** [ 1341.448242][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.448292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ac840 [ 1341.448316][ T32] r4:00000000 [ 1341.448376][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.448453][ T32] r9:83018005 r8:8550d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1341.448507][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.448560][ T32] r5:00001000 r4:eb735000 [ 1341.448582][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.448626][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.448674][ T32] r5:855a338c r4:855a3000 [ 1341.448697][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.448754][ T32] r7:dddced80 r6:83018000 r5:855a338c r4:853b5f00 [ 1341.448780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.448834][ T32] r10:61c88647 r9:8550d400 r8:853b5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.448885][ T32] r4:853b5f00 [ 1341.448911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.448990][ T32] r10:00000000 r9:853b5f00 r8:80287e08 r7:eb72de60 r6:8536a600 r5:8550d400 [ 1341.449018][ T32] r4:00000001 [ 1341.449063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.449109][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1341.449139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.449189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.449289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.469759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.469811][ T32] r4:853ac500 [ 1341.470192][ T32] INFO: task kworker/0:368:5098 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.470240][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.470344][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.470413][ T32] Call trace: [ 1341.470470][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.470540][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.470568][ T32] r4:00000000 [ 1341.470615][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.470667][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.470725][ T32] dd20: 80ef4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.470813][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.470847][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.470900][ T32] r5:800f0013 r4:80239bb0 [ 1341.470926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.470978][ T32] r4:82ac21e4 [ 1341.471002][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.471052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.471102][ T32] r4:e023ddc0 [ 1341.471128][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.471180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.471215][ T32] r4:00000000 [ 1341.471285][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.471387][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.471418][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.471495][ T32] r5:00001000 r4:dfcb9000 [ 1341.471548][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.471600][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.471674][ T32] r5:84ba578c r4:84ba5400 [ 1341.471732][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.472093][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1341.472397][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1341.472670][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.473000][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.473531][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.473676][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.474047][ T32] r10:00000000 r9:853b5f80 r8:80287e08 r7:eb72de60 r6:85356000 r5:855e2400 ** 9 printk messages dropped ** [ 1341.474711][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.475382][ T32] r5:800f0013 r4:80239bb0 ** 8 printk messages dropped ** [ 1341.475725][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.476382][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.476680][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.477080][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.477513][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.477896][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.478084][ T32] r5:855a3b8c r4:855a3800 ** 3 printk messages dropped ** [ 1341.478292][ T32] r10:61c88647 r9:855e0000 r8:853560ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.478719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.478743][ T32] r4:853ac740 [ 1341.478957][ T32] INFO: task kworker/0:370:5102 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.478999][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.479093][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.479144][ T32] Call trace: [ 1341.479238][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.512648][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.512725][ T32] r4:00000000 [ 1341.512770][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.512846][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.512884][ T32] dd20: 8162c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.512925][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.512980][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.513019][ T32] r5:800f0013 r4:80239bb0 [ 1341.513043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.513094][ T32] r4:82ac21e4 [ 1341.513117][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.513216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.513247][ T32] r4:e023ddc0 [ 1341.513270][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.513371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.513426][ T32] r4:00000000 [ 1341.513452][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.513542][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.513571][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.513625][ T32] r5:00001000 r4:dfcb9000 [ 1341.513649][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.513694][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.513792][ T32] r5:84ba578c r4:84ba5400 [ 1341.513822][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.513906][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.513960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.514020][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.514047][ T32] r4:84bd5400 [ 1341.514070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.514124][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.514149][ T32] r4:00000001 [ 1341.514195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.514249][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.514279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.514335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.514396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.514460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.514516][ T32] r4:84bd4200 [ 1341.514547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.514607][ T32] INFO: task kworker/0:371:5106 blocked for more than 468 seconds. [ 1341.514656][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.514686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.514736][ T32] task:kworker/0:371 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.514831][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.514963][ T32] Call trace: [ 1341.515020][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.515079][ T32] r10:8291a684 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:855e3c00 [ 1341.515107][ T32] r4:855e3c00 [ 1341.515129][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.515177][ T32] r5:855e3c00 r4:8291a680 [ 1341.515218][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.515269][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.515334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1341.515371][ T32] r4:00000000 [ 1341.515398][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.515439][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.515502][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.515558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853acd40 [ 1341.515584][ T32] r4:00000000 [ 1341.515633][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.515689][ T32] r9:83018005 r8:855e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1341.515713][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.515761][ T32] r5:00001000 r4:eb76d000 [ 1341.515782][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.515825][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.515872][ T32] r5:855a438c r4:855a4000 [ 1341.515927][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.516181][ T32] r10:61c88647 r9:855e3c00 r8:853561ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.516620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.517625][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 4 printk messages dropped ** [ 1341.517798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1341.518457][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.518824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.519173][ T32] INFO: task kworker/0:372:5107 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.531012][ T32] r5:855e4800 r4:8291a680 ** 1 printk messages dropped ** [ 1341.531105][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.531191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1341.531246][ T32] r4:00000000 [ 1341.531297][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.531366][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.531441][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.531501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ace40 [ 1341.531552][ T32] r4:00000000 [ 1341.531579][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.531661][ T32] r9:83018005 r8:855e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1341.531698][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.531825][ T32] r5:00001000 r4:eb779000 [ 1341.531859][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.531906][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.531954][ T32] r5:855a478c r4:855a4400 [ 1341.532002][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.532098][ T32] r7:dddced80 r6:83018000 r5:855a478c r4:85356280 [ 1341.532127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.532191][ T32] r10:61c88647 r9:855e4800 r8:853562ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.532220][ T32] r4:85356280 [ 1341.532269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.532352][ T32] r10:00000000 r9:85356280 r8:80287e08 r7:eb765e60 r6:85356300 r5:855e4800 [ 1341.532389][ T32] r4:00000001 [ 1341.532412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.532508][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 1341.532544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.532578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.532607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.532657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.532686][ T32] r4:853acb40 [ 1341.533083][ T32] INFO: task kworker/0:372:5107 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.533134][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.533232][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.533325][ T32] Call trace: [ 1341.533401][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.533514][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.533545][ T32] r4:00000000 [ 1341.533567][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.533638][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.533680][ T32] dd20: 8162c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.533742][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.533816][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.533849][ T32] r5:800f0013 r4:80239bb0 [ 1341.533871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.533945][ T32] r4:82ac21e4 [ 1341.533979][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.534056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.534087][ T32] r4:e023ddc0 [ 1341.534109][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.534160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.534191][ T32] r4:00000000 [ 1341.534215][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.534388][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.534420][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.534498][ T32] r5:00001000 r4:dfcb9000 [ 1341.534544][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.534618][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.534674][ T32] r5:84ba578c r4:84ba5400 ** 1 printk messages dropped ** [ 1341.534788][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1341.535157][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1341.535407][ T32] INFO: task kworker/0:373:5109 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.535821][ T32] r4:855e5400 ** 5 printk messages dropped ** [ 1341.536121][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.536385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337100 ** 6 printk messages dropped ** [ 1341.536704][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.536928][ T32] r10:61c88647 r9:855e5400 r8:853563ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.537154][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) ** 6 printk messages dropped ** [ 1341.537746][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.538765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1341.570345][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.570954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.571302][ T32] r4:84bd4200 ** 1 printk messages dropped ** [ 1341.571504][ T32] INFO: task kworker/0:374:5112 blocked for more than 468 seconds. [ 1341.571556][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.571586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.571615][ T32] task:kworker/0:374 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.571677][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.571745][ T32] Call trace: [ 1341.571786][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.571872][ T32] r10:8291a684 r9:eb709d84 r8:00000002 r7:60000113 r6:eb709d8c r5:855e6c00 [ 1341.571903][ T32] r4:855e6c00 [ 1341.571926][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.571976][ T32] r5:855e6c00 r4:8291a680 [ 1341.571999][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.572086][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.572173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1341.572260][ T32] r4:00000000 [ 1341.572292][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.572334][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.572379][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.572430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cf80 [ 1341.572504][ T32] r4:00000000 [ 1341.572531][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.572587][ T32] r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1341.572632][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.572685][ T32] r5:00001000 r4:eb791000 [ 1341.572706][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.572751][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.572800][ T32] r5:855a4b8c r4:855a4800 [ 1341.572850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.572913][ T32] r7:dddced80 r6:83018000 r5:855a4b8c r4:85356480 [ 1341.572936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.573040][ T32] r10:61c88647 r9:855e6c00 r8:853564ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.573070][ T32] r4:85356480 [ 1341.573142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.573211][ T32] r10:00000000 r9:85356480 r8:80287e08 r7:eb77de60 r6:85356500 r5:855e6c00 [ 1341.573239][ T32] r4:00000001 [ 1341.573287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.573368][ T32] Exception stack(0xeb709fb0 to 0xeb709ff8) [ 1341.573418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.573479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.573525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.573560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.573609][ T32] r4:853ace00 [ 1341.574014][ T32] INFO: task kworker/0:374:5112 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.574059][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.574167][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.574284][ T32] Call trace: ** 2 printk messages dropped ** [ 1341.574414][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.574614][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.574980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1341.575470][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1341.575741][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.575932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.576383][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.576901][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.577121][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.577389][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.577570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.577840][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) ** 6 printk messages dropped ** [ 1341.578260][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.578754][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.578969][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1341.598860][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1341.599300][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1341.600100][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.600175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.600224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.600284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.600347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.600408][ T32] r4:84bd4200 [ 1341.600444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.600479][ T32] INFO: task kworker/1:618:5115 blocked for more than 468 seconds. [ 1341.600517][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.600545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.600574][ T32] task:kworker/1:618 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.600672][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.600729][ T32] Call trace: [ 1341.600765][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.600825][ T32] r10:8291a684 r9:eb7a9d84 r8:00000002 r7:60000113 r6:eb7a9d8c r5:8550ec00 [ 1341.600881][ T32] r4:8550ec00 [ 1341.600951][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.601042][ T32] r5:8550ec00 r4:8291a680 [ 1341.601162][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.601217][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.601270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 1341.601295][ T32] r4:00000000 [ 1341.601316][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.601357][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.601400][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.601449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336100 [ 1341.601473][ T32] r4:00000000 [ 1341.601494][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.601573][ T32] r9:83018205 r8:8550ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1341.601604][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.601671][ T32] r5:00001000 r4:eb7c9000 [ 1341.601723][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.601779][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.601829][ T32] r5:85517f8c r4:85517c00 [ 1341.601879][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.601965][ T32] r7:ddde2d80 r6:83018200 r5:85517f8c r4:8536a780 [ 1341.601992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.602090][ T32] r10:61c88647 r9:8550ec00 r8:8536a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.602120][ T32] r4:8536a780 [ 1341.602173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.602239][ T32] r10:00000000 r9:8536a780 r8:80287e08 r7:eb789e60 r6:8536a800 r5:8550ec00 [ 1341.602265][ T32] r4:00000001 [ 1341.602285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.602325][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1341.602355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.602493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.602534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.602607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.602639][ T32] r4:85365c40 [ 1341.603016][ T32] INFO: task kworker/1:618:5115 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.603059][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.603178][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.603236][ T32] Call trace: [ 1341.603268][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.603366][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.603399][ T32] r4:00000000 [ 1341.603470][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.603521][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.603605][ T32] dd20: 81dec000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.603651][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.603681][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.603707][ T32] r5:800f0013 r4:80239bb0 [ 1341.603729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.603777][ T32] r4:82ac21e4 [ 1341.603823][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.603879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.603906][ T32] r4:e023ddc0 [ 1341.603927][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.603976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.604051][ T32] r4:00000000 [ 1341.604077][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.604195][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.604231][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.604317][ T32] r5:00001000 r4:dfcb9000 [ 1341.604344][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.604390][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.604506][ T32] r5:84ba578c r4:84ba5400 [ 1341.604533][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.604588][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.604613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.604680][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.604710][ T32] r4:84bd5400 [ 1341.604755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.604820][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.604851][ T32] r4:00000001 [ 1341.604874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1341.604946][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.605454][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.605765][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1341.606254][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.606515][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.606906][ T32] r10:00000000 r9:85356580 r8:80287e08 r7:eb77de60 r6:8536a880 r5:8550e000 ** 6 printk messages dropped ** [ 1341.607197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.608011][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1341.608299][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.608506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1341.609048][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1341.631026][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.631192][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.631232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.631278][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.631317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.631452][ T32] r4:84bd4200 [ 1341.631488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.631553][ T32] INFO: task kworker/0:376:5119 blocked for more than 468 seconds. [ 1341.631596][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.631626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.631659][ T32] task:kworker/0:376 state:D stack:0 pid:5119 tgid:5119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.631751][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.631830][ T32] Call trace: [ 1341.631897][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.631969][ T32] r10:8291a684 r9:eb7c1d84 r8:00000002 r7:60000013 r6:eb7c1d8c r5:8550c800 [ 1341.632046][ T32] r4:8550c800 [ 1341.632074][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.632125][ T32] r5:8550c800 r4:8291a680 [ 1341.632147][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.632247][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.632329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1341.632364][ T32] r4:00000000 [ 1341.632385][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.632426][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.632471][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.632572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337480 [ 1341.632656][ T32] r4:00000000 [ 1341.632683][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.632741][ T32] r9:83018005 r8:8550c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1341.632765][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.632812][ T32] r5:00001000 r4:eb7bd000 [ 1341.632859][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.632910][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.632960][ T32] r5:855a5b8c r4:855a5800 [ 1341.633042][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.633113][ T32] r7:dddced80 r6:83018000 r5:855a5b8c r4:85356600 [ 1341.633139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.633201][ T32] r10:61c88647 r9:8550c800 r8:8535662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.633227][ T32] r4:85356600 [ 1341.633302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.633361][ T32] r10:00000000 r9:85356600 r8:80287e08 r7:eb7b5e60 r6:8536a900 r5:8550c800 [ 1341.633387][ T32] r4:00000001 [ 1341.633418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.633465][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1341.633497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.633530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.633560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.633595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.633619][ T32] r4:85337040 [ 1341.634054][ T32] INFO: task kworker/0:376:5119 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.634102][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.634205][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.634256][ T32] Call trace: ** 2 printk messages dropped ** [ 1341.634518][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.634740][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.635027][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1341.635409][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1341.635738][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.636044][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 7 printk messages dropped ** [ 1341.636347][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1341.636872][ T32] r4:854fd400 ** 4 printk messages dropped ** [ 1341.637162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 ** 6 printk messages dropped ** [ 1341.637405][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.637595][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.637813][ T32] r4:85356680 ** 6 printk messages dropped ** [ 1341.638268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.638902][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.639116][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1341.671725][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.671992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.672018][ T32] r4:00000000 [ 1341.672065][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.672150][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.672179][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.672286][ T32] r5:00001000 r4:dfcb9000 [ 1341.672320][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.672377][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.672427][ T32] r5:84ba578c r4:84ba5400 [ 1341.672451][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.672506][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.672582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.672641][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.672667][ T32] r4:84bd5400 [ 1341.672712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.672773][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.672848][ T32] r4:00000001 [ 1341.672880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.672926][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.673034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.673104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.673139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.673215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.673253][ T32] r4:84bd4200 [ 1341.673279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.673316][ T32] INFO: task kworker/0:378:5122 blocked for more than 468 seconds. [ 1341.673356][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.673407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.673491][ T32] task:kworker/0:378 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.673582][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.673710][ T32] Call trace: [ 1341.673817][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.673880][ T32] r10:8291a684 r9:eb7d9d84 r8:00000002 r7:60000013 r6:eb7d9d8c r5:855e6000 [ 1341.673907][ T32] r4:855e6000 [ 1341.673954][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.674061][ T32] r5:855e6000 r4:8291a680 [ 1341.674092][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.674169][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.674248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1341.674274][ T32] r4:00000000 [ 1341.674296][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.674338][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.674402][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.674462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337d80 [ 1341.674487][ T32] r4:00000000 [ 1341.674509][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.674563][ T32] r9:83018005 r8:855e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.674585][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.674682][ T32] r5:00001000 r4:e07df000 [ 1341.674740][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.674865][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.674944][ T32] r5:855a6f8c r4:855a6c00 [ 1341.675010][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.675093][ T32] r7:dddced80 r6:83018000 r5:855a6f8c r4:85356780 [ 1341.675144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.675208][ T32] r10:61c88647 r9:855e6000 r8:853567ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.675234][ T32] r4:85356780 [ 1341.675280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.675359][ T32] r10:00000000 r9:85356780 r8:80287e08 r7:eb7cde60 r6:85356800 r5:855e6000 [ 1341.675436][ T32] r4:00000001 [ 1341.675526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.675573][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1341.675604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.675637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.675669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.675704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.675729][ T32] r4:853370c0 [ 1341.676198][ T32] INFO: task kworker/0:378:5122 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.676281][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.676379][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.676458][ T32] Call trace: [ 1341.676540][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.676628][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.676673][ T32] r4:00000000 [ 1341.676698][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.676770][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.676813][ T32] dd20: 82a0f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.676846][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.676874][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.676900][ T32] r5:800f0013 r4:80239bb0 [ 1341.676922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.676994][ T32] r4:82ac21e4 [ 1341.677046][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.677102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.677214][ T32] r4:e023ddc0 [ 1341.677250][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.677307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.677333][ T32] r4:00000000 [ 1341.677378][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.677440][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.677465][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.677580][ T32] r5:00001000 r4:dfcb9000 [ 1341.677632][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.677695][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.677778][ T32] r5:84ba578c r4:84ba5400 [ 1341.677806][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.677907][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.677954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.678046][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.678102][ T32] r4:84bd5400 [ 1341.678168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.678243][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.678289][ T32] r4:00000001 [ 1341.678341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.678390][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.678422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.678480][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.678516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.678550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.678575][ T32] r4:84bd4200 [ 1341.678620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.678655][ T32] INFO: task kworker/0:379:5127 blocked for more than 468 seconds. [ 1341.678689][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.678715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.678742][ T32] task:kworker/0:379 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.678807][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.678886][ T32] Call trace: [ 1341.678976][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.679060][ T32] r10:8291a684 r9:eb7ddd84 r8:00000002 r7:60000113 r6:eb7ddd8c r5:84870c00 [ 1341.679097][ T32] r4:84870c00 [ 1341.679119][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.679219][ T32] r5:84870c00 r4:8291a680 [ 1341.679275][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.700117][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.700251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1341.700283][ T32] r4:00000000 [ 1341.700307][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.700360][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.700411][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.700466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337900 [ 1341.700497][ T32] r4:00000000 [ 1341.700521][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.700580][ T32] r9:83018005 r8:84870c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1341.700604][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.700656][ T32] r5:00001000 r4:dfab3000 [ 1341.700757][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.700811][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.700887][ T32] r5:855a638c r4:855a6000 [ 1341.700921][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.700983][ T32] r7:dddced80 r6:83018000 r5:855a638c r4:85356880 [ 1341.701006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.701063][ T32] r10:61c88647 r9:84870c00 r8:853568ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.701088][ T32] r4:85356880 [ 1341.701111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.701166][ T32] r10:00000000 r9:85356880 r8:80287e08 r7:eb7d9e60 r6:85356900 r5:84870c00 [ 1341.701198][ T32] r4:00000001 [ 1341.701221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.701291][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1341.701330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.701411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.701453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.701489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.701515][ T32] r4:85337780 [ 1341.701923][ T32] INFO: task kworker/0:379:5127 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.701972][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.702100][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.702164][ T32] Call trace: [ 1341.702206][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.702307][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.702363][ T32] r4:00000000 [ 1341.702423][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.702508][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.702564][ T32] dd20: 82de8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.702603][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.702658][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.702690][ T32] r5:800f0013 r4:80239bb0 [ 1341.702714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.702766][ T32] r4:82ac21e4 [ 1341.702790][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.702887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.702918][ T32] r4:e023ddc0 [ 1341.702942][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.702994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.703019][ T32] r4:00000000 [ 1341.703043][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.703097][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.703121][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.703187][ T32] r5:00001000 r4:dfcb9000 [ 1341.703214][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.703284][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.703364][ T32] r5:84ba578c r4:84ba5400 [ 1341.703388][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.703470][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.703534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.703643][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.703703][ T32] r4:84bd5400 [ 1341.703758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.703842][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.703910][ T32] r4:00000001 [ 1341.703975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.704024][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.704096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.704138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.704168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.704207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.704234][ T32] r4:84bd4200 [ 1341.704257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.704348][ T32] INFO: task kworker/0:380:5128 blocked for more than 468 seconds. [ 1341.704397][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.704426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.704453][ T32] task:kworker/0:380 state:D stack:0 pid:5128 tgid:5128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.704533][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.704580][ T32] Call trace: [ 1341.704643][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.704739][ T32] r10:8291a684 r9:eb389d84 r8:00000002 r7:60000013 r6:eb389d8c r5:84871800 [ 1341.704819][ T32] r4:84871800 [ 1341.704850][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.704900][ T32] r5:84871800 r4:8291a680 [ 1341.704970][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.705042][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.705098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1341.705124][ T32] r4:00000000 [ 1341.705176][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.705284][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.705329][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.705380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337a40 [ 1341.705405][ T32] r4:00000000 [ 1341.705427][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.705479][ T32] r9:83018005 r8:84871800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1341.705503][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.705551][ T32] r5:00001000 r4:dff4f000 [ 1341.705575][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.705620][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.705704][ T32] r5:855a678c r4:855a6400 [ 1341.705757][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.705823][ T32] r7:dddced80 r6:83018000 r5:855a678c r4:85356980 [ 1341.705932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.705994][ T32] r10:61c88647 r9:84871800 r8:853569ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.706046][ T32] r4:85356980 [ 1341.706096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.706188][ T32] r10:00000000 r9:85356980 r8:80287e08 r7:eb7d9e60 r6:85356a00 r5:84871800 [ 1341.706224][ T32] r4:00000001 [ 1341.706300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.706348][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1341.706407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.706482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.706517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.706551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.706575][ T32] r4:853378c0 [ 1341.706817][ T32] INFO: task kworker/0:380:5128 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.706863][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.706926][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.707002][ T32] Call trace: [ 1341.707037][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.707115][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.707142][ T32] r4:00000000 [ 1341.707164][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.707259][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.707304][ T32] dd20: 82de8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.707356][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.707408][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.707464][ T32] r5:800f0013 r4:80239bb0 [ 1341.707492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.707540][ T32] r4:82ac21e4 [ 1341.707563][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.707614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.707663][ T32] r4:e023ddc0 [ 1341.707689][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.707741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.707766][ T32] r4:00000000 [ 1341.707787][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.707855][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.707884][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.707933][ T32] r5:00001000 r4:dfcb9000 [ 1341.707954][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.708038][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.708093][ T32] r5:84ba578c r4:84ba5400 [ 1341.708116][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.708203][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.708232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.708312][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.708374][ T32] r4:84bd5400 [ 1341.708400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.708481][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.708548][ T32] r4:00000001 [ 1341.708617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.708663][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.708722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.708784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.708821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.709155][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.732265][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.732658][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.733028][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.733274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.733700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.734399][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.734483][ T32] Call trace: [ 1341.734549][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.734611][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.734638][ T32] r4:00000000 [ 1341.734658][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.734704][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.734737][ T32] dd20: 8324b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.734794][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.734828][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.734858][ T32] r5:800f0013 r4:80239bb0 [ 1341.734881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.734928][ T32] r4:82ac21e4 [ 1341.734974][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.735035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.735063][ T32] r4:e023ddc0 [ 1341.735086][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.735136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.735161][ T32] r4:00000000 [ 1341.735182][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.735240][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.735266][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.735316][ T32] r5:00001000 r4:dfcb9000 [ 1341.735360][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.735424][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.735477][ T32] r5:84ba578c r4:84ba5400 [ 1341.735500][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.735556][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.735578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.735677][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.735709][ T32] r4:84bd5400 [ 1341.735758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.735849][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.735880][ T32] r4:00000001 [ 1341.735928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.735980][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.736011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.736044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.736074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.736132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.736174][ T32] r4:84bd4200 [ 1341.736230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.736269][ T32] INFO: task kworker/0:382:5132 blocked for more than 468 seconds. [ 1341.736308][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.736337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.736365][ T32] task:kworker/0:382 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.736448][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.736495][ T32] Call trace: [ 1341.736594][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.736654][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:84873000 [ 1341.736755][ T32] r4:84873000 [ 1341.736805][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.736859][ T32] r5:84873000 r4:8291a680 [ 1341.736906][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.736961][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.737031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1341.737112][ T32] r4:00000000 [ 1341.737177][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.737252][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.737329][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.737394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853373c0 [ 1341.737421][ T32] r4:00000000 [ 1341.737443][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.737496][ T32] r9:83018005 r8:84873000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.737518][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.737567][ T32] r5:00001000 r4:e49d1000 [ 1341.737631][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.737680][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.737755][ T32] r5:855a778c r4:855a7400 [ 1341.737782][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.737835][ T32] r7:dddced80 r6:83018000 r5:855a778c r4:85356b80 [ 1341.737858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.737961][ T32] r10:61c88647 r9:84873000 r8:85356bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.737991][ T32] r4:85356b80 [ 1341.738038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.738096][ T32] r10:00000000 r9:85356b80 r8:80287e08 r7:eb7d9e60 r6:85356c00 r5:84873000 [ 1341.738167][ T32] r4:00000001 [ 1341.738223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.738345][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1341.738387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.738470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.738522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.738560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1341.738959][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.749996][ T32] dd20: 8324b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1341.750668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 4 printk messages dropped ** [ 1341.750919][ T32] r5:00001000 r4:dfcb9000 [ 1341.750941][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.750988][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.751038][ T32] r5:84ba578c r4:84ba5400 [ 1341.751061][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.751116][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.751177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.751289][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.751340][ T32] r4:84bd5400 [ 1341.751403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.751466][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.751517][ T32] r4:00000001 [ 1341.751544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.751589][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.751696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.751734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.751766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.751847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.751878][ T32] r4:84bd4200 [ 1341.751927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.752022][ T32] INFO: task kworker/0:383:5134 blocked for more than 468 seconds. [ 1341.752071][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.752100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.752129][ T32] task:kworker/0:383 state:D stack:0 pid:5134 tgid:5134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.752198][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.752249][ T32] Call trace: [ 1341.752315][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.752381][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:84873c00 [ 1341.752409][ T32] r4:84873c00 [ 1341.752466][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.752522][ T32] r5:84873c00 r4:8291a680 [ 1341.752574][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.752623][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.752699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1341.752729][ T32] r4:00000000 [ 1341.752763][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.752881][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.752926][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.753094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337e80 [ 1341.753149][ T32] r4:00000000 [ 1341.753174][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.753236][ T32] r9:83018005 r8:84873c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1341.753262][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.753311][ T32] r5:00001000 r4:e094d000 [ 1341.753332][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.753376][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.753424][ T32] r5:855a738c r4:855a7000 [ 1341.753446][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.753532][ T32] r7:dddced80 r6:83018000 r5:855a738c r4:85356c80 [ 1341.753559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.753615][ T32] r10:61c88647 r9:84873c00 r8:85356cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.753665][ T32] r4:85356c80 [ 1341.753740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.753800][ T32] r10:00000000 r9:85356c80 r8:80287e08 r7:eb5d9e60 r6:85356d00 r5:84873c00 [ 1341.753828][ T32] r4:00000001 [ 1341.753850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.753891][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1341.753921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.753955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.754014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.754055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.754082][ T32] r4:85337dc0 [ 1341.754451][ T32] INFO: task kworker/0:383:5134 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.754496][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.754642][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.754696][ T32] Call trace: [ 1341.754728][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.754786][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.754812][ T32] r4:00000000 [ 1341.754881][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1341.755028][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1341.755281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1341.755749][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.756100][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1341.756496][ T32] r4:84bd4200 ** 4 printk messages dropped ** [ 1341.756630][ T32] task:kworker/0:384 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.757147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 ** 9 printk messages dropped ** [ 1341.757643][ T32] r5:00001000 r4:eabc9000 ** 1 printk messages dropped ** [ 1341.757725][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.757960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.758566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.789772][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.789959][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1341.790382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1341.790950][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1341.791043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.791101][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.791151][ T32] r4:00000001 [ 1341.791196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.791243][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.791273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.791306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.791355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.791391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.791441][ T32] r4:84bd4200 [ 1341.791520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.791584][ T32] INFO: task kworker/0:385:5138 blocked for more than 468 seconds. [ 1341.791626][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.791669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.791702][ T32] task:kworker/0:385 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.791765][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.791874][ T32] Call trace: [ 1341.791914][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.791971][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:855f0000 [ 1341.791996][ T32] r4:855f0000 [ 1341.792017][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.792065][ T32] r5:855f0000 r4:8291a680 [ 1341.792089][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.792190][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.792283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1341.792418][ T32] r4:00000000 [ 1341.792444][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.792486][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.792527][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.792576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3040 [ 1341.792600][ T32] r4:00000000 [ 1341.792622][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.792673][ T32] r9:83018005 r8:855f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1341.792696][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.792743][ T32] r5:00001000 r4:eaa87000 [ 1341.792781][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.792831][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.792884][ T32] r5:855a7b8c r4:855a7800 [ 1341.792908][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.792961][ T32] r7:dddced80 r6:83018000 r5:855a7b8c r4:85356e80 [ 1341.793008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.793093][ T32] r10:61c88647 r9:855f0000 r8:85356eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.793126][ T32] r4:85356e80 [ 1341.793149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.793212][ T32] r10:00000000 r9:85356e80 r8:80287e08 r7:eb68de60 r6:8536a980 r5:855f0000 ** 4 printk messages dropped ** [ 1341.793380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.794298][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.794472][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 12 printk messages dropped ** [ 1341.795057][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.795761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.796179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.796836][ T32] r4:855f0c00 ** 4 printk messages dropped ** [ 1341.797160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e9e08 ** 8 printk messages dropped ** [ 1341.797692][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.797860][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.798230][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.798544][ T32] r4:852b3100 ** 3 printk messages dropped ** [ 1341.799048][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.831685][ T32] dd20: 83f8d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1341.831985][ T32] r4:e023ddc0 [ 1341.832007][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.832079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.832141][ T32] r4:00000000 [ 1341.832168][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.832238][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.832289][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.832370][ T32] r5:00001000 r4:dfcb9000 [ 1341.832404][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.832495][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.832583][ T32] r5:84ba578c r4:84ba5400 [ 1341.832635][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.832694][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.832719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.832782][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.832836][ T32] r4:84bd5400 [ 1341.832863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.832920][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.832945][ T32] r4:00000001 [ 1341.832968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.833063][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.833100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.833138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.833170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.833217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.833267][ T32] r4:84bd4200 [ 1341.833325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.833375][ T32] INFO: task kworker/1:619:5142 blocked for more than 468 seconds. [ 1341.833415][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.833468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.833502][ T32] task:kworker/1:619 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.833641][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.833708][ T32] Call trace: [ 1341.833745][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.833801][ T32] r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000113 r6:eb69dd8c r5:855f2400 [ 1341.833828][ T32] r4:855f2400 [ 1341.833850][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.833898][ T32] r5:855f2400 r4:8291a680 [ 1341.833920][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.833988][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.834119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1341.834193][ T32] r4:00000000 [ 1341.834223][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.834267][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.834332][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.834412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdb8c0 [ 1341.834466][ T32] r4:00000000 [ 1341.834656][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.834731][ T32] r9:83018205 r8:855f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1341.834760][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.834837][ T32] r5:00001000 r4:eb5e1000 [ 1341.834864][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.834909][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.834957][ T32] r5:8554438c r4:85544000 [ 1341.834980][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.835058][ T32] r7:ddde2d80 r6:83018200 r5:8554438c r4:8536aa80 [ 1341.835087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.835142][ T32] r10:61c88647 r9:855f2400 r8:8536aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.835167][ T32] r4:8536aa80 [ 1341.835194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1341.835532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.836733][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.836953][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.837233][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1341.837431][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.837886][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.838207][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1341.838596][ T32] INFO: task kworker/0:387:5144 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.839065][ T32] r4:855f3c00 ** 4 printk messages dropped ** [ 1341.862734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 ** 5 printk messages dropped ** [ 1341.863050][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.863219][ T32] r5:00001000 r4:eadb9000 [ 1341.863242][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.863287][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.863357][ T32] r5:855ac38c r4:855ac000 [ 1341.863381][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.863438][ T32] r7:dddced80 r6:83018000 r5:855ac38c r4:85356f80 [ 1341.863462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.863516][ T32] r10:61c88647 r9:855f3c00 r8:85356fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.863541][ T32] r4:85356f80 [ 1341.863564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.863617][ T32] r10:00000000 r9:85356f80 r8:80287e08 r7:eb7e9e60 r6:8536ab80 r5:855f3c00 [ 1341.863645][ T32] r4:00000001 [ 1341.863666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.863708][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1341.863742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.863787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.863842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.863891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.863923][ T32] r4:852b3380 [ 1341.864358][ T32] INFO: task kworker/0:387:5144 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.864413][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.864622][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.864681][ T32] Call trace: [ 1341.864716][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.864777][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.864853][ T32] r4:00000000 [ 1341.864881][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.864927][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.864960][ T32] dd20: 84299000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.864993][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.865021][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.865047][ T32] r5:800f0013 r4:80239bb0 [ 1341.865069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.865117][ T32] r4:82ac21e4 [ 1341.865140][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.865195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.865229][ T32] r4:e023ddc0 [ 1341.865253][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.865304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.865328][ T32] r4:00000000 [ 1341.865349][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.865402][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.865474][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.865559][ T32] r5:00001000 r4:dfcb9000 [ 1341.865593][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.865639][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.865869][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1341.866109][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1341.866371][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1341.866718][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.867169][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.867667][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.867961][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.868169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.868507][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) ** 7 printk messages dropped ** [ 1341.869109][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.883825][ T32] dd20: 8442d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1341.884325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1341.884922][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1341.885194][ T32] r4:00000001 [ 1341.885247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.885306][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.885341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.885374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.885404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.885437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.885463][ T32] r4:84bd4200 [ 1341.885526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.885590][ T32] INFO: task kworker/0:389:5148 blocked for more than 468 seconds. [ 1341.885632][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1341.885684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.885716][ T32] task:kworker/0:389 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.885779][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.885850][ T32] Call trace: [ 1341.885965][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1341.886046][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:855f6000 [ 1341.886100][ T32] r4:855f6000 [ 1341.886127][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.886188][ T32] r5:855f6000 r4:8291a680 [ 1341.886240][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.886316][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.886374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1341.886425][ T32] r4:00000000 [ 1341.886451][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.886494][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.886534][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.886610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3700 [ 1341.886663][ T32] r4:00000000 [ 1341.886689][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.886742][ T32] r9:83018005 r8:855f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1341.886765][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.886813][ T32] r5:00001000 r4:eafd9000 [ 1341.886860][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.886911][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.886961][ T32] r5:855acb8c r4:855ac800 [ 1341.886984][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.887107][ T32] r7:dddced80 r6:83018000 r5:855acb8c r4:852a7080 [ 1341.887174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.887240][ T32] r10:61c88647 r9:855f6000 r8:852a70ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.887269][ T32] r4:852a7080 [ 1341.887291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.887388][ T32] r10:00000000 r9:852a7080 r8:80287e08 r7:eb7f9e60 r6:8536ac80 r5:855f6000 [ 1341.887418][ T32] r4:00000001 [ 1341.887439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.887483][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1341.887513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.887569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.887603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.887637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.887661][ T32] r4:852b3440 [ 1341.888043][ T32] INFO: task kworker/0:389:5148 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.888111][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.888214][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.888263][ T32] Call trace: [ 1341.888295][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.888352][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 2 printk messages dropped ** [ 1341.888451][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1341.888737][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.889012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1341.905659][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.905978][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.906526][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.906919][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.907175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3880 ** 6 printk messages dropped ** [ 1341.907533][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.907586][ T32] r5:855acf8c r4:855acc00 [ 1341.907610][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.907685][ T32] r7:dddced80 r6:83018000 r5:855acf8c r4:852a7100 [ 1341.907769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.907835][ T32] r10:61c88647 r9:855f6c00 r8:852a712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.907861][ T32] r4:852a7100 [ 1341.907883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.907936][ T32] r10:00000000 r9:852a7100 r8:80287e08 r7:eb7f9e60 r6:8536ad00 r5:855f6c00 [ 1341.908008][ T32] r4:00000001 [ 1341.908058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.908103][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1341.908133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.908190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.908264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.908327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.908356][ T32] r4:852b3440 [ 1341.908744][ T32] INFO: task kworker/0:390:5149 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.908792][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.908877][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.908977][ T32] Call trace: [ 1341.909067][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.909131][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.909157][ T32] r4:00000000 [ 1341.909207][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.922158][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.922248][ T32] dd20: 84a19000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.922286][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.922316][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.922346][ T32] r5:800f0013 r4:80239bb0 [ 1341.922396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.922486][ T32] r4:82ac21e4 [ 1341.922538][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.922595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.922621][ T32] r4:e023ddc0 [ 1341.922642][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.922693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.922718][ T32] r4:00000000 [ 1341.922740][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.922819][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.922848][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.922902][ T32] r5:00001000 r4:dfcb9000 [ 1341.922948][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.923024][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.923102][ T32] r5:84ba578c r4:84ba5400 [ 1341.923130][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.923193][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.923223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.923281][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.923307][ T32] r4:84bd5400 [ 1341.923346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.923443][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.923488][ T32] r4:00000001 [ 1341.923517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.923562][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.923598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.923632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.923687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.923726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.923753][ T32] r4:84bd4200 [ 1341.923778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.923824][ T32] INFO: task kworker/0:391:5152 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.924027][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.924349][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.924882][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.924999][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.925405][ T32] r4:852a7180 ** 6 printk messages dropped ** [ 1341.925649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.926336][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.926724][ T32] dd20: 84a19000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1341.927166][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1341.927463][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.928070][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1341.928418][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1341.928786][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.928992][ T32] r4:855f4800 [ 1341.929040][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1341.929094][ T32] r5:855f4800 r4:8291a680 [ 1341.929118][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.929162][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.943803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1341.943889][ T32] r4:00000000 [ 1341.943927][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1341.943991][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.944061][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.944120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3b00 [ 1341.944146][ T32] r4:00000000 [ 1341.944191][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.944252][ T32] r9:83018005 r8:855f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1341.944295][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.944352][ T32] r5:00001000 r4:eb199000 [ 1341.944375][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.944420][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.944482][ T32] r5:855ad78c r4:855ad400 [ 1341.944509][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.944592][ T32] r7:dddced80 r6:83018000 r5:855ad78c r4:852a7200 [ 1341.944720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.944782][ T32] r10:61c88647 r9:855f4800 r8:852a722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.944819][ T32] r4:852a7200 [ 1341.944845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.944900][ T32] r10:00000000 r9:852a7200 r8:80287e08 r7:eb7f9e60 r6:8536ae00 r5:855f4800 [ 1341.944943][ T32] r4:00000001 [ 1341.944997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.945144][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1341.945187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.945222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.945253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.945286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.945337][ T32] r4:852b3840 [ 1341.945747][ T32] INFO: task kworker/0:392:5153 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.945796][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.945895][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.946111][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 10 printk messages dropped ** [ 1341.946507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.946532][ T32] r4:e023ddc0 [ 1341.946578][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.946633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.946659][ T32] r4:00000000 [ 1341.946681][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.946733][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.946756][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.946806][ T32] r5:00001000 r4:dfcb9000 [ 1341.946829][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.946873][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.946921][ T32] r5:84ba578c r4:84ba5400 [ 1341.946966][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.947051][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.947097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.947171][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.947206][ T32] r4:84bd5400 [ 1341.947233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.947291][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.947315][ T32] r4:00000001 [ 1341.947398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.947459][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1341.947518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.947631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.947726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.947767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1341.947954][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 1341.948471][ T32] r5:85600c00 r4:8291a680 ** 2 printk messages dropped ** [ 1341.948619][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 ** 9 printk messages dropped ** [ 1341.949028][ T32] r5:00001000 r4:eb3c4000 ** 1 printk messages dropped ** [ 1341.949126][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.966020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.966402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.967073][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.967484][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1341.967814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1341.968432][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.968740][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.982977][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.983436][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.983942][ T32] r5:00001000 r4:eb33d000 ** 1 printk messages dropped ** [ 1341.984070][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.984270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.984325][ T32] r10:61c88647 r9:85602400 r8:852a732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.984350][ T32] r4:852a7300 [ 1341.984374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.984452][ T32] r10:00000000 r9:852a7300 r8:80287e08 r7:eb821e60 r6:8536af00 r5:85602400 [ 1341.984483][ T32] r4:00000001 [ 1341.984506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.984549][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 1341.984581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.984613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.984644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.984702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.984731][ T32] r4:852b3b40 [ 1341.985163][ T32] INFO: task kworker/0:394:5158 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1341.985216][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.985281][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.985332][ T32] Call trace: [ 1341.985366][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.985430][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1341.985483][ T32] r4:00000000 [ 1341.985509][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.985575][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1341.985643][ T32] dd20: 8521f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1341.985680][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1341.985725][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.985786][ T32] r5:800f0013 r4:80239bb0 [ 1341.985814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.985864][ T32] r4:82ac21e4 [ 1341.985912][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.985968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1341.985993][ T32] r4:e023ddc0 [ 1341.986041][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1341.986096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1341.986171][ T32] r4:00000000 [ 1341.986203][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.986259][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.986284][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.986358][ T32] r5:00001000 r4:dfcb9000 [ 1341.986385][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1341.986444][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.986498][ T32] r5:84ba578c r4:84ba5400 [ 1341.986526][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.986609][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1341.986637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.986693][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.986743][ T32] r4:84bd5400 [ 1341.986768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.986824][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1341.986945][ T32] r4:00000001 [ 1341.986973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1341.987044][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.987493][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.987808][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.988165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b3f00 ** 6 printk messages dropped ** [ 1341.988493][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.988689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.989110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.010429][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 10 printk messages dropped ** [ 1342.010966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1342.011819][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.012480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1342.012904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1342.013379][ T32] r5:85601800 r4:8291a680 ** 5 printk messages dropped ** [ 1342.013684][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.014157][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.014346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.014792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.015480][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.015531][ T32] r4:00000000 [ 1342.015557][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.015602][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.015635][ T32] dd20: 85639000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.015716][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.015767][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.015799][ T32] r5:800f0013 r4:80239bb0 [ 1342.015823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.015899][ T32] r4:82ac21e4 [ 1342.015950][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.016005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.016055][ T32] r4:e023ddc0 [ 1342.016091][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.016146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.016231][ T32] r4:00000000 [ 1342.016305][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.016364][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.016390][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.016438][ T32] r5:00001000 r4:dfcb9000 [ 1342.016459][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.016502][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.016550][ T32] r5:84ba578c r4:84ba5400 [ 1342.016572][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.016631][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.016656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.016735][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.016774][ T32] r4:84bd5400 [ 1342.016796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.016850][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.016874][ T32] r4:00000001 [ 1342.016973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.017020][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.017051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.017107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.017141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.017180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.017206][ T32] r4:84bd4200 [ 1342.017228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.017291][ T32] INFO: task kworker/0:397:5164 blocked for more than 468 seconds. [ 1342.017329][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.017355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.017405][ T32] task:kworker/0:397 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.017492][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.017564][ T32] Call trace: [ 1342.017625][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.017689][ T32] r10:8291a684 r9:eb841d84 r8:00000002 r7:60000113 r6:eb841d8c r5:85603000 [ 1342.017718][ T32] r4:85603000 [ 1342.017764][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.017841][ T32] r5:85603000 r4:8291a680 [ 1342.017893][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.017965][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.018105][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.018555][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.018633][ T32] r5:855b8b8c r4:855b8800 ** 2 printk messages dropped ** [ 1342.018754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.018982][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1342.042293][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.042927][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1342.043465][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1342.044081][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 10 printk messages dropped ** [ 1342.044614][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.045148][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.045205][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.045283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1342.045317][ T32] r4:00000000 [ 1342.045340][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.045383][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.045442][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.045567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282040 [ 1342.045627][ T32] r4:00000000 [ 1342.045688][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.045751][ T32] r9:83018005 r8:85603c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1342.045800][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.045853][ T32] r5:00001000 r4:eb3d9000 [ 1342.045876][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.045922][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.045995][ T32] r5:855aef8c r4:855aec00 [ 1342.046105][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.046179][ T32] r7:dddced80 r6:83018000 r5:855aef8c r4:852a7500 [ 1342.046208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.046296][ T32] r10:61c88647 r9:85603c00 r8:852a752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.046326][ T32] r4:852a7500 [ 1342.046373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.046438][ T32] r10:00000000 r9:852a7500 r8:80287e08 r7:eb841e60 r6:85286100 r5:85603c00 [ 1342.046465][ T32] r4:00000001 [ 1342.046486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.046527][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1342.046557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.046614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.046650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.046685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.046710][ T32] r4:853364c0 [ 1342.046980][ T32] INFO: task kworker/0:398:5165 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.047028][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.047111][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.047199][ T32] Call trace: [ 1342.047234][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.047292][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.047342][ T32] r4:00000000 [ 1342.047383][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.047446][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.047508][ T32] dd20: 85893000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.047546][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.047577][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.047604][ T32] r5:800f0013 r4:80239bb0 [ 1342.047651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1342.047852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1342.048255][ T32] r5:00001000 r4:dfcb9000 ** 7 printk messages dropped ** [ 1342.048717][ T32] r4:84bd5400 ** 5 printk messages dropped ** [ 1342.048947][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.049071][ T32] r4:84bd4200 [ 1342.049095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.049124][ T32] INFO: task kworker/0:399:5167 blocked for more than 468 seconds. [ 1342.049193][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.049262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.063747][ T32] task:kworker/0:399 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.063892][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.063955][ T32] Call trace: [ 1342.063992][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.064080][ T32] r10:8291a684 r9:eb851d84 r8:00000002 r7:60000113 r6:eb851d8c r5:85606000 ** 3 printk messages dropped ** [ 1342.064220][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.064774][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.064893][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.065216][ T32] r10:61c88647 r9:85606000 r8:852a75ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.065577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.066408][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 8 printk messages dropped ** [ 1342.066778][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.067002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1342.067494][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1342.067759][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1342.067876][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.068336][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.068824][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.086032][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1342.086306][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.086372][ T32] r7:dddced80 r6:83018000 r5:855af78c r4:852a7600 [ 1342.086398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.086454][ T32] r10:61c88647 r9:85605400 r8:852a762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.086493][ T32] r4:852a7600 [ 1342.086557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.086643][ T32] r10:00000000 r9:852a7600 r8:80287e08 r7:eb841e60 r6:85286200 r5:85605400 [ 1342.086672][ T32] r4:00000001 [ 1342.086695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.086739][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1342.086821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.086895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.087005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.087111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.087152][ T32] r4:85282100 [ 1342.087571][ T32] INFO: task kworker/0:400:5169 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.087619][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.087694][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.087747][ T32] Call trace: [ 1342.087877][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.088019][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.088122][ T32] r4:00000000 [ 1342.088166][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.088269][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.088306][ T32] dd20: 85d95000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.088340][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.088370][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.088397][ T32] r5:800f0013 r4:80239bb0 [ 1342.088419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.088467][ T32] r4:82ac21e4 [ 1342.088495][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.088551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.088624][ T32] r4:e023ddc0 [ 1342.088650][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.088703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.088753][ T32] r4:00000000 [ 1342.088803][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.088940][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1342.089026][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1342.102268][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 8 printk messages dropped ** [ 1342.102746][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.103081][ T32] task:kworker/0:401 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.103810][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.104174][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.104228][ T32] r5:855afb8c r4:855af800 ** 2 printk messages dropped ** [ 1342.104336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1342.104784][ T32] r4:852823c0 ** 5 printk messages dropped ** [ 1342.105498][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 8 printk messages dropped ** [ 1342.105856][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.106116][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.106432][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.107029][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1342.107390][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1342.107619][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.107716][ T32] Call trace: [ 1342.107766][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.107825][ T32] r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:84875400 [ 1342.107856][ T32] r4:84875400 [ 1342.107879][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.107927][ T32] r5:84875400 r4:8291a680 [ 1342.107949][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.108019][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.108073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1342.108098][ T32] r4:00000000 [ 1342.108119][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.108170][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.108218][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.108269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282e40 [ 1342.108295][ T32] r4:00000000 [ 1342.108317][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.108371][ T32] r9:83018005 r8:84875400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1342.108397][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.108468][ T32] r5:00001000 r4:eb64b000 [ 1342.108496][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.108546][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.108594][ T32] r5:855b838c r4:855b8000 [ 1342.108616][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.108668][ T32] r7:dddced80 r6:83018000 r5:855b838c r4:852a7700 [ 1342.108719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.108777][ T32] r10:61c88647 r9:84875400 r8:852a772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.108828][ T32] r4:852a7700 [ 1342.108853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.108932][ T32] r10:00000000 r9:852a7700 r8:80287e08 r7:eb841e60 r6:852a7780 r5:84875400 [ 1342.108961][ T32] r4:00000001 [ 1342.109032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.109077][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1342.109107][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.109141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.109171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.109216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.109274][ T32] r4:85282380 [ 1342.124313][ T32] INFO: task kworker/0:402:5173 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.124419][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.124504][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.124613][ T32] Call trace: [ 1342.124709][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.124780][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.124809][ T32] r4:00000000 [ 1342.124831][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.124877][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.124912][ T32] dd20: 86196000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1342.125258][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1342.125604][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1342.125926][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.126299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.126530][ T32] task:kworker/1:620 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.126893][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.126936][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.126986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1342.127034][ T32] r4:00000000 [ 1342.127124][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.127171][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.127217][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.127265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdba80 [ 1342.127348][ T32] r4:00000000 [ 1342.127406][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.127502][ T32] r9:83018205 r8:85500c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1342.127532][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.127584][ T32] r5:00001000 r4:eb615000 [ 1342.127631][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.127681][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.127754][ T32] r5:8554478c r4:85544400 [ 1342.127780][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.127837][ T32] r7:ddde2d80 r6:83018200 r5:8554478c r4:85286300 [ 1342.127861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.127915][ T32] r10:61c88647 r9:85500c00 r8:8528632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.127942][ T32] r4:85286300 [ 1342.127965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.128017][ T32] r10:00000000 r9:85286300 r8:80287e08 r7:eb789e60 r6:85286380 r5:85500c00 [ 1342.128042][ T32] r4:00000001 [ 1342.128087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.128132][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1342.128187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.128249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.128285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.128320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.128345][ T32] r4:84bdb740 [ 1342.128602][ T32] INFO: task kworker/1:620:5175 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.128646][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.128715][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.128786][ T32] Call trace: [ 1342.128847][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.128906][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.128932][ T32] r4:00000000 [ 1342.128979][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.129053][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.129090][ T32] dd20: 86196000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.129163][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.129275][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.146029][ T32] r5:800f0013 r4:80239bb0 [ 1342.146072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.146165][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1342.146255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 4 printk messages dropped ** [ 1342.146533][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.146907][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.146962][ T32] r5:84ba578c r4:84ba5400 [ 1342.147011][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.147104][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.147164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.147239][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.147291][ T32] r4:84bd5400 [ 1342.147318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.147413][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.147442][ T32] r4:00000001 [ 1342.147464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.147506][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.147577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.147634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.147671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.147730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.147760][ T32] r4:84bd4200 [ 1342.147786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.147846][ T32] INFO: task kworker/1:621:5178 blocked for more than 468 seconds. [ 1342.147887][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.147914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.147954][ T32] task:kworker/1:621 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.148051][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.148123][ T32] Call trace: [ 1342.148164][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.148231][ T32] r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000013 r6:eb86dd8c r5:84870000 [ 1342.148257][ T32] r4:84870000 [ 1342.148293][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.148372][ T32] r5:84870000 r4:8291a680 [ 1342.148399][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.148444][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.148522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1342.148576][ T32] r4:00000000 [ 1342.148628][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.148674][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.148714][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.148762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdbbc0 [ 1342.148786][ T32] r4:00000000 [ 1342.148806][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.148882][ T32] r9:83018205 r8:84870000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1342.148910][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.148959][ T32] r5:00001000 r4:eb62f000 [ 1342.148980][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.149024][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.149073][ T32] r5:85544b8c r4:85544800 [ 1342.149095][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.149146][ T32] r7:ddde2d80 r6:83018200 r5:85544b8c r4:85286400 [ 1342.149168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.155128][ T32] r10:61c88647 r9:84870000 r8:8528642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.155226][ T32] r4:85286400 [ 1342.155283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.155377][ T32] r10:00000000 r9:85286400 r8:80287e08 r7:eb861e60 r6:852a7800 r5:84870000 [ 1342.155406][ T32] r4:00000001 [ 1342.155429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.155473][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1342.155505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.155539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.155569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.155602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.155651][ T32] r4:84bdb900 [ 1342.156060][ T32] INFO: task kworker/1:621:5178 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.156112][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.156208][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.156261][ T32] Call trace: [ 1342.156323][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.156414][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.156445][ T32] r4:00000000 [ 1342.156469][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.156538][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.156597][ T32] dd20: 866c4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.156635][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.156677][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.156732][ T32] r5:800f0013 r4:80239bb0 [ 1342.156760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.156833][ T32] r4:82ac21e4 [ 1342.156885][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.156940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.156968][ T32] r4:e023ddc0 [ 1342.157014][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.157080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.157109][ T32] r4:00000000 [ 1342.157183][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.157245][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.157294][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.157372][ T32] r5:00001000 r4:dfcb9000 [ 1342.157398][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.157457][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.157511][ T32] r5:84ba578c r4:84ba5400 [ 1342.157538][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.157724][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1342.157909][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1342.158350][ T32] INFO: task kworker/1:622:5180 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.159009][ T32] r5:855e3000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.159200][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.171730][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.171985][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.172044][ T32] r5:85546b8c r4:85546800 [ 1342.172098][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.172184][ T32] r7:ddde2d80 r6:83018200 r5:85546b8c r4:85286480 [ 1342.172238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.172322][ T32] r10:61c88647 r9:855e3000 r8:852864ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.172352][ T32] r4:85286480 [ 1342.172402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.172462][ T32] r10:00000000 r9:85286480 r8:80287e08 r7:eb86de60 r6:852a7880 r5:855e3000 [ 1342.172488][ T32] r4:00000001 [ 1342.172509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.172551][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1342.172583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.172641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.172675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.172735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.172764][ T32] r4:84bdba40 [ 1342.173143][ T32] INFO: task kworker/1:622:5180 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.173194][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.173337][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.173398][ T32] Call trace: [ 1342.173432][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.173492][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.173525][ T32] r4:00000000 [ 1342.173549][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.173594][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.173625][ T32] dd20: 86a52000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.173669][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.173702][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.173729][ T32] r5:800f0013 r4:80239bb0 [ 1342.173771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.173848][ T32] r4:82ac21e4 [ 1342.173875][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.173951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.173981][ T32] r4:e023ddc0 [ 1342.174028][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.174106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.174136][ T32] r4:00000000 [ 1342.174179][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.174239][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.174264][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.174324][ T32] r5:00001000 r4:dfcb9000 [ 1342.174351][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.174400][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.174448][ T32] r5:84ba578c r4:84ba5400 [ 1342.174469][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.174813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1342.174946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.174979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.175027][ T32] r4:84bd4200 [ 1342.175056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.175101][ T32] INFO: task kworker/1:623:5181 blocked for more than 468 seconds. [ 1342.175168][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.175205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.175231][ T32] task:kworker/1:623 state:D stack:0 pid:5181 tgid:5181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.175312][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.175403][ T32] Call trace: [ 1342.175492][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.175553][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:84876c00 [ 1342.175581][ T32] r4:84876c00 [ 1342.175603][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1342.175849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 ** 8 printk messages dropped ** [ 1342.176247][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.176489][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.176703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.177107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.177877][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 8 printk messages dropped ** [ 1342.178266][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1342.178665][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1342.178905][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 1 printk messages dropped ** [ 1342.179016][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.179044][ T32] r4:84bd5400 [ 1342.179066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.179119][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.179207][ T32] r4:00000001 [ 1342.201314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.201461][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.201501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.201535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.201565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.201618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.201651][ T32] r4:84bd4200 [ 1342.201677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.201712][ T32] INFO: task kworker/1:624:5183 blocked for more than 468 seconds. [ 1342.201754][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.201783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.201810][ T32] task:kworker/1:624 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.201900][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.201976][ T32] Call trace: [ 1342.202048][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.202110][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:85606c00 [ 1342.202163][ T32] r4:85606c00 [ 1342.202198][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.202249][ T32] r5:85606c00 r4:8291a680 [ 1342.202271][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.202339][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.202397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1342.202424][ T32] r4:00000000 [ 1342.202494][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.202539][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.202584][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.202633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdb680 ** 3 printk messages dropped ** [ 1342.202780][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.202905][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.203277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.204162][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.204642][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.204669][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.204700][ T32] r5:800f0013 r4:80239bb0 [ 1342.204724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.204775][ T32] r4:82ac21e4 [ 1342.204821][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.204877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.204904][ T32] r4:e023ddc0 [ 1342.204926][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.204974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.204999][ T32] r4:00000000 [ 1342.205020][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.205097][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.205125][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.205184][ T32] r5:00001000 r4:dfcb9000 [ 1342.205247][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.205323][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.205376][ T32] r5:84ba578c r4:84ba5400 [ 1342.205399][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.205454][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.205503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.205586][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.205642][ T32] r4:84bd5400 [ 1342.205691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.205765][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.205794][ T32] r4:00000001 [ 1342.205816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.205857][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.205886][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.205948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.206323][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.206703][ T32] r5:855f1800 r4:8291a680 ** 6 printk messages dropped ** [ 1342.206971][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.207442][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.207511][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.208038][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) ** 7 printk messages dropped ** [ 1342.208694][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.209156][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1342.232532][ T32] r5:00001000 r4:dfcb9000 ** 7 printk messages dropped ** [ 1342.232933][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1342.233128][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1342.233381][ T32] INFO: task kworker/1:625:5188 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.233867][ T32] r4:85638000 ** 4 printk messages dropped ** [ 1342.234065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 ** 9 printk messages dropped ** [ 1342.234590][ T32] r5:00001000 r4:e00e7000 ** 1 printk messages dropped ** [ 1342.234688][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.234982][ T32] r4:85286700 [ 1342.235007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.235089][ T32] r10:00000000 r9:85286700 r8:80287e08 r7:eb875e60 r6:85286780 r5:85638000 [ 1342.235118][ T32] r4:00000001 [ 1342.235180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.235253][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) [ 1342.235291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.235355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.235392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.235450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.235507][ T32] r4:84bdbec0 [ 1342.235918][ T32] INFO: task kworker/1:625:5188 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.235986][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.236055][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.236114][ T32] Call trace: [ 1342.236187][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.236247][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.236274][ T32] r4:00000000 [ 1342.236296][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.236340][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.236371][ T32] dd20: 87151000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.236403][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.236456][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.236500][ T32] r5:800f0013 r4:80239bb0 [ 1342.236527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.236575][ T32] r4:82ac21e4 [ 1342.236598][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.236648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.236752][ T32] r4:e023ddc0 [ 1342.236779][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.236833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.236859][ T32] r4:00000000 [ 1342.236893][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.236976][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.237005][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.237056][ T32] r5:00001000 r4:dfcb9000 [ 1342.237078][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.237122][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.237171][ T32] r5:84ba578c r4:84ba5400 [ 1342.237222][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.237306][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.237335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.237391][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.237416][ T32] r4:84bd5400 [ 1342.237436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.237488][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.237513][ T32] r4:00000001 [ 1342.237536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.237606][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.237641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.237690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.237748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.237785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.237834][ T32] r4:84bd4200 [ 1342.237885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.237919][ T32] INFO: task kworker/0:404:5189 blocked for more than 468 seconds. [ 1342.237969][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.237998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.238024][ T32] task:kworker/0:404 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.238074][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.238118][ T32] Call trace: [ 1342.238173][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.238237][ T32] r10:8291a684 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:85638c00 [ 1342.238263][ T32] r4:85638c00 [ 1342.238298][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.238376][ T32] r5:85638c00 r4:8291a680 [ 1342.238403][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.238450][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.238532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1342.238563][ T32] r4:00000000 [ 1342.238610][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.238656][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.238990][ T32] r5:00001000 r4:dfa5b000 ** 4 printk messages dropped ** [ 1342.239242][ T32] r7:dddced80 r6:83018000 r5:855b878c r4:852a7a00 ** 7 printk messages dropped ** [ 1342.258885][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) ** 6 printk messages dropped ** [ 1342.259874][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.260490][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1342.260847][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.261369][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.261401][ T32] r4:84bd5400 [ 1342.261423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.261477][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.261526][ T32] r4:00000001 [ 1342.261556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.261601][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.261633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.261695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.261729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.261763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.261790][ T32] r4:84bd4200 [ 1342.261813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.261844][ T32] INFO: task kworker/0:405:5192 blocked for more than 468 seconds. [ 1342.261905][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.261960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.261990][ T32] task:kworker/0:405 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.262068][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.262119][ T32] Call trace: [ 1342.262172][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.262240][ T32] r10:8291a684 r9:eb6f5d84 r8:00000002 r7:60000113 r6:eb6f5d8c r5:8563a400 [ 1342.262266][ T32] r4:8563a400 [ 1342.262287][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.262335][ T32] r5:8563a400 r4:8291a680 [ 1342.262381][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.262455][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.262509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1342.262534][ T32] r4:00000000 [ 1342.262568][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.262614][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.262690][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.262770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282880 ** 3 printk messages dropped ** [ 1342.262927][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.263118][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.263280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.263620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.264187][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.264734][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.265063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 13 printk messages dropped ** [ 1342.265762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1342.266242][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 1342.266502][ T32] r10:8291a684 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:8563b000 ** 8 printk messages dropped ** [ 1342.266995][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.267363][ T32] r5:00001000 r4:eaac9000 ** 2 printk messages dropped ** [ 1342.267485][ T32] r5:8554678c r4:85546400 [ 1342.267507][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.267635][ T32] r7:ddde2d80 r6:83018200 r5:8554678c r4:85286900 [ 1342.267662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.267716][ T32] r10:61c88647 r9:8563b000 r8:8528692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.267741][ T32] r4:85286900 [ 1342.267762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.267813][ T32] r10:00000000 r9:85286900 r8:80287e08 r7:eb875e60 r6:85286980 r5:8563b000 [ 1342.267837][ T32] r4:00000001 [ 1342.267857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.267932][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1342.267991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.268075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.268110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.268145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.268193][ T32] r4:84a32bc0 [ 1342.268418][ T32] INFO: task kworker/1:626:5194 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.268460][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.268557][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.268616][ T32] Call trace: [ 1342.268677][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.268764][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.268829][ T32] r4:00000000 [ 1342.268854][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.268920][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.268966][ T32] dd20: 87469000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.269022][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.269055][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.269082][ T32] r5:800f0013 r4:80239bb0 [ 1342.269104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.269153][ T32] r4:82ac21e4 [ 1342.269174][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.302104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.302225][ T32] r4:e023ddc0 [ 1342.302256][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.302332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.302358][ T32] r4:00000000 [ 1342.302380][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.302436][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.302486][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.302551][ T32] r5:00001000 r4:dfcb9000 [ 1342.302574][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.302643][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.303003][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.303463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.303766][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.304083][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.304463][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.304728][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.304776][ T32] r5:855b978c r4:855b9400 ** 1 printk messages dropped ** [ 1342.304904][ T32] r7:dddced80 r6:83018000 r5:855b978c r4:852a7b00 ** 5 printk messages dropped ** [ 1342.305207][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.305384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.306064][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.306395][ T32] dd20: 87ca4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1342.306736][ T32] r4:e023ddc0 [ 1342.306773][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.306851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.306880][ T32] r4:00000000 [ 1342.306927][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.306992][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.307024][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.307074][ T32] r5:00001000 r4:dfcb9000 [ 1342.307136][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.307214][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.307293][ T32] r5:84ba578c r4:84ba5400 [ 1342.307319][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.307411][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.307447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.307506][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.307557][ T32] r4:84bd5400 [ 1342.307583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.307638][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.307663][ T32] r4:00000001 [ 1342.307685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.307725][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.307754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.307786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.307815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.307848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.307872][ T32] r4:84bd4200 [ 1342.307895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.307925][ T32] INFO: task kworker/0:407:5199 blocked for more than 468 seconds. [ 1342.307958][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.308007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.308037][ T32] task:kworker/0:407 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.308115][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.308199][ T32] Call trace: [ 1342.308233][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1342.308590][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1342.309155][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.309229][ T32] r5:855b8f8c r4:855b8c00 ** 2 printk messages dropped ** [ 1342.317369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.317763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.318760][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.319015][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 9 printk messages dropped ** [ 1342.332624][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1342.333189][ T32] r4:84bd5400 ** 3 printk messages dropped ** [ 1342.333320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.333517][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1342.333772][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.334190][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.334321][ T32] r4:00000000 [ 1342.334348][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.334392][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.334432][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.334515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283c80 [ 1342.334545][ T32] r4:00000000 [ 1342.334618][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.334709][ T32] r9:83018205 r8:85643c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.334737][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.334812][ T32] r5:00001000 r4:eb27b000 [ 1342.334838][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.334885][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.334933][ T32] r5:8567438c r4:85674000 [ 1342.334954][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.335004][ T32] r7:ddde2d80 r6:83018200 r5:8567438c r4:85286a00 [ 1342.335026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.335132][ T32] r10:61c88647 r9:85643c00 r8:85286a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.335166][ T32] r4:85286a00 [ 1342.335194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.335255][ T32] r10:00000000 r9:85286a00 r8:80287e08 r7:eb875e60 r6:852a7d00 r5:85643c00 [ 1342.335284][ T32] r4:00000001 [ 1342.335306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.335372][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1342.335403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.335437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.335487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.335525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.335550][ T32] r4:85283200 [ 1342.335938][ T32] INFO: task kworker/1:627:5201 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.335981][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.336086][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.336157][ T32] Call trace: [ 1342.336318][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.336382][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.336484][ T32] r4:00000000 [ 1342.336517][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.336590][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.336651][ T32] dd20: 880a1000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.336689][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.336721][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.336748][ T32] r5:800f0013 r4:80239bb0 [ 1342.336796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.336898][ T32] r4:82ac21e4 [ 1342.336955][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.337018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.337044][ T32] r4:e023ddc0 [ 1342.337066][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.337117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.337169][ T32] r4:00000000 [ 1342.337230][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.337296][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.337322][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.337370][ T32] r5:00001000 r4:dfcb9000 [ 1342.337392][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.337493][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.337549][ T32] r5:84ba578c r4:84ba5400 [ 1342.337572][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.337651][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.337704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.337770][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1342.337818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.338142][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.338607][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.338897][ T32] r5:85640000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.339180][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.360467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283500 ** 7 printk messages dropped ** [ 1342.360832][ T32] r5:85546f8c r4:85546c00 ** 9 printk messages dropped ** [ 1342.361441][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) ** 6 printk messages dropped ** [ 1342.362061][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1342.363204][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1342.363762][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1342.363954][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1342.364163][ T32] r4:84bd4200 [ 1342.364194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.364228][ T32] INFO: task kworker/1:629:5204 blocked for more than 468 seconds. [ 1342.364341][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.364391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.364421][ T32] task:kworker/1:629 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.364531][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.364655][ T32] Call trace: [ 1342.364689][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.364744][ T32] r10:8291a684 r9:eb899d84 r8:00000002 r7:60000113 r6:eb899d8c r5:85643000 [ 1342.364770][ T32] r4:85643000 [ 1342.364816][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.364869][ T32] r5:85643000 r4:8291a680 [ 1342.364892][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.364937][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.364988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 [ 1342.365016][ T32] r4:00000000 [ 1342.365037][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.365075][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.365150][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.365258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283480 [ 1342.365288][ T32] r4:00000000 [ 1342.365310][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.365362][ T32] r9:83018205 r8:85643000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1342.365387][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.365436][ T32] r5:00001000 r4:eae73000 [ 1342.365458][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.365502][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.365550][ T32] r5:8554738c r4:85547000 [ 1342.365572][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.365623][ T32] r7:ddde2d80 r6:83018200 r5:8554738c r4:85286b00 [ 1342.365790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.365853][ T32] r10:61c88647 r9:85643000 r8:85286b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.365880][ T32] r4:85286b00 [ 1342.365901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.365953][ T32] r10:00000000 r9:85286b00 r8:80287e08 r7:eb88de60 r6:852a7e00 r5:85643000 [ 1342.365980][ T32] r4:00000001 [ 1342.366000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.366041][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1342.366072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.366113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.366142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.366180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.366255][ T32] r4:85283600 [ 1342.366534][ T32] INFO: task kworker/1:629:5204 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.366580][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.366721][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.366808][ T32] Call trace: [ 1342.366869][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.366929][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.366985][ T32] r4:00000000 [ 1342.367038][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.367130][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.367167][ T32] dd20: 88585000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.367209][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.367239][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.367288][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1342.367402][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.367665][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.367952][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.368368][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.368607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.369072][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1342.389961][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.390014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [ 1342.390041][ T32] r4:00000000 [ 1342.390062][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.390102][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.390146][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.390222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283780 [ 1342.390276][ T32] r4:00000000 [ 1342.390352][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.390416][ T32] r9:83018205 r8:85646000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1342.390518][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.390594][ T32] r5:00001000 r4:eaeed000 [ 1342.390648][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.390699][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.390761][ T32] r5:8554778c r4:85547400 [ 1342.390795][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.390852][ T32] r7:ddde2d80 r6:83018200 r5:8554778c r4:85286b80 [ 1342.390877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.390931][ T32] r10:61c88647 r9:85646000 r8:85286bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.390955][ T32] r4:85286b80 [ 1342.390991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.391073][ T32] r10:00000000 r9:85286b80 r8:80287e08 r7:eb88de60 r6:852a7e80 r5:85646000 [ 1342.391102][ T32] r4:00000001 [ 1342.391124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.391167][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1342.391207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.391249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.391315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.391374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.391418][ T32] r4:85283400 [ 1342.391848][ T32] INFO: task kworker/1:630:5206 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.391895][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.391971][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.392174][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 10 printk messages dropped ** [ 1342.392686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 16 printk messages dropped ** [ 1342.393496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.393776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.394160][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.394652][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.395162][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.395308][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.395647][ T32] r4:85286c00 ** 4 printk messages dropped ** [ 1342.395820][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) ** 6 printk messages dropped ** [ 1342.396259][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.396852][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.397243][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1342.397437][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.397847][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1342.398062][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 1 printk messages dropped ** [ 1342.398152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.398187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.398226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.398253][ T32] r4:84bd4200 [ 1342.398303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.398337][ T32] INFO: task kworker/1:632:5210 blocked for more than 468 seconds. [ 1342.398491][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.398528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.398556][ T32] task:kworker/1:632 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.398632][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.398779][ T32] Call trace: [ 1342.398962][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.399048][ T32] r10:8291a684 r9:eb8b1d84 r8:00000002 r7:60000013 r6:eb8b1d8c r5:85640c00 [ 1342.399103][ T32] r4:85640c00 [ 1342.399140][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.399199][ T32] r5:85640c00 r4:8291a680 [ 1342.420498][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.420628][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.420686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 [ 1342.420851][ T32] r4:00000000 [ 1342.420904][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.421048][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.421103][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.421253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283a40 [ 1342.421286][ T32] r4:00000000 [ 1342.421310][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.421389][ T32] r9:83018205 r8:85640c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.421426][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.421481][ T32] r5:00001000 r4:eb0a1000 [ 1342.421504][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.421548][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.421596][ T32] r5:85547f8c r4:85547c00 [ 1342.421666][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.421726][ T32] r7:ddde2d80 r6:83018200 r5:85547f8c r4:85286c80 [ 1342.421750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.421805][ T32] r10:61c88647 r9:85640c00 r8:85286cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.421880][ T32] r4:85286c80 [ 1342.421907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.421987][ T32] r10:00000000 r9:85286c80 r8:80287e08 r7:eb88de60 r6:852a7f80 r5:85640c00 [ 1342.422017][ T32] r4:00000001 [ 1342.422041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.422099][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1342.422137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.422169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.422234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.422282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.422332][ T32] r4:85283740 [ 1342.422743][ T32] INFO: task kworker/1:632:5210 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.422791][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.422920][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.422977][ T32] Call trace: [ 1342.423066][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.423127][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.423169][ T32] r4:00000000 [ 1342.423201][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.423249][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.423378][ T32] dd20: 88ab1000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.423419][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.423448][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.423547][ T32] r5:800f0013 r4:80239bb0 [ 1342.423695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.423749][ T32] r4:82ac21e4 [ 1342.423771][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.423840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.423882][ T32] r4:e023ddc0 [ 1342.423933][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.424332][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.424689][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 16 printk messages dropped ** [ 1342.425680][ T32] r10:8291a684 r9:eb8b9d84 r8:00000002 r7:60000013 r6:eb8b9d8c r5:85646c00 ** 4 printk messages dropped ** [ 1342.425859][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.425908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 1342.425932][ T32] r4:00000000 [ 1342.425954][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.426005][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.426050][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.426118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85283b40 [ 1342.426154][ T32] r4:00000000 [ 1342.426181][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.426235][ T32] r9:83018205 r8:85646c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.426258][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.426304][ T32] r5:00001000 r4:eb243000 [ 1342.426327][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.426383][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.426435][ T32] r5:8442af8c r4:8442ac00 [ 1342.426457][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.426532][ T32] r7:ddde2d80 r6:83018200 r5:8442af8c r4:85286d00 [ 1342.426584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.426703][ T32] r10:61c88647 r9:85646c00 r8:85286d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.426733][ T32] r4:85286d00 [ 1342.426754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.426812][ T32] r10:00000000 r9:85286d00 r8:80287e08 r7:eb88de60 r6:852a8000 r5:85646c00 [ 1342.426862][ T32] r4:00000001 [ 1342.426960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.427005][ T32] Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) [ 1342.427038][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.427115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.427166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.427280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.427310][ T32] r4:85283840 [ 1342.427579][ T32] INFO: task kworker/1:633:5212 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.427649][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.427717][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.427793][ T32] Call trace: [ 1342.427828][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1342.428125][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1342.428625][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 11 printk messages dropped ** [ 1342.429196][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 13 printk messages dropped ** [ 1342.464539][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.465715][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.466620][ T32] r5:85674b8c r4:85674800 [ 1342.466698][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.466841][ T32] r7:ddde2d80 r6:83018200 r5:85674b8c r4:85286d80 [ 1342.466907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.467113][ T32] r10:61c88647 r9:85641800 r8:85286dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.467205][ T32] r4:85286d80 [ 1342.467263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.467404][ T32] r10:00000000 r9:85286d80 r8:80287e08 r7:eb88de60 r6:852a8080 r5:85641800 [ 1342.467493][ T32] r4:00000001 [ 1342.467551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.467644][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1342.467736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.467817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.467906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.467989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.468064][ T32] r4:85283b00 [ 1342.468853][ T32] INFO: task kworker/1:634:5216 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.468963][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.469138][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.477452][ T32] Call trace: [ 1342.477657][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.477850][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.477925][ T32] r4:00000000 [ 1342.477984][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.478091][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.478171][ T32] dd20: 8906d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.478253][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.478322][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.478409][ T32] r5:800f0013 r4:80239bb0 [ 1342.478501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.478614][ T32] r4:82ac21e4 [ 1342.478669][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.478791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.478907][ T32] r4:e023ddc0 [ 1342.478972][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.479113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.479203][ T32] r4:00000000 [ 1342.490026][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.490273][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.490366][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.490507][ T32] r5:00001000 r4:dfcb9000 ** 1 printk messages dropped ** [ 1342.490677][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.491466][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 8 printk messages dropped ** [ 1342.492194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1342.493014][ T32] r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:85644800 ** 6 printk messages dropped ** [ 1342.493776][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1342.494741][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.495254][ T32] r10:61c88647 r9:85644800 r8:85286e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1342.497044][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1342.499056][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.499115][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.529993][ T32] r5:00001000 r4:dfcb9000 [ 1342.530112][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.530197][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.530259][ T32] r5:84ba578c r4:84ba5400 [ 1342.530288][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.530356][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.530384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.530459][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.530488][ T32] r4:84bd5400 [ 1342.530538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.530621][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.530677][ T32] r4:00000001 [ 1342.530712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.530765][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.530803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.530839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.530899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.530941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.530994][ T32] r4:84bd4200 [ 1342.531028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.531077][ T32] INFO: task kworker/0:408:5218 blocked for more than 469 seconds. [ 1342.531143][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.531176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.531209][ T32] task:kworker/0:408 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.531288][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.531400][ T32] Call trace: [ 1342.531448][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.531537][ T32] r10:8291a684 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:84876000 [ 1342.531568][ T32] r4:84876000 [ 1342.531590][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.531664][ T32] r5:84876000 r4:8291a680 [ 1342.531691][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.531736][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.531824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1342.531854][ T32] r4:00000000 [ 1342.531881][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.531922][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1342.532098][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.532415][ T32] r5:855b938c r4:855b9000 [ 1342.532577][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.532635][ T32] r7:dddced80 r6:83018000 r5:855b938c r4:852a8180 [ 1342.532686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.532744][ T32] r10:61c88647 r9:84876000 r8:852a81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.532793][ T32] r4:852a8180 [ 1342.532841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.532898][ T32] r10:00000000 r9:852a8180 r8:80287e08 r7:eb74de60 r6:852a8200 r5:84876000 [ 1342.532946][ T32] r4:00000001 [ 1342.532995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.533049][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1342.533083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.533139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.533175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.533210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.533284][ T32] r4:85298bc0 [ 1342.533733][ T32] INFO: task kworker/0:408:5218 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.533781][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.533909][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.534075][ T32] Call trace: [ 1342.534115][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.534175][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.534201][ T32] r4:00000000 [ 1342.534264][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.534315][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.534346][ T32] dd20: 894f5000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.534408][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.534473][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.534671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 15 printk messages dropped ** [ 1342.535406][ T32] r4:84bd5400 ** 6 printk messages dropped ** [ 1342.535718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.536227][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.536707][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.536982][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.537292][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.537344][ T32] r5:85674f8c r4:85674c00 ** 2 printk messages dropped ** [ 1342.537502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.537851][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.537912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.537944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.537968][ T32] r4:85283dc0 [ 1342.538264][ T32] INFO: task kworker/1:636:5222 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.538333][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.538436][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.538521][ T32] Call trace: [ 1342.538563][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.538623][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.538650][ T32] r4:00000000 [ 1342.538671][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.538755][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.538815][ T32] dd20: 894f5000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.538852][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.538882][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.538909][ T32] r5:800f0013 r4:80239bb0 [ 1342.538932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.539027][ T32] r4:82ac21e4 [ 1342.539061][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.539166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.539207][ T32] r4:e023ddc0 [ 1342.539229][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.563590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.563721][ T32] r4:00000000 [ 1342.563757][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.563838][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.563863][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.563917][ T32] r5:00001000 r4:dfcb9000 [ 1342.564013][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.564064][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.564115][ T32] r5:84ba578c r4:84ba5400 [ 1342.564139][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.564194][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.564219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.564272][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.564316][ T32] r4:84bd5400 [ 1342.564342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.564418][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.564453][ T32] r4:00000001 [ 1342.564499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.564547][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.564581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.564613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.564643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.564677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.564702][ T32] r4:84bd4200 [ 1342.564726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.564759][ T32] INFO: task kworker/1:637:5224 blocked for more than 469 seconds. [ 1342.564819][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.564851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.564879][ T32] task:kworker/1:637 state:D stack:0 pid:5224 tgid:5224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.564966][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.565201][ T32] r4:8560a400 ** 3 printk messages dropped ** [ 1342.565408][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.565799][ T32] r9:83018205 r8:8560a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1342.566063][ T32] r5:8567538c r4:85675000 [ 1342.566086][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.566297][ T32] r4:85286f00 ** 5 printk messages dropped ** [ 1342.566635][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.567455][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.567798][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1342.568101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1342.568568][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.569123][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 11 printk messages dropped ** [ 1342.586147][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.586404][ T32] r4:8563ec00 [ 1342.586435][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.586488][ T32] r5:8563ec00 r4:8291a680 [ 1342.586534][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.586584][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.586662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1342.586868][ T32] r4:00000000 [ 1342.586929][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.587056][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.587122][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.587220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331100 [ 1342.587250][ T32] r4:00000000 [ 1342.587273][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.587347][ T32] r9:83018205 r8:8563ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1342.587392][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.587455][ T32] r5:00001000 r4:eb499000 [ 1342.587540][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.587601][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.587660][ T32] r5:8567578c r4:85675400 [ 1342.587683][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.587866][ T32] r7:ddde2d80 r6:83018200 r5:8567578c r4:85286f80 [ 1342.587897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.587955][ T32] r10:61c88647 r9:8563ec00 r8:85286fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.587981][ T32] r4:85286f80 [ 1342.588045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.588105][ T32] r10:00000000 r9:85286f80 r8:80287e08 r7:eb8d9e60 r6:852ab000 r5:8563ec00 [ 1342.588131][ T32] r4:00000001 [ 1342.588152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.588208][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1342.588244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.588293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.588329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.588363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.588448][ T32] r4:85283e40 [ 1342.588892][ T32] INFO: task kworker/1:638:5225 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.588963][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.589087][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.589194][ T32] Call trace: [ 1342.589254][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.602145][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.602199][ T32] r4:00000000 [ 1342.602249][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.602344][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.602384][ T32] dd20: 89e1d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.602420][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.602456][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.602485][ T32] r5:800f0013 r4:80239bb0 [ 1342.602508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.602563][ T32] r4:82ac21e4 [ 1342.602587][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.602638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.602663][ T32] r4:e023ddc0 [ 1342.602684][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.602734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1342.603110][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1342.603966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1342.604827][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.605200][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.605769][ T32] r10:61c88647 r9:8563e000 r8:852ab0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.606235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.606270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.606295][ T32] r4:853310c0 [ 1342.606737][ T32] INFO: task kworker/1:639:5226 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.606805][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.606925][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.606979][ T32] Call trace: [ 1342.607014][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.607072][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.607117][ T32] r4:00000000 [ 1342.607162][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.607218][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.607251][ T32] dd20: 89e1d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.607284][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.607312][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.607356][ T32] r5:800f0013 r4:80239bb0 [ 1342.607379][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.607432][ T32] r4:82ac21e4 [ 1342.607457][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.607509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.607536][ T32] r4:e023ddc0 [ 1342.607558][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.607608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.607681][ T32] r4:00000000 [ 1342.607709][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.607764][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.607892][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.608066][ T32] r5:00001000 r4:dfcb9000 [ 1342.608093][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.608205][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.608280][ T32] r5:84ba578c r4:84ba5400 [ 1342.608307][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.608363][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.608386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.608469][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.608527][ T32] r4:84bd5400 [ 1342.608554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.608609][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.608633][ T32] r4:00000001 [ 1342.608679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.608726][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.608781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.608850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.608885][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.608941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.608971][ T32] r4:84bd4200 [ 1342.609018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.609052][ T32] INFO: task kworker/1:640:5229 blocked for more than 469 seconds. [ 1342.609088][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.609137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.609174][ T32] task:kworker/1:640 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.609254][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.630295][ T32] Call trace: [ 1342.630352][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.630520][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:85639800 [ 1342.630561][ T32] r4:85639800 [ 1342.630637][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.630724][ T32] r5:85639800 r4:8291a680 [ 1342.630776][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.630838][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.630895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 ** 2 printk messages dropped ** [ 1342.631142][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.631472][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.631811][ T32] r5:85675b8c r4:85675800 ** 2 printk messages dropped ** [ 1342.631915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.632410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.633239][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1342.633737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1342.634390][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1342.634654][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 5 printk messages dropped ** [ 1342.634930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.635173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.635207][ T32] task:kworker/1:641 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.635288][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.635386][ T32] Call trace: [ 1342.635486][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.635579][ T32] r10:8291a684 r9:eb8e1d84 r8:00000002 r7:60000013 r6:eb8e1d8c r5:85610000 [ 1342.635633][ T32] r4:85610000 [ 1342.635686][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.635766][ T32] r5:85610000 r4:8291a680 [ 1342.635815][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.635864][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.635918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1342.635943][ T32] r4:00000000 [ 1342.635964][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.636002][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.636041][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.636112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331cc0 [ 1342.636141][ T32] r4:00000000 [ 1342.636164][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.636241][ T32] r9:83018205 r8:85610000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1342.636275][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.636324][ T32] r5:00001000 r4:eb687000 [ 1342.636363][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.636429][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.636483][ T32] r5:8567678c r4:85676400 [ 1342.636505][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.636557][ T32] r7:ddde2d80 r6:83018200 r5:8567678c r4:852ab280 [ 1342.636579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.636658][ T32] r10:61c88647 r9:85610000 r8:852ab2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.636741][ T32] r4:852ab280 [ 1342.636824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.636929][ T32] r10:00000000 r9:852ab280 r8:80287e08 r7:eb721e60 r6:852ab300 r5:85610000 [ 1342.636958][ T32] r4:00000001 [ 1342.637004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.637085][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1342.637120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.637202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.637263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.637306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.637367][ T32] r4:85331440 [ 1342.637658][ T32] INFO: task kworker/1:641:5231 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.637702][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.637777][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.637840][ T32] Call trace: [ 1342.637874][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.637931][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.637957][ T32] r4:00000000 [ 1342.638002][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.638052][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.638084][ T32] dd20: 8a244000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.638118][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.638146][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.638174][ T32] r5:800f0013 r4:80239bb0 [ 1342.638196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.638242][ T32] r4:82ac21e4 [ 1342.638272][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.638326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.638378][ T32] r4:e023ddc0 [ 1342.638417][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.638503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.638570][ T32] r4:00000000 [ 1342.638597][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.638677][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1342.638940][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1342.661741][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 14 printk messages dropped ** [ 1342.662583][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.662932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 ** 12 printk messages dropped ** [ 1342.663630][ T32] r5:855bab8c r4:855ba800 ** 6 printk messages dropped ** [ 1342.663952][ T32] r10:00000000 r9:852a8380 r8:80287e08 r7:eb74de60 r6:852ab380 r5:85610c00 ** 9 printk messages dropped ** [ 1342.664782][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.665183][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.665215][ T32] dd20: 8a62a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.665248][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.665301][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.665332][ T32] r5:800f0013 r4:80239bb0 [ 1342.665370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.665422][ T32] r4:82ac21e4 [ 1342.665450][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.665501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.665550][ T32] r4:e023ddc0 [ 1342.665576][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.665626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.665651][ T32] r4:00000000 [ 1342.665672][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.665723][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.665766][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.665821][ T32] r5:00001000 r4:dfcb9000 [ 1342.665843][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.665893][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.665943][ T32] r5:84ba578c r4:84ba5400 [ 1342.665984][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.666071][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.666127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.666186][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.666236][ T32] r4:84bd5400 [ 1342.666262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.666346][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.666398][ T32] r4:00000001 [ 1342.666424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.666488][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.666552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.666587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.666618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.666675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.666703][ T32] r4:84bd4200 [ 1342.666726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.666768][ T32] INFO: task kworker/1:642:5235 blocked for more than 469 seconds. ** 4 printk messages dropped ** [ 1342.667297][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.667801][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.668208][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.668369][ T32] r5:8567638c r4:85676000 ** 1 printk messages dropped ** [ 1342.668484][ T32] r7:ddde2d80 r6:83018200 r5:8567638c r4:852ab400 ** 5 printk messages dropped ** [ 1342.668980][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.669218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.682382][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1342.682871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 14 printk messages dropped ** [ 1342.683662][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.684109][ T32] r4:84bd4200 ** 8 printk messages dropped ** [ 1342.684531][ T32] r10:8291a684 r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:85611800 ** 10 printk messages dropped ** [ 1342.685080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85298100 ** 7 printk messages dropped ** [ 1342.685498][ T32] r5:85676b8c r4:85676800 [ 1342.685540][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.685596][ T32] r7:dddced80 r6:83018000 r5:85676b8c r4:852a8400 [ 1342.685619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.685721][ T32] r10:61c88647 r9:85611800 r8:852a842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.685765][ T32] r4:852a8400 [ 1342.685815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.685902][ T32] r10:00000000 r9:852a8400 r8:80287e08 r7:eb8ede60 r6:852ab500 r5:85611800 [ 1342.685963][ T32] r4:00000001 [ 1342.686012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.686058][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1342.686090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.686225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.686262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.686296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.686321][ T32] r4:85298580 [ 1342.686606][ T32] INFO: task kworker/0:410:5237 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.686674][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.686792][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.686892][ T32] Call trace: [ 1342.686959][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.687067][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.687116][ T32] r4:00000000 [ 1342.687138][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.687184][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.687215][ T32] dd20: 8a62a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.687248][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.687307][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.687354][ T32] r5:800f0013 r4:80239bb0 [ 1342.687378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.687432][ T32] r4:82ac21e4 [ 1342.687456][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.687507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.687532][ T32] r4:e023ddc0 [ 1342.687553][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.687604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.687628][ T32] r4:00000000 [ 1342.687650][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.687703][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.687726][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.687775][ T32] r5:00001000 r4:dfcb9000 [ 1342.687821][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.687871][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.687924][ T32] r5:84ba578c r4:84ba5400 [ 1342.687947][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.688000][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.688112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.688250][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.688279][ T32] r4:84bd5400 [ 1342.688301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.688354][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.688379][ T32] r4:00000001 [ 1342.688401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.688471][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.688505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.688567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.688626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.688687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1342.688957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1342.712159][ T32] r4:85614800 ** 5 printk messages dropped ** [ 1342.712514][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.712832][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.713181][ T32] r5:85677f8c r4:85677c00 ** 2 printk messages dropped ** [ 1342.713434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.714032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.714583][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.714736][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.714846][ T32] Call trace: [ 1342.714938][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.715077][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.715111][ T32] r4:00000000 [ 1342.715180][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.715249][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.715285][ T32] dd20: 8a9b6000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.715365][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.715405][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.715440][ T32] r5:800f0013 r4:80239bb0 [ 1342.715465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.715517][ T32] r4:82ac21e4 [ 1342.715564][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.715621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.715696][ T32] r4:e023ddc0 [ 1342.715735][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.715840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.715917][ T32] r4:00000000 [ 1342.715969][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.716031][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.716056][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.716129][ T32] r5:00001000 r4:dfcb9000 [ 1342.716157][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.716203][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.716358][ T32] r5:84ba578c r4:84ba5400 [ 1342.716455][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.716518][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.716542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.716599][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.716626][ T32] r4:84bd5400 [ 1342.716663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.716723][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.716772][ T32] r4:00000001 [ 1342.716798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.716842][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.716901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.716944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.716975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.717080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.717321][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.717859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 7 printk messages dropped ** [ 1342.718184][ T32] r9:83018205 r8:85613000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1342.718435][ T32] r5:85676f8c r4:85676c00 [ 1342.718504][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.718694][ T32] r10:61c88647 r9:85613000 r8:852ab6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.719113][ T32] r4:85331d00 ** 3 printk messages dropped ** [ 1342.741817][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.742263][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 7 printk messages dropped ** [ 1342.742735][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.743132][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1342.743431][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1342.743685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1342.743951][ T32] task:kworker/1:645 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.744032][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.744106][ T32] Call trace: [ 1342.744181][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.744267][ T32] r10:8291a684 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:85615400 [ 1342.744298][ T32] r4:85615400 [ 1342.744334][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.744388][ T32] r5:85615400 r4:8291a680 [ 1342.744423][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.744481][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.744557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1342.744589][ T32] r4:00000000 [ 1342.744612][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.744655][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.744695][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.744818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282f40 [ 1342.744871][ T32] r4:00000000 [ 1342.744922][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.744981][ T32] r9:83018205 r8:85615400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1342.745006][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.745058][ T32] r5:00001000 r4:dfa73000 [ 1342.745080][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.745125][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.745173][ T32] r5:8567738c r4:85677000 [ 1342.745196][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.745272][ T32] r7:ddde2d80 r6:83018200 r5:8567738c r4:852ab780 [ 1342.745309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.745368][ T32] r10:61c88647 r9:85615400 r8:852ab7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.745396][ T32] r4:852ab780 [ 1342.745418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.745477][ T32] r10:00000000 r9:852ab780 r8:80287e08 r7:eb8f9e60 r6:852ab800 r5:85615400 [ 1342.745503][ T32] r4:00000001 [ 1342.745534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.745579][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1342.745610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.745642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.745688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.745730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.745757][ T32] r4:85331e80 [ 1342.746103][ T32] INFO: task kworker/1:645:5243 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.746149][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.746240][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.746292][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.746519][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 11 printk messages dropped ** [ 1342.747020][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1342.747650][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1342.747928][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1342.748231][ T32] INFO: task kworker/1:646:5246 blocked for more than 469 seconds. [ 1342.748264][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.748289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.748316][ T32] task:kworker/1:646 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.748368][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.748414][ T32] Call trace: [ 1342.748455][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.748512][ T32] r10:8291a684 r9:eb8e9d84 r8:00000002 r7:60000113 r6:eb8e9d8c r5:85616000 [ 1342.748554][ T32] r4:85616000 [ 1342.748604][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.748660][ T32] r5:85616000 r4:8291a680 [ 1342.748706][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.748779][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.748834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1342.748863][ T32] r4:00000000 [ 1342.748886][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.748928][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.748967][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.749015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852af040 [ 1342.749040][ T32] r4:00000000 [ 1342.749062][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.749139][ T32] r9:83018205 r8:85616000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1342.749168][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.749264][ T32] r5:00001000 r4:dfc4b000 [ 1342.766669][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.766779][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.766846][ T32] r5:8567778c r4:85677400 [ 1342.766876][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.766935][ T32] r7:ddde2d80 r6:83018200 r5:8567778c r4:852ab880 [ 1342.766960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.767029][ T32] r10:61c88647 r9:85616000 r8:852ab8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.767061][ T32] r4:852ab880 [ 1342.767104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.767161][ T32] r10:00000000 r9:852ab880 r8:80287e08 r7:eb8f9e60 r6:852ab900 r5:85616000 [ 1342.767186][ T32] r4:00000001 [ 1342.767209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.767252][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1342.767286][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.768022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.768446][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 9 printk messages dropped ** [ 1342.768888][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.769121][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.781710][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 11 printk messages dropped ** [ 1342.782492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1342.783064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 ** 9 printk messages dropped ** [ 1342.783653][ T32] r5:00001000 r4:e0117000 [ 1342.783677][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.783724][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.783773][ T32] r5:85677b8c r4:85677800 [ 1342.783937][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.784006][ T32] r7:ddde2d80 r6:83018200 r5:85677b8c r4:852ab980 [ 1342.784033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.784090][ T32] r10:61c88647 r9:85616c00 r8:852ab9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.784115][ T32] r4:852ab980 [ 1342.784147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.784204][ T32] r10:00000000 r9:852ab980 r8:80287e08 r7:eb8f9e60 r6:852aba00 r5:85616c00 [ 1342.784230][ T32] r4:00000001 [ 1342.784282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.784327][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1342.784357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.784389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.784419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.784469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.784520][ T32] r4:852af240 [ 1342.784921][ T32] INFO: task kworker/1:647:5247 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.784964][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.785053][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.785146][ T32] Call trace: [ 1342.785183][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.785242][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.785341][ T32] r4:00000000 [ 1342.785371][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.785420][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.785458][ T32] dd20: 8b428000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.785515][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.785548][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.785594][ T32] r5:800f0013 r4:80239bb0 [ 1342.785652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.785704][ T32] r4:82ac21e4 [ 1342.785727][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.785791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.785820][ T32] r4:e023ddc0 [ 1342.785867][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.785921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.785946][ T32] r4:00000000 [ 1342.785992][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.786051][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.786075][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.786124][ T32] r5:00001000 r4:dfcb9000 [ 1342.786146][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.786189][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.786238][ T32] r5:84ba578c r4:84ba5400 [ 1342.786273][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.786343][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.786381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.786444][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.786487][ T32] r4:84bd5400 [ 1342.786511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.786566][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.786591][ T32] r4:00000001 [ 1342.786613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.786654][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.786683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.786716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.786745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.786780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.786828][ T32] r4:84bd4200 [ 1342.786879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.786937][ T32] INFO: task kworker/1:648:5249 blocked for more than 469 seconds. [ 1342.786975][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.787002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.787047][ T32] task:kworker/1:648 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.787147][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.787248][ T32] Call trace: [ 1342.787288][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.787373][ T32] r10:8291a684 r9:eb7fdd84 r8:00000002 r7:60000013 r6:eb7fdd8c r5:85613c00 [ 1342.787423][ T32] r4:85613c00 [ 1342.787479][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.787542][ T32] r5:85613c00 r4:8291a680 [ 1342.787589][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.787640][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.787691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7fde08 [ 1342.787740][ T32] r4:00000000 [ 1342.787766][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.787807][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.787846][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.787897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852af780 [ 1342.787922][ T32] r4:00000000 [ 1342.787944][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.787996][ T32] r9:83018205 r8:85613c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1342.788215][ T32] r5:8567c78c r4:8567c400 [ 1342.788237][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.788380][ T32] r10:61c88647 r9:85613c00 r8:852abaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.788751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.789272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.810016][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1342.810400][ T32] r4:e023ddc0 ** 4 printk messages dropped ** [ 1342.810581][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 7 printk messages dropped ** [ 1342.810877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.811298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.811612][ T32] task:kworker/1:649 state:D stack:0 pid:5251 tgid:5251 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.812235][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.812436][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.812797][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.813342][ T32] r4:00000001 [ 1342.813390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.813441][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1342.813473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.813505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.813545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.813635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.813664][ T32] r4:852af380 [ 1342.814043][ T32] INFO: task kworker/1:649:5251 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.814118][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.814225][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.814291][ T32] Call trace: [ 1342.814325][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.814383][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.814458][ T32] r4:00000000 [ 1342.814497][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.814573][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.814632][ T32] dd20: 8b768000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.814675][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.814705][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.814733][ T32] r5:800f0013 r4:80239bb0 [ 1342.814756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.814804][ T32] r4:82ac21e4 [ 1342.814859][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.814914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.814939][ T32] r4:e023ddc0 [ 1342.814962][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.815010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.815034][ T32] r4:00000000 [ 1342.815055][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.815109][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.815133][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.815180][ T32] r5:00001000 r4:dfcb9000 [ 1342.815202][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.815257][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.815309][ T32] r5:84ba578c r4:84ba5400 [ 1342.815346][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.815488][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1342.816121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1342.816739][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.817381][ T32] r5:8567cb8c r4:8567c800 ** 2 printk messages dropped ** [ 1342.817508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.817849][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.818380][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.818648][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1342.818985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1342.841558][ T32] r5:84ba578c r4:84ba5400 ** 9 printk messages dropped ** [ 1342.842021][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 10 printk messages dropped ** [ 1342.842545][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.843052][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.843482][ T32] r5:00001000 r4:ead73000 ** 2 printk messages dropped ** [ 1342.843645][ T32] r5:8567cf8c r4:8567cc00 [ 1342.843694][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.843776][ T32] r7:ddde2d80 r6:83018200 r5:8567cf8c r4:852abc80 [ 1342.843805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.843862][ T32] r10:61c88647 r9:8560ec00 r8:852abcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.843892][ T32] r4:852abc80 [ 1342.843915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.843968][ T32] r10:00000000 r9:852abc80 r8:80287e08 r7:eb901e60 r6:852a8580 r5:8560ec00 [ 1342.843993][ T32] r4:00000001 [ 1342.844036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.844080][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1342.844110][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.844142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.844173][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.844232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.844284][ T32] r4:852af600 [ 1342.844696][ T32] INFO: task kworker/1:651:5256 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.844765][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.844926][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.844980][ T32] Call trace: [ 1342.845047][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.845111][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.845138][ T32] r4:00000000 [ 1342.845183][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.845258][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.845295][ T32] dd20: 8bb4c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.845335][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.845457][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.845489][ T32] r5:800f0013 r4:80239bb0 [ 1342.845514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.845651][ T32] r4:82ac21e4 [ 1342.845678][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.845730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.845755][ T32] r4:e023ddc0 [ 1342.845776][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.845851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.845879][ T32] r4:00000000 [ 1342.845903][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.845973][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.846019][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.846359][ T32] r5:00001000 r4:dfcb9000 [ 1342.846385][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.846435][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.846484][ T32] r5:84ba578c r4:84ba5400 [ 1342.846506][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.846561][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.846586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.846645][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.846672][ T32] r4:84bd5400 [ 1342.846798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.846874][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.846930][ T32] r4:00000001 [ 1342.846956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.846998][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.847137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.847177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.847209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.847242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.847267][ T32] r4:84bd4200 [ 1342.847288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.847405][ T32] INFO: task kworker/1:652:5258 blocked for more than 469 seconds. [ 1342.847451][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.847495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.847557][ T32] task:kworker/1:652 state:D stack:0 pid:5258 tgid:5258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.847865][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.847915][ T32] Call trace: [ 1342.848176][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.848268][ T32] r10:8291a684 r9:eb909d84 r8:00000002 r7:60000013 r6:eb909d8c r5:8560d400 [ 1342.848298][ T32] r4:8560d400 ** 1 printk messages dropped ** [ 1342.848375][ T32] r5:8560d400 r4:8291a680 ** 2 printk messages dropped ** [ 1342.848535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1342.848565][ T32] r4:00000000 [ 1342.848830][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.848878][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.848919][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.848967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852afb80 [ 1342.848993][ T32] r4:00000000 [ 1342.849015][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.849067][ T32] r9:83018205 r8:8560d400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1342.849091][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.849140][ T32] r5:00001000 r4:eae15000 [ 1342.849184][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.849233][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.874835][ T32] r5:8567d38c r4:8567d000 [ 1342.874882][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.874961][ T32] r7:ddde2d80 r6:83018200 r5:8567d38c r4:852abd00 [ 1342.874985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.875043][ T32] r10:61c88647 r9:8560d400 r8:852abd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.875069][ T32] r4:852abd00 [ 1342.875117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.875178][ T32] r10:00000000 r9:852abd00 r8:80287e08 r7:eb905e60 r6:852a8600 r5:8560d400 [ 1342.875205][ T32] r4:00000001 [ 1342.875228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1342.875501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.876523][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 7 printk messages dropped ** [ 1342.876834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1342.877342][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.877969][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1342.878303][ T32] r4:84bd4200 ** 4 printk messages dropped ** [ 1342.878460][ T32] task:kworker/1:653 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.893388][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.893639][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.893859][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.893908][ T32] r5:8567d78c r4:8567d400 ** 1 printk messages dropped ** [ 1342.893985][ T32] r7:ddde2d80 r6:83018200 r5:8567d78c r4:852abd80 ** 4 printk messages dropped ** [ 1342.894235][ T32] r10:00000000 r9:852abd80 r8:80287e08 r7:eb909e60 r6:852a8680 r5:8560c800 ** 7 printk messages dropped ** [ 1342.894513][ T32] r4:852af880 ** 3 printk messages dropped ** [ 1342.895152][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.895454][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1342.895692][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1342.895868][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.896285][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1342.896511][ T32] r4:84bd5400 ** 2 printk messages dropped ** [ 1342.896649][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.896934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.897156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.897233][ T32] task:kworker/1:654 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.897291][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.897361][ T32] Call trace: [ 1342.897479][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.897557][ T32] r10:8291a684 r9:eb911d84 r8:00000002 r7:60000013 r6:eb911d8c r5:8560bc00 [ 1342.897587][ T32] r4:8560bc00 [ 1342.897621][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.897674][ T32] r5:8560bc00 r4:8291a680 [ 1342.897732][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.897783][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.897844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1342.897874][ T32] r4:00000000 [ 1342.897895][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.897935][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.897973][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.898048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852afe40 [ 1342.898077][ T32] r4:00000000 [ 1342.898099][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.898152][ T32] r9:83018205 r8:8560bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.898200][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.898252][ T32] r5:00001000 r4:eb01d000 [ 1342.898285][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.898341][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.898390][ T32] r5:8567db8c r4:8567d800 [ 1342.898412][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.898471][ T32] r7:ddde2d80 r6:83018200 r5:8567db8c r4:852abe00 [ 1342.898495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.898578][ T32] r10:61c88647 r9:8560bc00 r8:852abe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.898608][ T32] r4:852abe00 [ 1342.898631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.898684][ T32] r10:00000000 r9:852abe00 r8:80287e08 r7:eb90de60 r6:852a8700 r5:8560bc00 [ 1342.898732][ T32] r4:00000001 [ 1342.898757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.898798][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 1342.898827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.898861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.898891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.898924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.898949][ T32] r4:852af600 [ 1342.899213][ T32] INFO: task kworker/1:654:5262 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.899285][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.919798][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.919899][ T32] Call trace: [ 1342.919989][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.920067][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.920096][ T32] r4:00000000 [ 1342.920122][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.920173][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.920211][ T32] dd20: 8c9e0000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.920248][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.920280][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.920334][ T32] r5:800f0013 r4:80239bb0 [ 1342.920390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.920476][ T32] r4:82ac21e4 [ 1342.920503][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.920559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.920585][ T32] r4:e023ddc0 [ 1342.920607][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.920901][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1342.921276][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.921408][ T32] r4:00000001 [ 1342.921437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.921484][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.921515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.921547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.921578][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.921612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.921683][ T32] r4:84bd4200 [ 1342.921743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.921783][ T32] INFO: task kworker/1:655:5264 blocked for more than 469 seconds. [ 1342.921855][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.921887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.921917][ T32] task:kworker/1:655 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.921999][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.922062][ T32] Call trace: [ 1342.922125][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.922209][ T32] r10:8291a684 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:8560b000 [ 1342.922238][ T32] r4:8560b000 [ 1342.922347][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.922404][ T32] r5:8560b000 r4:8291a680 [ 1342.922733][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.923341][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.923434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1342.923467][ T32] r4:00000000 [ 1342.923489][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.923531][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.923589][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.923643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aff40 [ 1342.923669][ T32] r4:00000000 [ 1342.923691][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.923770][ T32] r9:83018205 r8:8560b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1342.923797][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.923870][ T32] r5:00001000 r4:eb079000 [ 1342.923902][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.923947][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.923994][ T32] r5:8567df8c r4:8567dc00 [ 1342.924065][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.924127][ T32] r7:ddde2d80 r6:83018200 r5:8567df8c r4:852abe80 [ 1342.924175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.924261][ T32] r10:61c88647 r9:8560b000 r8:852abeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.924290][ T32] r4:852abe80 [ 1342.924357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.924432][ T32] r10:00000000 r9:852abe80 r8:80287e08 r7:eb911e60 r6:852a8780 r5:8560b000 [ 1342.924462][ T32] r4:00000001 [ 1342.924483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.924572][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1342.924636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.924697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.924730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.924765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.924815][ T32] r4:852afc40 ** 1 printk messages dropped ** [ 1342.925260][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.927052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1342.927475][ T32] r5:00001000 r4:dfcb9000 ** 5 printk messages dropped ** [ 1342.927731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.928012][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1342.928188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.928592][ T32] r4:85618000 ** 4 printk messages dropped ** [ 1342.928826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 ** 7 printk messages dropped ** [ 1342.951728][ T32] r9:83018205 r8:85618000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1342.952056][ T32] r5:8567e78c r4:8567e400 [ 1342.952103][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.952188][ T32] r7:ddde2d80 r6:83018200 r5:8567e78c r4:852abf00 [ 1342.952220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.952303][ T32] r10:61c88647 r9:85618000 r8:852abf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.952334][ T32] r4:852abf00 [ 1342.952363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.952421][ T32] r10:00000000 r9:852abf00 r8:80287e08 r7:eb915e60 r6:852abf80 r5:85618000 [ 1342.952502][ T32] r4:00000001 [ 1342.952574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.952629][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 1342.952663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.952695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.952726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.952761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.952786][ T32] r4:852afdc0 [ 1342.953193][ T32] INFO: task kworker/1:656:5266 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1342.953263][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.953423][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.953508][ T32] Call trace: [ 1342.953545][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.953712][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1342.953768][ T32] r4:00000000 [ 1342.953793][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.953840][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1342.953872][ T32] dd20: 8cf3c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1342.953907][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1342.953937][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.953963][ T32] r5:800f0013 r4:80239bb0 [ 1342.953986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.954059][ T32] r4:82ac21e4 [ 1342.954097][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.954157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1342.954208][ T32] r4:e023ddc0 [ 1342.954240][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.954291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1342.954315][ T32] r4:00000000 [ 1342.954339][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.954391][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.954414][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.954472][ T32] r5:00001000 r4:dfcb9000 [ 1342.954494][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1342.954539][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.954587][ T32] r5:84ba578c r4:84ba5400 [ 1342.954609][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.954662][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1342.954685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.954738][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.954788][ T32] r4:84bd5400 [ 1342.954814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.954869][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1342.954897][ T32] r4:00000001 [ 1342.954941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.955125][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1342.955339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.955779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.955821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.955872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.956296][ T32] r4:84bd4200 [ 1342.956360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.956397][ T32] INFO: task kworker/0:411:5268 blocked for more than 469 seconds. [ 1342.956457][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1342.956628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.956666][ T32] task:kworker/0:411 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.956725][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.956876][ T32] Call trace: [ 1342.956958][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1342.957020][ T32] r10:8291a684 r9:eb91dd84 r8:00000002 r7:60000113 r6:eb91dd8c r5:85619800 [ 1342.957099][ T32] r4:85619800 [ 1342.957126][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1342.957184][ T32] r5:85619800 r4:8291a680 [ 1342.957208][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.957257][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.957404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [ 1342.957642][ T32] r4:00000000 [ 1342.957669][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1342.958455][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.958529][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1342.958650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85363840 ** 2 printk messages dropped ** [ 1342.958839][ T32] r9:83018005 r8:85619800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1342.974123][ T32] r5:855b9f8c r4:855b9c00 ** 2 printk messages dropped ** [ 1342.974348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.974918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.976201][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.976786][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.977055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1342.977448][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.978729][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 3 printk messages dropped ** [ 1342.979313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.003679][ T32] r4:84bd4200 [ 1343.003801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.003927][ T32] INFO: task kworker/1:657:5271 blocked for more than 469 seconds. [ 1343.004025][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.004115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.004191][ T32] task:kworker/1:657 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.004349][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.004501][ T32] Call trace: [ 1343.004590][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.004786][ T32] r10:8291a684 r9:eb925d84 r8:00000002 r7:60000113 r6:eb925d8c r5:8561b000 [ 1343.004860][ T32] r4:8561b000 [ 1343.004918][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.005053][ T32] r5:8561b000 r4:8291a680 [ 1343.005128][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.005232][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.005368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 1343.005512][ T32] r4:00000000 [ 1343.005581][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.005679][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.005814][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.005940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b040 [ 1343.006009][ T32] r4:00000000 [ 1343.006197][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.006336][ T32] r9:83018205 r8:8561b000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1343.006402][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.006544][ T32] r5:00001000 r4:eb37d000 [ 1343.006632][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.006764][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.006892][ T32] r5:8567e38c r4:8567e000 [ 1343.006967][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.007133][ T32] r7:ddde2d80 r6:83018200 r5:8567e38c r4:8534b080 [ 1343.007210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.007364][ T32] r10:61c88647 r9:8561b000 r8:8534b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.007475][ T32] r4:8534b080 [ 1343.007536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.007663][ T32] r10:00000000 r9:8534b080 r8:80287e08 r7:eb819e60 r6:8534b100 r5:8561b000 [ 1343.007726][ T32] r4:00000001 [ 1343.007782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.007907][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1343.007998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.008099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.008181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.008267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.008330][ T32] r4:8533b100 [ 1343.009102][ T32] INFO: task kworker/1:657:5271 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.009213][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.023524][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.023605][ T32] Call trace: [ 1343.023644][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.024056][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.024092][ T32] r4:00000000 [ 1343.024117][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.024166][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.024205][ T32] dd20: 8d530000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.024242][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.024335][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.024405][ T32] r5:800f0013 r4:80239bb0 [ 1343.025105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.025191][ T32] r4:82ac21e4 [ 1343.025244][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.025333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.025410][ T32] r4:e023ddc0 [ 1343.025656][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.025876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.025907][ T32] r4:00000000 [ 1343.026123][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.026209][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.026265][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.026321][ T32] r5:00001000 r4:dfcb9000 [ 1343.026346][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.026393][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.026450][ T32] r5:84ba578c r4:84ba5400 [ 1343.026526][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.026613][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.026679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.026741][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.026768][ T32] r4:84bd5400 [ 1343.026791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.026897][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.026928][ T32] r4:00000001 [ 1343.026952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.027009][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.027069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.027128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.027161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.027197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.027223][ T32] r4:84bd4200 [ 1343.027254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.027292][ T32] INFO: task kworker/0:412:5272 blocked for more than 469 seconds. [ 1343.027424][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.027463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.027494][ T32] task:kworker/0:412 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.027577][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.027793][ T32] r10:8291a684 r9:eb809d84 r8:00000002 r7:60000113 r6:eb809d8c r5:85608c00 ** 4 printk messages dropped ** [ 1343.027987][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.028170][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.028625][ T32] r5:855ba38c r4:855ba000 [ 1343.028648][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.028864][ T32] r4:852a8880 ** 5 printk messages dropped ** [ 1343.029060][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.029192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.029218][ T32] r4:85363640 [ 1343.045160][ T32] INFO: task kworker/0:412:5272 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.045303][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.045409][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.045477][ T32] Call trace: [ 1343.045514][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.045584][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.045612][ T32] r4:00000000 [ 1343.046983][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.047040][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.047182][ T32] dd20: 8d60f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.047227][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.047282][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.047339][ T32] r5:800f0013 r4:80239bb0 [ 1343.047373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.047430][ T32] r4:82ac21e4 [ 1343.047455][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.047509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.047584][ T32] r4:e023ddc0 [ 1343.047612][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.047665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.047742][ T32] r4:00000000 [ 1343.047843][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.047931][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.047986][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.048042][ T32] r5:00001000 r4:dfcb9000 [ 1343.048066][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.048111][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.048160][ T32] r5:84ba578c r4:84ba5400 [ 1343.048189][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.048297][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.048329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.048395][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.048424][ T32] r4:84bd5400 [ 1343.048448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.048505][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.048531][ T32] r4:00000001 [ 1343.048552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.048593][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.048623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.048657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.048688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.048770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.048800][ T32] r4:84bd4200 [ 1343.048826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.048859][ T32] INFO: task kworker/1:658:5273 blocked for more than 469 seconds. [ 1343.048897][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.048924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.048949][ T32] task:kworker/1:658 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.049001][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.049070][ T32] Call trace: [ 1343.049109][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.049167][ T32] r10:8291a684 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:83af0000 [ 1343.049197][ T32] r4:83af0000 [ 1343.049221][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.049272][ T32] r5:83af0000 r4:8291a680 [ 1343.049348][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.062213][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.062304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1343.062392][ T32] r4:00000000 [ 1343.062448][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1343.062834][ T32] r9:83018205 r8:83af0000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1343.063169][ T32] r5:8567f78c r4:8567f400 [ 1343.063198][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.063353][ T32] r10:61c88647 r9:83af0000 r8:8534b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1343.063479][ T32] r10:00000000 r9:8534b180 r8:80287e08 r7:eb819e60 r6:852a8980 r5:83af0000 ** 3 printk messages dropped ** [ 1343.063664][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.064365][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.065003][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.065030][ T32] r5:800f0013 r4:80239bb0 [ 1343.065078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.065138][ T32] r4:82ac21e4 [ 1343.065161][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.065267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.065303][ T32] r4:e023ddc0 [ 1343.065421][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.065486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.065988][ T32] r4:00000000 [ 1343.066015][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.066073][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.066098][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.066181][ T32] r5:00001000 r4:dfcb9000 [ 1343.066212][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.066258][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.066449][ T32] r5:84ba578c r4:84ba5400 [ 1343.066483][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.066539][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.067300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.067379][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.067433][ T32] r4:84bd5400 [ 1343.067536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.067595][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.067621][ T32] r4:00000001 [ 1343.067715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.067766][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.067799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.067832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.068048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.068086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.068113][ T32] r4:84bd4200 [ 1343.069059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.069177][ T32] INFO: task kworker/1:659:5275 blocked for more than 469 seconds. [ 1343.069225][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.069280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1343.093049][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.093526][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.093918][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.094075][ T32] r5:00001000 r4:eb5bf000 ** 2 printk messages dropped ** [ 1343.094215][ T32] r5:8567ef8c r4:8567ec00 [ 1343.094252][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.094312][ T32] r7:ddde2d80 r6:83018200 r5:8567ef8c r4:8534b200 [ 1343.094348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.094425][ T32] r10:61c88647 r9:83af0c00 r8:8534b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.094627][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.094811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.095479][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.096211][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.096281][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 4 printk messages dropped ** [ 1343.096600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1343.098170][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.098777][ T32] r5:00001000 r4:dfcb9000 ** 7 printk messages dropped ** [ 1343.119871][ T32] r4:84bd5400 ** 2 printk messages dropped ** [ 1343.120003][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.120227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.120596][ T32] task:kworker/0:413 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.121058][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.121428][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.121562][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.121918][ T32] r5:8567eb8c r4:8567e800 [ 1343.121965][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.122111][ T32] r7:dddced80 r6:83018000 r5:8567eb8c r4:852a8a80 [ 1343.122138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.122200][ T32] r10:61c88647 r9:83af1800 r8:852a8aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.122226][ T32] r4:852a8a80 [ 1343.122518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.122577][ T32] r10:00000000 r9:852a8a80 r8:80287e08 r7:eb8ede60 r6:852a8b00 r5:83af1800 [ 1343.123338][ T32] r4:00000001 [ 1343.123383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.123600][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1343.123636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.123694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.123728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.123763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.123814][ T32] r4:853638c0 [ 1343.124232][ T32] INFO: task kworker/0:413:5277 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.124281][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.124417][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.124580][ T32] Call trace: [ 1343.124621][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.124681][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.124709][ T32] r4:00000000 [ 1343.124730][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.124824][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.124868][ T32] dd20: 8e247000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.124902][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.124933][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.124960][ T32] r5:800f0013 r4:80239bb0 [ 1343.124982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.125030][ T32] r4:82ac21e4 [ 1343.125083][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.125164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.125224][ T32] r4:e023ddc0 [ 1343.125251][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.125303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.125442][ T32] r4:00000000 [ 1343.125620][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.125680][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.125708][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.125760][ T32] r5:00001000 r4:dfcb9000 [ 1343.125782][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.125826][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.125874][ T32] r5:84ba578c r4:84ba5400 [ 1343.125896][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.125951][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.125976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.126032][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.126058][ T32] r4:84bd5400 [ 1343.126143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.126208][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.126392][ T32] r4:00000001 [ 1343.126418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.126465][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.126497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.126530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.126560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.126614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.126645][ T32] r4:84bd4200 [ 1343.126672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.126729][ T32] INFO: task kworker/0:414:5279 blocked for more than 469 seconds. [ 1343.126791][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.126822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.126852][ T32] task:kworker/0:414 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.126907][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.126980][ T32] Call trace: [ 1343.127031][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.127106][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:83af2400 [ 1343.127134][ T32] r4:83af2400 [ 1343.127158][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.127237][ T32] r5:83af2400 r4:8291a680 [ 1343.127314][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.127404][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.127511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 ** 5 printk messages dropped ** [ 1343.127736][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.128055][ T32] r5:8567f38c r4:8567f000 [ 1343.128077][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.128210][ T32] r10:61c88647 r9:83af2400 r8:852a8bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.128568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.129116][ T32] Call trace: ** 7 printk messages dropped ** [ 1343.161843][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1343.162357][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1343.162806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1343.163571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1343.163887][ T32] r4:83af3000 [ 1343.163914][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.164039][ T32] r5:83af3000 r4:8291a680 [ 1343.164066][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.164136][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.164197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1343.164225][ T32] r4:00000000 [ 1343.164248][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.164289][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.164351][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.164430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85424ec0 [ 1343.164459][ T32] r4:00000000 [ 1343.164482][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.164535][ T32] r9:83018005 r8:83af3000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1343.164559][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.164606][ T32] r5:00001000 r4:eb81d000 [ 1343.164630][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.164674][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.164722][ T32] r5:8491b78c r4:8491b400 [ 1343.164744][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.164795][ T32] r7:dddced80 r6:83018000 r5:8491b78c r4:852a8c80 [ 1343.164817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.164921][ T32] r10:61c88647 r9:83af3000 r8:852a8cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.164982][ T32] r4:852a8c80 [ 1343.165014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.165096][ T32] r10:00000000 r9:852a8c80 r8:80287e08 r7:eb8ede60 r6:852a8d00 r5:83af3000 [ 1343.165154][ T32] r4:00000001 [ 1343.165236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.165557][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1343.165593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.165626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.165657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.165691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.165716][ T32] r4:853638c0 [ 1343.166284][ T32] INFO: task kworker/0:415:5282 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.166331][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.166425][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.166935][ T32] Call trace: [ 1343.167149][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.167249][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.167281][ T32] r4:00000000 [ 1343.167303][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.167368][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.167401][ T32] dd20: 8e936000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.167435][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.167464][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.167490][ T32] r5:800f0013 r4:80239bb0 [ 1343.167536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.167606][ T32] r4:82ac21e4 [ 1343.167632][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.167709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.167746][ T32] r4:e023ddc0 [ 1343.167796][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.167878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.167934][ T32] r4:00000000 [ 1343.167961][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.168016][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.168065][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.168118][ T32] r5:00001000 r4:dfcb9000 [ 1343.168164][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.168330][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1343.168542][ T32] r4:84bd5400 ** 2 printk messages dropped ** [ 1343.168688][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.168935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.190285][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.190709][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.191987][ T32] r9:83018205 r8:83af3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1343.192297][ T32] r5:8567fb8c r4:8567f800 ** 2 printk messages dropped ** [ 1343.192442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.193059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.193867][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1343.194190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1343.194751][ T32] r5:84ba578c r4:84ba5400 [ 1343.194773][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.194827][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.194875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.194957][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.194987][ T32] r4:84bd5400 [ 1343.195008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.195088][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.195117][ T32] r4:00000001 [ 1343.195194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.195252][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.195296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.195348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.195381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.195414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.195439][ T32] r4:84bd4200 [ 1343.195462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.195494][ T32] INFO: task kworker/1:661:5286 blocked for more than 469 seconds. [ 1343.195531][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.195558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.195584][ T32] task:kworker/1:661 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.195698][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.195750][ T32] Call trace: [ 1343.195784][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.195839][ T32] r10:8291a684 r9:eb93dd84 r8:00000002 r7:60000113 r6:eb93dd8c r5:83af4800 [ 1343.195864][ T32] r4:83af4800 [ 1343.195885][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.195932][ T32] r5:83af4800 r4:8291a680 [ 1343.195954][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.196070][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.196126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1343.196151][ T32] r4:00000000 [ 1343.196189][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.196235][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.196275][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.196326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533bf40 [ 1343.196378][ T32] r4:00000000 [ 1343.196404][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.196471][ T32] r9:83018205 r8:83af4800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1343.196527][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.196580][ T32] r5:00001000 r4:eb649000 [ 1343.196603][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.196673][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.196725][ T32] r5:8568038c r4:85680000 [ 1343.196748][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.196798][ T32] r7:ddde2d80 r6:83018200 r5:8568038c r4:8534b300 [ 1343.196820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.197493][ T32] r4:8534b300 ** 6 printk messages dropped ** [ 1343.198168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.223024][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.223267][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1343.223608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1343.224195][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.224888][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1343.225332][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1343.225584][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.226016][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.226347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533bdc0 [ 1343.226376][ T32] r4:00000000 [ 1343.226400][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.226452][ T32] r9:83018205 r8:83af5400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1343.226486][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.226567][ T32] r5:00001000 r4:eb633000 [ 1343.226595][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.226643][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.226725][ T32] r5:8567ff8c r4:8567fc00 [ 1343.226776][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.226834][ T32] r7:ddde2d80 r6:83018200 r5:8567ff8c r4:8534b380 [ 1343.226857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.226913][ T32] r10:61c88647 r9:83af5400 r8:8534b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.226939][ T32] r4:8534b380 [ 1343.226960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.227012][ T32] r10:00000000 r9:8534b380 r8:80287e08 r7:eb93de60 r6:852a8e80 r5:83af5400 [ 1343.227064][ T32] r4:00000001 [ 1343.227105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.227148][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1343.227186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.227220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.227250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.227283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.227307][ T32] r4:8533bbc0 [ 1343.227716][ T32] INFO: task kworker/1:662:5287 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.227762][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.227855][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.227905][ T32] Call trace: [ 1343.227939][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.227996][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.228047][ T32] r4:00000000 [ 1343.228073][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.228136][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 2 printk messages dropped ** [ 1343.228248][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1343.228605][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.228921][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1343.229148][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1343.250006][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1343.250328][ T32] INFO: task kworker/1:663:5289 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.250854][ T32] r4:83af6000 ** 4 printk messages dropped ** [ 1343.251119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 ** 7 printk messages dropped ** [ 1343.251536][ T32] r9:83018205 r8:83af6000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1343.251561][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.251610][ T32] r5:00001000 r4:eb661000 [ 1343.252188][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.252242][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.252291][ T32] r5:8568078c r4:85680400 [ 1343.252314][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.252367][ T32] r7:ddde2d80 r6:83018200 r5:8568078c r4:8534b400 [ 1343.252391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.252445][ T32] r10:61c88647 r9:83af6000 r8:8534b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.252472][ T32] r4:8534b400 [ 1343.252494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.252671][ T32] r10:00000000 r9:8534b400 r8:80287e08 r7:eb93de60 r6:852a8f00 r5:83af6000 [ 1343.252752][ T32] r4:00000001 [ 1343.252784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.252856][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1343.252898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.252943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.252984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.253134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.253171][ T32] r4:8533bc40 [ 1343.253659][ T32] INFO: task kworker/1:663:5289 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.253717][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.254303][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.254387][ T32] Call trace: [ 1343.254906][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.254975][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.255004][ T32] r4:00000000 [ 1343.255026][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.255097][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.255141][ T32] dd20: 8f854000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.255176][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.255229][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1343.256043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1343.256684][ T32] r5:84ba578c r4:84ba5400 ** 1 printk messages dropped ** [ 1343.256784][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.256816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.256886][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.256929][ T32] r4:84bd5400 [ 1343.256991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.257127][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.257192][ T32] r4:00000001 [ 1343.257244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.257303][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.257341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.257400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.257440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.257478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.257643][ T32] r4:84bd4200 [ 1343.257696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.257734][ T32] INFO: task kworker/1:664:5292 blocked for more than 469 seconds. [ 1343.257776][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.257806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.257848][ T32] task:kworker/1:664 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.257964][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.258027][ T32] Call trace: [ 1343.258079][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.258143][ T32] r10:8291a684 r9:eb951d84 r8:00000002 r7:60000013 r6:eb951d8c r5:85620c00 [ 1343.258171][ T32] r4:85620c00 [ 1343.258218][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.258274][ T32] r5:85620c00 r4:8291a680 [ 1343.258325][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.258378][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.258440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1343.258468][ T32] r4:00000000 [ 1343.258541][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.258589][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.258653][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.258707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b580 [ 1343.258732][ T32] r4:00000000 [ 1343.258754][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.258825][ T32] r9:83018205 r8:85620c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1343.258891][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.258944][ T32] r5:00001000 r4:eb673000 [ 1343.258966][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.259011][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.259058][ T32] r5:85680b8c r4:85680800 ** 3 printk messages dropped ** [ 1343.289602][ T32] r10:61c88647 r9:85620c00 r8:8534b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1343.290163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.291005][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 5 printk messages dropped ** [ 1343.291246][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1343.291508][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.291903][ T32] r5:84ba578c r4:84ba5400 ** 3 printk messages dropped ** [ 1343.292063][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.292090][ T32] r4:84bd5400 [ 1343.292110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.292163][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.292218][ T32] r4:00000001 [ 1343.292315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.292366][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.292399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.292455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.292490][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.292523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.292553][ T32] r4:84bd4200 [ 1343.292578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.292613][ T32] INFO: task kworker/1:665:5294 blocked for more than 469 seconds. [ 1343.292678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.292725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.292769][ T32] task:kworker/1:665 state:D stack:0 pid:5294 tgid:5294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.292863][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.292938][ T32] Call trace: [ 1343.292998][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.293055][ T32] r10:8291a684 r9:eb959d84 r8:00000002 r7:60000013 r6:eb959d8c r5:85620000 [ 1343.293092][ T32] r4:85620000 [ 1343.293133][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.293217][ T32] r5:85620000 r4:8291a680 [ 1343.293270][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.293321][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.293373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 [ 1343.293398][ T32] r4:00000000 [ 1343.293419][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.293459][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.293497][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.293549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aff80 [ 1343.293575][ T32] r4:00000000 [ 1343.293597][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.293697][ T32] r9:83018205 r8:85620000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1343.293966][ T32] r5:85680f8c r4:85680c00 ** 4 printk messages dropped ** [ 1343.294255][ T32] r4:8534b500 ** 9 printk messages dropped ** [ 1343.294673][ T32] r4:8533bfc0 ** 5 printk messages dropped ** [ 1343.295189][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 11 printk messages dropped ** [ 1343.296526][ T32] r4:e023ddc0 ** 10 printk messages dropped ** [ 1343.296983][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1343.297851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.298134][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.299078][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.323241][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.323619][ T32] r5:8568138c r4:85681000 [ 1343.323641][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.323721][ T32] r7:ddde2d80 r6:83018200 r5:8568138c r4:8534b580 [ 1343.323777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.323845][ T32] r10:61c88647 r9:85622400 r8:8534b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.323874][ T32] r4:8534b580 [ 1343.323896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.323951][ T32] r10:00000000 r9:8534b580 r8:80287e08 r7:eb959e60 r6:85352080 r5:85622400 [ 1343.323976][ T32] r4:00000001 [ 1343.324006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.324054][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1343.324089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.324126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.324158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.324191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.324253][ T32] r4:8533bfc0 [ 1343.324701][ T32] INFO: task kworker/1:666:5295 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.324748][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.324828][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.324882][ T32] Call trace: [ 1343.324931][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.324996][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.325025][ T32] r4:00000000 [ 1343.325047][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.325092][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.325147][ T32] dd20: 90107000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.325185][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.325235][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.325266][ T32] r5:800f0013 r4:80239bb0 [ 1343.325533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.325600][ T32] r4:82ac21e4 [ 1343.325627][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.326030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.326066][ T32] r4:e023ddc0 [ 1343.326091][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.326151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.326177][ T32] r4:00000000 [ 1343.326213][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.326273][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.326299][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.326367][ T32] r5:00001000 r4:dfcb9000 [ 1343.326396][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.326442][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.326516][ T32] r5:84ba578c r4:84ba5400 [ 1343.326543][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.326599][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.326653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.326713][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.326741][ T32] r4:84bd5400 [ 1343.326768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.326827][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.326879][ T32] r4:00000001 [ 1343.326906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.326949][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.326980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.327012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.327043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.327076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.327131][ T32] r4:84bd4200 [ 1343.327156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.327218][ T32] INFO: task kworker/1:667:5298 blocked for more than 469 seconds. [ 1343.327262][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.327315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.327371][ T32] task:kworker/1:667 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.327456][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.327556][ T32] Call trace: [ 1343.327590][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.327648][ T32] r10:8291a684 r9:eb961d84 r8:00000002 r7:60000113 r6:eb961d8c r5:85623000 [ 1343.327674][ T32] r4:85623000 [ 1343.327697][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.327773][ T32] r5:85623000 r4:8291a680 [ 1343.327803][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.327859][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.327911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb961e08 [ 1343.327937][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.327997][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.329098][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.329190][ T32] r5:8568178c r4:85681400 [ 1343.329296][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.339977][ T32] r7:ddde2d80 r6:83018200 r5:8568178c r4:8534b600 [ 1343.340066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.340181][ T32] r10:61c88647 r9:85623000 r8:8534b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.340223][ T32] r4:8534b600 [ 1343.340280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.340346][ T32] r10:00000000 r9:8534b600 r8:80287e08 r7:eb95de60 r6:85352100 r5:85623000 [ 1343.340373][ T32] r4:00000001 [ 1343.340395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.340462][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1343.340505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.340554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.340588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.340624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.340652][ T32] r4:84a15580 [ 1343.341122][ T32] INFO: task kworker/1:667:5298 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.341175][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.341257][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.341389][ T32] Call trace: [ 1343.341453][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.341520][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.341547][ T32] r4:00000000 [ 1343.341570][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.341617][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.341649][ T32] dd20: 9016d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.341683][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.341736][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.341873][ T32] r5:800f0013 r4:80239bb0 [ 1343.341900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.341957][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1343.342039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 5 printk messages dropped ** [ 1343.342565][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 12 printk messages dropped ** [ 1343.343663][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.343895][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.344228][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.345301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 ** 12 printk messages dropped ** [ 1343.345873][ T32] r5:8568278c r4:85682400 ** 3 printk messages dropped ** [ 1343.346024][ T32] r10:61c88647 r9:85623c00 r8:8534b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.346208][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.346331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.346824][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1343.347190][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 4 printk messages dropped ** [ 1343.347388][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 5 printk messages dropped ** [ 1343.347587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 3 printk messages dropped ** [ 1343.347725][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.347905][ T32] r5:00001000 r4:dfcb9000 ** 1 printk messages dropped ** [ 1343.348003][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.348053][ T32] r5:84ba578c r4:84ba5400 [ 1343.348076][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.348139][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.348164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.348231][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.348260][ T32] r4:84bd5400 [ 1343.348282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.348338][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.348376][ T32] r4:00000001 [ 1343.348403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.348448][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.348546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.348601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.348637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.348671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.348710][ T32] r4:84bd4200 [ 1343.348737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.348768][ T32] INFO: task kworker/1:669:5301 blocked for more than 469 seconds. [ 1343.348874][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.348906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.348932][ T32] task:kworker/1:669 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.349004][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.349072][ T32] Call trace: [ 1343.349107][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.349173][ T32] r10:8291a684 r9:eb96dd84 r8:00000002 r7:60000113 r6:eb96dd8c r5:85625400 [ 1343.349198][ T32] r4:85625400 [ 1343.349240][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.382936][ T32] r5:85625400 r4:8291a680 [ 1343.383043][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.383157][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.383235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1343.383267][ T32] r4:00000000 [ 1343.383291][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.383406][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.383460][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.383512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534f040 [ 1343.383539][ T32] r4:00000000 [ 1343.383561][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.383618][ T32] r9:83018205 r8:85625400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.383643][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.383696][ T32] r5:00001000 r4:e06bf000 [ 1343.383719][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.383764][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.383815][ T32] r5:85681b8c r4:85681800 [ 1343.383862][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.383925][ T32] r7:ddde2d80 r6:83018200 r5:85681b8c r4:8534b700 [ 1343.383949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.384029][ T32] r10:61c88647 r9:85625400 r8:8534b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.384108][ T32] r4:8534b700 [ 1343.384140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.384196][ T32] r10:00000000 r9:8534b700 r8:80287e08 r7:eb965e60 r6:85352200 r5:85625400 [ 1343.384247][ T32] r4:00000001 [ 1343.384286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.384359][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1343.384401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.384433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.384463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.384497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.384523][ T32] r4:85363080 [ 1343.384960][ T32] INFO: task kworker/1:669:5301 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.385008][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.385086][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.385149][ T32] Call trace: [ 1343.385227][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.385287][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.385611][ T32] r4:00000000 [ 1343.385643][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.385693][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.385744][ T32] dd20: 909e0000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.385782][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.385812][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1343.386110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1343.387425][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1343.387696][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.387875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.388272][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.388456][ T32] r5:85624800 r4:8291a680 ** 3 printk messages dropped ** [ 1343.388659][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.388765][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1343.389127][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.401705][ T32] r5:85681f8c r4:85681c00 ** 3 printk messages dropped ** [ 1343.401991][ T32] r10:61c88647 r9:85624800 r8:8534b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.402169][ T32] r4:8534b780 [ 1343.402202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.402278][ T32] r10:00000000 r9:8534b780 r8:80287e08 r7:eb965e60 r6:85352280 r5:85624800 [ 1343.402332][ T32] r4:00000001 [ 1343.402361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.402417][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1343.402461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.402507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.402609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.402744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.402774][ T32] r4:8534f1c0 [ 1343.403218][ T32] INFO: task kworker/1:670:5304 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.403279][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.403381][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.403436][ T32] Call trace: [ 1343.403495][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.403564][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.403593][ T32] r4:00000000 [ 1343.403615][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.403662][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.403695][ T32] dd20: 909e0000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.403728][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.403768][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.403800][ T32] r5:800f0013 r4:80239bb0 [ 1343.403852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.403907][ T32] r4:82ac21e4 [ 1343.403946][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.404009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.404049][ T32] r4:e023ddc0 [ 1343.404171][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.404228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.404253][ T32] r4:00000000 [ 1343.404291][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.404351][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.404377][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.404427][ T32] r5:00001000 r4:dfcb9000 [ 1343.404449][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.404542][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.404596][ T32] r5:84ba578c r4:84ba5400 [ 1343.404620][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.404693][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.404721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.404777][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.404803][ T32] r4:84bd5400 [ 1343.404826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.404880][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.405037][ T32] r4:00000001 [ 1343.405091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.405152][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.405185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.405229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.405540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.405580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.405605][ T32] r4:84bd4200 [ 1343.405900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.405940][ T32] INFO: task kworker/1:671:5305 blocked for more than 469 seconds. [ 1343.405979][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.406075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.406107][ T32] task:kworker/1:671 state:D stack:0 pid:5305 tgid:5305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.406198][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.406250][ T32] Call trace: [ 1343.406283][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.406340][ T32] r10:8291a684 r9:eb97dd84 r8:00000002 r7:60000013 r6:eb97dd8c r5:85626000 [ 1343.406530][ T32] r4:85626000 [ 1343.406588][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.406672][ T32] r5:85626000 r4:8291a680 [ 1343.406699][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.406746][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.406797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1343.406823][ T32] r4:00000000 [ 1343.406845][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1343.407130][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.407366][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.407430][ T32] r5:8568238c r4:85682000 [ 1343.407456][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.407920][ T32] r4:8534b800 ** 2 printk messages dropped ** [ 1343.408021][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.408495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.432032][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.432159][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.432236][ T32] Call trace: [ 1343.432297][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.432394][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.432430][ T32] r4:00000000 [ 1343.432503][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.432557][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.432591][ T32] dd20: 90eeb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.432624][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.432665][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.432705][ T32] r5:800f0013 r4:80239bb0 [ 1343.432751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.432809][ T32] r4:82ac21e4 [ 1343.432833][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.432908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.432963][ T32] r4:e023ddc0 [ 1343.432990][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.433042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.433069][ T32] r4:00000000 [ 1343.433091][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.433188][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.433218][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.433464][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 9 printk messages dropped ** [ 1343.433934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.434619][ T32] r5:85626c00 r4:8291a680 ** 8 printk messages dropped ** [ 1343.435163][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.436096][ T32] r5:85683b8c r4:85683800 [ 1343.436127][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.436181][ T32] r7:ddde2d80 r6:83018200 r5:85683b8c r4:8534b880 [ 1343.436338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.436399][ T32] r10:61c88647 r9:85626c00 r8:8534b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.436426][ T32] r4:8534b880 [ 1343.436448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.436500][ T32] r10:00000000 r9:8534b880 r8:80287e08 r7:eb965e60 r6:85352380 r5:85626c00 [ 1343.436589][ T32] r4:00000001 [ 1343.436617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.436658][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1343.436689][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.436722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.436752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.436786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.436828][ T32] r4:8534f100 [ 1343.437331][ T32] INFO: task kworker/1:672:5310 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.437380][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.437446][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.437497][ T32] Call trace: [ 1343.437531][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.437589][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.437615][ T32] r4:00000000 [ 1343.437637][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.437687][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.437722][ T32] dd20: 90eeb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.437755][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.437957][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.437990][ T32] r5:800f0013 r4:80239bb0 [ 1343.438012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.438060][ T32] r4:82ac21e4 [ 1343.438169][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.438230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.438255][ T32] r4:e023ddc0 [ 1343.438279][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.438329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.438354][ T32] r4:00000000 [ 1343.438378][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.438434][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.438465][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.438521][ T32] r5:00001000 r4:dfcb9000 [ 1343.438546][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.438591][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.438638][ T32] r5:84ba578c r4:84ba5400 [ 1343.438689][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.438809][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.438839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.438896][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.438920][ T32] r4:84bd5400 [ 1343.438973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.439033][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.439062][ T32] r4:00000001 [ 1343.439167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.439214][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.439275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.457248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.457305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.457347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.457375][ T32] r4:84bd4200 [ 1343.457401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.457454][ T32] INFO: task kworker/0:416:5311 blocked for more than 469 seconds. [ 1343.457500][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.457528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.457555][ T32] task:kworker/0:416 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.457619][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.457719][ T32] Call trace: [ 1343.457770][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.457862][ T32] r10:8291a684 r9:eb949d84 r8:00000002 r7:60000113 r6:eb949d8c r5:85621800 [ 1343.457893][ T32] r4:85621800 [ 1343.457915][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.457967][ T32] r5:85621800 r4:8291a680 [ 1343.457989][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.458034][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.458111][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.458260][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1343.458412][ T32] r9:83018005 r8:85621800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 3 printk messages dropped ** [ 1343.458561][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.458610][ T32] r5:855baf8c r4:855bac00 [ 1343.458678][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.458740][ T32] r7:dddced80 r6:83018000 r5:855baf8c r4:85352400 ** 1 printk messages dropped ** [ 1343.458820][ T32] r10:61c88647 r9:85621800 r8:8535242c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1343.458923][ T32] r10:00000000 r9:85352400 r8:80287e08 r7:eb931e60 r6:85352480 r5:85621800 ** 5 printk messages dropped ** [ 1343.459207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.459242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.459266][ T32] r4:85346d40 [ 1343.472782][ T32] INFO: task kworker/0:416:5311 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.472921][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.473052][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.473141][ T32] Call trace: [ 1343.473617][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.473695][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.473723][ T32] r4:00000000 [ 1343.473745][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.473793][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.473828][ T32] dd20: 9163c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.473862][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.473896][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.473936][ T32] r5:800f0013 r4:80239bb0 [ 1343.474413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.474471][ T32] r4:82ac21e4 [ 1343.474496][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.474549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.474574][ T32] r4:e023ddc0 [ 1343.474595][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.474645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.474671][ T32] r4:00000000 [ 1343.474695][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.474750][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.474774][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.474824][ T32] r5:00001000 r4:dfcb9000 [ 1343.474870][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.474946][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.475001][ T32] r5:84ba578c r4:84ba5400 [ 1343.475026][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.475083][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.475106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.475195][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.475225][ T32] r4:84bd5400 [ 1343.475260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.475334][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.475366][ T32] r4:00000001 [ 1343.475690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.475738][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.475770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.475804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.475836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.475869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.475893][ T32] r4:84bd4200 [ 1343.475946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.475986][ T32] INFO: task kworker/1:673:5314 blocked for more than 469 seconds. [ 1343.476025][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.476052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.476107][ T32] task:kworker/1:673 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.476732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 ** 7 printk messages dropped ** [ 1343.477179][ T32] r9:83018205 r8:84b08000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1343.477366][ T32] r5:85682b8c r4:85682800 [ 1343.477388][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.477846][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.478071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.478540][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1343.478851][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.478972][ T32] dd20: 9163c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1343.500185][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.500492][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.500773][ T32] r4:84bd5400 ** 1 printk messages dropped ** [ 1343.500886][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1343.501120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.501354][ T32] INFO: task kworker/0:417:5315 blocked for more than 469 seconds. ** 2 printk messages dropped ** [ 1343.501462][ T32] task:kworker/0:417 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.501984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 ** 7 printk messages dropped ** [ 1343.502342][ T32] r9:83018005 r8:84b08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 ** 3 printk messages dropped ** [ 1343.502500][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.502548][ T32] r5:855bb38c r4:855bb000 [ 1343.502569][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.502635][ T32] r7:dddced80 r6:83018000 r5:855bb38c r4:85352580 [ 1343.502685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.502743][ T32] r10:61c88647 r9:84b08c00 r8:853525ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.502780][ T32] r4:85352580 [ 1343.502805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.502859][ T32] r10:00000000 r9:85352580 r8:80287e08 r7:eb931e60 r6:85352600 r5:84b08c00 [ 1343.502884][ T32] r4:00000001 [ 1343.502904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.502946][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1343.502976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.503038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.503098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.503136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.503161][ T32] r4:85346ec0 [ 1343.503601][ T32] INFO: task kworker/0:417:5315 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.503674][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.503793][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.503847][ T32] Call trace: [ 1343.503879][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.503938][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.503964][ T32] r4:00000000 [ 1343.503985][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.504044][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.504080][ T32] dd20: 91a6e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.504128][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.504179][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.504212][ T32] r5:800f0013 r4:80239bb0 [ 1343.504251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.504303][ T32] r4:82ac21e4 [ 1343.504327][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.504402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.504432][ T32] r4:e023ddc0 [ 1343.504454][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.504518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.504548][ T32] r4:00000000 [ 1343.504571][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.504648][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.504699][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.504753][ T32] r5:00001000 r4:dfcb9000 [ 1343.504776][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.504821][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.504868][ T32] r5:84ba578c r4:84ba5400 [ 1343.504906][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.504967][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.504991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.505047][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.505072][ T32] r4:84bd5400 [ 1343.505093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.505162][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.505196][ T32] r4:00000001 [ 1343.505219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.505278][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.505312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.505345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.505849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.505889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.505915][ T32] r4:84bd4200 [ 1343.505938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.506179][ T32] INFO: task kworker/1:674:5316 blocked for more than 469 seconds. [ 1343.506218][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.506244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.506303][ T32] task:kworker/1:674 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.507845][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.508461][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.509166][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.509329][ T32] r5:00001000 r4:eb271000 [ 1343.531929][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.532122][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.532199][ T32] r5:85682f8c r4:85682c00 [ 1343.532231][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.532291][ T32] r7:ddde2d80 r6:83018200 r5:85682f8c r4:8534b980 [ 1343.532315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.532433][ T32] r10:61c88647 r9:84b09800 r8:8534b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.532467][ T32] r4:8534b980 [ 1343.532490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.532555][ T32] r10:00000000 r9:8534b980 r8:80287e08 r7:eb935e60 r6:85352680 r5:84b09800 [ 1343.532580][ T32] r4:00000001 [ 1343.532601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.532645][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1343.532708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.532746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.532776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.532813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.532849][ T32] r4:8534f880 [ 1343.533482][ T32] INFO: task kworker/1:674:5316 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.533544][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.534219][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 11 printk messages dropped ** [ 1343.534735][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.535075][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.535114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.535174][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.535200][ T32] r4:84bd5400 [ 1343.535220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.535272][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.535296][ T32] r4:00000001 [ 1343.535346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.535396][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.535434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.535468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.535499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.535532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.535555][ T32] r4:84bd4200 [ 1343.535579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.535614][ T32] INFO: task kworker/1:675:5318 blocked for more than 470 seconds. [ 1343.535652][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.535679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.535705][ T32] task:kworker/1:675 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.535756][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.535802][ T32] Call trace: [ 1343.535913][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.536116][ T32] r10:8291a684 r9:eb995d84 r8:00000002 r7:60000013 r6:eb995d8c r5:84b0b000 ** 4 printk messages dropped ** [ 1343.536511][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.536691][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.536858][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.537088][ T32] r5:8568338c r4:85683000 [ 1343.537129][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.537285][ T32] r10:61c88647 r9:84b0b000 r8:8534ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1343.537332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.537398][ T32] r10:00000000 r9:8534ba00 r8:80287e08 r7:eb935e60 r6:85352700 r5:84b0b000 [ 1343.537431][ T32] r4:00000001 [ 1343.537453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.537568][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1343.537610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.537646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.537677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.537710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.537735][ T32] r4:8534f740 [ 1343.538127][ T32] INFO: task kworker/1:675:5318 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.538521][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.538610][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.538811][ T32] Call trace: [ 1343.538844][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.538924][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.538956][ T32] r4:00000000 [ 1343.538977][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.539023][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.539055][ T32] dd20: 91e68000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.539086][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.539235][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.567656][ T32] r5:800f0013 r4:80239bb0 [ 1343.567751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.567831][ T32] r4:82ac21e4 [ 1343.567856][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.568031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.568063][ T32] r4:e023ddc0 [ 1343.568160][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.568232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.568285][ T32] r4:00000000 [ 1343.568338][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.568402][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1343.568676][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1343.569073][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1343.571724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.572104][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.572405][ T32] r5:84b0a400 r4:8291a680 ** 5 printk messages dropped ** [ 1343.572690][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1343.573095][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.573555][ T32] r5:8568378c r4:85683400 ** 1 printk messages dropped ** [ 1343.573640][ T32] r7:ddde2d80 r6:83018200 r5:8568378c r4:8534ba80 ** 5 printk messages dropped ** [ 1343.574079][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.576041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.576832][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 11 printk messages dropped ** [ 1343.577362][ T32] r4:e023ddc0 ** 8 printk messages dropped ** [ 1343.577722][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1343.578349][ T32] r4:84bd4200 ** 9 printk messages dropped ** [ 1343.578838][ T32] r4:84b0d400 ** 8 printk messages dropped ** [ 1343.601235][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1343.601679][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.601803][ T32] r5:8568478c r4:85684400 ** 3 printk messages dropped ** [ 1343.601963][ T32] r10:61c88647 r9:84b0d400 r8:8534bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1343.602191][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) ** 4 printk messages dropped ** [ 1343.602506][ T32] r4:8534fa80 ** 1 printk messages dropped ** [ 1343.602983][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.603061][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.603115][ T32] Call trace: [ 1343.603149][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.603220][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.603247][ T32] r4:00000000 [ 1343.603269][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.603314][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.603368][ T32] dd20: 925ed000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.603402][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.603431][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.603459][ T32] r5:800f0013 r4:80239bb0 [ 1343.603481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.603529][ T32] r4:82ac21e4 [ 1343.603552][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.603603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.603704][ T32] r4:e023ddc0 [ 1343.603760][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.603815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.603841][ T32] r4:00000000 [ 1343.603863][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.604021][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.604075][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.604145][ T32] r5:00001000 r4:dfcb9000 [ 1343.604190][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.604255][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.604309][ T32] r5:84ba578c r4:84ba5400 [ 1343.604332][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.604386][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.604441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.604502][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.604551][ T32] r4:84bd5400 [ 1343.604624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.604683][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.604726][ T32] r4:00000001 [ 1343.604753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.604794][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.604830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.604864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.604920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.604958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.604983][ T32] r4:84bd4200 [ 1343.605006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.605042][ T32] INFO: task kworker/1:678:5325 blocked for more than 470 seconds. [ 1343.605083][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.605112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.605138][ T32] task:kworker/1:678 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.605240][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.605289][ T32] Call trace: [ 1343.605322][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.605379][ T32] r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000113 r6:eb9b1d8c r5:84b0c800 [ 1343.605409][ T32] r4:84b0c800 [ 1343.605453][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.605506][ T32] r5:84b0c800 r4:8291a680 [ 1343.605528][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.605576][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.605951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 1343.605984][ T32] r4:00000000 [ 1343.606007][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.606049][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.606089][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.606136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534fe80 [ 1343.606162][ T32] r4:00000000 [ 1343.606188][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.606243][ T32] r9:83018205 r8:84b0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.606267][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.606565][ T32] r5:00001000 r4:eb4a9000 [ 1343.606592][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.606663][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.606720][ T32] r5:85683f8c r4:85683c00 [ 1343.606758][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.606815][ T32] r7:ddde2d80 r6:83018200 r5:85683f8c r4:8534bb80 [ 1343.606851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.606911][ T32] r10:61c88647 r9:84b0c800 r8:8534bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.607075][ T32] r4:8534bb80 [ 1343.607123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.607185][ T32] r10:00000000 r9:8534bb80 r8:80287e08 r7:eb9a5e60 r6:85352880 r5:84b0c800 [ 1343.607212][ T32] r4:00000001 [ 1343.607339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.607388][ T32] Exception stack(0xeb9b1fb0 to 0xeb9b1ff8) [ 1343.607443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.607479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.607509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.607541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.607566][ T32] r4:8534fbc0 [ 1343.607832][ T32] INFO: task kworker/1:678:5325 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.607876][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.607939][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.608025][ T32] Call trace: [ 1343.608094][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.608154][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.608188][ T32] r4:00000000 [ 1343.608212][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.608629][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.608667][ T32] dd20: 925ed000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.608701][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.608784][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.608816][ T32] r5:800f0013 r4:80239bb0 [ 1343.608839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.608886][ T32] r4:82ac21e4 [ 1343.608908][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.608959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.608984][ T32] r4:e023ddc0 [ 1343.609023][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.609091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.609120][ T32] r4:00000000 [ 1343.609142][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.609205][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.609231][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.609334][ T32] r5:00001000 r4:dfcb9000 [ 1343.629937][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.630028][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.630082][ T32] r5:84ba578c r4:84ba5400 [ 1343.630108][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.630192][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.630222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.630304][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.630334][ T32] r4:84bd5400 [ 1343.630358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.630415][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.630441][ T32] r4:00000001 [ 1343.630462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.630503][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.630562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.630626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.630683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.630723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.630773][ T32] r4:84bd4200 [ 1343.630803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.630850][ T32] INFO: task kworker/1:679:5326 blocked for more than 470 seconds. [ 1343.630912][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.630975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.631010][ T32] task:kworker/1:679 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.631127][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.631223][ T32] Call trace: [ 1343.631268][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.631352][ T32] r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:84b0bc00 [ 1343.631381][ T32] r4:84b0bc00 [ 1343.631404][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.631479][ T32] r5:84b0bc00 r4:8291a680 [ 1343.631531][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.631609][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.631664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1343.631690][ T32] r4:00000000 [ 1343.631735][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.631803][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.631899][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.632169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534ffc0 [ 1343.632212][ T32] r4:00000000 [ 1343.632395][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.632458][ T32] r9:83018205 r8:84b0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1343.632485][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.632547][ T32] r5:00001000 r4:eb4f9000 [ 1343.632932][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.633064][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.633129][ T32] r5:8568438c r4:85684000 [ 1343.633154][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.633215][ T32] r7:ddde2d80 r6:83018200 r5:8568438c r4:8534bc00 [ 1343.633262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.633334][ T32] r10:61c88647 r9:84b0bc00 r8:8534bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.633676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.634648][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1343.635154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 8 printk messages dropped ** [ 1343.635955][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.636388][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1343.636569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.636599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.636637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.636663][ T32] r4:84bd4200 [ 1343.636685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.636714][ T32] INFO: task kworker/1:680:5330 blocked for more than 470 seconds. [ 1343.636761][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.636792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.636820][ T32] task:kworker/1:680 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.636874][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.636919][ T32] Call trace: [ 1343.637006][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.637067][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000013 r6:eb9c1d8c r5:83af6c00 [ 1343.637531][ T32] r4:83af6c00 [ 1343.637559][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.637609][ T32] r5:83af6c00 r4:8291a680 [ 1343.637632][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.637676][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.637726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1343.637751][ T32] r4:00000000 [ 1343.637773][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.637813][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.638036][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.638184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534f500 [ 1343.638217][ T32] r4:00000000 [ 1343.638239][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.638291][ T32] r9:83018205 r8:83af6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1343.638316][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.638364][ T32] r5:00001000 r4:eb581000 [ 1343.638390][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.638442][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.638508][ T32] r5:85684b8c r4:85684800 [ 1343.638568][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.638647][ T32] r7:ddde2d80 r6:83018200 r5:85684b8c r4:8534bc80 [ 1343.638672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.638735][ T32] r10:61c88647 r9:83af6c00 r8:8534bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.638765][ T32] r4:8534bc80 [ 1343.638787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.638847][ T32] r10:00000000 r9:8534bc80 r8:80287e08 r7:eb9a5e60 r6:85352980 r5:83af6c00 [ 1343.638875][ T32] r4:00000001 [ 1343.638897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.638937][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1343.638966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.638997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.639059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.639128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.639157][ T32] r4:8534ff40 [ 1343.673289][ T32] INFO: task kworker/1:680:5330 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.673403][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.673539][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.673611][ T32] Call trace: [ 1343.673646][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.673738][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.673786][ T32] r4:00000000 [ 1343.673812][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.673914][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.673960][ T32] dd20: 932e2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.673999][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.674029][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.674056][ T32] r5:800f0013 r4:80239bb0 [ 1343.674077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.674127][ T32] r4:82ac21e4 [ 1343.674162][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.674222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.674247][ T32] r4:e023ddc0 [ 1343.674293][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.674347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.674399][ T32] r4:00000000 [ 1343.674426][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.674483][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.674507][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.674555][ T32] r5:00001000 r4:dfcb9000 [ 1343.674577][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.674622][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.674670][ T32] r5:84ba578c r4:84ba5400 [ 1343.674691][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.674746][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.674769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.674824][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.674850][ T32] r4:84bd5400 [ 1343.674872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.674925][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.674950][ T32] r4:00000001 [ 1343.674973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.675037][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.675123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.675159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.675218][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.675309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.675360][ T32] r4:84bd4200 [ 1343.675391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1343.675555][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1343.676058][ T32] r4:85650000 ** 4 printk messages dropped ** [ 1343.676326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 ** 11 printk messages dropped ** [ 1343.676761][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.676809][ T32] r5:85684f8c r4:85684c00 [ 1343.676830][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.676881][ T32] r7:ddde2d80 r6:83018200 r5:85684f8c r4:8534bd00 ** 2 printk messages dropped ** [ 1343.677040][ T32] r4:8534bd00 ** 4 printk messages dropped ** [ 1343.677246][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) ** 7 printk messages dropped ** [ 1343.678437][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.678875][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 2 printk messages dropped ** [ 1343.678969][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.678996][ T32] r5:800f0013 r4:80239bb0 [ 1343.679018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.679093][ T32] r4:82ac21e4 [ 1343.679121][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.679215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.692556][ T32] r4:e023ddc0 [ 1343.692651][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.692732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.692791][ T32] r4:00000000 [ 1343.692846][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.692935][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.692972][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.693028][ T32] r5:00001000 r4:dfcb9000 [ 1343.693079][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.693156][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.693269][ T32] r5:84ba578c r4:84ba5400 [ 1343.693298][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.693357][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.693380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.693436][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.693485][ T32] r4:84bd5400 [ 1343.693524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.693584][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.693632][ T32] r4:00000001 [ 1343.693681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.693729][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.693823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.693862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.693942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.693986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.694013][ T32] r4:84bd4200 [ 1343.694039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.694073][ T32] INFO: task kworker/1:682:5333 blocked for more than 470 seconds. [ 1343.694111][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.694164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.694236][ T32] task:kworker/1:682 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.694310][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.694439][ T32] Call trace: [ 1343.694500][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.694584][ T32] r10:8291a684 r9:eb9c9d84 r8:00000002 r7:60000013 r6:eb9c9d8c r5:85650c00 [ 1343.694615][ T32] r4:85650c00 [ 1343.694642][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.694721][ T32] r5:85650c00 r4:8291a680 [ 1343.694772][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.694821][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.694886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1343.694941][ T32] r4:00000000 [ 1343.694966][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.695007][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.695047][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.695097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ca040 [ 1343.695122][ T32] r4:00000000 [ 1343.695143][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.695202][ T32] r9:83018205 r8:85650c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 3 printk messages dropped ** [ 1343.695361][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.695410][ T32] r5:8568538c r4:85685000 [ 1343.695448][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.695505][ T32] r7:ddde2d80 r6:83018200 r5:8568538c r4:8534bd80 [ 1343.695533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.695593][ T32] r10:61c88647 r9:85650c00 r8:8534bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1343.695662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.695719][ T32] r10:00000000 r9:8534bd80 r8:80287e08 r7:eb9c5e60 r6:85352a80 r5:85650c00 [ 1343.695745][ T32] r4:00000001 [ 1343.695766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.695807][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1343.695872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.695910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.695942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.695975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.696001][ T32] r4:85346880 [ 1343.696410][ T32] INFO: task kworker/1:682:5333 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.696479][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.696571][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.696662][ T32] Call trace: [ 1343.696699][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.696759][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.696785][ T32] r4:00000000 [ 1343.696817][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.696866][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.696899][ T32] dd20: 932e2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.696931][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.696959][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.696985][ T32] r5:800f0013 r4:80239bb0 [ 1343.697008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.697060][ T32] r4:82ac21e4 [ 1343.697086][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.697138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.697190][ T32] r4:e023ddc0 [ 1343.697221][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.697276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.697303][ T32] r4:00000000 [ 1343.697326][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.697380][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.697406][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.697455][ T32] r5:00001000 r4:dfcb9000 [ 1343.697477][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.697527][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.697577][ T32] r5:84ba578c r4:84ba5400 [ 1343.697623][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.697683][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.697716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.697770][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.697806][ T32] r4:84bd5400 [ 1343.697855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.697914][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.697941][ T32] r4:00000001 [ 1343.697989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.698036][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.698117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.698153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.698277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.698316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.698341][ T32] r4:84bd4200 [ 1343.698364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.698395][ T32] INFO: task kworker/1:683:5334 blocked for more than 470 seconds. [ 1343.698435][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.698464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.698501][ T32] task:kworker/1:683 state:D stack:0 pid:5334 tgid:5334 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1343.698822][ T32] r10:8291a684 r9:eb9cdd84 r8:00000002 r7:60000113 r6:eb9cdd8c r5:85651800 ** 4 printk messages dropped ** [ 1343.698990][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1343.699128][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.717932][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.718138][ T32] r5:85685f8c r4:85685c00 [ 1343.718160][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1343.718405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1343.718790][ T32] r4:85346880 ** 2 printk messages dropped ** [ 1343.724514][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.724844][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 2 printk messages dropped ** [ 1343.724981][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1343.725112][ T32] r4:82ac21e4 [ 1343.725135][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.725218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.725414][ T32] r4:e023ddc0 [ 1343.725446][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.725613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.725644][ T32] r4:00000000 [ 1343.725696][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.725780][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.726045][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.726104][ T32] r5:00001000 r4:dfcb9000 [ 1343.726128][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.726192][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.726324][ T32] r5:84ba578c r4:84ba5400 [ 1343.726352][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.726449][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.726481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.726540][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.726566][ T32] r4:84bd5400 [ 1343.726588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.726647][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.726674][ T32] r4:00000001 [ 1343.726698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.726743][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.726776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.726808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.726837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.726871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.726896][ T32] r4:84bd4200 [ 1343.726920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.726955][ T32] INFO: task kworker/1:684:5336 blocked for more than 470 seconds. [ 1343.726992][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.727019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.727044][ T32] task:kworker/1:684 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.727116][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.727293][ T32] Call trace: [ 1343.727371][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.727432][ T32] r10:8291a684 r9:eb9bdd84 r8:00000002 r7:60000113 r6:eb9bdd8c r5:8561ec00 [ 1343.728004][ T32] r4:8561ec00 [ 1343.728033][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.728116][ T32] r5:8561ec00 r4:8291a680 [ 1343.728235][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.728302][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.729201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1343.729233][ T32] r4:00000000 [ 1343.729338][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.749824][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.749919][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.749974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ca300 [ 1343.750028][ T32] r4:00000000 [ 1343.750056][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.750140][ T32] r9:83018205 r8:8561ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.750170][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.750257][ T32] r5:00001000 r4:eb6b7000 [ 1343.750297][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.750347][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.750421][ T32] r5:8568578c r4:85685400 [ 1343.750449][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.750543][ T32] r7:ddde2d80 r6:83018200 r5:8568578c r4:8534be80 [ 1343.750571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.750651][ T32] r10:61c88647 r9:8561ec00 r8:8534beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.750705][ T32] r4:8534be80 [ 1343.750757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.750832][ T32] r10:00000000 r9:8534be80 r8:80287e08 r7:eb9cde60 r6:8534bf00 r5:8561ec00 [ 1343.750861][ T32] r4:00000001 [ 1343.750884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.750927][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1343.750986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.751024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.751102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.751192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.751247][ T32] r4:853ca240 [ 1343.751688][ T32] INFO: task kworker/1:684:5336 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.751736][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.751842][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.751920][ T32] Call trace: [ 1343.751961][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.752022][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.752050][ T32] r4:00000000 [ 1343.752072][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.752116][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.752191][ T32] dd20: 93ad1000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.752257][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.752308][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.752341][ T32] r5:800f0013 r4:80239bb0 [ 1343.752370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.752442][ T32] r4:82ac21e4 [ 1343.752469][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.752522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.752547][ T32] r4:e023ddc0 [ 1343.752569][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.752618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.752668][ T32] r4:00000000 [ 1343.752710][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.752769][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.752813][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.752893][ T32] r5:00001000 r4:dfcb9000 [ 1343.752921][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.752967][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.753042][ T32] r5:84ba578c r4:84ba5400 [ 1343.753075][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.753167][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.753203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.753264][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.753335][ T32] r4:84bd5400 [ 1343.753385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.753444][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.753469][ T32] r4:00000001 [ 1343.753493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.753536][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.753568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.753651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.754269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.754312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.754741][ T32] r4:84bd4200 [ 1343.754770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.754860][ T32] INFO: task kworker/1:685:5339 blocked for more than 470 seconds. [ 1343.754928][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.755012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.755049][ T32] task:kworker/1:685 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.755155][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.755443][ T32] Call trace: [ 1343.755483][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.755543][ T32] r10:8291a684 r9:eb9d1d84 r8:00000002 r7:60000113 r6:eb9d1d8c r5:8561d400 [ 1343.755571][ T32] r4:8561d400 [ 1343.755657][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.755711][ T32] r5:8561d400 r4:8291a680 [ 1343.755993][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.756066][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.756217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [ 1343.756255][ T32] r4:00000000 [ 1343.756280][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.756612][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.756661][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.757744][ T32] r5:85685b8c r4:85685800 [ 1343.758310][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.758372][ T32] r7:ddde2d80 r6:83018200 r5:85685b8c r4:8534bf80 ** 3 printk messages dropped ** [ 1343.758548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1343.786154][ T32] r4:853ca180 ** 2 printk messages dropped ** [ 1343.786750][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.786922][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 4 printk messages dropped ** [ 1343.787430][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1343.787695][ T32] r4:e023ddc0 ** 2 printk messages dropped ** [ 1343.787792][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.788007][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.788611][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1343.788763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.789223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.802740][ T32] r5:8561e000 r4:8291a680 [ 1343.802804][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.802855][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.802906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 [ 1343.802932][ T32] r4:00000000 [ 1343.802981][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.803056][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.803105][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.803156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ca700 [ 1343.803187][ T32] r4:00000000 [ 1343.803234][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.803295][ T32] r9:83018205 r8:8561e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1343.803341][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.803403][ T32] r5:00001000 r4:eb717000 [ 1343.803451][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.803526][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.803583][ T32] r5:8568638c r4:85686000 [ 1343.803607][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.803664][ T32] r7:ddde2d80 r6:83018200 r5:8568638c r4:853d2080 [ 1343.803688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.803743][ T32] r10:61c88647 r9:8561e000 r8:853d20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.803793][ T32] r4:853d2080 [ 1343.803820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.803875][ T32] r10:00000000 r9:853d2080 r8:80287e08 r7:eb9cde60 r6:853d2100 r5:8561e000 [ 1343.803900][ T32] r4:00000001 [ 1343.803923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.803965][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1343.804031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.804068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.804098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.804131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.804157][ T32] r4:853ca440 [ 1343.804569][ T32] INFO: task kworker/1:686:5341 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.804615][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.804715][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.804765][ T32] Call trace: [ 1343.804883][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.804947][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.804974][ T32] r4:00000000 [ 1343.804994][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.805039][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.805071][ T32] dd20: 943ae000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.805127][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.805187][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.805220][ T32] r5:800f0013 r4:80239bb0 [ 1343.805242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.805304][ T32] r4:82ac21e4 [ 1343.805330][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.805381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.805407][ T32] r4:e023ddc0 [ 1343.805428][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.805476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.805502][ T32] r4:00000000 [ 1343.805522][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.805574][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.805619][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.805679][ T32] r5:00001000 r4:dfcb9000 [ 1343.805702][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.805746][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.805794][ T32] r5:84ba578c r4:84ba5400 [ 1343.805816][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.805942][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.806140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.806206][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.806231][ T32] r4:84bd5400 [ 1343.806253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.806306][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.806330][ T32] r4:00000001 [ 1343.806375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.806420][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.806452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.806531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.806601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.806639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.806664][ T32] r4:84bd4200 [ 1343.806710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.806771][ T32] INFO: task kworker/1:687:5342 blocked for more than 470 seconds. [ 1343.806826][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.806857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.806884][ T32] task:kworker/1:687 state:D stack:0 pid:5342 tgid:5342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.806936][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.807011][ T32] Call trace: [ 1343.807073][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.807151][ T32] r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:8561c800 [ 1343.807176][ T32] r4:8561c800 [ 1343.807202][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.807275][ T32] r5:8561c800 r4:8291a680 [ 1343.807302][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.807372][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.807453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1343.807485][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.807636][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1343.807795][ T32] r9:83018205 r8:8561c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1343.808027][ T32] r5:85686b8c r4:85686800 [ 1343.808074][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.808279][ T32] r4:853d2180 ** 2 printk messages dropped ** [ 1343.808387][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.808585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.808972][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.828910][ T32] dd20: 94714000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 6 printk messages dropped ** [ 1343.829171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 5 printk messages dropped ** [ 1343.829818][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1343.830053][ T32] r5:84ba578c r4:84ba5400 [ 1343.830081][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.830138][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.830162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.830225][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.830252][ T32] r4:84bd5400 [ 1343.830275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.830385][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.830419][ T32] r4:00000001 [ 1343.830442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.830486][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.830519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.830551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.830580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.830632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.830701][ T32] r4:84bd4200 [ 1343.830737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.830913][ T32] INFO: task kworker/1:688:5343 blocked for more than 470 seconds. [ 1343.830955][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.831194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.831228][ T32] task:kworker/1:688 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.831292][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.831383][ T32] Call trace: [ 1343.831434][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.831499][ T32] r10:8291a684 r9:eb9ddd84 r8:00000002 r7:60000013 r6:eb9ddd8c r5:8561bc00 [ 1343.831524][ T32] r4:8561bc00 [ 1343.831546][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.831595][ T32] r5:8561bc00 r4:8291a680 [ 1343.831617][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.831661][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.831711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9dde08 [ 1343.831736][ T32] r4:00000000 [ 1343.831757][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.831991][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.832037][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.832087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853caa40 [ 1343.832112][ T32] r4:00000000 [ 1343.832133][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.832189][ T32] r9:83018205 r8:8561bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1343.832214][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.832290][ T32] r5:00001000 r4:eb729000 [ 1343.832316][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.832361][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.832410][ T32] r5:8568678c r4:85686400 [ 1343.832435][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.832488][ T32] r7:ddde2d80 r6:83018200 r5:8568678c r4:853d2280 [ 1343.832569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.832665][ T32] r10:61c88647 r9:8561bc00 r8:853d22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.832695][ T32] r4:853d2280 [ 1343.832716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.832955][ T32] r10:00000000 r9:853d2280 r8:80287e08 r7:eb9d9e60 r6:853d2300 r5:8561bc00 [ 1343.833043][ T32] r4:00000001 [ 1343.833069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.833112][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1343.833143][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.833235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.834255][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 1 printk messages dropped ** [ 1343.834322][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.834398][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.834430][ T32] r5:800f0013 r4:80239bb0 [ 1343.834454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.834502][ T32] r4:82ac21e4 [ 1343.834525][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.834576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.834600][ T32] r4:e023ddc0 [ 1343.834622][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.834686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.834716][ T32] r4:00000000 [ 1343.834738][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.834792][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.834816][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.834864][ T32] r5:00001000 r4:dfcb9000 [ 1343.834886][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.834930][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.834977][ T32] r5:84ba578c r4:84ba5400 [ 1343.834999][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.835052][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.835077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.835130][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.835156][ T32] r4:84bd5400 [ 1343.835177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.835237][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.835262][ T32] r4:00000001 [ 1343.835298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.835358][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.835389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.836138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.836190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.836250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.836283][ T32] r4:84bd4200 [ 1343.836308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.836338][ T32] INFO: task kworker/1:689:5347 blocked for more than 470 seconds. [ 1343.836372][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.836444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.836505][ T32] task:kworker/1:689 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.836565][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.836611][ T32] Call trace: [ 1343.836644][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.836700][ T32] r10:8291a684 r9:eb975d84 r8:00000002 r7:60000113 r6:eb975d8c r5:85618c00 [ 1343.836725][ T32] r4:85618c00 [ 1343.836746][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.836797][ T32] r5:85618c00 r4:8291a680 [ 1343.836935][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.836986][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.837164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1343.837199][ T32] r4:00000000 [ 1343.837222][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.837262][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.837302][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.837349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cac00 [ 1343.837373][ T32] r4:00000000 [ 1343.837395][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.837453][ T32] r9:83018205 r8:85618c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1343.837479][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.838022][ T32] r5:00001000 r4:eb751000 [ 1343.838053][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.838132][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.838242][ T32] r5:85686f8c r4:85686c00 [ 1343.838269][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.838355][ T32] r7:ddde2d80 r6:83018200 r5:85686f8c r4:853d2380 [ 1343.838382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.838440][ T32] r10:61c88647 r9:85618c00 r8:853d23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.838563][ T32] r4:853d2380 [ 1343.838589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.838680][ T32] r10:00000000 r9:853d2380 r8:80287e08 r7:eb9d9e60 r6:853d2400 r5:85618c00 [ 1343.838793][ T32] r4:00000001 [ 1343.838819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.838860][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1343.838890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.838923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.838952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.839001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.839372][ T32] r4:853cabc0 [ 1343.874563][ T32] INFO: task kworker/1:689:5347 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.874638][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.874742][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.874828][ T32] Call trace: [ 1343.874866][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.874952][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.874995][ T32] r4:00000000 [ 1343.875022][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.875070][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.875107][ T32] dd20: 95007000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.875163][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.875201][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.875234][ T32] r5:800f0013 r4:80239bb0 [ 1343.875275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.875349][ T32] r4:82ac21e4 [ 1343.875377][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.875430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.875454][ T32] r4:e023ddc0 [ 1343.875476][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.875525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.875572][ T32] r4:00000000 [ 1343.875678][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.875739][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.875764][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.876134][ T32] r5:00001000 r4:dfcb9000 [ 1343.876162][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.876550][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.876608][ T32] r5:84ba578c r4:84ba5400 [ 1343.876660][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.876769][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.876878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.876940][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.876997][ T32] r4:84bd5400 [ 1343.877024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.877106][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.877136][ T32] r4:00000001 [ 1343.877232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.877346][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.877388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.877421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.877790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.877832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.877858][ T32] r4:84bd4200 [ 1343.877883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.878036][ T32] INFO: task kworker/1:690:5348 blocked for more than 470 seconds. [ 1343.878081][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.878111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.878137][ T32] task:kworker/1:690 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.878196][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.878277][ T32] Call trace: [ 1343.878329][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.878391][ T32] r10:8291a684 r9:eb9e1d84 r8:00000002 r7:60000113 r6:eb9e1d8c r5:8561a400 [ 1343.878416][ T32] r4:8561a400 [ 1343.878438][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.878488][ T32] r5:8561a400 r4:8291a680 [ 1343.878520][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.878570][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.878715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e1e08 [ 1343.878745][ T32] r4:00000000 [ 1343.878767][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.878809][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.878850][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.878899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cae00 [ 1343.878924][ T32] r4:00000000 [ 1343.878946][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.879001][ T32] r9:83018205 r8:8561a400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1343.879039][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.879094][ T32] r5:00001000 r4:eb75f000 [ 1343.879116][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.879165][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.879222][ T32] r5:8568738c r4:85687000 [ 1343.879310][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.888615][ T32] r7:ddde2d80 r6:83018200 r5:8568738c r4:853d2480 [ 1343.888664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.888770][ T32] r10:61c88647 r9:8561a400 r8:853d24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.888803][ T32] r4:853d2480 [ 1343.888826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.888883][ T32] r10:00000000 r9:853d2480 r8:80287e08 r7:eb975e60 r6:853d2500 r5:8561a400 [ 1343.888910][ T32] r4:00000001 [ 1343.888932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.888975][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1343.889010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.889042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.889197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.889317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.890133][ T32] r4:853caac0 [ 1343.890578][ T32] INFO: task kworker/1:690:5348 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.890654][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.890739][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.890821][ T32] Call trace: [ 1343.890861][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.890929][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.890957][ T32] r4:00000000 [ 1343.890978][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.891025][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.891059][ T32] dd20: 95007000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.891093][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.891122][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.891149][ T32] r5:800f0013 r4:80239bb0 [ 1343.891171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.891227][ T32] r4:82ac21e4 [ 1343.891262][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.891319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.891363][ T32] r4:e023ddc0 [ 1343.891432][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.891491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.891516][ T32] r4:00000000 [ 1343.891538][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.891593][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.891639][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.891692][ T32] r5:00001000 r4:dfcb9000 [ 1343.891725][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.891778][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.891849][ T32] r5:84ba578c r4:84ba5400 [ 1343.891875][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.891931][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.891956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.892009][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.892033][ T32] r4:84bd5400 [ 1343.892168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.892233][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.892261][ T32] r4:00000001 [ 1343.892283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.892863][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.893095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.893301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.893381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.893446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.893486][ T32] r4:84bd4200 [ 1343.893555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.893609][ T32] INFO: task kworker/1:691:5351 blocked for more than 470 seconds. [ 1343.893664][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.893704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.893746][ T32] task:kworker/1:691 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.893827][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.893934][ T32] Call trace: [ 1343.893984][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.894078][ T32] r10:8291a684 r9:eb9e5d84 r8:00000002 r7:60000013 r6:eb9e5d8c r5:8563d400 [ 1343.894169][ T32] r4:8563d400 [ 1343.894317][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.894433][ T32] r5:8563d400 r4:8291a680 [ 1343.894467][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.894522][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.894584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 [ 1343.894615][ T32] r4:00000000 [ 1343.894659][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.894710][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.894758][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.895052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853caf80 [ 1343.895089][ T32] r4:00000000 [ 1343.895166][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.895240][ T32] r9:83018205 r8:8563d400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1343.895269][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.895355][ T32] r5:00001000 r4:eb773000 [ 1343.895387][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.895443][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.895538][ T32] r5:8568778c r4:85687400 [ 1343.895567][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.895636][ T32] r7:ddde2d80 r6:83018200 r5:8568778c r4:853d2580 [ 1343.895660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.895736][ T32] r10:61c88647 r9:8563d400 r8:853d25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.895766][ T32] r4:853d2580 [ 1343.895789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.895846][ T32] r10:00000000 r9:853d2580 r8:80287e08 r7:eb9e1e60 r6:853d2600 r5:8563d400 [ 1343.895871][ T32] r4:00000001 [ 1343.895897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.895940][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1343.895973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.896007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.896097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.896140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.896208][ T32] r4:853cac80 [ 1343.896496][ T32] INFO: task kworker/1:691:5351 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.896540][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.896606][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.896655][ T32] Call trace: [ 1343.896698][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.896784][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.896822][ T32] r4:00000000 [ 1343.896846][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.896916][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.896955][ T32] dd20: 95007000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.896988][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.897039][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.897070][ T32] r5:800f0013 r4:80239bb0 [ 1343.897092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.897140][ T32] r4:82ac21e4 [ 1343.897162][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.897339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1343.897662][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1343.897941][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.898058][ T32] r4:00000001 [ 1343.898086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.898128][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.898158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.898196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.898236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.898269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.898294][ T32] r4:84bd4200 [ 1343.898328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.898388][ T32] INFO: task kworker/1:692:5353 blocked for more than 470 seconds. [ 1343.898495][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.898529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.898556][ T32] task:kworker/1:692 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.898673][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.898729][ T32] Call trace: [ 1343.898788][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1343.898846][ T32] r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000013 r6:eb9f5d8c r5:85653c00 [ 1343.898873][ T32] r4:85653c00 [ 1343.898894][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1343.898954][ T32] r5:85653c00 r4:8291a680 [ 1343.898981][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.899026][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.899076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 [ 1343.899161][ T32] r4:00000000 [ 1343.899194][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1343.899269][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.923458][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.923570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542c040 [ 1343.923599][ T32] r4:00000000 [ 1343.923622][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.923680][ T32] r9:83018205 r8:85653c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.923776][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.924030][ T32] r5:00001000 r4:eb79b000 [ 1343.924058][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.924107][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.924160][ T32] r5:85687f8c r4:85687c00 [ 1343.924190][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.924248][ T32] r7:ddde2d80 r6:83018200 r5:85687f8c r4:853d2680 [ 1343.924276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.924333][ T32] r10:61c88647 r9:85653c00 r8:853d26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.924401][ T32] r4:853d2680 [ 1343.924433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.924490][ T32] r10:00000000 r9:853d2680 r8:80287e08 r7:eb9e5e60 r6:85352b80 r5:85653c00 [ 1343.924515][ T32] r4:00000001 [ 1343.924536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.924578][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1343.924617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.924652][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.924683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.924786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.924839][ T32] r4:853cad80 [ 1343.925377][ T32] INFO: task kworker/1:692:5353 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.925431][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.925748][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.926008][ T32] Call trace: [ 1343.926045][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.926107][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.926133][ T32] r4:00000000 [ 1343.926234][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.926287][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.926338][ T32] dd20: 9551c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.927058][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.927183][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.927317][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1343.927413][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.927683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 5 printk messages dropped ** [ 1343.927981][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.928399][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1343.928533][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1343.928829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.928981][ T32] INFO: task kworker/1:693:5355 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1343.929129][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.948070][ T32] r4:85654800 ** 3 printk messages dropped ** [ 1343.948260][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1343.949296][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1343.953171][ T32] r9:83018205 r8:85654800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1343.953413][ T32] r5:85687b8c r4:85687800 [ 1343.953482][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.953669][ T32] r10:61c88647 r9:85654800 r8:853d272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.953698][ T32] r4:853d2700 [ 1343.953720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.953815][ T32] r10:00000000 r9:853d2700 r8:80287e08 r7:eb9f5e60 r6:85352c00 r5:85654800 [ 1343.953845][ T32] r4:00000001 [ 1343.953868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.953910][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) [ 1343.953944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.953989][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.954024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.954060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.954109][ T32] r4:853caf40 [ 1343.954531][ T32] INFO: task kworker/1:693:5355 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.954577][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.954651][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.954703][ T32] Call trace: [ 1343.954751][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.954817][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.954844][ T32] r4:00000000 [ 1343.954866][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.954927][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.954964][ T32] dd20: 9591b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.954997][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.955024][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.955051][ T32] r5:800f0013 r4:80239bb0 [ 1343.955074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.955123][ T32] r4:82ac21e4 [ 1343.955163][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.955240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.955269][ T32] r4:e023ddc0 [ 1343.955293][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.955363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.955389][ T32] r4:00000000 [ 1343.955410][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.955479][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.955508][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.955558][ T32] r5:00001000 r4:dfcb9000 [ 1343.955579][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.955622][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.956184][ T32] r5:84ba578c r4:84ba5400 [ 1343.956522][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.956584][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.956608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.956663][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.956688][ T32] r4:84bd5400 [ 1343.956710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.956763][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.956806][ T32] r4:00000001 [ 1343.956868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.956912][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1343.956943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.956974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.957004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.957038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.957121][ T32] r4:84bd4200 [ 1343.957151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.957196][ T32] INFO: task kworker/0:418:5357 blocked for more than 470 seconds. [ 1343.957237][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1343.957281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1343.957596][ T32] r10:8291a684 r9:eb9edd84 r8:00000002 r7:60000113 r6:eb9edd8c r5:85655400 ** 4 printk messages dropped ** [ 1343.957771][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.958055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bcf80 ** 7 printk messages dropped ** [ 1343.958377][ T32] r5:855bb78c r4:855bb400 [ 1343.958399][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.958451][ T32] r7:dddced80 r6:83018000 r5:855bb78c r4:85352c80 ** 2 printk messages dropped ** [ 1343.958557][ T32] r4:85352c80 [ 1343.958578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.958770][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1343.958852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.958890][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.958920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.959049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.959078][ T32] r4:853bca00 [ 1343.978039][ T32] INFO: task kworker/0:418:5357 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1343.978274][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.978435][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.978578][ T32] Call trace: [ 1343.978651][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.978772][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1343.978824][ T32] r4:00000000 [ 1343.978873][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.978969][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1343.979107][ T32] dd20: 95c2b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1343.979188][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1343.979248][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.989924][ T32] r5:800f0013 r4:80239bb0 [ 1343.990009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.990130][ T32] r4:82ac21e4 [ 1343.990160][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.990220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1343.990246][ T32] r4:e023ddc0 [ 1343.990268][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1343.990317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1343.990342][ T32] r4:00000000 [ 1343.990363][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.990417][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.990452][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.990559][ T32] r5:00001000 r4:dfcb9000 [ 1343.990607][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1343.990694][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.990798][ T32] r5:84ba578c r4:84ba5400 [ 1343.990850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.990960][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1343.990997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.991078][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.991133][ T32] r4:84bd5400 [ 1343.991185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.991300][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1343.991386][ T32] r4:00000001 [ 1343.991422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1343.991573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.992203][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.992523][ T32] r5:85656000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.992886][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.993212][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.993424][ T32] r5:8569038c r4:85690000 [ 1343.993474][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.993713][ T32] r4:853d2780 ** 6 printk messages dropped ** [ 1343.994238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.995019][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.996158][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 9 printk messages dropped ** [ 1343.996618][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.996875][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.997413][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.997793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.998346][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.999147][ T32] r5:85629800 r4:8291a680 ** 5 printk messages dropped ** [ 1344.030432][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.031126][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.031491][ T32] r10:61c88647 r9:85629800 r8:853d282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.031531][ T32] r4:853d2800 [ 1344.031560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.031648][ T32] r10:00000000 r9:853d2800 r8:80287e08 r7:eb9fde60 r6:853d2880 r5:85629800 [ 1344.031689][ T32] r4:00000001 [ 1344.031718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.031850][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1344.031892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.031949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.031985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.032020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.032049][ T32] r4:8542c1c0 [ 1344.032561][ T32] INFO: task kworker/1:695:5361 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.032661][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.032812][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.032925][ T32] Call trace: [ 1344.032998][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.033120][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.033205][ T32] r4:00000000 [ 1344.033255][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.033350][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.033421][ T32] dd20: 9626f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.033474][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.033525][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.033554][ T32] r5:800f0013 r4:80239bb0 [ 1344.033577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.033627][ T32] r4:82ac21e4 [ 1344.033674][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.033829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.033891][ T32] r4:e023ddc0 [ 1344.033943][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.034054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.034092][ T32] r4:00000000 [ 1344.034116][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.034172][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.034205][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.034311][ T32] r5:00001000 r4:dfcb9000 [ 1344.034373][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.034465][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.034556][ T32] r5:84ba578c r4:84ba5400 [ 1344.034581][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.034654][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.034707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.034791][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.034818][ T32] r4:84bd5400 [ 1344.034840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.034895][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.034921][ T32] r4:00000001 [ 1344.034943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.035029][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.035075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.035108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.035168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.035248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.035297][ T32] r4:84bd4200 [ 1344.035367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.035439][ T32] INFO: task kworker/1:696:5362 blocked for more than 470 seconds. ** 4 printk messages dropped ** [ 1344.035774][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.036284][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.036710][ T32] r9:83018205 r8:8562a400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 ** 4 printk messages dropped ** [ 1344.037011][ T32] r5:8569078c r4:85690400 [ 1344.037058][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.037389][ T32] r4:853d2900 ** 3 printk messages dropped ** [ 1344.037534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.038082][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1344.038644][ T32] dd20: 9626f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.038678][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.038945][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.039194][ T32] r5:800f0013 r4:80239bb0 [ 1344.039225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.063091][ T32] r4:82ac21e4 [ 1344.063169][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.063255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.063282][ T32] r4:e023ddc0 [ 1344.063304][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.063412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.063448][ T32] r4:00000000 [ 1344.063502][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.063563][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.063593][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.063727][ T32] r5:00001000 r4:dfcb9000 [ 1344.063762][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.063812][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.063861][ T32] r5:84ba578c r4:84ba5400 [ 1344.063884][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.063939][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.063974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.064046][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.064095][ T32] r4:84bd5400 [ 1344.064121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.064277][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.064320][ T32] r4:00000001 [ 1344.064366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.064411][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.064452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.064485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.064517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.064551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.064575][ T32] r4:84bd4200 [ 1344.064600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.064667][ T32] INFO: task kworker/1:697:5365 blocked for more than 470 seconds. [ 1344.064710][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.064761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.064801][ T32] task:kworker/1:697 state:D stack:0 pid:5365 tgid:5365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.064866][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.064945][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.065116][ T32] r4:85628c00 ** 3 printk messages dropped ** [ 1344.065355][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.065873][ T32] r9:83018205 r8:85628c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1344.066252][ T32] r5:8569178c r4:85691400 [ 1344.066303][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.066403][ T32] r7:ddde2d80 r6:83018200 r5:8569178c r4:853d2a00 [ 1344.066462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.066552][ T32] r10:61c88647 r9:85628c00 r8:853d2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.066631][ T32] r4:853d2a00 [ 1344.066659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.066713][ T32] r10:00000000 r9:853d2a00 r8:80287e08 r7:eb9e9e60 r6:853d2a80 r5:85628c00 [ 1344.066748][ T32] r4:00000001 [ 1344.066774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.066815][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1344.066846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.066905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.066942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.067017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.067054][ T32] r4:8542c500 [ 1344.067615][ T32] INFO: task kworker/1:697:5365 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.067672][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.067764][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.067844][ T32] Call trace: [ 1344.067919][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.068052][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 2 printk messages dropped ** [ 1344.068289][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 1 printk messages dropped ** [ 1344.068439][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 3 printk messages dropped ** [ 1344.068682][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.068833][ T32] r4:e023ddc0 ** 2 printk messages dropped ** [ 1344.068981][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.069090][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.088077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.088447][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 5 printk messages dropped ** [ 1344.088836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.089998][ T32] r5:8562bc00 r4:8291a680 ** 3 printk messages dropped ** [ 1344.090155][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.090346][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.090466][ T32] r9:83018205 r8:8562bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1344.090869][ T32] r5:85690f8c r4:85690c00 [ 1344.090920][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.091039][ T32] r7:ddde2d80 r6:83018200 r5:85690f8c r4:853d2b00 [ 1344.091093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.091211][ T32] r10:61c88647 r9:8562bc00 r8:853d2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.091272][ T32] r4:853d2b00 [ 1344.091317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.091458][ T32] r10:00000000 r9:853d2b00 r8:80287e08 r7:eb831e60 r6:853d2b80 r5:8562bc00 [ 1344.091548][ T32] r4:00000001 [ 1344.091631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.091725][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) [ 1344.091808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.091881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.091936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.092006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.092070][ T32] r4:8542c780 [ 1344.092739][ T32] INFO: task kworker/1:698:5368 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.092836][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.092964][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.093056][ T32] Call trace: [ 1344.093168][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.093285][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.093342][ T32] r4:00000000 [ 1344.093392][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.093476][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.093524][ T32] dd20: 96951000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.093559][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.093613][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.093644][ T32] r5:800f0013 r4:80239bb0 [ 1344.093685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.093755][ T32] r4:82ac21e4 [ 1344.093805][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.093869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.093896][ T32] r4:e023ddc0 [ 1344.093918][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.094044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.094089][ T32] r4:00000000 [ 1344.094158][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.094220][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.094262][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.094351][ T32] r5:00001000 r4:dfcb9000 [ 1344.094394][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.094554][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.094648][ T32] r5:84ba578c r4:84ba5400 [ 1344.094674][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.094745][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.094792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.094890][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.094946][ T32] r4:84bd5400 [ 1344.094973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.095029][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.095055][ T32] r4:00000001 [ 1344.095076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.095139][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.095357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.095710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.095799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.095841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.095868][ T32] r4:84bd4200 [ 1344.095892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.095924][ T32] INFO: task kworker/1:699:5371 blocked for more than 470 seconds. [ 1344.095982][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.096043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.096099][ T32] task:kworker/1:699 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.096795][ T32] r5:8562c800 r4:8291a680 ** 8 printk messages dropped ** [ 1344.097800][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.098066][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.098120][ T32] r5:00001000 r4:e8a61000 [ 1344.098142][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.098189][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.098238][ T32] r5:8569138c r4:85691000 [ 1344.098294][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.098356][ T32] r7:ddde2d80 r6:83018200 r5:8569138c r4:853d2c00 [ 1344.098397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.098474][ T32] r10:61c88647 r9:8562c800 r8:853d2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.098501][ T32] r4:853d2c00 [ 1344.098525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.098601][ T32] r10:00000000 r9:853d2c00 r8:80287e08 r7:eb831e60 r6:853d2c80 r5:8562c800 [ 1344.098631][ T32] r4:00000001 [ 1344.098658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.098726][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1344.098769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.098841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.098911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.098983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.099026][ T32] r4:8542cb00 [ 1344.129766][ T32] INFO: task kworker/1:699:5371 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.129905][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.130016][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.130088][ T32] Call trace: [ 1344.130153][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.130243][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.130289][ T32] r4:00000000 [ 1344.130313][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.130363][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.130398][ T32] dd20: 96eca000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.130435][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.130514][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.130548][ T32] r5:800f0013 r4:80239bb0 [ 1344.130571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.130621][ T32] r4:82ac21e4 [ 1344.130644][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.130695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.130719][ T32] r4:e023ddc0 [ 1344.130740][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.130790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.130839][ T32] r4:00000000 [ 1344.130889][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.130949][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 3 printk messages dropped ** [ 1344.131091][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.131486][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 9 printk messages dropped ** [ 1344.131906][ T32] INFO: task kworker/0:419:5372 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1344.132334][ T32] r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:8562d400 ** 8 printk messages dropped ** [ 1344.132710][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.133143][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.133280][ T32] r7:dddced80 r6:83018000 r5:855bbf8c r4:85352e00 ** 4 printk messages dropped ** [ 1344.133513][ T32] r10:00000000 r9:85352e00 r8:80287e08 r7:eb931e60 r6:853d2d00 r5:8562d400 ** 7 printk messages dropped ** [ 1344.133786][ T32] r4:84a15e00 ** 5 printk messages dropped ** [ 1344.134469][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 5 printk messages dropped ** [ 1344.134740][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1344.135105][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.135460][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.136182][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1344.136337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.137006][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.137811][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.138136][ T32] r9:83018205 r8:8562e000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1344.170498][ T32] r5:85691f8c r4:85691c00 [ 1344.170529][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.170633][ T32] r7:ddde2d80 r6:83018200 r5:85691f8c r4:853d2d80 [ 1344.170663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.170736][ T32] r10:61c88647 r9:8562e000 r8:853d2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.171257][ T32] r4:853d2d80 [ 1344.171393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.171539][ T32] r10:00000000 r9:853d2d80 r8:80287e08 r7:eb831e60 r6:853d2e00 r5:8562e000 [ 1344.171636][ T32] r4:00000001 [ 1344.171670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.171720][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1344.171756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.171839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.171913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.171959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.172010][ T32] r4:8542ce80 [ 1344.172477][ T32] INFO: task kworker/1:700:5374 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.172534][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.172616][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.172699][ T32] Call trace: [ 1344.172790][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.172884][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.172921][ T32] r4:00000000 [ 1344.172970][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.173066][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.173107][ T32] dd20: 97639000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.173142][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.173214][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.173246][ T32] r5:800f0013 r4:80239bb0 [ 1344.173270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.173322][ T32] r4:82ac21e4 [ 1344.173346][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.173398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.173423][ T32] r4:e023ddc0 [ 1344.173453][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.173503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.173535][ T32] r4:00000000 [ 1344.173560][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.173641][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.173670][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.173720][ T32] r5:00001000 r4:dfcb9000 [ 1344.173743][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.173788][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.173861][ T32] r5:84ba578c r4:84ba5400 [ 1344.173948][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.174007][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.174031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.174110][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.174140][ T32] r4:84bd5400 [ 1344.174197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.174260][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.174288][ T32] r4:00000001 [ 1344.174339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.174438][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.174478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.174537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.174572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.174606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.174631][ T32] r4:84bd4200 [ 1344.174667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.174709][ T32] INFO: task kworker/1:701:5375 blocked for more than 470 seconds. [ 1344.174750][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.174779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.174877][ T32] task:kworker/1:701 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.174947][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.174999][ T32] Call trace: [ 1344.175082][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.175143][ T32] r10:8291a684 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:8562ec00 [ 1344.175172][ T32] r4:8562ec00 [ 1344.175194][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.175242][ T32] r5:8562ec00 r4:8291a680 [ 1344.175264][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.175308][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.175385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1344.175435][ T32] r4:00000000 [ 1344.175489][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.175562][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.175631][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.175713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6100 [ 1344.175742][ T32] r4:00000000 [ 1344.175789][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.175860][ T32] r9:83018205 r8:8562ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1344.175888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.175936][ T32] r5:00001000 r4:eafdb000 [ 1344.175958][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.176001][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.176049][ T32] r5:85691b8c r4:85691800 [ 1344.176072][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.176125][ T32] r7:ddde2d80 r6:83018200 r5:85691b8c r4:853d2e80 [ 1344.176148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.176226][ T32] r10:61c88647 r9:8562ec00 r8:853d2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.176255][ T32] r4:853d2e80 [ 1344.176277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.176342][ T32] r10:00000000 r9:853d2e80 r8:80287e08 r7:eba11e60 r6:853d2f00 r5:8562ec00 [ 1344.176371][ T32] r4:00000001 [ 1344.176472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.176542][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) ** 2 printk messages dropped ** [ 1344.176667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.177391][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.177582][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1344.178004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1344.178464][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1344.178763][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1344.202323][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1344.202921][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.203543][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.204122][ T32] r9:83018005 r8:85656c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1344.204422][ T32] r5:8491bb8c r4:8491b800 ** 3 printk messages dropped ** [ 1344.204719][ T32] r10:61c88647 r9:85656c00 r8:85352eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.205057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.205750][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.205798][ T32] Call trace: [ 1344.205895][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.205958][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.205986][ T32] r4:00000000 [ 1344.206007][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.206063][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.206111][ T32] dd20: 97ad3000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.206147][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.206175][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.206203][ T32] r5:800f0013 r4:80239bb0 [ 1344.206253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.206335][ T32] r4:82ac21e4 [ 1344.206360][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.206412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.206442][ T32] r4:e023ddc0 [ 1344.206488][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.206542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.206568][ T32] r4:00000000 [ 1344.206607][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.206677][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.206703][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.206754][ T32] r5:00001000 r4:dfcb9000 [ 1344.206776][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.206838][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.206892][ T32] r5:84ba578c r4:84ba5400 [ 1344.206914][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.206993][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.207046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.207140][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.207193][ T32] r4:84bd5400 [ 1344.207220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.207275][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.207350][ T32] r4:00000001 [ 1344.207382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.207431][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.207464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.207498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.207552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.207595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.207622][ T32] r4:84bd4200 [ 1344.207692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.207727][ T32] INFO: task kworker/1:702:5380 blocked for more than 470 seconds. [ 1344.207791][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.207823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.207849][ T32] task:kworker/1:702 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.207932][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.207979][ T32] Call trace: [ 1344.208032][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.208091][ T32] r10:8291a684 r9:eba21d84 r8:00000002 r7:60000113 r6:eba21d8c r5:84b0e000 [ 1344.208117][ T32] r4:84b0e000 [ 1344.208159][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.208240][ T32] r5:84b0e000 r4:8291a680 [ 1344.208290][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.208363][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.208417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba21e08 [ 1344.208451][ T32] r4:00000000 [ 1344.208487][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.208536][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.208577][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.208627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c63c0 ** 2 printk messages dropped ** [ 1344.208726][ T32] r9:83018205 r8:84b0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1344.208948][ T32] r5:8569238c r4:85692000 [ 1344.208969][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.209146][ T32] r4:853d2f80 ** 4 printk messages dropped ** [ 1344.223343][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) ** 6 printk messages dropped ** [ 1344.224676][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.226458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1344.226886][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.227261][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 9 printk messages dropped ** [ 1344.227617][ T32] INFO: task kworker/1:703:5382 blocked for more than 470 seconds. ** 4 printk messages dropped ** [ 1344.227867][ T32] Call trace: ** 3 printk messages dropped ** [ 1344.228040][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.228089][ T32] r5:85652400 r4:8291a680 [ 1344.228112][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.228161][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.228213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 [ 1344.228239][ T32] r4:00000000 [ 1344.228261][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.228300][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.228341][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.228389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6680 [ 1344.228413][ T32] r4:00000000 [ 1344.228443][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.228504][ T32] r9:83018205 r8:85652400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1344.228551][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.228605][ T32] r5:00001000 r4:eb393000 [ 1344.228627][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.228685][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.228763][ T32] r5:85692b8c r4:85692800 [ 1344.228822][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.228878][ T32] r7:ddde2d80 r6:83018200 r5:85692b8c r4:853e7000 [ 1344.228901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.228968][ T32] r10:61c88647 r9:85652400 r8:853e702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.229008][ T32] r4:853e7000 [ 1344.229044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.229101][ T32] r10:00000000 r9:853e7000 r8:80287e08 r7:eba21e60 r6:8542b000 r5:85652400 [ 1344.229126][ T32] r4:00000001 [ 1344.229172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.229314][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1344.246127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.246183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.246219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.246257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.246284][ T32] r4:853c6240 [ 1344.246758][ T32] INFO: task kworker/1:703:5382 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.246840][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.246923][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.247025][ T32] Call trace: [ 1344.247114][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.247247][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.247280][ T32] r4:00000000 [ 1344.247303][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.247372][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.247406][ T32] dd20: 97f7c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.247474][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.247532][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.247593][ T32] r5:800f0013 r4:80239bb0 [ 1344.247646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.247702][ T32] r4:82ac21e4 [ 1344.247725][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.247776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 2 printk messages dropped ** [ 1344.247925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1344.248558][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1344.248794][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 10 printk messages dropped ** [ 1344.264051][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 1344.264482][ T32] r10:8291a684 r9:eba31d84 r8:00000002 r7:60000013 r6:eba31d8c r5:85658000 ** 8 printk messages dropped ** [ 1344.264804][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.265215][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.265423][ T32] r7:ddde2d80 r6:83018200 r5:8569278c r4:853e7080 ** 4 printk messages dropped ** [ 1344.265683][ T32] r10:00000000 r9:853e7080 r8:80287e08 r7:eba29e60 r6:8542b080 r5:85658000 ** 7 printk messages dropped ** [ 1344.265949][ T32] r4:853c6240 ** 2 printk messages dropped ** [ 1344.266475][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.267489][ T32] dd20: 98241000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1344.267822][ T32] r4:e023ddc0 ** 2 printk messages dropped ** [ 1344.267972][ T32] r4:00000000 [ 1344.267993][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.268046][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.268071][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.268243][ T32] r5:00001000 r4:dfcb9000 [ 1344.268321][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.268431][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.268492][ T32] r5:84ba578c r4:84ba5400 [ 1344.268519][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.268580][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.268619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.268681][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.268706][ T32] r4:84bd5400 [ 1344.268728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.268782][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.268809][ T32] r4:00000001 [ 1344.268831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.268883][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.268924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.268957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.269008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.269055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.269104][ T32] r4:84bd4200 [ 1344.269132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.269168][ T32] INFO: task kworker/1:705:5385 blocked for more than 470 seconds. [ 1344.269212][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.269253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.289673][ T32] task:kworker/1:705 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.289879][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.289977][ T32] Call trace: [ 1344.290052][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.290141][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000013 r6:eba19d8c r5:8562b000 [ 1344.290238][ T32] r4:8562b000 [ 1344.290271][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.290369][ T32] r5:8562b000 r4:8291a680 [ 1344.290403][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.290458][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.290511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1344.290537][ T32] r4:00000000 [ 1344.290559][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.290622][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.291045][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.291350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6800 [ 1344.291438][ T32] r4:00000000 [ 1344.291465][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.291524][ T32] r9:83018205 r8:8562b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.291548][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.291599][ T32] r5:00001000 r4:eb3c6000 [ 1344.291621][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.291665][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.291776][ T32] r5:85692f8c r4:85692c00 [ 1344.291804][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.291898][ T32] r7:ddde2d80 r6:83018200 r5:85692f8c r4:853e7100 [ 1344.291927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.291986][ T32] r10:61c88647 r9:8562b000 r8:853e712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.292013][ T32] r4:853e7100 [ 1344.292097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.292158][ T32] r10:00000000 r9:853e7100 r8:80287e08 r7:eba29e60 r6:853e7180 r5:8562b000 [ 1344.292190][ T32] r4:00000001 [ 1344.292213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.292256][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1344.292291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.292326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.292536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.292578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.292604][ T32] r4:853c6380 [ 1344.293232][ T32] INFO: task kworker/1:705:5385 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 6 printk messages dropped ** [ 1344.293738][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1344.294377][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1344.295756][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 11 printk messages dropped ** [ 1344.296166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1344.296972][ T32] r4:85628000 [ 1344.296993][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.297041][ T32] r5:85628000 r4:8291a680 [ 1344.297096][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.297145][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.297228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1344.297426][ T32] r4:00000000 [ 1344.297632][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.297678][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.297744][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.297798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6900 [ 1344.297824][ T32] r4:00000000 [ 1344.297846][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.297900][ T32] r9:83018205 r8:85628000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1344.297925][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.297973][ T32] r5:00001000 r4:eb5af000 [ 1344.297994][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.298037][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.298085][ T32] r5:8569338c r4:85693000 [ 1344.298108][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.298160][ T32] r7:ddde2d80 r6:83018200 r5:8569338c r4:853e7200 [ 1344.298199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.298259][ T32] r10:61c88647 r9:85628000 r8:853e722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.298320][ T32] r4:853e7200 [ 1344.298369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.298426][ T32] r10:00000000 r9:853e7200 r8:80287e08 r7:eba19e60 r6:853e7280 r5:85628000 [ 1344.298451][ T32] r4:00000001 [ 1344.298498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.298547][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1344.298582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.298615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.298645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.298692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.298732][ T32] r4:853c6600 [ 1344.299190][ T32] INFO: task kworker/1:706:5389 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.323400][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.323636][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.323798][ T32] Call trace: [ 1344.323879][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1344.324241][ T32] dd20: 98aeb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 12 printk messages dropped ** [ 1344.325007][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 11 printk messages dropped ** [ 1344.326013][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 13 printk messages dropped ** [ 1344.327484][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1344.328096][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.328545][ T32] r5:85693f8c r4:85693c00 ** 7 printk messages dropped ** [ 1344.328954][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1344.350629][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.351071][ T32] r4:00000000 [ 1344.351113][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.351165][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.351209][ T32] dd20: 9904c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.351246][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.351290][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.351365][ T32] r5:800f0013 r4:80239bb0 [ 1344.351393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.351448][ T32] r4:82ac21e4 [ 1344.351472][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.351524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.351549][ T32] r4:e023ddc0 [ 1344.351571][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.351645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.351672][ T32] r4:00000000 [ 1344.351717][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.351791][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.351830][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.351882][ T32] r5:00001000 r4:dfcb9000 [ 1344.351956][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.352015][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.352090][ T32] r5:84ba578c r4:84ba5400 [ 1344.352117][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.352173][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.352218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.352332][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.352422][ T32] r4:84bd5400 [ 1344.352482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.352550][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.352577][ T32] r4:00000001 [ 1344.352623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.352668][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.352875][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.353033][ T32] r4:84bd4200 ** 9 printk messages dropped ** [ 1344.353628][ T32] r4:85630c00 ** 8 printk messages dropped ** [ 1344.354433][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.355476][ T32] r5:8569378c r4:85693400 [ 1344.355501][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.355832][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.355988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1344.357491][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.357877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 14 printk messages dropped ** [ 1344.359020][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 9 printk messages dropped ** [ 1344.390279][ T32] INFO: task kworker/1:709:5394 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1344.391127][ T32] r10:8291a684 r9:eba3dd84 r8:00000002 r7:60000113 r6:eba3dd8c r5:85631800 [ 1344.391194][ T32] r4:85631800 [ 1344.391244][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.391407][ T32] r5:85631800 r4:8291a680 [ 1344.391465][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.391560][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.391665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 [ 1344.391756][ T32] r4:00000000 [ 1344.391815][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.391927][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.392018][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.392155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6cc0 [ 1344.392220][ T32] r4:00000000 [ 1344.392269][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.392482][ T32] r9:83018205 r8:85631800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1344.392541][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.392641][ T32] r5:00001000 r4:eb5e9000 [ 1344.392688][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.392783][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.392845][ T32] r5:85693b8c r4:85693800 [ 1344.392868][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.392925][ T32] r7:ddde2d80 r6:83018200 r5:85693b8c r4:853e7500 [ 1344.392961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.393023][ T32] r10:61c88647 r9:85631800 r8:853e752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.393082][ T32] r4:853e7500 [ 1344.393132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.393247][ T32] r10:00000000 r9:853e7500 r8:80287e08 r7:eba39e60 r6:853e7580 r5:85631800 [ 1344.393297][ T32] r4:00000001 [ 1344.393341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.393436][ T32] Exception stack(0xeba3dfb0 to 0xeba3dff8) [ 1344.393478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.393512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.393548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.393610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.393647][ T32] r4:853c6c40 [ 1344.394166][ T32] INFO: task kworker/1:709:5394 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.394231][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.394334][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.394398][ T32] Call trace: [ 1344.394453][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.394540][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.394572][ T32] r4:00000000 [ 1344.394608][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.394660][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.394697][ T32] dd20: 99479000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 6 printk messages dropped ** [ 1344.395013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1344.395681][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1344.395960][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.396477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.396839][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.397219][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.397497][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.397771][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.398372][ T32] r10:00000000 r9:853e7600 r8:80287e08 r7:eba39e60 r6:853e7680 r5:85632400 ** 7 printk messages dropped ** [ 1344.398738][ T32] r4:853c6c00 ** 2 printk messages dropped ** [ 1344.399206][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.408111][ T32] dd20: 99479000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1344.408598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1344.409195][ T32] r5:84ba578c r4:84ba5400 ** 5 printk messages dropped ** [ 1344.425483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.425871][ T32] r4:84bd4200 ** 4 printk messages dropped ** [ 1344.426032][ T32] task:kworker/1:711 state:D stack:0 pid:5398 tgid:5398 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.426577][ T32] r4:00000000 [ 1344.426602][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.426645][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.426689][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.426738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6f80 [ 1344.426774][ T32] r4:00000000 [ 1344.426800][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.426857][ T32] r9:83018205 r8:85633000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1344.426881][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.426952][ T32] r5:00001000 r4:eb63f000 [ 1344.426980][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.427049][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.427129][ T32] r5:8569838c r4:85698000 [ 1344.427182][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.427241][ T32] r7:ddde2d80 r6:83018200 r5:8569838c r4:853e7700 [ 1344.427265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.427349][ T32] r10:61c88647 r9:85633000 r8:853e772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.427395][ T32] r4:853e7700 [ 1344.427441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.427504][ T32] r10:00000000 r9:853e7700 r8:80287e08 r7:eba41e60 r6:853e7780 r5:85633000 [ 1344.427556][ T32] r4:00000001 [ 1344.427582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.427627][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) [ 1344.427657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.427689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.427719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.427765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.427821][ T32] r4:853c6fc0 [ 1344.428295][ T32] INFO: task kworker/1:711:5398 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.428345][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.428409][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.428483][ T32] Call trace: [ 1344.428565][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.428659][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.428701][ T32] r4:00000000 [ 1344.428724][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.428800][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.428835][ T32] dd20: 997f2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.428902][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.428957][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.429006][ T32] r5:800f0013 r4:80239bb0 [ 1344.429071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.429140][ T32] r4:82ac21e4 [ 1344.429164][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.429229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.429345][ T32] r4:e023ddc0 [ 1344.434704][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.434809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.434843][ T32] r4:00000000 [ 1344.434879][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.434947][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.434972][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.435048][ T32] r5:00001000 r4:dfcb9000 [ 1344.435080][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.435129][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.435345][ T32] r5:84ba578c r4:84ba5400 [ 1344.435386][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.435452][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.435476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.435760][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.435792][ T32] r4:84bd5400 [ 1344.435991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.436072][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 5 printk messages dropped ** [ 1344.436550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.436870][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.437387][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1344.437810][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.438132][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.438307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.438835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.458308][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 6 printk messages dropped ** [ 1344.458592][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.458966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1344.473520][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.473549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.473632][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.473694][ T32] r4:84bd5400 [ 1344.473744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.473886][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.473938][ T32] r4:00000001 [ 1344.473966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.474028][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.474067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.474103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.474159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.474212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.474273][ T32] r4:84bd4200 [ 1344.474326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.474417][ T32] INFO: task kworker/1:713:5402 blocked for more than 470 seconds. [ 1344.474503][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.474570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.474627][ T32] task:kworker/1:713 state:D stack:0 pid:5402 tgid:5402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.474749][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.474837][ T32] Call trace: [ 1344.474881][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.474946][ T32] r10:8291a684 r9:eba4dd84 r8:00000002 r7:60000013 r6:eba4dd8c r5:85634800 [ 1344.474986][ T32] r4:85634800 [ 1344.475039][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.475138][ T32] r5:85634800 r4:8291a680 [ 1344.475189][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.475287][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.475440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 [ 1344.475500][ T32] r4:00000000 [ 1344.475546][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.475626][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.475734][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.475847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85442300 [ 1344.475913][ T32] r4:00000000 [ 1344.475964][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.476082][ T32] r9:83018205 r8:85634800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1344.476135][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.476369][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.476682][ T32] r7:ddde2d80 r6:83018200 r5:85698f8c r4:853e7900 ** 5 printk messages dropped ** [ 1344.477143][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.477590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1344.478600][ T32] Call trace: ** 12 printk messages dropped ** [ 1344.487944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.488001][ T32] r4:e023ddc0 [ 1344.488077][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.488135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.488162][ T32] r4:00000000 [ 1344.488216][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.488299][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.488359][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.488423][ T32] r5:00001000 r4:dfcb9000 [ 1344.488519][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.488571][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.488624][ T32] r5:84ba578c r4:84ba5400 [ 1344.488646][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.488702][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.488725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.488780][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.488805][ T32] r4:84bd5400 [ 1344.488827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.488912][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.488942][ T32] r4:00000001 [ 1344.488992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.489042][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.489090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.489128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.489189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.489306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.500272][ T32] r4:84bd4200 [ 1344.500320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.500360][ T32] INFO: task kworker/1:714:5404 blocked for more than 470 seconds. [ 1344.500401][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.500430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.500466][ T32] task:kworker/1:714 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.500538][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.500599][ T32] Call trace: [ 1344.500635][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.500708][ T32] r10:8291a684 r9:eba51d84 r8:00000002 r7:60000013 r6:eba51d8c r5:85635400 [ 1344.500749][ T32] r4:85635400 [ 1344.500777][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.500844][ T32] r5:85635400 r4:8291a680 [ 1344.500872][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.501477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854424c0 ** 6 printk messages dropped ** [ 1344.502131][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.502188][ T32] r5:8569938c r4:85699000 ** 3 printk messages dropped ** [ 1344.502407][ T32] r10:61c88647 r9:85635400 r8:853e7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.502755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.503661][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.503864][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 9 printk messages dropped ** [ 1344.504662][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.505192][ T32] r5:84ba578c r4:84ba5400 ** 5 printk messages dropped ** [ 1344.505585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.505833][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.505877][ T32] r4:00000001 [ 1344.505930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.505979][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.506011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.506148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.506212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.506284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.506336][ T32] r4:84bd4200 [ 1344.506387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.506455][ T32] INFO: task kworker/1:715:5406 blocked for more than 470 seconds. [ 1344.506522][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.506574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.506623][ T32] task:kworker/1:715 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.506725][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.506817][ T32] Call trace: [ 1344.506878][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.507009][ T32] r10:8291a684 r9:eba55d84 r8:00000002 r7:60000113 r6:eba55d8c r5:85636000 [ 1344.507101][ T32] r4:85636000 [ 1344.507156][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.507280][ T32] r5:85636000 r4:8291a680 [ 1344.507359][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.507458][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.507559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 [ 1344.507618][ T32] r4:00000000 [ 1344.507663][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.507747][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.507829][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.507890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85442a40 [ 1344.507918][ T32] r4:00000000 [ 1344.507955][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.508026][ T32] r9:83018205 r8:85636000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1344.508077][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.508160][ T32] r5:00001000 r4:eb869000 [ 1344.508208][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.508273][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.508363][ T32] r5:85699b8c r4:85699800 [ 1344.508403][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.508811][ T32] r10:00000000 r9:853e7b00 r8:80287e08 r7:eba51e60 r6:853e7b80 r5:85636000 ** 7 printk messages dropped ** [ 1344.534770][ T32] r4:854422c0 ** 5 printk messages dropped ** [ 1344.535581][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 7 printk messages dropped ** [ 1344.535877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.536399][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1344.536688][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 3 printk messages dropped ** [ 1344.536816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.537173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.537585][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.538001][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.538289][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.538597][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.538875][ T32] r10:61c88647 r9:85630000 r8:853e7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.538905][ T32] r4:853e7c00 [ 1344.538938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.538994][ T32] r10:00000000 r9:853e7c00 r8:80287e08 r7:eba55e60 r6:853e7c80 r5:85630000 [ 1344.539092][ T32] r4:00000001 [ 1344.539165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.539237][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1344.539301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.546633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.546690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.546732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.546760][ T32] r4:85442580 [ 1344.547409][ T32] INFO: task kworker/1:716:5408 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.547464][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.547631][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.547701][ T32] Call trace: [ 1344.547755][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.547826][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.547853][ T32] r4:00000000 [ 1344.547876][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.547922][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.547955][ T32] dd20: 9a812000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.547987][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.548015][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.548041][ T32] r5:800f0013 r4:80239bb0 [ 1344.548063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.548113][ T32] r4:82ac21e4 [ 1344.548134][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.548192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.548220][ T32] r4:e023ddc0 [ 1344.548241][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.548292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.548318][ T32] r4:00000000 [ 1344.548369][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.548430][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.548455][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.548506][ T32] r5:00001000 r4:dfcb9000 [ 1344.548529][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.548574][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.548627][ T32] r5:84ba578c r4:84ba5400 [ 1344.548650][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.548709][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.548751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.548813][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.548839][ T32] r4:84bd5400 [ 1344.548866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.548923][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.548949][ T32] r4:00000001 [ 1344.548971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.549013][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.549075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.549113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.549144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.549180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.549213][ T32] r4:84bd4200 [ 1344.549335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.564773][ T32] INFO: task kworker/0:421:5410 blocked for more than 471 seconds. [ 1344.564915][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 3 printk messages dropped ** [ 1344.565411][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.566305][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.566687][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.566932][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.567127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.568177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.578141][ T32] dd20: 9ace7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1344.578912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1344.580068][ T32] r5:84ba578c r4:84ba5400 ** 5 printk messages dropped ** [ 1344.580312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.580650][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1344.580927][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.581363][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.581807][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.581995][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.582419][ T32] r4:00000001 [ 1344.582446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.582492][ T32] Exception stack(0xeba5dfb0 to 0xeba5dff8) [ 1344.582545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.582605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.582641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.582677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.582725][ T32] r4:85424b40 [ 1344.583148][ T32] INFO: task kworker/0:422:5411 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.583199][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.583263][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.583337][ T32] Call trace: [ 1344.583377][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.583449][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.583505][ T32] r4:00000000 [ 1344.583531][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.583580][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.583623][ T32] dd20: 9ace7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.583660][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.583689][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.583715][ T32] r5:800f0013 r4:80239bb0 [ 1344.583737][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.583888][ T32] r4:82ac21e4 [ 1344.583915][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.583967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.584016][ T32] r4:e023ddc0 [ 1344.584042][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.584092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.584137][ T32] r4:00000000 [ 1344.584187][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.584252][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.584277][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.584326][ T32] r5:00001000 r4:dfcb9000 [ 1344.584348][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.584392][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.584439][ T32] r5:84ba578c r4:84ba5400 [ 1344.584475][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.584534][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.584605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.584665][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.584691][ T32] r4:84bd5400 [ 1344.584714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.584904][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.584947][ T32] r4:00000001 [ 1344.584971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.585028][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.585078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.585332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.585371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.585405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.585431][ T32] r4:84bd4200 [ 1344.585455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.585485][ T32] INFO: task kworker/1:717:5414 blocked for more than 471 seconds. [ 1344.585577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.585610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.585637][ T32] task:kworker/1:717 state:D stack:0 pid:5414 tgid:5414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.585689][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.585734][ T32] Call trace: [ 1344.585791][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.585849][ T32] r10:8291a684 r9:eba6dd84 r8:00000002 r7:60000113 r6:eba6dd8c r5:8565c800 [ 1344.585874][ T32] r4:8565c800 [ 1344.585894][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.586008][ T32] r5:8565c800 r4:8291a680 ** 1 printk messages dropped ** [ 1344.586240][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.586611][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.586726][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.587006][ T32] r4:853e7d00 ** 6 printk messages dropped ** [ 1344.587482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.588438][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.588638][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 1 printk messages dropped ** [ 1344.588748][ T32] r5:800f0013 r4:80239bb0 [ 1344.588805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.588915][ T32] r4:82ac21e4 [ 1344.589004][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.589076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.589120][ T32] r4:e023ddc0 [ 1344.589210][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.617574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.617686][ T32] r4:00000000 [ 1344.617715][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.617815][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.617846][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.617902][ T32] r5:00001000 r4:dfcb9000 [ 1344.618026][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.618133][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.618198][ T32] r5:84ba578c r4:84ba5400 [ 1344.618223][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.618279][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.618302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.618356][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.618380][ T32] r4:84bd5400 [ 1344.618401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.618456][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.618500][ T32] r4:00000001 [ 1344.618526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.618570][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.618775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.618814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.618845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.618878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.618902][ T32] r4:84bd4200 [ 1344.618927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.618967][ T32] INFO: task kworker/1:718:5416 blocked for more than 471 seconds. [ 1344.619009][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.619108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.619142][ T32] task:kworker/1:718 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.635097][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000013 r6:eba75d8c r5:8565bc00 ** 9 printk messages dropped ** [ 1344.636057][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1344.636853][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.637140][ T32] r7:ddde2d80 r6:83018200 r5:8569a38c r4:853e7e00 ** 4 printk messages dropped ** [ 1344.637569][ T32] r10:00000000 r9:853e7e00 r8:80287e08 r7:eba6de60 r6:8542b380 r5:8565bc00 [ 1344.637628][ T32] r4:00000001 [ 1344.637683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.637820][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1344.637903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.637978][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.638049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.638126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.638199][ T32] r4:854428c0 [ 1344.638999][ T32] INFO: task kworker/1:718:5416 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.639104][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.639379][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.650373][ T32] Call trace: [ 1344.650506][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.650680][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.650744][ T32] r4:00000000 [ 1344.650799][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.650927][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.651017][ T32] dd20: 9b426000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.651098][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.651169][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.651275][ T32] r5:800f0013 r4:80239bb0 [ 1344.651354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.651464][ T32] r4:82ac21e4 [ 1344.651547][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.651659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.651747][ T32] r4:e023ddc0 [ 1344.651804][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.651910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.651965][ T32] r4:00000000 [ 1344.652015][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.652129][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.652196][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.652277][ T32] r5:00001000 r4:dfcb9000 [ 1344.652301][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.652347][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.652473][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1344.652709][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 11 printk messages dropped ** [ 1344.653237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.653810][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.654421][ T32] r5:00001000 r4:eb94d000 ** 1 printk messages dropped ** [ 1344.654489][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.654638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.655040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.656408][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.656972][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 1 printk messages dropped ** [ 1344.657027][ T32] r5:800f0013 r4:80239bb0 [ 1344.657156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.657270][ T32] r4:82ac21e4 [ 1344.657298][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.657350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.657374][ T32] r4:e023ddc0 [ 1344.657396][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.657724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.657791][ T32] r4:00000000 [ 1344.657817][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.657879][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.657903][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.657954][ T32] r5:00001000 r4:dfcb9000 [ 1344.657977][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.658020][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.658067][ T32] r5:84ba578c r4:84ba5400 [ 1344.658139][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.658204][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.658278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.658346][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.658376][ T32] r4:84bd5400 [ 1344.658398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.658474][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.658505][ T32] r4:00000001 [ 1344.658542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.658588][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.658642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.658678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.658709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.658745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.658788][ T32] r4:84bd4200 [ 1344.658826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.658883][ T32] INFO: task kworker/1:720:5419 blocked for more than 471 seconds. [ 1344.658945][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.658977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.659004][ T32] task:kworker/1:720 state:D stack:0 pid:5419 tgid:5419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.659056][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.659101][ T32] Call trace: [ 1344.659149][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1344.687055][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.687717][ T32] r5:00001000 r4:eb8ad000 ** 1 printk messages dropped ** [ 1344.687793][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.687955][ T32] r5:8569a78c r4:8569a400 [ 1344.687983][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.688054][ T32] r7:ddde2d80 r6:83018200 r5:8569a78c r4:853e7e80 [ 1344.688082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.688151][ T32] r10:61c88647 r9:8565d400 r8:853e7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.688182][ T32] r4:853e7e80 [ 1344.688212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.688267][ T32] r10:00000000 r9:853e7e80 r8:80287e08 r7:eba7de60 r6:8542b480 r5:8565d400 [ 1344.688297][ T32] r4:00000001 [ 1344.688324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.688370][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1344.688431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.688480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.688516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.688551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.688602][ T32] r4:85442d00 [ 1344.689031][ T32] INFO: task kworker/1:720:5419 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.689076][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.689157][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.689224][ T32] Call trace: [ 1344.689269][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.702527][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.702583][ T32] r4:00000000 [ 1344.702633][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.702710][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.702750][ T32] dd20: 9bd10000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.702784][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.702811][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.702864][ T32] r5:800f0013 r4:80239bb0 [ 1344.702991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.703052][ T32] r4:82ac21e4 [ 1344.703081][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.703136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.703190][ T32] r4:e023ddc0 [ 1344.703218][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.703269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.703294][ T32] r4:00000000 [ 1344.703359][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.703424][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.703451][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.703502][ T32] r5:00001000 r4:dfcb9000 [ 1344.703526][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.703570][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.703620][ T32] r5:84ba578c r4:84ba5400 [ 1344.703642][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.703695][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.703719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.703773][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.703797][ T32] r4:84bd5400 [ 1344.703843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.703905][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.703937][ T32] r4:00000001 [ 1344.703986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.704033][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.704087][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.704358][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1344.704754][ T32] r4:8565a400 ** 5 printk messages dropped ** [ 1344.705061][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.705240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85442f80 ** 6 printk messages dropped ** [ 1344.706037][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.706298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.706968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.708277][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.708418][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1344.708797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1344.722659][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1344.723085][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1344.723786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.723857][ T32] r4:84bd4200 [ 1344.723919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.723994][ T32] INFO: task kworker/1:722:5424 blocked for more than 471 seconds. [ 1344.724077][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.724157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.724241][ T32] task:kworker/1:722 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.724381][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.724525][ T32] Call trace: [ 1344.724628][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.724753][ T32] r10:8291a684 r9:eba65d84 r8:00000002 r7:60000113 r6:eba65d8c r5:856e8000 [ 1344.724813][ T32] r4:856e8000 [ 1344.724864][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.724972][ T32] r5:856e8000 r4:8291a680 [ 1344.725028][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.725127][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.725252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 [ 1344.725313][ T32] r4:00000000 [ 1344.725362][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.725453][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.725555][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.725667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457280 [ 1344.725767][ T32] r4:00000000 [ 1344.725828][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.725956][ T32] r9:83018205 r8:856e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1344.726093][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.726458][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.726599][ T32] r5:8569bb8c r4:8569b800 ** 2 printk messages dropped ** [ 1344.726857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.727714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.750359][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 8 printk messages dropped ** [ 1344.751314][ T32] r4:82ac21e4 [ 1344.751423][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.751553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.751616][ T32] r4:e023ddc0 [ 1344.751667][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.751773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.751849][ T32] r4:00000000 [ 1344.751910][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.752031][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.752091][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.752219][ T32] r5:00001000 r4:dfcb9000 [ 1344.752273][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.752366][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.752475][ T32] r5:84ba578c r4:84ba5400 [ 1344.752533][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.752651][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.752705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.752849][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.752917][ T32] r4:84bd5400 [ 1344.752970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.753085][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.753146][ T32] r4:00000001 [ 1344.753203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.753319][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.753406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.753486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.753581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.753666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.753720][ T32] r4:84bd4200 [ 1344.753779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.753870][ T32] INFO: task kworker/1:723:5426 blocked for more than 471 seconds. ** 1 printk messages dropped ** [ 1344.754039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.755030][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.755916][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.756203][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.756928][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.757179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.758026][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.758498][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1344.758780][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.793090][ T32] r4:84bd5400 ** 5 printk messages dropped ** [ 1344.793366][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.794030][ T32] task:kworker/1:724 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.795146][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.795552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457040 ** 4 printk messages dropped ** [ 1344.796006][ T32] r5:00001000 r4:ebaa1000 [ 1344.796068][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.796170][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.796292][ T32] r5:8569b78c r4:8569b400 [ 1344.796347][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.796463][ T32] r7:ddde2d80 r6:83018200 r5:8569b78c r4:85451180 [ 1344.796520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.796641][ T32] r10:61c88647 r9:856ea400 r8:854511ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.796703][ T32] r4:85451180 [ 1344.796775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.796901][ T32] r10:00000000 r9:85451180 r8:80287e08 r7:eba65e60 r6:85451200 r5:856ea400 [ 1344.796962][ T32] r4:00000001 [ 1344.797013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.797106][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1344.797179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.797263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.797334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.797412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.797474][ T32] r4:85457100 [ 1344.798283][ T32] INFO: task kworker/1:724:5430 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.798392][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.798546][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.798660][ T32] Call trace: [ 1344.798747][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.798877][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.798940][ T32] r4:00000000 [ 1344.799013][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.799132][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.799218][ T32] dd20: 9c805000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.799382][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.810336][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.810398][ T32] r5:800f0013 r4:80239bb0 [ 1344.810458][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.810545][ T32] r4:82ac21e4 [ 1344.810569][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.810620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.810646][ T32] r4:e023ddc0 [ 1344.810689][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.810749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.810776][ T32] r4:00000000 [ 1344.810798][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.810852][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.810889][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.811028][ T32] r5:00001000 r4:dfcb9000 [ 1344.811073][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.811140][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.811206][ T32] r5:84ba578c r4:84ba5400 [ 1344.811232][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.811694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1344.812494][ T32] INFO: task kworker/1:725:5431 blocked for more than 471 seconds. ** 8 printk messages dropped ** [ 1344.812919][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1344.813442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854573c0 ** 6 printk messages dropped ** [ 1344.813765][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.814370][ T32] r4:85451280 ** 4 printk messages dropped ** [ 1344.814848][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) ** 4 printk messages dropped ** [ 1344.815007][ T32] r4:85457100 ** 5 printk messages dropped ** [ 1344.815808][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 7 printk messages dropped ** [ 1344.816043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.816873][ T32] r5:00001000 r4:dfcb9000 ** 7 printk messages dropped ** [ 1344.817243][ T32] r4:84bd5400 ** 3 printk messages dropped ** [ 1344.817486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1344.817933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.818692][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.819015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457740 [ 1344.819043][ T32] r4:00000000 [ 1344.819071][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.819158][ T32] r9:83018205 r8:856ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1344.819192][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.819245][ T32] r5:00001000 r4:e05df000 [ 1344.819267][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.847295][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.848189][ T32] r5:856a478c r4:856a4400 [ 1344.848445][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.848547][ T32] r7:ddde2d80 r6:83018200 r5:856a478c r4:85451380 [ 1344.848579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.848644][ T32] r10:61c88647 r9:856ebc00 r8:854513ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.848673][ T32] r4:85451380 [ 1344.848725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.848822][ T32] r10:00000000 r9:85451380 r8:80287e08 r7:eba69e60 r6:85451400 r5:856ebc00 [ 1344.848925][ T32] r4:00000001 [ 1344.848954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.849001][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1344.849062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.849105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.849139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.849197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.849231][ T32] r4:85457100 [ 1344.860255][ T32] INFO: task kworker/1:726:5432 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.860423][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.860522][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.860631][ T32] Call trace: [ 1344.860676][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.860763][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.860823][ T32] r4:00000000 [ 1344.860852][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.860944][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.861002][ T32] dd20: 9d050000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.861065][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.861100][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.861133][ T32] r5:800f0013 r4:80239bb0 [ 1344.861161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.861228][ T32] r4:82ac21e4 [ 1344.861255][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.861316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.861377][ T32] r4:e023ddc0 [ 1344.861406][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.861469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.861527][ T32] r4:00000000 [ 1344.861554][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.861614][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.861638][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.861688][ T32] r5:00001000 r4:dfcb9000 [ 1344.861711][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.862079][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.862153][ T32] r5:84ba578c r4:84ba5400 [ 1344.862191][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.862251][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.862276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.862352][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.862388][ T32] r4:84bd5400 [ 1344.862413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.862498][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.862529][ T32] r4:00000001 [ 1344.862552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.862616][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.862651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.862683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.862747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.863784][ T32] r10:8291a684 r9:ebac9d84 r8:00000002 r7:60000113 r6:ebac9d8c r5:856ec800 ** 10 printk messages dropped ** [ 1344.864603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457600 ** 6 printk messages dropped ** [ 1344.864991][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.865410][ T32] r10:61c88647 r9:856ec800 r8:854514ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.865870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.866549][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.866905][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1344.867295][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.867641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 1 printk messages dropped ** [ 1344.867694][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.867787][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.867819][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.867896][ T32] r5:00001000 r4:dfcb9000 [ 1344.867925][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.868095][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.868219][ T32] r5:84ba578c r4:84ba5400 [ 1344.868250][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.868311][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.868429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.868515][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.868547][ T32] r4:84bd5400 [ 1344.868611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.868727][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.868779][ T32] r4:00000001 [ 1344.868854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.868973][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.869042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.869109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.869192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.869264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.893165][ T32] r4:84bd4200 [ 1344.893361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.893462][ T32] INFO: task kworker/1:728:5436 blocked for more than 471 seconds. [ 1344.893558][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1344.893619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.893689][ T32] task:kworker/1:728 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.893808][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.893925][ T32] Call trace: [ 1344.893968][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1344.894041][ T32] r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:856ed400 [ 1344.894070][ T32] r4:856ed400 [ 1344.894107][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1344.894205][ T32] r5:856ed400 r4:8291a680 [ 1344.894256][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.894348][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.894433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1344.894464][ T32] r4:00000000 [ 1344.894499][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1344.894548][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.894597][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.894695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457c40 [ 1344.894748][ T32] r4:00000000 [ 1344.894791][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.894906][ T32] r9:83018205 r8:856ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1344.894962][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.895040][ T32] r5:00001000 r4:eae69000 [ 1344.895071][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.895122][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.895181][ T32] r5:856a538c r4:856a5000 [ 1344.895230][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.895294][ T32] r7:ddde2d80 r6:83018200 r5:856a538c r4:85451580 [ 1344.895359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.895458][ T32] r10:61c88647 r9:856ed400 r8:854515ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.895493][ T32] r4:85451580 [ 1344.895520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.895586][ T32] r10:00000000 r9:85451580 r8:80287e08 r7:ebabde60 r6:85451600 r5:856ed400 [ 1344.895617][ T32] r4:00000001 [ 1344.895642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.895689][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1344.895723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.895757][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.895995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.896067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.896102][ T32] r4:854575c0 [ 1344.896562][ T32] INFO: task kworker/1:728:5436 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.896833][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.897150][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.898200][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.898870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1344.922338][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 6 printk messages dropped ** [ 1344.922847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1344.923335][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1344.923811][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.924259][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1344.927577][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.927654][ T32] r5:00001000 r4:e077f000 [ 1344.927699][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.927779][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.927841][ T32] r5:856a4b8c r4:856a4800 [ 1344.927865][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.927917][ T32] r7:ddde2d80 r6:83018200 r5:856a4b8c r4:85451680 [ 1344.927963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.928048][ T32] r10:61c88647 r9:856ee000 r8:854516ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.928099][ T32] r4:85451680 [ 1344.928124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.928220][ T32] r10:00000000 r9:85451680 r8:80287e08 r7:eb9a1e60 r6:85451700 r5:856ee000 [ 1344.928250][ T32] r4:00000001 [ 1344.928334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.928420][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 1344.928486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.928576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.928645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.928724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.928787][ T32] r4:854575c0 [ 1344.947004][ T32] INFO: task kworker/1:729:5438 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.947280][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.947515][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.947646][ T32] Call trace: [ 1344.947841][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.947973][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.948038][ T32] r4:00000000 [ 1344.948091][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.948221][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.948326][ T32] dd20: 9d7c9000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.948430][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.948501][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.948594][ T32] r5:800f0013 r4:80239bb0 [ 1344.948648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.948751][ T32] r4:82ac21e4 [ 1344.948800][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.948901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.948983][ T32] r4:e023ddc0 [ 1344.949036][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.949137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.949202][ T32] r4:00000000 [ 1344.949250][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.963189][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.963272][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.963429][ T32] r5:00001000 r4:dfcb9000 [ 1344.963459][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.963541][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.963654][ T32] r5:84ba578c r4:84ba5400 [ 1344.963696][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.963771][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 3 printk messages dropped ** [ 1344.963963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.964442][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1344.965015][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.966285][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.966731][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.966869][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.966970][ T32] r5:856a4f8c r4:856a4c00 [ 1344.967020][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.967076][ T32] r7:ddde2d80 r6:83018200 r5:856a4f8c r4:85451780 [ 1344.967121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.967207][ T32] r10:61c88647 r9:856eec00 r8:854517ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.967239][ T32] r4:85451780 [ 1344.967287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.967389][ T32] r10:00000000 r9:85451780 r8:80287e08 r7:eb9a1e60 r6:85451800 r5:856eec00 [ 1344.967438][ T32] r4:00000001 [ 1344.967466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.967512][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 1344.967544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.967579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.967661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.967703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.967782][ T32] r4:854579c0 [ 1344.968239][ T32] INFO: task kworker/1:730:5440 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1344.968305][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.968552][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.968613][ T32] Call trace: [ 1344.982697][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.982906][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1344.982964][ T32] r4:00000000 [ 1344.983015][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.983143][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1344.983229][ T32] dd20: 9dc4b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1344.983297][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1344.983378][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.983449][ T32] r5:800f0013 r4:80239bb0 [ 1344.983511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.983605][ T32] r4:82ac21e4 [ 1344.983657][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.983746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1344.983774][ T32] r4:e023ddc0 [ 1344.983797][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1344.983890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1344.983924][ T32] r4:00000000 [ 1344.983984][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.984056][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1344.984085][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.984162][ T32] r5:00001000 r4:dfcb9000 [ 1344.984193][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1344.984324][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.984379][ T32] r5:84ba578c r4:84ba5400 [ 1344.984402][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.984466][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1344.984536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.984642][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.984696][ T32] r4:84bd5400 [ 1344.984774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.984893][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1344.984949][ T32] r4:00000001 [ 1344.984993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.985099][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1344.985167][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.985214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.985244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.985278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.985564][ T32] r4:84bd4200 [ 1344.985597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1344.985671][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1344.987074][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.988112][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:856e8c00 ** 4 printk messages dropped ** [ 1344.988775][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.988910][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1344.989024][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.989312][ T32] r5:00001000 r4:eb28b000 ** 1 printk messages dropped ** [ 1345.012856][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.012967][ T32] r5:856a638c r4:856a6000 [ 1345.012996][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.013081][ T32] r7:ddde2d80 r6:83018200 r5:856a638c r4:85451880 [ 1345.013108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.013272][ T32] r10:00000000 r9:85451880 r8:80287e08 r7:eb9a1e60 r6:85451900 r5:856e8c00 [ 1345.013344][ T32] r4:00000001 [ 1345.013371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.013416][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1345.013477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.013653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.013689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.013780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.013862][ T32] r4:85457b40 [ 1345.014360][ T32] INFO: task kworker/1:731:5443 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.014414][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.014650][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.014764][ T32] Call trace: [ 1345.014948][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.015084][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.015140][ T32] r4:00000000 [ 1345.015203][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.015299][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.015390][ T32] dd20: 9e12b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.015668][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.015884][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.015960][ T32] r5:800f0013 r4:80239bb0 [ 1345.016041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.016198][ T32] r4:82ac21e4 [ 1345.016257][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.016392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.016481][ T32] r4:e023ddc0 [ 1345.016543][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.016672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.016775][ T32] r4:00000000 [ 1345.016838][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.016987][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.017071][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.017210][ T32] r5:00001000 r4:dfcb9000 [ 1345.017270][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.017441][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.017565][ T32] r5:84ba578c r4:84ba5400 [ 1345.017623][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.017741][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.017808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.017954][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.018010][ T32] r4:84bd5400 [ 1345.018057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.018164][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.018221][ T32] r4:00000001 [ 1345.018301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.018410][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.018490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.018555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.018618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.018715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.018800][ T32] r4:84bd4200 [ 1345.018877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.018957][ T32] INFO: task kworker/1:732:5444 blocked for more than 471 seconds. [ 1345.019038][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.019102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.019155][ T32] task:kworker/1:732 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.019397][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.039836][ T32] Call trace: [ 1345.039940][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.040086][ T32] r10:8291a684 r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:85636c00 [ 1345.040157][ T32] r4:85636c00 [ 1345.040212][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.040312][ T32] r5:85636c00 r4:8291a680 [ 1345.040357][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.040459][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.040857][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.041316][ T32] r5:00001000 r4:eaf1b000 ** 1 printk messages dropped ** [ 1345.041456][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.041522][ T32] r5:856a578c r4:856a5400 [ 1345.041549][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.041703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.042086][ T32] r10:00000000 r9:85451980 r8:80287e08 r7:ebad1e60 r6:85451a00 r5:85636c00 ** 4 printk messages dropped ** [ 1345.042630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.043507][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1345.043889][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1345.044116][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1345.044194][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.044305][ T32] r4:e023ddc0 ** 2 printk messages dropped ** [ 1345.044432][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.044550][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.044781][ T32] r5:84ba578c r4:84ba5400 ** 1 printk messages dropped ** [ 1345.044900][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.044928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.045013][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.045050][ T32] r4:84bd5400 [ 1345.045108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.045173][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.045207][ T32] r4:00000001 [ 1345.045260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.045322][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.045391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.045473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.045543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.045620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.045692][ T32] r4:84bd4200 [ 1345.045725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.045778][ T32] INFO: task kworker/1:733:5445 blocked for more than 471 seconds. [ 1345.045818][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.045850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.045911][ T32] task:kworker/1:733 state:D stack:0 pid:5445 tgid:5445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.045981][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.046128][ T32] Call trace: [ 1345.046237][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.046353][ T32] r10:8291a684 r9:ebad9d84 r8:00000002 r7:60000113 r6:ebad9d8c r5:856f0000 [ 1345.046433][ T32] r4:856f0000 [ 1345.046507][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.046644][ T32] r5:856f0000 r4:8291a680 [ 1345.046696][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.046785][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.046890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 1345.046941][ T32] r4:00000000 [ 1345.046991][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.047054][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.047154][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.047214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457e80 [ 1345.047256][ T32] r4:00000000 [ 1345.047300][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.047422][ T32] r9:83018205 r8:856f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1345.047477][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.047536][ T32] r5:00001000 r4:eb103000 [ 1345.047585][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.047662][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.047770][ T32] r5:856a5b8c r4:856a5800 [ 1345.047819][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.047953][ T32] r7:ddde2d80 r6:83018200 r5:856a5b8c r4:85451a80 [ 1345.048015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.048134][ T32] r10:61c88647 r9:856f0000 r8:85451aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.048197][ T32] r4:85451a80 [ 1345.048257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.048359][ T32] r10:00000000 r9:85451a80 r8:80287e08 r7:ebad1e60 r6:85451b00 r5:856f0000 [ 1345.048390][ T32] r4:00000001 [ 1345.048414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.048465][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1345.048509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.048583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.048654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.048695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.048736][ T32] r4:85457dc0 [ 1345.049113][ T32] INFO: task kworker/1:733:5445 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.049177][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.049334][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.072568][ T32] Call trace: [ 1345.072660][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.072788][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.072829][ T32] r4:00000000 [ 1345.072854][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.072903][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.072981][ T32] dd20: 9eacc000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.073024][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.073054][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.073082][ T32] r5:800f0013 r4:80239bb0 [ 1345.073106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.073155][ T32] r4:82ac21e4 [ 1345.073177][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.073258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.073286][ T32] r4:e023ddc0 [ 1345.073408][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.073499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.073534][ T32] r4:00000000 [ 1345.073580][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.073679][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.073714][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.073817][ T32] r5:00001000 r4:dfcb9000 [ 1345.073857][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.073923][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.073974][ T32] r5:84ba578c r4:84ba5400 [ 1345.073996][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.074049][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.074072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.074152][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.074205][ T32] r4:84bd5400 [ 1345.074247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.074334][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.074388][ T32] r4:00000001 [ 1345.074439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.074542][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.074635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.074732][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.074817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.074859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.074888][ T32] r4:84bd4200 [ 1345.074952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.075016][ T32] INFO: task kworker/1:734:5449 blocked for more than 471 seconds. [ 1345.075058][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.075135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.075201][ T32] task:kworker/1:734 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.075398][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.075504][ T32] Call trace: [ 1345.075580][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.075708][ T32] r10:8291a684 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:856f0c00 [ 1345.075770][ T32] r4:856f0c00 [ 1345.075883][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.075986][ T32] r5:856f0c00 r4:8291a680 [ 1345.076067][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.076171][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.076300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1345.076357][ T32] r4:00000000 [ 1345.076436][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.076541][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.076626][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.076724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85442e80 [ 1345.076773][ T32] r4:00000000 [ 1345.076820][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.076921][ T32] r9:83018205 r8:856f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1345.076977][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.077080][ T32] r5:00001000 r4:eb245000 [ 1345.077129][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.077214][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.077339][ T32] r5:856a5f8c r4:856a5c00 [ 1345.077403][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.077510][ T32] r7:ddde2d80 r6:83018200 r5:856a5f8c r4:85451b80 [ 1345.077536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.077592][ T32] r10:61c88647 r9:856f0c00 r8:85451bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.077617][ T32] r4:85451b80 [ 1345.077708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.077814][ T32] r10:00000000 r9:85451b80 r8:80287e08 r7:ebad1e60 r6:85451c00 r5:856f0c00 [ 1345.077852][ T32] r4:00000001 [ 1345.077903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.077960][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1345.078018][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.078062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.078093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.078126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.078172][ T32] r4:8555a000 [ 1345.078608][ T32] INFO: task kworker/1:734:5449 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.078681][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.078768][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.078819][ T32] Call trace: [ 1345.078910][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.079034][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.079094][ T32] r4:00000000 [ 1345.079140][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.079243][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.099722][ T32] dd20: 9ee90000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.099825][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.099866][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.099899][ T32] r5:800f0013 r4:80239bb0 [ 1345.099926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.099992][ T32] r4:82ac21e4 [ 1345.100034][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.100103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1345.100571][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1345.100955][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.101187][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.101599][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.102026][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.102356][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.102668][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.103031][ T32] r4:85451c80 ** 6 printk messages dropped ** [ 1345.103464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.104641][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.104784][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1345.105562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1345.106200][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.106536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.106789][ T32] task:kworker/1:736 state:D stack:0 pid:5452 tgid:5452 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.107247][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.107562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555a600 ** 6 printk messages dropped ** [ 1345.107890][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.107963][ T32] r5:856a6b8c r4:856a6800 [ 1345.107990][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.108043][ T32] r7:ddde2d80 r6:83018200 r5:856a6b8c r4:85451d80 [ 1345.108067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.108121][ T32] r10:61c88647 r9:856f3000 r8:85451dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.108148][ T32] r4:85451d80 [ 1345.108170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.108223][ T32] r10:00000000 r9:85451d80 r8:80287e08 r7:ebae1e60 r6:85451e00 r5:856f3000 [ 1345.108257][ T32] r4:00000001 [ 1345.108282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.108324][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1345.108382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.108476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.108513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.108547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.108575][ T32] r4:8555a200 [ 1345.108803][ T32] INFO: task kworker/1:736:5452 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.108844][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.108905][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.108954][ T32] Call trace: [ 1345.132588][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.132677][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.132707][ T32] r4:00000000 [ 1345.132730][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.132779][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.132814][ T32] dd20: 9f147000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.132848][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.132878][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.132905][ T32] r5:800f0013 r4:80239bb0 [ 1345.132950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.133005][ T32] r4:82ac21e4 [ 1345.133074][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.133131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.133158][ T32] r4:e023ddc0 [ 1345.133181][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.133230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.133257][ T32] r4:00000000 [ 1345.133285][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.133341][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.133367][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.133420][ T32] r5:00001000 r4:dfcb9000 [ 1345.133442][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.133500][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.133553][ T32] r5:84ba578c r4:84ba5400 [ 1345.133576][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.133672][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.133749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.133812][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.133838][ T32] r4:84bd5400 [ 1345.133935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.133996][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.134024][ T32] r4:00000001 [ 1345.134047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.134333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1345.134905][ T32] r4:84b0ec00 ** 5 printk messages dropped ** [ 1345.135485][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.136112][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.136632][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.136829][ T32] r10:61c88647 r9:84b0ec00 r8:85451eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.137187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.137944][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.138413][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1345.138874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1345.156482][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1345.156705][ T32] r4:84bd5400 ** 5 printk messages dropped ** [ 1345.156957][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.157240][ T32] INFO: task kworker/1:738:5456 blocked for more than 471 seconds. [ 1345.157291][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.157322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.157412][ T32] task:kworker/1:738 state:D stack:0 pid:5456 tgid:5456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.157482][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.157566][ T32] Call trace: [ 1345.157620][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.157681][ T32] r10:8291a684 r9:ebaf1d84 r8:00000002 r7:60000013 r6:ebaf1d8c r5:85658c00 [ 1345.157707][ T32] r4:85658c00 [ 1345.157730][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.157778][ T32] r5:85658c00 r4:8291a680 [ 1345.157800][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.157844][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.157895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 1345.157920][ T32] r4:00000000 [ 1345.157942][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.157981][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.158023][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.158094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555a740 [ 1345.158130][ T32] r4:00000000 [ 1345.158154][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.158209][ T32] r9:83018205 r8:85658c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.158257][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.158333][ T32] r5:00001000 r4:eb4f5000 [ 1345.158406][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.158460][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.158511][ T32] r5:856a6f8c r4:856a6c00 [ 1345.158533][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.158589][ T32] r7:ddde2d80 r6:83018200 r5:856a6f8c r4:85451f00 [ 1345.158618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.158676][ T32] r10:61c88647 r9:85658c00 r8:85451f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.158725][ T32] r4:85451f00 [ 1345.158752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.158855][ T32] r10:00000000 r9:85451f00 r8:80287e08 r7:ebaede60 r6:8542b600 r5:85658c00 [ 1345.158934][ T32] r4:00000001 [ 1345.158965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.159009][ T32] Exception stack(0xebaf1fb0 to 0xebaf1ff8) [ 1345.159040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.159096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.159137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.159172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.159223][ T32] r4:8555a5c0 [ 1345.170255][ T32] INFO: task kworker/1:738:5456 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.170394][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.170583][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.170690][ T32] Call trace: [ 1345.170762][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.170908][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.170974][ T32] r4:00000000 [ 1345.171023][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.171113][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.171176][ T32] dd20: 9f6b7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.171248][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.171307][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.171382][ T32] r5:800f0013 r4:80239bb0 [ 1345.171433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.171546][ T32] r4:82ac21e4 [ 1345.171597][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.171703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.171759][ T32] r4:e023ddc0 [ 1345.171810][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.171909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.171962][ T32] r4:00000000 [ 1345.172039][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.172155][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.172220][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.172329][ T32] r5:00001000 r4:dfcb9000 [ 1345.172399][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.172501][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.172602][ T32] r5:84ba578c r4:84ba5400 [ 1345.172667][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.172777][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.172826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.172941][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.172996][ T32] r4:84bd5400 [ 1345.173039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.173146][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.173195][ T32] r4:00000001 [ 1345.173238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.173318][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.173381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.173442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.173498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.173587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.173623][ T32] r4:84bd4200 [ 1345.173672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.173711][ T32] INFO: task kworker/1:739:5459 blocked for more than 471 seconds. [ 1345.173749][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.173802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.173881][ T32] task:kworker/1:739 state:D stack:0 pid:5459 tgid:5459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.173991][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.174079][ T32] Call trace: [ 1345.174148][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.174265][ T32] r10:8291a684 r9:ebafdd84 r8:00000002 r7:60000113 r6:ebafdd8c r5:84448000 [ 1345.174315][ T32] r4:84448000 [ 1345.174342][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.174396][ T32] r5:84448000 r4:8291a680 [ 1345.174420][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.174496][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.174563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebafde08 [ 1345.174594][ T32] r4:00000000 [ 1345.174616][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.174661][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.174705][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.174783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555a880 [ 1345.174814][ T32] r4:00000000 [ 1345.174838][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.174895][ T32] r9:83018205 r8:84448000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1345.174935][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.175364][ T32] r5:00001000 r4:eb54d000 [ 1345.175402][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.175472][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.176264][ T32] r5:856a738c r4:856a7000 [ 1345.176300][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.176699][ T32] r7:ddde2d80 r6:83018200 r5:856a738c r4:85451f80 [ 1345.176756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.177155][ T32] r10:61c88647 r9:84448000 r8:85451fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.177189][ T32] r4:85451f80 [ 1345.177487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.177627][ T32] r10:00000000 r9:85451f80 r8:80287e08 r7:ebaede60 r6:8542b680 r5:84448000 [ 1345.177686][ T32] r4:00000001 [ 1345.177711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.178734][ T32] Exception stack(0xebafdfb0 to 0xebafdff8) [ 1345.178793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.178829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.178863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.178897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.179180][ T32] r4:8555a700 [ 1345.210386][ T32] INFO: task kworker/1:739:5459 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.210541][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.210631][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.210896][ T32] Call trace: [ 1345.211129][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.211262][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.211299][ T32] r4:00000000 [ 1345.211438][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.211500][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.211934][ T32] dd20: 9fdca000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.212061][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.212148][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.212232][ T32] r5:800f0013 r4:80239bb0 [ 1345.212263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.212320][ T32] r4:82ac21e4 [ 1345.212502][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.212567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.212602][ T32] r4:e023ddc0 [ 1345.212649][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.212705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.212734][ T32] r4:00000000 [ 1345.212757][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.212815][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.212862][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.212990][ T32] r5:00001000 r4:dfcb9000 [ 1345.213019][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.213068][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.213119][ T32] r5:84ba578c r4:84ba5400 [ 1345.213142][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.213203][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.213248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.213313][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.213431][ T32] r4:84bd5400 [ 1345.213459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.213531][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.213566][ T32] r4:00000001 [ 1345.213591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.213634][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.213702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.213739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.213810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.213933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.214000][ T32] r4:84bd4200 [ 1345.214053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.214146][ T32] INFO: task kworker/1:740:5460 blocked for more than 471 seconds. [ 1345.214220][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.214329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.214449][ T32] task:kworker/1:740 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.214539][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.214588][ T32] Call trace: [ 1345.214664][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.214722][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000013 r6:ebb01d8c r5:84448c00 [ 1345.214771][ T32] r4:84448c00 [ 1345.214797][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.214848][ T32] r5:84448c00 r4:8291a680 [ 1345.214918][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.214995][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.215053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1345.215079][ T32] r4:00000000 [ 1345.215262][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.215349][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.215599][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.215848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555aec0 [ 1345.215992][ T32] r4:00000000 [ 1345.216316][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.216766][ T32] r9:83018205 r8:84448c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1345.216799][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.216854][ T32] r5:00001000 r4:eb70d000 [ 1345.217168][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.217523][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.217607][ T32] r5:8572078c r4:85720400 [ 1345.217850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.217909][ T32] r7:ddde2d80 r6:83018200 r5:8572078c r4:8555e000 [ 1345.218058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.218121][ T32] r10:61c88647 r9:84448c00 r8:8555e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.218148][ T32] r4:8555e000 [ 1345.218171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.218366][ T32] r10:00000000 r9:8555e000 r8:80287e08 r7:ebaede60 r6:8542b700 r5:84448c00 [ 1345.218424][ T32] r4:00000001 [ 1345.219021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.219081][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1345.219255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.239785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.239890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.239935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.239965][ T32] r4:8555a780 [ 1345.240458][ T32] INFO: task kworker/1:740:5460 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.240589][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.240769][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.240896][ T32] Call trace: [ 1345.240991][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.241070][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.241138][ T32] r4:00000000 [ 1345.241166][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.241306][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.241352][ T32] dd20: a00ce000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.241392][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.241424][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.241467][ T32] r5:800f0013 r4:80239bb0 [ 1345.241575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.241648][ T32] r4:82ac21e4 [ 1345.241706][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.241767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.241796][ T32] r4:e023ddc0 [ 1345.241830][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.241901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.241932][ T32] r4:00000000 [ 1345.241955][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.242014][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.242040][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.242089][ T32] r5:00001000 r4:dfcb9000 [ 1345.242113][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.242160][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.242215][ T32] r5:84ba578c r4:84ba5400 [ 1345.242239][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.242320][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.242350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.242407][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.242455][ T32] r4:84bd5400 [ 1345.242519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.242582][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.242610][ T32] r4:00000001 [ 1345.242632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.242674][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.242718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.242757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.242789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.242824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.242862][ T32] r4:84bd4200 [ 1345.242890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.242926][ T32] INFO: task kworker/1:741:5461 blocked for more than 471 seconds. [ 1345.242965][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.242994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.243020][ T32] task:kworker/1:741 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.243074][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.243120][ T32] Call trace: [ 1345.243169][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.243233][ T32] r10:8291a684 r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:84449800 [ 1345.243259][ T32] r4:84449800 [ 1345.243281][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.243367][ T32] r5:84449800 r4:8291a680 [ 1345.243396][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.243453][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.243591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1345.243647][ T32] r4:00000000 [ 1345.243674][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.243719][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.243760][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.243872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555ab00 [ 1345.243927][ T32] r4:00000000 [ 1345.243954][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.244086][ T32] r9:83018205 r8:84449800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1345.244115][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.244167][ T32] r5:00001000 r4:eb695000 [ 1345.244214][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.244263][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.244315][ T32] r5:856a7b8c r4:856a7800 [ 1345.244338][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.244437][ T32] r7:ddde2d80 r6:83018200 r5:856a7b8c r4:8555e080 [ 1345.244490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.244552][ T32] r10:61c88647 r9:84449800 r8:8555e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.244579][ T32] r4:8555e080 [ 1345.244601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.244655][ T32] r10:00000000 r9:8555e080 r8:80287e08 r7:ebb01e60 r6:8542b780 r5:84449800 [ 1345.244695][ T32] r4:00000001 [ 1345.244722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.244765][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1345.244800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.244856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.244903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.244942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.244971][ T32] r4:8555a800 [ 1345.245243][ T32] INFO: task kworker/1:741:5461 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.245288][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.245377][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.245450][ T32] Call trace: [ 1345.245489][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.245548][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.245576][ T32] r4:00000000 [ 1345.245599][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.245646][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.245728][ T32] dd20: a00ce000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.245768][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.245846][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.245902][ T32] r5:800f0013 r4:80239bb0 [ 1345.245930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.245980][ T32] r4:82ac21e4 [ 1345.246005][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.246056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.246083][ T32] r4:e023ddc0 [ 1345.246106][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.246194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.246240][ T32] r4:00000000 [ 1345.246268][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.246354][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.246409][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.246475][ T32] r5:00001000 r4:dfcb9000 [ 1345.246499][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.246544][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.246592][ T32] r5:84ba578c r4:84ba5400 [ 1345.246615][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.246673][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.246697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.246753][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.246779][ T32] r4:84bd5400 [ 1345.246800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.246878][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.246910][ T32] r4:00000001 [ 1345.246934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.246977][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.247007][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.247040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.247071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.247179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.247211][ T32] r4:84bd4200 [ 1345.247236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.247269][ T32] INFO: task kworker/1:742:5463 blocked for more than 471 seconds. [ 1345.247303][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.247371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.247404][ T32] task:kworker/1:742 state:D stack:0 pid:5463 tgid:5463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.247468][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.247536][ T32] Call trace: [ 1345.247583][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.247644][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000113 r6:ebb0dd8c r5:8444b000 [ 1345.247696][ T32] r4:8444b000 [ 1345.247734][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.247789][ T32] r5:8444b000 r4:8291a680 [ 1345.247828][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.247881][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.247932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1345.247960][ T32] r4:00000000 [ 1345.247986][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.248028][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.248092][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.248145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555ac40 [ 1345.248169][ T32] r4:00000000 [ 1345.248196][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.248267][ T32] r9:83018205 r8:8444b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.248295][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.248344][ T32] r5:00001000 r4:eb6c7000 [ 1345.248383][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.248436][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.248486][ T32] r5:856a7f8c r4:856a7c00 [ 1345.248509][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.248564][ T32] r7:ddde2d80 r6:83018200 r5:856a7f8c r4:8555e100 [ 1345.248587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.248639][ T32] r10:61c88647 r9:8444b000 r8:8555e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.248691][ T32] r4:8555e100 [ 1345.248717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.248795][ T32] r10:00000000 r9:8555e100 r8:80287e08 r7:ebb01e60 r6:8542b800 r5:8444b000 [ 1345.248823][ T32] r4:00000001 [ 1345.248844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.248885][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1345.248915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.248948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.248978][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.249010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.249035][ T32] r4:8555a900 [ 1345.278670][ T32] INFO: task kworker/1:742:5463 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.278812][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.278926][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.279050][ T32] Call trace: [ 1345.279117][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.279188][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.279216][ T32] r4:00000000 [ 1345.279239][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.279922][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.279990][ T32] dd20: a041f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.280052][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.280085][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.280116][ T32] r5:800f0013 r4:80239bb0 [ 1345.280140][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.280200][ T32] r4:82ac21e4 [ 1345.280223][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.280289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.280319][ T32] r4:e023ddc0 [ 1345.280343][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.280395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.280432][ T32] r4:00000000 [ 1345.280458][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.280516][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.280540][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.280597][ T32] r5:00001000 r4:dfcb9000 [ 1345.280622][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.280668][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.280729][ T32] r5:84ba578c r4:84ba5400 [ 1345.280757][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.280814][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.280838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.280916][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.280972][ T32] r4:84bd5400 [ 1345.281009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.281093][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.281147][ T32] r4:00000001 [ 1345.281186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.281232][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.281274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.281311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.281343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.281378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.281403][ T32] r4:84bd4200 [ 1345.281457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.281535][ T32] INFO: task kworker/1:743:5465 blocked for more than 471 seconds. [ 1345.281581][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.281636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.281692][ T32] task:kworker/1:743 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.281756][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.281803][ T32] Call trace: [ 1345.281911][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.281984][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:8444a400 [ 1345.282012][ T32] r4:8444a400 [ 1345.282035][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.282085][ T32] r5:8444a400 r4:8291a680 [ 1345.282161][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.282238][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.282321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1345.282353][ T32] r4:00000000 [ 1345.282375][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.282431][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.282477][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.282527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555ad80 [ 1345.282552][ T32] r4:00000000 [ 1345.282574][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.282627][ T32] r9:83018205 r8:8444a400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1345.282681][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.282734][ T32] r5:00001000 r4:eb6ef000 [ 1345.282782][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.282831][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.282880][ T32] r5:8572038c r4:85720000 [ 1345.282906][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.282960][ T32] r7:ddde2d80 r6:83018200 r5:8572038c r4:8555e180 [ 1345.282983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.283038][ T32] r10:61c88647 r9:8444a400 r8:8555e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.283069][ T32] r4:8555e180 [ 1345.283094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.283147][ T32] r10:00000000 r9:8555e180 r8:80287e08 r7:ebb01e60 r6:8542b880 r5:8444a400 [ 1345.283198][ T32] r4:00000001 [ 1345.283225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.283288][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1345.283381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.283424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.283462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.283497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.283522][ T32] r4:8555aac0 [ 1345.283992][ T32] INFO: task kworker/1:743:5465 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.284053][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.284123][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.284173][ T32] Call trace: [ 1345.284214][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.284274][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.284300][ T32] r4:00000000 [ 1345.284322][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.284368][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.284410][ T32] dd20: a041f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.284476][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.284510][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.284537][ T32] r5:800f0013 r4:80239bb0 [ 1345.284559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.284609][ T32] r4:82ac21e4 [ 1345.284631][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.284681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.284706][ T32] r4:e023ddc0 [ 1345.284727][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.284775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.284799][ T32] r4:00000000 [ 1345.284820][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.284883][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.284910][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.284992][ T32] r5:00001000 r4:dfcb9000 [ 1345.285071][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.285130][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.285192][ T32] r5:84ba578c r4:84ba5400 [ 1345.285219][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.285276][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.285299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.285354][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.285394][ T32] r4:84bd5400 [ 1345.285469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.285573][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.285629][ T32] r4:00000001 [ 1345.285655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.285700][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.285730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.285761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.285790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.285848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.285901][ T32] r4:84bd4200 [ 1345.285927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.285959][ T32] INFO: task kworker/1:744:5468 blocked for more than 471 seconds. [ 1345.285992][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.286092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.286146][ T32] task:kworker/1:744 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.286260][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.286335][ T32] Call trace: [ 1345.286374][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.286462][ T32] r10:8291a684 r9:ebb21d84 r8:00000002 r7:60000113 r6:ebb21d8c r5:8444c800 [ 1345.286493][ T32] r4:8444c800 [ 1345.286515][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.286622][ T32] r5:8444c800 r4:8291a680 [ 1345.286656][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.286727][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.286781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb21e08 [ 1345.286809][ T32] r4:00000000 [ 1345.286829][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.286869][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.286908][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.286955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555afc0 [ 1345.286979][ T32] r4:00000000 [ 1345.287000][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.287052][ T32] r9:83018205 r8:8444c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1345.287075][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.287147][ T32] r5:00001000 r4:eb72f000 [ 1345.287176][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.287257][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.287340][ T32] r5:85720b8c r4:85720800 [ 1345.287376][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.287435][ T32] r7:ddde2d80 r6:83018200 r5:85720b8c r4:8555e200 [ 1345.287482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.287540][ T32] r10:61c88647 r9:8444c800 r8:8555e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.287565][ T32] r4:8555e200 [ 1345.287611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.287668][ T32] r10:00000000 r9:8555e200 r8:80287e08 r7:ebb01e60 r6:8542b900 r5:8444c800 [ 1345.287693][ T32] r4:00000001 [ 1345.287737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.287781][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) [ 1345.287812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.287916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.287955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.287991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.288015][ T32] r4:8555ac00 [ 1345.288289][ T32] INFO: task kworker/1:744:5468 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.288370][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.288472][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.288577][ T32] Call trace: [ 1345.288612][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.288719][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.288750][ T32] r4:00000000 [ 1345.288788][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.288837][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.288870][ T32] dd20: a041f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.288903][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.288932][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.288971][ T32] r5:800f0013 r4:80239bb0 [ 1345.289030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.289113][ T32] r4:82ac21e4 [ 1345.289139][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.289216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.289307][ T32] r4:e023ddc0 [ 1345.319847][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.319957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.320085][ T32] r4:00000000 [ 1345.320116][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.320181][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.320229][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.320291][ T32] r5:00001000 r4:dfcb9000 [ 1345.320316][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.320363][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.320415][ T32] r5:84ba578c r4:84ba5400 [ 1345.320466][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.320548][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.320577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.320639][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.320667][ T32] r4:84bd5400 [ 1345.320711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.320788][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.320818][ T32] r4:00000001 [ 1345.320840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.320909][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.320969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.321007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.321052][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.321138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.321168][ T32] r4:84bd4200 [ 1345.321195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.321231][ T32] INFO: task kworker/1:745:5470 blocked for more than 471 seconds. [ 1345.321293][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.321333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.321363][ T32] task:kworker/1:745 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.321435][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.321668][ T32] Call trace: [ 1345.321708][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.321769][ T32] r10:8291a684 r9:ebb29d84 r8:00000002 r7:60000013 r6:ebb29d8c r5:8444d400 [ 1345.321796][ T32] r4:8444d400 [ 1345.321818][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.321867][ T32] r5:8444d400 r4:8291a680 [ 1345.321889][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.321935][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.322067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1345.322107][ T32] r4:00000000 [ 1345.322129][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.322342][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.322389][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.322443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556be40 [ 1345.322517][ T32] r4:00000000 [ 1345.322544][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.322604][ T32] r9:83018205 r8:8444d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1345.322701][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.322757][ T32] r5:00001000 r4:ebb81000 [ 1345.322861][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.322958][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.323019][ T32] r5:85723b8c r4:85723800 [ 1345.323050][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.323104][ T32] r7:ddde2d80 r6:83018200 r5:85723b8c r4:8555e280 [ 1345.323132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.323187][ T32] r10:61c88647 r9:8444d400 r8:8555e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.323214][ T32] r4:8555e280 [ 1345.323234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.323285][ T32] r10:00000000 r9:8555e280 r8:80287e08 r7:ebb21e60 r6:8542b980 r5:8444d400 [ 1345.323310][ T32] r4:00000001 [ 1345.323353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.323398][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1345.323434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.323468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.323532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.323570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.323595][ T32] r4:85457f80 [ 1345.324026][ T32] INFO: task kworker/1:745:5470 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.324169][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.324345][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.324421][ T32] Call trace: [ 1345.324470][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.324556][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.324587][ T32] r4:00000000 [ 1345.324610][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.324703][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.324741][ T32] dd20: a0d0d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.324800][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.324839][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.324866][ T32] r5:800f0013 r4:80239bb0 [ 1345.324888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.324996][ T32] r4:82ac21e4 [ 1345.325023][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.325179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.325209][ T32] r4:e023ddc0 [ 1345.325536][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.325756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.325793][ T32] r4:00000000 [ 1345.325866][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.325925][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.325949][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.325997][ T32] r5:00001000 r4:dfcb9000 [ 1345.326019][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.326063][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.326166][ T32] r5:84ba578c r4:84ba5400 [ 1345.326210][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.326308][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.326333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.326411][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.326507][ T32] r4:84bd5400 [ 1345.326751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.326831][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.327100][ T32] r4:00000001 [ 1345.327217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.327371][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.327410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.327451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.327482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.327517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.327622][ T32] r4:84bd4200 [ 1345.327651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.327709][ T32] INFO: task kworker/1:746:5472 blocked for more than 471 seconds. [ 1345.327747][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.327776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.327853][ T32] task:kworker/1:746 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.327949][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.327996][ T32] Call trace: [ 1345.328047][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.328134][ T32] r10:8291a684 r9:ebb31d84 r8:00000002 r7:60000113 r6:ebb31d8c r5:8444ec00 [ 1345.328164][ T32] r4:8444ec00 [ 1345.328191][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.328266][ T32] r5:8444ec00 r4:8291a680 [ 1345.328292][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.328337][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.328410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1345.328457][ T32] r4:00000000 [ 1345.328493][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.328542][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.328606][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.328683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457fc0 [ 1345.328715][ T32] r4:00000000 [ 1345.328738][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.328791][ T32] r9:83018205 r8:8444ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1345.328817][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.329360][ T32] r5:00001000 r4:eb747000 [ 1345.351742][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.351840][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.351897][ T32] r5:85720f8c r4:85720c00 [ 1345.351921][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.351977][ T32] r7:ddde2d80 r6:83018200 r5:85720f8c r4:8555e300 [ 1345.352002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.352058][ T32] r10:61c88647 r9:8444ec00 r8:8555e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.352113][ T32] r4:8555e300 [ 1345.352140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.352233][ T32] r10:00000000 r9:8555e300 r8:80287e08 r7:ebb29e60 r6:8542ba00 r5:8444ec00 [ 1345.352262][ T32] r4:00000001 [ 1345.352284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.352327][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1345.352360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.352393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.352441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.352481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.352506][ T32] r4:8555af40 [ 1345.352940][ T32] INFO: task kworker/1:746:5472 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.352988][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.353093][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.353173][ T32] Call trace: [ 1345.353240][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.353302][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.353328][ T32] r4:00000000 [ 1345.353361][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.353411][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.353449][ T32] dd20: a111a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.353484][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.353526][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.353568][ T32] r5:800f0013 r4:80239bb0 [ 1345.353595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.353657][ T32] r4:82ac21e4 [ 1345.353684][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.353785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.353888][ T32] r4:e023ddc0 [ 1345.353989][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.354043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.354069][ T32] r4:00000000 [ 1345.354114][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.354173][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.354199][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.354247][ T32] r5:00001000 r4:dfcb9000 [ 1345.354294][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.354344][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.354404][ T32] r5:84ba578c r4:84ba5400 [ 1345.354458][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.354519][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.354640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.354710][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.354739][ T32] r4:84bd5400 [ 1345.354784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.354843][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.354871][ T32] r4:00000001 [ 1345.354892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.354932][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.354961][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.355017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.355051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.355086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.355137][ T32] r4:84bd4200 [ 1345.355166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.355201][ T32] INFO: task kworker/1:747:5473 blocked for more than 471 seconds. [ 1345.355265][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.355298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.355341][ T32] task:kworker/1:747 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.355473][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.355594][ T32] Call trace: [ 1345.355632][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.355715][ T32] r10:8291a684 r9:ebb35d84 r8:00000002 r7:60000113 r6:ebb35d8c r5:8444bc00 [ 1345.355745][ T32] r4:8444bc00 [ 1345.355769][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.355819][ T32] r5:8444bc00 r4:8291a680 [ 1345.355840][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.355883][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.355932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 [ 1345.355958][ T32] r4:00000000 [ 1345.355978][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.356017][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.356154][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.356222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556b040 [ 1345.356262][ T32] r4:00000000 [ 1345.356312][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.356392][ T32] r9:83018205 r8:8444bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.356431][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.356484][ T32] r5:00001000 r4:eb75d000 [ 1345.356531][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.356579][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.356648][ T32] r5:8572138c r4:85721000 [ 1345.356674][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.356738][ T32] r7:ddde2d80 r6:83018200 r5:8572138c r4:8555e380 [ 1345.356764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.356832][ T32] r10:61c88647 r9:8444bc00 r8:8555e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.356867][ T32] r4:8555e380 [ 1345.356900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.356956][ T32] r10:00000000 r9:8555e380 r8:80287e08 r7:ebb29e60 r6:8542ba80 r5:8444bc00 [ 1345.356992][ T32] r4:00000001 [ 1345.357016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.357080][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1345.357116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.357200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.357235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.357270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.357294][ T32] r4:8556b000 [ 1345.357579][ T32] INFO: task kworker/1:747:5473 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.357626][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.357730][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.357813][ T32] Call trace: [ 1345.357847][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.357905][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.357931][ T32] r4:00000000 [ 1345.357954][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.357998][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.358030][ T32] dd20: a111a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.358063][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.358091][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.358142][ T32] r5:800f0013 r4:80239bb0 [ 1345.358198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.358291][ T32] r4:82ac21e4 [ 1345.358325][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.358412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.358445][ T32] r4:e023ddc0 [ 1345.358467][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.358520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.358595][ T32] r4:00000000 [ 1345.358622][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.358677][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.358712][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.358765][ T32] r5:00001000 r4:dfcb9000 [ 1345.358837][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.358916][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.358969][ T32] r5:84ba578c r4:84ba5400 [ 1345.358991][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.359079][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.359108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.359192][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.359222][ T32] r4:84bd5400 [ 1345.359245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.359398][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.382356][ T32] r4:00000001 [ 1345.382434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.382512][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.382549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.382584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.382686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.382738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.382804][ T32] r4:84bd4200 [ 1345.382882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.382922][ T32] INFO: task kworker/1:748:5475 blocked for more than 471 seconds. [ 1345.382994][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.383058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.383090][ T32] task:kworker/1:748 state:D stack:0 pid:5475 tgid:5475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.383186][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.383338][ T32] Call trace: [ 1345.383411][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.383485][ T32] r10:8291a684 r9:ebb3dd84 r8:00000002 r7:60000013 r6:ebb3dd8c r5:8444e000 [ 1345.383531][ T32] r4:8444e000 [ 1345.383565][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.383617][ T32] r5:8444e000 r4:8291a680 [ 1345.383641][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.383732][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.383788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1345.383814][ T32] r4:00000000 [ 1345.383835][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.383874][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.383923][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.384034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556b2c0 [ 1345.384064][ T32] r4:00000000 [ 1345.384086][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.384167][ T32] r9:83018205 r8:8444e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.384212][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.384268][ T32] r5:00001000 r4:eb775000 [ 1345.384292][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.384337][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.384650][ T32] r10:61c88647 r9:8444e000 r8:8555e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.385034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.385964][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.386175][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1345.386489][ T32] r4:82ac21e4 [ 1345.386513][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.386595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.386625][ T32] r4:e023ddc0 [ 1345.386647][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.386697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.386722][ T32] r4:00000000 [ 1345.386768][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.386825][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.386852][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.386900][ T32] r5:00001000 r4:dfcb9000 [ 1345.387169][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.387256][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.387358][ T32] r5:84ba578c r4:84ba5400 [ 1345.387386][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.387479][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.387539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.387599][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.387654][ T32] r4:84bd5400 [ 1345.387752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.387811][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.387836][ T32] r4:00000001 [ 1345.387860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.387902][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.387932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.387986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.388020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.388055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.388079][ T32] r4:84bd4200 [ 1345.388101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.388130][ T32] INFO: task kworker/1:749:5477 blocked for more than 471 seconds. [ 1345.388161][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.388187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.388218][ T32] task:kworker/1:749 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.388271][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.388333][ T32] Call trace: [ 1345.388465][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.388539][ T32] r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:85653000 [ 1345.388569][ T32] r4:85653000 [ 1345.388591][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.388672][ T32] r5:85653000 r4:8291a680 [ 1345.388698][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.388861][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.388918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1345.388944][ T32] r4:00000000 [ 1345.388964][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.389005][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.389046][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.389110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556b380 [ 1345.389140][ T32] r4:00000000 [ 1345.389162][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.389215][ T32] r9:83018205 r8:85653000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1345.389239][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.402351][ T32] r5:00001000 r4:eb78b000 [ 1345.402415][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.402527][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.402588][ T32] r5:85721b8c r4:85721800 [ 1345.402625][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.402705][ T32] r7:ddde2d80 r6:83018200 r5:85721b8c r4:8555e480 [ 1345.402734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.402796][ T32] r10:61c88647 r9:85653000 r8:8555e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.402822][ T32] r4:8555e480 ** 2 printk messages dropped ** [ 1345.402949][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.403202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1345.403804][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.403871][ T32] Call trace: [ 1345.403912][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.403974][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.404006][ T32] r4:00000000 [ 1345.404056][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.404107][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.404140][ T32] dd20: a1574000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.404194][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.404229][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.404256][ T32] r5:800f0013 r4:80239bb0 [ 1345.404306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.404360][ T32] r4:82ac21e4 [ 1345.404384][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.404434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.404459][ T32] r4:e023ddc0 [ 1345.404480][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.404545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.404575][ T32] r4:00000000 [ 1345.404623][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.404708][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.404736][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.404786][ T32] r5:00001000 r4:dfcb9000 [ 1345.404808][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.404854][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.404986][ T32] r5:84ba578c r4:84ba5400 [ 1345.405013][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.405070][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.405120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.405179][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.405211][ T32] r4:84bd5400 [ 1345.405233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.405385][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.405414][ T32] r4:00000001 [ 1345.405437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.405478][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.405509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.405701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.405736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.405771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.406310][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.406531][ T32] r4:85668c00 ** 3 printk messages dropped ** [ 1345.406732][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.407075][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.407338][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.407393][ T32] r5:85721f8c r4:85721c00 [ 1345.407417][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.407611][ T32] r10:61c88647 r9:85668c00 r8:8555e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1345.407813][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.407943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.408032][ T32] r4:8556b280 ** 2 printk messages dropped ** [ 1345.408390][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.408556][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 4 printk messages dropped ** [ 1345.408753][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 3 printk messages dropped ** [ 1345.408881][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.408980][ T32] r4:e023ddc0 ** 2 printk messages dropped ** [ 1345.409225][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.441338][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.441444][ T32] r5:00001000 r4:dfcb9000 [ 1345.441475][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.441524][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.441573][ T32] r5:84ba578c r4:84ba5400 [ 1345.441643][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.441759][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.441790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.441872][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.441901][ T32] r4:84bd5400 [ 1345.441952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.442083][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.442113][ T32] r4:00000001 [ 1345.442136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.442350][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.442396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.442431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.442463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.442521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.442550][ T32] r4:84bd4200 [ 1345.442647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.442709][ T32] INFO: task kworker/1:751:5481 blocked for more than 471 seconds. [ 1345.442763][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.442823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.442937][ T32] task:kworker/1:751 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.443113][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.443196][ T32] Call trace: [ 1345.443233][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.443296][ T32] r10:8291a684 r9:ebb55d84 r8:00000002 r7:60000113 r6:ebb55d8c r5:85668000 [ 1345.443407][ T32] r4:85668000 [ 1345.443442][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.443535][ T32] r5:85668000 r4:8291a680 [ 1345.443563][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.443671][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.443779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1345.443855][ T32] r4:00000000 [ 1345.443938][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.443994][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.444042][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.444094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556b6c0 [ 1345.444121][ T32] r4:00000000 [ 1345.444143][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.444210][ T32] r9:83018205 r8:85668000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1345.444238][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.444289][ T32] r5:00001000 r4:eb7af000 [ 1345.444354][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.444451][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.444620][ T32] r5:8572238c r4:85722000 [ 1345.444686][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.444746][ T32] r7:ddde2d80 r6:83018200 r5:8572238c r4:8555e580 [ 1345.444774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.444958][ T32] r10:61c88647 r9:85668000 r8:8555e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.444990][ T32] r4:8555e580 [ 1345.445014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.445069][ T32] r10:00000000 r9:8555e580 r8:80287e08 r7:ebb29e60 r6:8542bc80 r5:85668000 [ 1345.445093][ T32] r4:00000001 [ 1345.445115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.445154][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1345.445189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.445222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.445286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.445348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.445377][ T32] r4:8556b440 [ 1345.445784][ T32] INFO: task kworker/1:751:5481 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.445828][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.446399][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1345.446763][ T32] r5:00001000 r4:dfcb9000 ** 7 printk messages dropped ** [ 1345.447154][ T32] r4:84bd5400 ** 3 printk messages dropped ** [ 1345.447380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1345.448329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.448944][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.469862][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.470136][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.470350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.470608][ T32] r10:00000000 r9:8555e600 r8:80287e08 r7:ebb29e60 r6:8542bd00 r5:85669800 ** 1 printk messages dropped ** [ 1345.470665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1345.470787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.470858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.470885][ T32] r4:8556b540 [ 1345.471315][ T32] INFO: task kworker/1:752:5483 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.471395][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.471521][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.471591][ T32] Call trace: [ 1345.471627][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.471711][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.471753][ T32] r4:00000000 [ 1345.471779][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.471852][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.471889][ T32] dd20: a2090000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.471924][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.471967][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.472003][ T32] r5:800f0013 r4:80239bb0 [ 1345.472028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.472080][ T32] r4:82ac21e4 [ 1345.472127][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.472197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.472227][ T32] r4:e023ddc0 [ 1345.472274][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.472355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.472384][ T32] r4:00000000 [ 1345.472407][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.472496][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.472525][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.472575][ T32] r5:00001000 r4:dfcb9000 [ 1345.472599][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.472644][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.472691][ T32] r5:84ba578c r4:84ba5400 [ 1345.472736][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.472796][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.472820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.472875][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.472902][ T32] r4:84bd5400 [ 1345.472924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.472978][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.473027][ T32] r4:00000001 [ 1345.473077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.473179][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.473238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.473299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.473333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.473370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.473421][ T32] r4:84bd4200 [ 1345.473471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.473517][ T32] INFO: task kworker/1:753:5485 blocked for more than 471 seconds. [ 1345.473555][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.473582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.473608][ T32] task:kworker/1:753 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.473660][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.473712][ T32] Call trace: [ 1345.473745][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.473895][ T32] r5:8566bc00 r4:8291a680 ** 2 printk messages dropped ** [ 1345.474029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 ** 2 printk messages dropped ** [ 1345.474115][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1345.474251][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.474461][ T32] r5:00001000 r4:eb967000 ** 1 printk messages dropped ** [ 1345.474548][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.474600][ T32] r5:85722b8c r4:85722800 [ 1345.474625][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.474678][ T32] r7:ddde2d80 r6:83018200 r5:85722b8c r4:8555e680 [ 1345.474733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.475012][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.475184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.475694][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.476009][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1345.476436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.476475][ T32] r4:e023ddc0 [ 1345.476499][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.476574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.476620][ T32] r4:00000000 [ 1345.476647][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.476702][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.476726][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.476773][ T32] r5:00001000 r4:dfcb9000 [ 1345.476822][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.476903][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.476955][ T32] r5:84ba578c r4:84ba5400 [ 1345.477002][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.477074][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.477102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.477182][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.477213][ T32] r4:84bd5400 [ 1345.477235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.477294][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.477325][ T32] r4:00000001 [ 1345.477347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.477387][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.477418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.477457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.477512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.477568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.477727][ T32] r4:84bd4200 [ 1345.477781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.477832][ T32] INFO: task kworker/1:754:5487 blocked for more than 471 seconds. [ 1345.477870][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.477923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.477953][ T32] task:kworker/1:754 state:D stack:0 pid:5487 tgid:5487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.478007][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.478067][ T32] Call trace: [ 1345.478103][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.478159][ T32] r10:8291a684 r9:ebb6dd84 r8:00000002 r7:60000013 r6:ebb6dd8c r5:8566b000 [ 1345.478190][ T32] r4:8566b000 [ 1345.478243][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.478295][ T32] r5:8566b000 r4:8291a680 [ 1345.478317][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.478434][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.478490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 [ 1345.478521][ T32] r4:00000000 [ 1345.478543][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.478609][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.478656][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.478717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556ba40 [ 1345.478747][ T32] r4:00000000 [ 1345.478770][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.478856][ T32] r9:83018205 r8:8566b000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1345.478908][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.478961][ T32] r5:00001000 r4:eb97f000 [ 1345.478983][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.479026][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.479072][ T32] r5:85722f8c r4:85722c00 [ 1345.479094][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.479170][ T32] r7:ddde2d80 r6:83018200 r5:85722f8c r4:8555e700 [ 1345.479206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.501270][ T32] r10:61c88647 r9:8566b000 r8:8555e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.501344][ T32] r4:8555e700 [ 1345.501372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.501453][ T32] r10:00000000 r9:8555e700 r8:80287e08 r7:ebb29e60 r6:8542be00 r5:8566b000 [ 1345.501479][ T32] r4:00000001 [ 1345.501500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.501544][ T32] Exception stack(0xebb6dfb0 to 0xebb6dff8) [ 1345.501629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.501704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.501738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.501772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.501798][ T32] r4:8556ba80 [ 1345.502238][ T32] INFO: task kworker/1:754:5487 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.502288][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.502382][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.502437][ T32] Call trace: [ 1345.502501][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.502575][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.502607][ T32] r4:00000000 [ 1345.502630][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.502676][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.502713][ T32] dd20: a2492000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 2 printk messages dropped ** [ 1345.502863][ T32] r5:800f0013 r4:80239bb0 ** 9 printk messages dropped ** [ 1345.503477][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.503520][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.503571][ T32] r5:00001000 r4:dfcb9000 [ 1345.503594][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.503663][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.503718][ T32] r5:84ba578c r4:84ba5400 [ 1345.503742][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.503796][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.503820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.503873][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.503906][ T32] r4:84bd5400 [ 1345.503934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.504029][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.504090][ T32] r4:00000001 [ 1345.504116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.504158][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.504219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.504256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.504318][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.504358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.504384][ T32] r4:84bd4200 [ 1345.504432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.504470][ T32] INFO: task kworker/1:755:5489 blocked for more than 471 seconds. [ 1345.504513][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.504542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.504569][ T32] task:kworker/1:755 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.504623][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.505162][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.505723][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.505811][ T32] r5:00001000 r4:eb997000 [ 1345.505850][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.505923][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.505977][ T32] r5:8572338c r4:85723000 [ 1345.506000][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.506076][ T32] r7:ddde2d80 r6:83018200 r5:8572338c r4:8555e780 [ 1345.506103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.506158][ T32] r10:61c88647 r9:8566d400 r8:8555e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.506189][ T32] r4:8555e780 [ 1345.506308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.506391][ T32] r10:00000000 r9:8555e780 r8:80287e08 r7:ebb29e60 r6:8542be80 r5:8566d400 [ 1345.506468][ T32] r4:00000001 [ 1345.506493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.506538][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1345.506593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.506644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.506682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.506740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.506769][ T32] r4:8556bb40 [ 1345.507031][ T32] INFO: task kworker/1:755:5489 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.507073][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.507168][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.507229][ T32] Call trace: [ 1345.507305][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.507405][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.507437][ T32] r4:00000000 [ 1345.507460][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.507505][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.507537][ T32] dd20: a2492000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.507584][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 3 printk messages dropped ** [ 1345.507833][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.508050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1345.508624][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 8 printk messages dropped ** [ 1345.508972][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.525402][ T32] task:kworker/1:756 state:D stack:0 pid:5491 tgid:5491 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.525844][ T32] r4:8566e000 ** 1 printk messages dropped ** [ 1345.525938][ T32] r5:8566e000 r4:8291a680 ** 1 printk messages dropped ** [ 1345.526012][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.526156][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.526473][ T32] r5:00001000 r4:eb9b7000 ** 1 printk messages dropped ** [ 1345.526590][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.526979][ T32] r4:8555e800 ** 4 printk messages dropped ** [ 1345.527185][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) ** 6 printk messages dropped ** [ 1345.527825][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.528637][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.528973][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.529278][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.529325][ T32] r5:84ba578c r4:84ba5400 [ 1345.529346][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.529399][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.529422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.529499][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.544110][ T32] r4:84bd5400 [ 1345.544156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.544247][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.544275][ T32] r4:00000001 [ 1345.544299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.544343][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.544377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.544411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.544441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.544474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.544498][ T32] r4:84bd4200 [ 1345.544524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.544595][ T32] INFO: task kworker/1:757:5493 blocked for more than 472 seconds. [ 1345.544651][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.544690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.544719][ T32] task:kworker/1:757 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.544796][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.544848][ T32] Call trace: [ 1345.544882][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.544941][ T32] r10:8291a684 r9:ebb91d84 r8:00000002 r7:60000013 r6:ebb91d8c r5:8566a400 [ 1345.544981][ T32] r4:8566a400 [ 1345.545008][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.545059][ T32] r5:8566a400 r4:8291a680 [ 1345.545093][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.545143][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.545199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 [ 1345.545235][ T32] r4:00000000 [ 1345.545263][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.545306][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.545367][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.545454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855811c0 [ 1345.545485][ T32] r4:00000000 [ 1345.545534][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.545593][ T32] r9:83018205 r8:8566a400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.545618][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.545667][ T32] r5:00001000 r4:eabe1000 [ 1345.545738][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.545788][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.545838][ T32] r5:85724b8c r4:85724800 [ 1345.545862][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.546223][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.546477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.547202][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.547492][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.547524][ T32] dd20: a2aae000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.547556][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.547584][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.547658][ T32] r5:800f0013 r4:80239bb0 [ 1345.547686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.547799][ T32] r4:82ac21e4 [ 1345.547825][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.547885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.547910][ T32] r4:e023ddc0 [ 1345.547935][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.547986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.548035][ T32] r4:00000000 [ 1345.548062][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.548115][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.548141][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.548218][ T32] r5:00001000 r4:dfcb9000 [ 1345.548244][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.548289][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.548337][ T32] r5:84ba578c r4:84ba5400 [ 1345.548369][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.548451][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.548479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.548539][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.548565][ T32] r4:84bd5400 [ 1345.548586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.548638][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.548674][ T32] r4:00000001 [ 1345.548700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.548742][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1345.548920][ T32] r4:84bd4200 ** 4 printk messages dropped ** [ 1345.549084][ T32] task:kworker/1:758 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.562380][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.562807][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.562958][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.563379][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) ** 6 printk messages dropped ** [ 1345.564033][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.564653][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.564823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1345.565497][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.566164][ T32] r4:84bd4200 ** 4 printk messages dropped ** [ 1345.566391][ T32] task:kworker/1:759 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.567300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1345.567390][ T32] r4:00000000 [ 1345.567418][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.567472][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.567515][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.567592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85458400 [ 1345.567620][ T32] r4:00000000 [ 1345.567644][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.567697][ T32] r9:83018205 r8:85798c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1345.567733][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.567785][ T32] r5:00001000 r4:ebbb1000 [ 1345.567818][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.567875][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.567924][ T32] r5:8572438c r4:85724000 [ 1345.567946][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.568005][ T32] r7:ddde2d80 r6:83018200 r5:8572438c r4:8555e980 [ 1345.568031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.568086][ T32] r10:61c88647 r9:85798c00 r8:8555e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.568135][ T32] r4:8555e980 [ 1345.568172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.568330][ T32] r10:00000000 r9:8555e980 r8:80287e08 r7:ebb91e60 r6:8575b080 r5:85798c00 [ 1345.568359][ T32] r4:00000001 [ 1345.568405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.568473][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 1345.568508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.568546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.568697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.568735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.568762][ T32] r4:8556be00 [ 1345.569029][ T32] INFO: task kworker/1:759:5497 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.569086][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.569210][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.569264][ T32] Call trace: [ 1345.590232][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.590396][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.590429][ T32] r4:00000000 [ 1345.590476][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.590584][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.590625][ T32] dd20: a2f86000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.590660][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.590690][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.590741][ T32] r5:800f0013 r4:80239bb0 [ 1345.590769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.590820][ T32] r4:82ac21e4 [ 1345.590842][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.590892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.590930][ T32] r4:e023ddc0 [ 1345.590957][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.591008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.591033][ T32] r4:00000000 [ 1345.591055][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.591110][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.591133][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.591192][ T32] r5:00001000 r4:dfcb9000 [ 1345.591243][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.591293][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.591500][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.591598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.591660][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.591686][ T32] r4:84bd5400 [ 1345.591708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.591762][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.591787][ T32] r4:00000001 [ 1345.591808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.591871][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.591923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.591958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.591988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.592020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.592045][ T32] r4:84bd4200 [ 1345.592071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.592106][ T32] INFO: task kworker/1:760:5500 blocked for more than 472 seconds. ** 2 printk messages dropped ** [ 1345.592209][ T32] task:kworker/1:760 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.592694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 ** 8 printk messages dropped ** [ 1345.592996][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.593133][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.593357][ T32] r10:61c88647 r9:8579a400 r8:8555ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.593900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1345.594743][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.594875][ T32] dd20: a2f86000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1345.595279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1345.595882][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.596439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1345.596857][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1345.597330][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.597522][ T32] r9:83018205 r8:8579b000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1345.597568][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.597687][ T32] r5:00001000 r4:eae3f000 [ 1345.597713][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.597782][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.597889][ T32] r5:85724f8c r4:85724c00 [ 1345.597935][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.597992][ T32] r7:ddde2d80 r6:83018200 r5:85724f8c r4:8555ea80 [ 1345.598016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.598069][ T32] r10:61c88647 r9:8579b000 r8:8555eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.598118][ T32] r4:8555ea80 [ 1345.598146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.598205][ T32] r10:00000000 r9:8555ea80 r8:80287e08 r7:ebb91e60 r6:8575b180 r5:8579b000 [ 1345.598230][ T32] r4:00000001 [ 1345.598251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.598291][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1345.598345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.598385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.598415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.598448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.598501][ T32] r4:85458540 [ 1345.598735][ T32] INFO: task kworker/1:761:5502 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.598802][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.598932][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.599009][ T32] Call trace: [ 1345.599077][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.599140][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.599182][ T32] r4:00000000 [ 1345.599310][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.623058][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.623122][ T32] dd20: a3392000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.623167][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.623212][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.623271][ T32] r5:800f0013 r4:80239bb0 [ 1345.623302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.623421][ T32] r4:82ac21e4 [ 1345.623497][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.623639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.623670][ T32] r4:e023ddc0 [ 1345.623693][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.623744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.623769][ T32] r4:00000000 [ 1345.623827][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.623887][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.623912][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.623986][ T32] r5:00001000 r4:dfcb9000 [ 1345.624045][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.624117][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.624222][ T32] r5:84ba578c r4:84ba5400 [ 1345.624251][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.624357][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.624389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.624493][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.624526][ T32] r4:84bd5400 [ 1345.624553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.624612][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.624638][ T32] r4:00000001 [ 1345.624659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.624730][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.624767][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.624941][ T32] r4:84bd4200 ** 4 printk messages dropped ** [ 1345.625215][ T32] task:kworker/1:762 state:D stack:0 pid:5506 tgid:5506 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.625903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 ** 7 printk messages dropped ** [ 1345.626269][ T32] r9:83018205 r8:8579bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 3 printk messages dropped ** [ 1345.626466][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.626802][ T32] r10:00000000 r9:8555eb00 r8:80287e08 r7:ebae5e60 r6:8575b200 r5:8579bc00 ** 9 printk messages dropped ** [ 1345.627727][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.627892][ T32] Call trace: [ 1345.627980][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.628048][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.628077][ T32] r4:00000000 [ 1345.628098][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.628144][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.628260][ T32] dd20: a3392000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.628324][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.628357][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.628385][ T32] r5:800f0013 r4:80239bb0 [ 1345.628409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.628458][ T32] r4:82ac21e4 [ 1345.628479][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.628534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.628560][ T32] r4:e023ddc0 [ 1345.628617][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.628696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.628742][ T32] r4:00000000 [ 1345.628816][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.628874][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.628917][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.628984][ T32] r5:00001000 r4:dfcb9000 [ 1345.629011][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.629079][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.629132][ T32] r5:84ba578c r4:84ba5400 [ 1345.629156][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.645608][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.645708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.645791][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.645832][ T32] r4:84bd5400 [ 1345.645855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.645911][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.645937][ T32] r4:00000001 [ 1345.645959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.646020][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.646059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.646116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.646157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.646203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.646232][ T32] r4:84bd4200 [ 1345.646283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.646340][ T32] INFO: task kworker/1:763:5508 blocked for more than 472 seconds. [ 1345.646383][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.646411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.646464][ T32] task:kworker/1:763 state:D stack:0 pid:5508 tgid:5508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.646582][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.646645][ T32] Call trace: [ 1345.646752][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.646846][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000013 r6:ebaa5d8c r5:8579c800 [ 1345.646882][ T32] r4:8579c800 [ 1345.646906][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1345.647144][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.647368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855814c0 ** 6 printk messages dropped ** [ 1345.647676][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.647747][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.648118][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) ** 6 printk messages dropped ** [ 1345.648812][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.663657][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.663786][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1345.664079][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.664644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.665234][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1345.665575][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.665956][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.666283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85581440 ** 6 printk messages dropped ** [ 1345.666636][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.666976][ T32] r4:8555ec00 ** 6 printk messages dropped ** [ 1345.667397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.667433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.667495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.667584][ T32] r4:85581440 [ 1345.668001][ T32] INFO: task kworker/1:764:5511 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.668055][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.668121][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.668170][ T32] Call trace: [ 1345.668211][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.668269][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.668295][ T32] r4:00000000 [ 1345.668315][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.668358][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.668390][ T32] dd20: a39d2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.668448][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.668483][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.668513][ T32] r5:800f0013 r4:80239bb0 [ 1345.668537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.668586][ T32] r4:82ac21e4 [ 1345.668607][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.668657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.668681][ T32] r4:e023ddc0 [ 1345.668702][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.668750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.668774][ T32] r4:00000000 [ 1345.668796][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.668871][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.668920][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.669019][ T32] r5:00001000 r4:dfcb9000 [ 1345.669049][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.669119][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.669173][ T32] r5:84ba578c r4:84ba5400 [ 1345.669230][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.686371][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.686439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.686543][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.686575][ T32] r4:84bd5400 [ 1345.686627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.686689][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.686717][ T32] r4:00000001 [ 1345.686739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.686782][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.686817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.686849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.686879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.686913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.686938][ T32] r4:84bd4200 [ 1345.686963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.687011][ T32] INFO: task kworker/1:765:5513 blocked for more than 472 seconds. [ 1345.687054][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.687100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.687130][ T32] task:kworker/1:765 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.687459][ T32] r4:8579e000 ** 4 printk messages dropped ** [ 1345.687670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab1e08 ** 7 printk messages dropped ** [ 1345.688055][ T32] r9:83018205 r8:8579e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 3 printk messages dropped ** [ 1345.688230][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.688464][ T32] r10:61c88647 r9:8579e000 r8:8555ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.688754][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.698082][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 5 printk messages dropped ** [ 1345.698352][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.698756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.698786][ T32] r4:00000000 [ 1345.698815][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.698899][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.698952][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.699006][ T32] r5:00001000 r4:dfcb9000 [ 1345.699029][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.699074][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.699123][ T32] r5:84ba578c r4:84ba5400 [ 1345.699172][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.712478][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.712673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.712820][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.712875][ T32] r4:84bd5400 [ 1345.712913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.712985][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.713015][ T32] r4:00000001 [ 1345.713062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.713113][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.713147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.713212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.713250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.713310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.713341][ T32] r4:84bd4200 [ 1345.713367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.713449][ T32] INFO: task kworker/1:766:5514 blocked for more than 472 seconds. [ 1345.713566][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.713599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.713653][ T32] task:kworker/1:766 state:D stack:0 pid:5514 tgid:5514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.713765][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.713844][ T32] Call trace: [ 1345.714004][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.714086][ T32] r10:8291a684 r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:8579ec00 [ 1345.714152][ T32] r4:8579ec00 [ 1345.714186][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.714264][ T32] r5:8579ec00 r4:8291a680 [ 1345.714292][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.714340][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.714415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 [ 1345.714445][ T32] r4:00000000 [ 1345.714468][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.714533][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.714581][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.714634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85581880 [ 1345.714690][ T32] r4:00000000 [ 1345.714717][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.714813][ T32] r9:83018205 r8:8579ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 2 printk messages dropped ** [ 1345.714959][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.715006][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.715514][ T32] r10:00000000 r9:8555ed00 r8:80287e08 r7:ebab1e60 r6:8575b400 r5:8579ec00 ** 10 printk messages dropped ** [ 1345.716387][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.716751][ T32] dd20: a419f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1345.717276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1345.717947][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.718321][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.718817][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.719181][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1345.726429][ T32] r9:83018205 r8:85799800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 3 printk messages dropped ** [ 1345.726589][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.726803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.726858][ T32] r10:61c88647 r9:85799800 r8:8555edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.726907][ T32] r4:8555ed80 [ 1345.726933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.726989][ T32] r10:00000000 r9:8555ed80 r8:80287e08 r7:ebab1e60 r6:8575b480 r5:85799800 [ 1345.727014][ T32] r4:00000001 [ 1345.727035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.727077][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1345.727130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.727163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.727222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.727261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.727287][ T32] r4:85581900 [ 1345.727685][ T32] INFO: task kworker/1:767:5518 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.727761][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.727864][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.727916][ T32] Call trace: [ 1345.727962][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.728049][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.728080][ T32] r4:00000000 [ 1345.728103][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.728207][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.728276][ T32] dd20: a419f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.728322][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.728353][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.728382][ T32] r5:800f0013 r4:80239bb0 [ 1345.728404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.728465][ T32] r4:82ac21e4 [ 1345.728492][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.728573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.728609][ T32] r4:e023ddc0 [ 1345.728632][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.728755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.728785][ T32] r4:00000000 [ 1345.728808][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.728863][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.728888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.728935][ T32] r5:00001000 r4:dfcb9000 [ 1345.728982][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.729031][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.729081][ T32] r5:84ba578c r4:84ba5400 [ 1345.729104][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.729183][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.729278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.742090][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.742140][ T32] r4:84bd5400 [ 1345.742167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.742249][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.742289][ T32] r4:00000001 [ 1345.742341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.742391][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.742426][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.742486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.742521][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.742579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.742635][ T32] r4:84bd4200 [ 1345.742664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.742752][ T32] INFO: task kworker/1:768:5519 blocked for more than 472 seconds. [ 1345.742798][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.742825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.742852][ T32] task:kworker/1:768 state:D stack:0 pid:5519 tgid:5519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.742913][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.742991][ T32] Call trace: [ 1345.743028][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.743088][ T32] r10:8291a684 r9:ebbc9d84 r8:00000002 r7:60000113 r6:ebbc9d8c r5:84ae0000 [ 1345.743180][ T32] r4:84ae0000 [ 1345.743209][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.743357][ T32] r5:84ae0000 r4:8291a680 [ 1345.743414][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.743468][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.743602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 [ 1345.743662][ T32] r4:00000000 [ 1345.743741][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1345.744096][ T32] r9:83018205 r8:84ae0000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 3 printk messages dropped ** [ 1345.744246][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.744370][ T32] r7:ddde2d80 r6:83018200 r5:85726f8c r4:8555ee00 ** 4 printk messages dropped ** [ 1345.744617][ T32] r10:00000000 r9:8555ee00 r8:80287e08 r7:ebbc5e60 r6:8575b500 r5:84ae0000 ** 5 printk messages dropped ** [ 1345.744912][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.745564][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.745878][ T32] dd20: a443d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1345.746323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 6 printk messages dropped ** [ 1345.746620][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.746672][ T32] r5:84ba578c r4:84ba5400 [ 1345.746695][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.746749][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.746776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.746856][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.746893][ T32] r4:84bd5400 [ 1345.746914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.746970][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.746995][ T32] r4:00000001 [ 1345.747054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.747118][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.747150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.747187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.747221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.747255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.747279][ T32] r4:84bd4200 [ 1345.747301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.747434][ T32] INFO: task kworker/1:769:5520 blocked for more than 472 seconds. [ 1345.747473][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.747499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.747549][ T32] task:kworker/1:769 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.747656][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.747715][ T32] Call trace: [ 1345.747790][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.747847][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000013 r6:ebaf5d8c r5:856f6000 [ 1345.747883][ T32] r4:856f6000 [ 1345.747908][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.747974][ T32] r5:856f6000 r4:8291a680 [ 1345.748000][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.748045][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.748095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1345.748119][ T32] r4:00000000 [ 1345.748145][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.748203][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.748247][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.748322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85581c00 [ 1345.748352][ T32] r4:00000000 [ 1345.748375][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.748450][ T32] r9:83018205 r8:856f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.748489][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.748543][ T32] r5:00001000 r4:eb609000 [ 1345.748565][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.748609][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.748656][ T32] r5:85726b8c r4:85726800 [ 1345.748677][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.748726][ T32] r7:ddde2d80 r6:83018200 r5:85726b8c r4:8555ee80 [ 1345.748759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.748870][ T32] r4:8555ee80 ** 4 printk messages dropped ** [ 1345.749124][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) ** 5 printk messages dropped ** [ 1345.770523][ T32] INFO: task kworker/1:769:5520 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 7 printk messages dropped ** [ 1345.771067][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.771101][ T32] dd20: a4897000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.771134][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.771188][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.771222][ T32] r5:800f0013 r4:80239bb0 [ 1345.771270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.771339][ T32] r4:82ac21e4 [ 1345.771364][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.771442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.771473][ T32] r4:e023ddc0 [ 1345.771496][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.771547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.771572][ T32] r4:00000000 [ 1345.771593][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.771673][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.771728][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.771783][ T32] r5:00001000 r4:dfcb9000 [ 1345.771806][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.771851][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.771900][ T32] r5:84ba578c r4:84ba5400 [ 1345.771922][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.771976][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.771999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.772077][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.772139][ T32] r4:84bd5400 [ 1345.772200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.772261][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.772288][ T32] r4:00000001 [ 1345.772465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.772513][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.772544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.772577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.772683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.772721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.772748][ T32] r4:84bd4200 [ 1345.772771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.772838][ T32] INFO: task kworker/1:770:5523 blocked for more than 472 seconds. [ 1345.772887][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.772938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.772969][ T32] task:kworker/1:770 state:D stack:0 pid:5523 tgid:5523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.773021][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.773064][ T32] Call trace: [ 1345.773131][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.773217][ T32] r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:856f5400 [ 1345.773248][ T32] r4:856f5400 [ 1345.773270][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.773319][ T32] r5:856f5400 r4:8291a680 [ 1345.773438][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.773492][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.773542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1345.773568][ T32] r4:00000000 [ 1345.773588][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1345.773715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85581ec0 ** 6 printk messages dropped ** [ 1345.774061][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.774112][ T32] r5:8572738c r4:85727000 ** 1 printk messages dropped ** [ 1345.774209][ T32] r7:ddde2d80 r6:83018200 r5:8572738c r4:8555ef80 ** 4 printk messages dropped ** [ 1345.774443][ T32] r10:00000000 r9:8555ef80 r8:80287e08 r7:ebbc9e60 r6:8575f000 r5:856f5400 ** 6 printk messages dropped ** [ 1345.774793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1345.775475][ T32] Call trace: [ 1345.775510][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.775568][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.775595][ T32] r4:00000000 [ 1345.775619][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.775675][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.775748][ T32] dd20: a4897000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.775805][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.775841][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.775893][ T32] r5:800f0013 r4:80239bb0 [ 1345.775960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.776027][ T32] r4:82ac21e4 [ 1345.776076][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.776135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.776162][ T32] r4:e023ddc0 [ 1345.776192][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.776258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.776295][ T32] r4:00000000 [ 1345.776344][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.776408][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.776433][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.776521][ T32] r5:00001000 r4:dfcb9000 [ 1345.776572][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.776644][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.776699][ T32] r5:84ba578c r4:84ba5400 [ 1345.776776][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.776864][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.776890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.776947][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.777022][ T32] r4:84bd5400 [ 1345.777048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1345.777328][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.777708][ T32] task:kworker/1:771 state:D stack:0 pid:5525 tgid:5525 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.778040][ T32] r4:856f6c00 ** 3 printk messages dropped ** [ 1345.778206][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1345.778559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a15ec0 ** 6 printk messages dropped ** [ 1345.778878][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.778952][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.779127][ T32] r10:61c88647 r9:856f6c00 r8:8575f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1345.801652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.801890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1345.802665][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.802847][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.802947][ T32] dd20: a4c14000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 4 printk messages dropped ** [ 1345.803170][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1345.803254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 3 printk messages dropped ** [ 1345.803482][ T32] r4:00000000 [ 1345.803538][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.803650][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.803683][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.803736][ T32] r5:00001000 r4:dfcb9000 [ 1345.803759][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.803846][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.803901][ T32] r5:84ba578c r4:84ba5400 [ 1345.803925][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.804105][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.804134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.804200][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.804228][ T32] r4:84bd5400 [ 1345.804249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.804305][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.804330][ T32] r4:00000001 [ 1345.804357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.804402][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.804462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.804509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.804543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.804577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.804691][ T32] r4:84bd4200 [ 1345.804718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.804755][ T32] INFO: task kworker/1:772:5527 blocked for more than 472 seconds. [ 1345.804794][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.804837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.804876][ T32] task:kworker/1:772 state:D stack:0 pid:5527 tgid:5527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.804988][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.805049][ T32] Call trace: [ 1345.805125][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.805207][ T32] r10:8291a684 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:856f4800 [ 1345.805238][ T32] r4:856f4800 [ 1345.805262][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.805312][ T32] r5:856f4800 r4:8291a680 [ 1345.805358][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.805596][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.805652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1345.805689][ T32] r4:00000000 [ 1345.805725][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.805768][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.805809][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.805859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765040 [ 1345.805885][ T32] r4:00000000 [ 1345.805919][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.805975][ T32] r9:83018205 r8:856f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1345.806023][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.806076][ T32] r5:00001000 r4:eb7d1000 [ 1345.806099][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.806142][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.806196][ T32] r5:85727b8c r4:85727800 [ 1345.806218][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.806268][ T32] r7:ddde2d80 r6:83018200 r5:85727b8c r4:8575f180 [ 1345.806293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.806346][ T32] r10:61c88647 r9:856f4800 r8:8575f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.806371][ T32] r4:8575f180 [ 1345.806391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.806456][ T32] r10:00000000 r9:8575f180 r8:80287e08 r7:ebbd1e60 r6:8575f200 r5:856f4800 [ 1345.806487][ T32] r4:00000001 [ 1345.806509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.806550][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1345.806579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.806635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.806671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.806717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.806745][ T32] r4:85581f40 [ 1345.807014][ T32] INFO: task kworker/1:772:5527 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.807099][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.807203][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.807281][ T32] Call trace: [ 1345.807316][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.807415][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.807451][ T32] r4:00000000 [ 1345.807504][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.807568][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.807630][ T32] dd20: a4c14000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.807706][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.807738][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.807767][ T32] r5:800f0013 r4:80239bb0 [ 1345.807792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.807946][ T32] r4:82ac21e4 [ 1345.808022][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.808106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.808173][ T32] r4:e023ddc0 [ 1345.808236][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.808304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.808357][ T32] r4:00000000 [ 1345.808384][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.808468][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.808524][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.808584][ T32] r5:00001000 r4:dfcb9000 [ 1345.808606][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.808652][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.808748][ T32] r5:84ba578c r4:84ba5400 [ 1345.808846][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.808930][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.808958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.809041][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.809071][ T32] r4:84bd5400 [ 1345.809105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.809170][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.809209][ T32] r4:00000001 [ 1345.809232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.809337][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.832240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.832313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.832361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.832404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.832463][ T32] r4:84bd4200 [ 1345.832506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.832570][ T32] INFO: task kworker/1:773:5528 blocked for more than 472 seconds. [ 1345.832614][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.832642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.832670][ T32] task:kworker/1:773 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.832734][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.832796][ T32] Call trace: [ 1345.832862][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.832954][ T32] r10:8291a684 r9:ebbb9d84 r8:00000002 r7:60000113 r6:ebbb9d8c r5:856f3c00 [ 1345.832996][ T32] r4:856f3c00 [ 1345.833024][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.833075][ T32] r5:856f3c00 r4:8291a680 [ 1345.833098][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.833143][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.833223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 [ 1345.833253][ T32] r4:00000000 [ 1345.833274][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.833315][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.833382][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.833484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765300 [ 1345.833538][ T32] r4:00000000 [ 1345.833588][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.833660][ T32] r9:83018205 r8:856f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1345.833723][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.833784][ T32] r5:00001000 r4:eb80b000 [ 1345.833810][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.833854][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.833926][ T32] r5:85727f8c r4:85727c00 [ 1345.833954][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.834012][ T32] r7:ddde2d80 r6:83018200 r5:85727f8c r4:8575f280 [ 1345.834036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.834115][ T32] r10:61c88647 r9:856f3c00 r8:8575f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.834144][ T32] r4:8575f280 [ 1345.834167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.834258][ T32] r10:00000000 r9:8575f280 r8:80287e08 r7:ebbd5e60 r6:8575f300 r5:856f3c00 [ 1345.834298][ T32] r4:00000001 [ 1345.834351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.834405][ T32] Exception stack(0xebbb9fb0 to 0xebbb9ff8) [ 1345.834436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.834471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.834500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.834534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.834558][ T32] r4:85765000 [ 1345.834967][ T32] INFO: task kworker/1:773:5528 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.835010][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.835129][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.835234][ T32] Call trace: [ 1345.835378][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.835450][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.835490][ T32] r4:00000000 [ 1345.835517][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.835565][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.835621][ T32] dd20: a4f61000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.835683][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.835749][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.835781][ T32] r5:800f0013 r4:80239bb0 [ 1345.835807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.835857][ T32] r4:82ac21e4 [ 1345.835880][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.835930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.835981][ T32] r4:e023ddc0 [ 1345.836007][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.836058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.836083][ T32] r4:00000000 [ 1345.836129][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.836239][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.836269][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.836320][ T32] r5:00001000 r4:dfcb9000 [ 1345.836346][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.836392][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.836476][ T32] r5:84ba578c r4:84ba5400 [ 1345.836503][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.836584][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.836613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.836668][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.836693][ T32] r4:84bd5400 [ 1345.836714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.836815][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.836850][ T32] r4:00000001 [ 1345.836873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.836916][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.836958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.836994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.837025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.837058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.837084][ T32] r4:84bd4200 [ 1345.837106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.837147][ T32] INFO: task kworker/1:774:5532 blocked for more than 472 seconds. [ 1345.837189][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.837216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.837243][ T32] task:kworker/1:774 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.837294][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.837366][ T32] Call trace: [ 1345.837399][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.837480][ T32] r10:8291a684 r9:ebbd9d84 r8:00000002 r7:60000113 r6:ebbd9d8c r5:856f2400 [ 1345.837511][ T32] r4:856f2400 [ 1345.837533][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.837702][ T32] r5:856f2400 r4:8291a680 [ 1345.837750][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.837801][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.837878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 [ 1345.837932][ T32] r4:00000000 [ 1345.837981][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.838044][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.838088][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.838149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765440 [ 1345.838207][ T32] r4:00000000 [ 1345.838235][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.838289][ T32] r9:83018205 r8:856f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1345.838313][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.838361][ T32] r5:00001000 r4:eb83d000 [ 1345.838382][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.838580][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.838635][ T32] r5:8572c38c r4:8572c000 [ 1345.838681][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.838763][ T32] r7:ddde2d80 r6:83018200 r5:8572c38c r4:8575f380 [ 1345.838802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.838956][ T32] r10:61c88647 r9:856f2400 r8:8575f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.838987][ T32] r4:8575f380 [ 1345.839008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.839061][ T32] r10:00000000 r9:8575f380 r8:80287e08 r7:ebbb9e60 r6:8575f400 r5:856f2400 [ 1345.839085][ T32] r4:00000001 [ 1345.839106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.839145][ T32] Exception stack(0xebbd9fb0 to 0xebbd9ff8) [ 1345.839174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.839233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.839455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.854322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.854403][ T32] r4:85765180 [ 1345.854824][ T32] INFO: task kworker/1:774:5532 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.854871][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.855435][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.855631][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1345.855944][ T32] r4:e023ddc0 ** 2 printk messages dropped ** [ 1345.856140][ T32] r4:00000000 [ 1345.856163][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.856229][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.856285][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.856366][ T32] r5:00001000 r4:dfcb9000 [ 1345.856395][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.856466][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.856551][ T32] r5:84ba578c r4:84ba5400 [ 1345.856577][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.856646][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.856706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.856791][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.856822][ T32] r4:84bd5400 [ 1345.856844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.856900][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.856926][ T32] r4:00000001 [ 1345.856949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.856989][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.857019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.857052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.857081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.857138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.857167][ T32] r4:84bd4200 [ 1345.857220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.857281][ T32] INFO: task kworker/1:775:5533 blocked for more than 472 seconds. [ 1345.857372][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.857403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.857433][ T32] task:kworker/1:775 state:D stack:0 pid:5533 tgid:5533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.857514][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.857585][ T32] Call trace: [ 1345.857647][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.857708][ T32] r10:8291a684 r9:ebbe1d84 r8:00000002 r7:60000113 r6:ebbe1d8c r5:8565e000 [ 1345.857733][ T32] r4:8565e000 [ 1345.857755][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.857817][ T32] r5:8565e000 r4:8291a680 [ 1345.857869][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.857918][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.857992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 [ 1345.858021][ T32] r4:00000000 [ 1345.858044][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.858084][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.858135][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.858194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765780 [ 1345.858220][ T32] r4:00000000 [ 1345.858242][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.858295][ T32] r9:83018205 r8:8565e000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1345.858341][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.858400][ T32] r5:00001000 r4:eb871000 [ 1345.858422][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.858465][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.858516][ T32] r5:8572cb8c r4:8572c800 [ 1345.858540][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.858592][ T32] r7:ddde2d80 r6:83018200 r5:8572cb8c r4:8575f480 [ 1345.858615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.858667][ T32] r10:61c88647 r9:8565e000 r8:8575f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.858692][ T32] r4:8575f480 [ 1345.858736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.858818][ T32] r10:00000000 r9:8575f480 r8:80287e08 r7:ebbd9e60 r6:8575f500 r5:8565e000 [ 1345.858851][ T32] r4:00000001 [ 1345.858873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.858914][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1345.858967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.859006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.859043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.859077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.859103][ T32] r4:857652c0 [ 1345.879006][ T32] INFO: task kworker/1:775:5533 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.879308][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.880211][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.880350][ T32] Call trace: [ 1345.880456][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.880599][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.880664][ T32] r4:00000000 [ 1345.880718][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.880817][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.880890][ T32] dd20: a55e4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.880964][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.881032][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.881095][ T32] r5:800f0013 r4:80239bb0 [ 1345.881146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.881257][ T32] r4:82ac21e4 [ 1345.881309][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.881415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.881530][ T32] r4:e023ddc0 [ 1345.881601][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.881717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.881774][ T32] r4:00000000 [ 1345.881841][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.881965][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.882047][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.882180][ T32] r5:00001000 r4:dfcb9000 [ 1345.882270][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.882371][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.882475][ T32] r5:84ba578c r4:84ba5400 [ 1345.882528][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.882642][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.882693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.882808][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.882890][ T32] r4:84bd5400 [ 1345.882950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.883077][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.883149][ T32] r4:00000001 [ 1345.883210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.883301][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.883393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.883468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.883534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.883694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.883760][ T32] r4:84bd4200 [ 1345.883817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.883923][ T32] INFO: task kworker/1:776:5534 blocked for more than 472 seconds. [ 1345.884011][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.884072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.884146][ T32] task:kworker/1:776 state:D stack:0 pid:5534 tgid:5534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.884300][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.884399][ T32] Call trace: [ 1345.884505][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.884626][ T32] r10:8291a684 r9:ebbe5d84 r8:00000002 r7:60000113 r6:ebbe5d8c r5:856f8000 [ 1345.884684][ T32] r4:856f8000 [ 1345.884736][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.884867][ T32] r5:856f8000 r4:8291a680 [ 1345.884975][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.885081][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.885199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1345.885278][ T32] r4:00000000 [ 1345.885329][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.885421][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.885510][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.885622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765640 [ 1345.885683][ T32] r4:00000000 [ 1345.885736][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.885850][ T32] r9:83018205 r8:856f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.885910][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.886031][ T32] r5:00001000 r4:eb857000 [ 1345.886092][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.886187][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.886400][ T32] r5:8572c78c r4:8572c400 [ 1345.886487][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.886616][ T32] r7:ddde2d80 r6:83018200 r5:8572c78c r4:8575f580 [ 1345.886667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.886783][ T32] r10:61c88647 r9:856f8000 r8:8575f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.886860][ T32] r4:8575f580 [ 1345.886925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.887038][ T32] r10:00000000 r9:8575f580 r8:80287e08 r7:ebbe1e60 r6:8575f600 r5:856f8000 [ 1345.887118][ T32] r4:00000001 [ 1345.887169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.887265][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1345.887356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.887458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.887533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.887601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.887654][ T32] r4:857652c0 [ 1345.888375][ T32] INFO: task kworker/1:776:5534 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.888479][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.888671][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.888803][ T32] Call trace: [ 1345.888886][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1345.889260][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 1 printk messages dropped ** [ 1345.910889][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1345.911254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1345.911732][ T32] r5:84ba578c r4:84ba5400 ** 3 printk messages dropped ** [ 1345.911934][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.912195][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 2 printk messages dropped ** [ 1345.912301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.912496][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1345.912644][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.912878][ T32] r4:856f8c00 ** 2 printk messages dropped ** [ 1345.912997][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.913174][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.913330][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.913734][ T32] r5:00001000 r4:eb89b000 ** 1 printk messages dropped ** [ 1345.913801][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.913923][ T32] r7:ddde2d80 r6:83018200 r5:8572cf8c r4:8575f680 ** 1 printk messages dropped ** [ 1345.914008][ T32] r10:61c88647 r9:856f8c00 r8:8575f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1345.914156][ T32] r4:00000001 [ 1345.914215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.914315][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1345.914392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.914473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.914581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.914663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.914756][ T32] r4:85765600 [ 1345.915529][ T32] INFO: task kworker/1:777:5537 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.915649][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.915842][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.915946][ T32] Call trace: [ 1345.916025][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.916144][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.916214][ T32] r4:00000000 [ 1345.916282][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.916382][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.916453][ T32] dd20: a577c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.916525][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.916604][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.916677][ T32] r5:800f0013 r4:80239bb0 [ 1345.916731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.916833][ T32] r4:82ac21e4 [ 1345.916884][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.917006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.917076][ T32] r4:e023ddc0 [ 1345.917127][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.917244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.917320][ T32] r4:00000000 [ 1345.917376][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.917494][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.917550][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.917656][ T32] r5:00001000 r4:dfcb9000 [ 1345.917709][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.917795][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.917896][ T32] r5:84ba578c r4:84ba5400 [ 1345.917949][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.918058][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.918111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.918234][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.918296][ T32] r4:84bd5400 [ 1345.918346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.918464][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.918526][ T32] r4:00000001 [ 1345.918578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.918668][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.918748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.918827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.918897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.918974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.919032][ T32] r4:84bd4200 [ 1345.919085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.919187][ T32] INFO: task kworker/1:778:5539 blocked for more than 472 seconds. [ 1345.919337][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.944250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.944329][ T32] task:kworker/1:778 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.944430][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.944531][ T32] Call trace: [ 1345.944569][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.944685][ T32] r10:8291a684 r9:ebbedd84 r8:00000002 r7:60000113 r6:ebbedd8c r5:856f9800 [ 1345.944741][ T32] r4:856f9800 [ 1345.944770][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.944823][ T32] r5:856f9800 r4:8291a680 [ 1345.944845][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.944895][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.944965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 [ 1345.944994][ T32] r4:00000000 [ 1345.945015][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.945111][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.945165][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.945226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765a80 [ 1345.945252][ T32] r4:00000000 [ 1345.945274][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.945333][ T32] r9:83018205 r8:856f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1345.945382][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.945441][ T32] r5:00001000 r4:eb8b3000 [ 1345.945466][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.945512][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.945600][ T32] r5:8572d38c r4:8572d000 [ 1345.945652][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.945711][ T32] r7:ddde2d80 r6:83018200 r5:8572d38c r4:8575f780 [ 1345.945735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.945789][ T32] r10:61c88647 r9:856f9800 r8:8575f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.945814][ T32] r4:8575f780 [ 1345.945859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.945931][ T32] r10:00000000 r9:8575f780 r8:80287e08 r7:ebbe9e60 r6:8575f800 r5:856f9800 [ 1345.945960][ T32] r4:00000001 [ 1345.945982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.946037][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1345.946074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.946131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.946165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.946231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.946296][ T32] r4:85765600 [ 1345.946881][ T32] INFO: task kworker/1:778:5539 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.947009][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.947212][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.947379][ T32] Call trace: [ 1345.947469][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.947607][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.947686][ T32] r4:00000000 [ 1345.947740][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.947847][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.947922][ T32] dd20: a59f5000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.948000][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.948066][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.948187][ T32] r5:800f0013 r4:80239bb0 [ 1345.948250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.948355][ T32] r4:82ac21e4 [ 1345.948436][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.948565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.948651][ T32] r4:e023ddc0 [ 1345.948712][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.948768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.948793][ T32] r4:00000000 [ 1345.948816][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.948884][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.948924][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.949027][ T32] r5:00001000 r4:dfcb9000 [ 1345.949054][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.949104][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.949153][ T32] r5:84ba578c r4:84ba5400 [ 1345.949182][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.949240][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.949316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.966307][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.966360][ T32] r4:84bd5400 [ 1345.966428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.966512][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.966551][ T32] r4:00000001 [ 1345.966578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.966625][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.966660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.966692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.966723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.966758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.966784][ T32] r4:84bd4200 [ 1345.966809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.966857][ T32] INFO: task kworker/1:779:5543 blocked for more than 472 seconds. [ 1345.966900][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.966927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.966955][ T32] task:kworker/1:779 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.967047][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.967127][ T32] Call trace: [ 1345.967166][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.967238][ T32] r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000013 r6:ebc01d8c r5:84ae0c00 [ 1345.967289][ T32] r4:84ae0c00 [ 1345.967317][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.967393][ T32] r5:84ae0c00 r4:8291a680 [ 1345.967418][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.967463][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.967513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1345.967538][ T32] r4:00000000 [ 1345.967559][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.967624][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.967730][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.967845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765bc0 [ 1345.967910][ T32] r4:00000000 [ 1345.967987][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.968135][ T32] r9:83018205 r8:84ae0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1345.968168][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.968281][ T32] r5:00001000 r4:eb8d1000 [ 1345.968372][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.968483][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.968596][ T32] r5:8572d78c r4:8572d400 [ 1345.968655][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.968776][ T32] r7:ddde2d80 r6:83018200 r5:8572d78c r4:8575f880 [ 1345.968856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.968991][ T32] r10:61c88647 r9:84ae0c00 r8:8575f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.969069][ T32] r4:8575f880 [ 1345.969140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.969351][ T32] r10:00000000 r9:8575f880 r8:80287e08 r7:ebbede60 r6:8575b580 r5:84ae0c00 [ 1345.979820][ T32] r4:00000001 [ 1345.979866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.979936][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1345.979972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.980005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.980563][ T32] INFO: task kworker/1:779:5543 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 5 printk messages dropped ** [ 1345.980998][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.981103][ T32] dd20: a5d57000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 4 printk messages dropped ** [ 1345.981479][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1345.981570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1345.982016][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1345.982234][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1345.982485][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1345.982843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1345.983123][ T32] task:kworker/1:780 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.983462][ T32] r4:84ae2400 ** 2 printk messages dropped ** [ 1345.983563][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.983609][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.983665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1345.983692][ T32] r4:00000000 [ 1345.983727][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.983772][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.983812][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.983860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765d00 [ 1345.983896][ T32] r4:00000000 [ 1345.983922][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.983976][ T32] r9:83018205 r8:84ae2400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1345.984001][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.984061][ T32] r5:00001000 r4:eba33000 [ 1345.984105][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.984160][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.984224][ T32] r5:8572db8c r4:8572d800 [ 1345.984256][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.984332][ T32] r7:ddde2d80 r6:83018200 r5:8572db8c r4:8575f900 [ 1345.984360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.984465][ T32] r10:61c88647 r9:84ae2400 r8:8575f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.984497][ T32] r4:8575f900 [ 1345.984518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.984596][ T32] r10:00000000 r9:8575f900 r8:80287e08 r7:ebc01e60 r6:8575b600 r5:84ae2400 [ 1345.984627][ T32] r4:00000001 [ 1345.984653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.984721][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1345.984780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.984817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.984849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.984893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.984922][ T32] r4:85765a40 [ 1345.985257][ T32] INFO: task kworker/1:780:5544 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1345.985308][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.985469][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.985655][ T32] Call trace: [ 1345.985694][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.985754][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1345.985780][ T32] r4:00000000 [ 1345.985801][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.985845][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1345.985877][ T32] dd20: a5d57000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1345.985909][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1345.985937][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.985963][ T32] r5:800f0013 r4:80239bb0 [ 1345.985985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.986038][ T32] r4:82ac21e4 [ 1345.986060][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.986122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1345.986152][ T32] r4:e023ddc0 [ 1345.986188][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.986248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1345.986273][ T32] r4:00000000 [ 1345.986294][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.986346][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.986386][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.986478][ T32] r5:00001000 r4:dfcb9000 [ 1345.986504][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.986549][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.986597][ T32] r5:84ba578c r4:84ba5400 [ 1345.986619][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.986697][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1345.986725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.986781][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.986830][ T32] r4:84bd5400 [ 1345.986855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.986910][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1345.986959][ T32] r4:00000001 [ 1345.986984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.987028][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1345.987097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.987136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.987166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.987206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.987232][ T32] r4:84bd4200 [ 1345.987260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.987317][ T32] INFO: task kworker/1:781:5545 blocked for more than 472 seconds. [ 1345.987373][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1345.987424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.987455][ T32] task:kworker/1:781 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.987510][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.987554][ T32] Call trace: [ 1345.987588][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1345.987667][ T32] r10:8291a684 r9:ebc09d84 r8:00000002 r7:60000013 r6:ebc09d8c r5:84ae1800 [ 1345.987696][ T32] r4:84ae1800 [ 1345.987742][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1345.987819][ T32] r5:84ae1800 r4:8291a680 [ 1345.987846][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.987910][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.987989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1345.988017][ T32] r4:00000000 [ 1345.988038][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1345.988077][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.988140][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1345.988225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765f80 [ 1345.988256][ T32] r4:00000000 [ 1345.988279][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.988331][ T32] r9:83018205 r8:84ae1800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1345.988354][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.988431][ T32] r5:00001000 r4:eba8f000 [ 1345.988457][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1345.988502][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.988579][ T32] r5:8572e38c r4:8572e000 [ 1345.988654][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.988733][ T32] r7:ddde2d80 r6:83018200 r5:8572e38c r4:8575f980 [ 1345.988759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.988815][ T32] r10:61c88647 r9:84ae1800 r8:8575f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.988865][ T32] r4:8575f980 [ 1345.988914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.988997][ T32] r10:00000000 r9:8575f980 r8:80287e08 r7:ebc05e60 r6:8575b680 r5:84ae1800 [ 1345.989027][ T32] r4:00000001 [ 1345.989062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.989107][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1345.989148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.989190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.989221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.989254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.989348][ T32] r4:85765a40 [ 1346.011242][ T32] INFO: task kworker/1:781:5545 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.011357][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.011886][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 1 printk messages dropped ** [ 1346.012012][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.012045][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.012097][ T32] r5:800f0013 r4:80239bb0 [ 1346.012221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.012278][ T32] r4:82ac21e4 [ 1346.012302][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.012379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.012408][ T32] r4:e023ddc0 [ 1346.012450][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.012529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.012562][ T32] r4:00000000 [ 1346.012586][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.012671][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.012700][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.012751][ T32] r5:00001000 r4:dfcb9000 [ 1346.012797][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.012894][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.012950][ T32] r5:84ba578c r4:84ba5400 [ 1346.012998][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.013213][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.013243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.013317][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.013359][ T32] r4:84bd5400 [ 1346.013413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.013472][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.013498][ T32] r4:00000001 [ 1346.013521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.013563][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.013593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.013626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.013656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.013704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.013734][ T32] r4:84bd4200 [ 1346.013758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.013804][ T32] INFO: task kworker/1:782:5548 blocked for more than 472 seconds. [ 1346.013849][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.013879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.013905][ T32] task:kworker/1:782 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.013987][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.014057][ T32] Call trace: [ 1346.014185][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.014254][ T32] r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000013 r6:ebc15d8c r5:84ae3c00 [ 1346.014281][ T32] r4:84ae3c00 [ 1346.014303][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.014358][ T32] r5:84ae3c00 r4:8291a680 [ 1346.014410][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.014546][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.014604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 ** 2 printk messages dropped ** [ 1346.014693][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.015173][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.015258][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.015585][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.015777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.016380][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.016786][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1346.016999][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.017255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1346.017604][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1346.017994][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1346.018478][ T32] r4:84bd4200 ** 1 printk messages dropped ** [ 1346.018557][ T32] INFO: task kworker/1:783:5550 blocked for more than 472 seconds. [ 1346.018620][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.018652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.018677][ T32] task:kworker/1:783 state:D stack:0 pid:5550 tgid:5550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.018749][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.018795][ T32] Call trace: [ 1346.018848][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.018917][ T32] r10:8291a684 r9:ebbfdd84 r8:00000002 r7:60000113 r6:ebbfdd8c r5:856fb000 [ 1346.018948][ T32] r4:856fb000 [ 1346.018970][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.019038][ T32] r5:856fb000 r4:8291a680 [ 1346.019063][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.019109][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.019159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbfde08 [ 1346.019192][ T32] r4:00000000 [ 1346.019246][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.043737][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.043916][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.044054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855810c0 [ 1346.044132][ T32] r4:00000000 [ 1346.044189][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.044311][ T32] r9:83018205 r8:856fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1346.044368][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.044513][ T32] r5:00001000 r4:eba9d000 [ 1346.044591][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.044702][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.044829][ T32] r5:8572e78c r4:8572e400 [ 1346.044891][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.045015][ T32] r7:ddde2d80 r6:83018200 r5:8572e78c r4:8575fa80 [ 1346.045071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.045191][ T32] r10:61c88647 r9:856fb000 r8:8575faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.045271][ T32] r4:8575fa80 [ 1346.045341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.045472][ T32] r10:00000000 r9:8575fa80 r8:80287e08 r7:ebc09e60 r6:8575fb00 r5:856fb000 [ 1346.045534][ T32] r4:00000001 [ 1346.045588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.045684][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) [ 1346.045763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.045836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.045936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.046036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.046116][ T32] r4:85765e00 [ 1346.046889][ T32] INFO: task kworker/1:783:5550 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 2 printk messages dropped ** [ 1346.047376][ T32] Call trace: ** 1 printk messages dropped ** [ 1346.047657][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 5 printk messages dropped ** [ 1346.048089][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1346.048494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1346.077227][ T32] r5:84ba578c r4:84ba5400 ** 7 printk messages dropped ** [ 1346.077982][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.078394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.079150][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.080711][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.081419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b880 ** 6 printk messages dropped ** [ 1346.082089][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.082645][ T32] r10:61c88647 r9:856fbc00 r8:8575fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1346.083187][ T32] Exception stack(0xebc11fb0 to 0xebc11ff8) ** 5 printk messages dropped ** [ 1346.084355][ T32] INFO: task kworker/1:784:5551 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 7 printk messages dropped ** [ 1346.085303][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 2 printk messages dropped ** [ 1346.085565][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.085646][ T32] r5:800f0013 r4:80239bb0 [ 1346.085721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.085832][ T32] r4:82ac21e4 [ 1346.085891][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.086001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.086063][ T32] r4:e023ddc0 [ 1346.086116][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.086249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.086332][ T32] r4:00000000 [ 1346.086392][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.086540][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.086602][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.086710][ T32] r5:00001000 r4:dfcb9000 [ 1346.086784][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.086885][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.087014][ T32] r5:84ba578c r4:84ba5400 [ 1346.087073][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.087219][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.087278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.087421][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.087490][ T32] r4:84bd5400 [ 1346.087560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.087689][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.087750][ T32] r4:00000001 [ 1346.087822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.087922][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.087994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.088085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.088163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.088242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.088300][ T32] r4:84bd4200 [ 1346.088373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.088457][ T32] INFO: task kworker/1:785:5552 blocked for more than 472 seconds. [ 1346.088543][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.088606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.088668][ T32] task:kworker/1:785 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.088784][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.088885][ T32] Call trace: [ 1346.088967][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.089084][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000013 r6:ebbddd8c r5:856fc800 [ 1346.089165][ T32] r4:856fc800 [ 1346.089224][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.117363][ T32] r5:856fc800 r4:8291a680 [ 1346.117469][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.117645][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.117767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 [ 1346.117828][ T32] r4:00000000 [ 1346.117882][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.117982][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.118101][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.118220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b480 [ 1346.118281][ T32] r4:00000000 [ 1346.118353][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.118501][ T32] r9:83018205 r8:856fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1346.118581][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.118722][ T32] r5:00001000 r4:ebac3000 [ 1346.118800][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.118932][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.119058][ T32] r5:8572eb8c r4:8572e800 [ 1346.119116][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.119246][ T32] r7:ddde2d80 r6:83018200 r5:8572eb8c r4:8575fc80 [ 1346.126907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.127219][ T32] r10:61c88647 r9:856fc800 r8:8575fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.127290][ T32] r4:8575fc80 [ 1346.127392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.127564][ T32] r10:00000000 r9:8575fc80 r8:80287e08 r7:ebc11e60 r6:8575fd00 r5:856fc800 [ 1346.127645][ T32] r4:00000001 [ 1346.127702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.127804][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1346.127884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.127967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.128046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.128129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.128193][ T32] r4:85458540 [ 1346.129014][ T32] INFO: task kworker/1:785:5552 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.129151][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.144450][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.144603][ T32] Call trace: [ 1346.144692][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.144835][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.144902][ T32] r4:00000000 [ 1346.144958][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.145082][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.145165][ T32] dd20: a6cdb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.145272][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.145353][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.145443][ T32] r5:800f0013 r4:80239bb0 [ 1346.145507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.145634][ T32] r4:82ac21e4 [ 1346.145700][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.145815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.145879][ T32] r4:e023ddc0 [ 1346.145930][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.146042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.146100][ T32] r4:00000000 [ 1346.146190][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.146330][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.146392][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.146511][ T32] r5:00001000 r4:dfcb9000 [ 1346.146570][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.146673][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.146788][ T32] r5:84ba578c r4:84ba5400 [ 1346.146849][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.146970][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.147065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.147219][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.147289][ T32] r4:84bd5400 [ 1346.147393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.147542][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.147605][ T32] r4:00000001 [ 1346.147662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.147784][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.147866][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.147945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.148021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.148116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.148187][ T32] r4:84bd4200 [ 1346.148258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.148374][ T32] INFO: task kworker/0:423:5554 blocked for more than 472 seconds. [ 1346.148486][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.148553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.148620][ T32] task:kworker/0:423 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.148773][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.148919][ T32] Call trace: [ 1346.149000][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.149126][ T32] r10:8291a684 r9:ebc1dd84 r8:00000002 r7:60000113 r6:ebc1dd8c r5:856fe000 [ 1346.149205][ T32] r4:856fe000 [ 1346.160000][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.160181][ T32] r5:856fe000 r4:8291a680 [ 1346.160258][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.160383][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.160531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1346.160610][ T32] r4:00000000 [ 1346.160664][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.160774][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.160880][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.161021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85781140 [ 1346.161120][ T32] r4:00000000 [ 1346.161183][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.161310][ T32] r9:83018005 r8:856fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1346.161372][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.161520][ T32] r5:00001000 r4:eb9b9000 [ 1346.161584][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.161688][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.161797][ T32] r5:856d4f8c r4:856d4c00 [ 1346.161850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.161972][ T32] r7:dddced80 r6:83018000 r5:856d4f8c r4:8575b780 [ 1346.162061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.162199][ T32] r10:61c88647 r9:856fe000 r8:8575b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.162265][ T32] r4:8575b780 [ 1346.162320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.162452][ T32] r10:00000000 r9:8575b780 r8:80287e08 r7:eba59e60 r6:8575fd80 r5:856fe000 [ 1346.162518][ T32] r4:00000001 [ 1346.162579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.162679][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) [ 1346.162759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.162838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.162910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.162989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.163049][ T32] r4:8575cb00 [ 1346.163842][ T32] INFO: task kworker/0:423:5554 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.163954][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.164248][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.164397][ T32] Call trace: [ 1346.164508][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.164657][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.164727][ T32] r4:00000000 [ 1346.164795][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1346.165074][ T32] dd20: a6cdb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 6 printk messages dropped ** [ 1346.165661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 6 printk messages dropped ** [ 1346.166273][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.167040][ T32] r4:84bd5400 [ 1346.167109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.167246][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.167313][ T32] r4:00000001 [ 1346.167387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.167486][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.167568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.167661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.167734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.167829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.167890][ T32] r4:84bd4200 [ 1346.167942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.168013][ T32] INFO: task kworker/0:424:5555 blocked for more than 472 seconds. [ 1346.168093][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.168152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.168214][ T32] task:kworker/0:424 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.168358][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.168487][ T32] Call trace: [ 1346.168577][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.168720][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:856fa400 [ 1346.168799][ T32] r4:856fa400 [ 1346.168869][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.168981][ T32] r5:856fa400 r4:8291a680 [ 1346.169048][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.169163][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.196706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1346.196908][ T32] r4:00000000 [ 1346.196971][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.197133][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.197264][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.197426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575c040 [ 1346.197506][ T32] r4:00000000 [ 1346.197563][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.197682][ T32] r9:83018005 r8:856fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1346.197742][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.197855][ T32] r5:00001000 r4:ebc49000 [ 1346.197911][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.198052][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.198188][ T32] r5:856d478c r4:856d4400 [ 1346.198250][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.198372][ T32] r7:dddced80 r6:83018000 r5:856d478c r4:8575b800 [ 1346.198438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.198565][ T32] r10:61c88647 r9:856fa400 r8:8575b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.198624][ T32] r4:8575b800 [ 1346.198696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.198832][ T32] r10:00000000 r9:8575b800 r8:80287e08 r7:ebc1de60 r6:8575fe00 r5:856fa400 [ 1346.198894][ T32] r4:00000001 [ 1346.198982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.199091][ T32] Exception stack(0xebc21fb0 to 0xebc21ff8) [ 1346.199188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.214232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.214439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.214532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.214598][ T32] r4:8575cb00 [ 1346.215425][ T32] INFO: task kworker/0:424:5555 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.215555][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.215722][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.215857][ T32] Call trace: [ 1346.215943][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.216078][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.216142][ T32] r4:00000000 [ 1346.216244][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.216370][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.216454][ T32] dd20: a7198000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.216551][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.216650][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.216724][ T32] r5:800f0013 r4:80239bb0 [ 1346.216780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1346.217119][ T32] r4:e023ddc0 ** 1 printk messages dropped ** [ 1346.217285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 6 printk messages dropped ** [ 1346.217855][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1346.218568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.219052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.230661][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.231130][ T32] r4:85700000 ** 3 printk messages dropped ** [ 1346.231515][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.232060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b680 ** 6 printk messages dropped ** [ 1346.232767][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.232896][ T32] r5:8572ef8c r4:8572ec00 ** 2 printk messages dropped ** [ 1346.233161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.233633][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.233983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.235055][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.235786][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 1 printk messages dropped ** [ 1346.235939][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 5 printk messages dropped ** [ 1346.236407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.236475][ T32] r4:e023ddc0 [ 1346.236550][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.236668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.236727][ T32] r4:00000000 [ 1346.236779][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.236895][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.236953][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.237056][ T32] r5:00001000 r4:dfcb9000 [ 1346.237108][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.237211][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.237371][ T32] r5:84ba578c r4:84ba5400 [ 1346.237453][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.237572][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.237632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.237752][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.237810][ T32] r4:84bd5400 [ 1346.237880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.238009][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.238073][ T32] r4:00000001 [ 1346.238126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.238238][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.238310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.238386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.238478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.238563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.238631][ T32] r4:84bd4200 [ 1346.238687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.238756][ T32] INFO: task kworker/1:787:5559 blocked for more than 472 seconds. [ 1346.238856][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.238937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.239018][ T32] task:kworker/1:787 state:D stack:0 pid:5559 tgid:5559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.239142][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.239282][ T32] Call trace: [ 1346.263384][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.263490][ T32] r10:8291a684 r9:ebc39d84 r8:00000002 r7:60000013 r6:ebc39d8c r5:85701800 [ 1346.263520][ T32] r4:85701800 [ 1346.263545][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.263596][ T32] r5:85701800 r4:8291a680 [ 1346.263633][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.263684][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.263735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1346.263761][ T32] r4:00000000 [ 1346.263782][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.263845][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.263894][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.263967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577bc40 [ 1346.263996][ T32] r4:00000000 [ 1346.264020][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.264076][ T32] r9:83018205 r8:85701800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1346.264125][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.264182][ T32] r5:00001000 r4:dfaff000 [ 1346.264230][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.264279][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.264329][ T32] r5:8572fb8c r4:8572f800 [ 1346.264354][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.264410][ T32] r7:ddde2d80 r6:83018200 r5:8572fb8c r4:8575ff80 [ 1346.264441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.264497][ T32] r10:61c88647 r9:85701800 r8:8575ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.264522][ T32] r4:8575ff80 [ 1346.264543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.264596][ T32] r10:00000000 r9:8575ff80 r8:80287e08 r7:ebc11e60 r6:85775000 r5:85701800 [ 1346.264621][ T32] r4:00000001 [ 1346.264661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.264710][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1346.264769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.264817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.264854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.264913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.264943][ T32] r4:8577b500 [ 1346.265371][ T32] INFO: task kworker/1:787:5559 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.265416][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.265500][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.265824][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1346.266027][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.266235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1346.267066][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1346.267386][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.267806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.268388][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.269028][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.290100][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.290400][ T32] r9:83018205 r8:85703000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 3 printk messages dropped ** [ 1346.290576][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.290628][ T32] r5:8572f78c r4:8572f400 [ 1346.290736][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.290951][ T32] r10:61c88647 r9:85703000 r8:857750ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.291176][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1346.291273][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) ** 3 printk messages dropped ** [ 1346.291443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1346.291941][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.292018][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.292100][ T32] Call trace: [ 1346.292138][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.292303][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.292376][ T32] r4:00000000 [ 1346.292403][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.292457][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.292490][ T32] dd20: a7796000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.292523][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.292551][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.292600][ T32] r5:800f0013 r4:80239bb0 [ 1346.292628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.292725][ T32] r4:82ac21e4 [ 1346.292752][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.292836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.292866][ T32] r4:e023ddc0 [ 1346.292887][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.292937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.292961][ T32] r4:00000000 [ 1346.292983][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.293052][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.293107][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.293184][ T32] r5:00001000 r4:dfcb9000 [ 1346.293210][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.293255][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.293302][ T32] r5:84ba578c r4:84ba5400 [ 1346.293324][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.293378][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.293401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.293460][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.293509][ T32] r4:84bd5400 [ 1346.293536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.293591][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.293617][ T32] r4:00000001 [ 1346.293638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.293677][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.293708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.293753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.293817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.294066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.294097][ T32] r4:84bd4200 [ 1346.294121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.294155][ T32] INFO: task kworker/1:789:5563 blocked for more than 472 seconds. [ 1346.294194][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.294316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.294370][ T32] task:kworker/1:789 state:D stack:0 pid:5563 tgid:5563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.294431][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.294478][ T32] Call trace: [ 1346.294530][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.294590][ T32] r10:8291a684 r9:ebbf1d84 r8:00000002 r7:60000113 r6:ebbf1d8c r5:84ae3000 [ 1346.294616][ T32] r4:84ae3000 [ 1346.294639][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.294687][ T32] r5:84ae3000 r4:8291a680 [ 1346.294711][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.294777][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.294832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf1e08 [ 1346.294881][ T32] r4:00000000 [ 1346.294906][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.294947][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.294994][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.295046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577bac0 [ 1346.295192][ T32] r4:00000000 [ 1346.295220][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.295276][ T32] r9:83018205 r8:84ae3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1346.295342][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.295417][ T32] r5:00001000 r4:e063d000 [ 1346.295453][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.295500][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.295557][ T32] r5:8572ff8c r4:8572fc00 [ 1346.295605][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.295672][ T32] r7:ddde2d80 r6:83018200 r5:8572ff8c r4:85775180 [ 1346.295696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.295751][ T32] r10:61c88647 r9:84ae3000 r8:857751ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.295781][ T32] r4:85775180 [ 1346.295804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.295868][ T32] r10:00000000 r9:85775180 r8:80287e08 r7:ebc39e60 r6:8575b880 r5:84ae3000 [ 1346.295910][ T32] r4:00000001 [ 1346.295952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.295996][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1346.296027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.296058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.296089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.296126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.296153][ T32] r4:8577b780 [ 1346.296437][ T32] INFO: task kworker/1:789:5563 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.296481][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.296543][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.296643][ T32] Call trace: [ 1346.296719][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.296806][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.296837][ T32] r4:00000000 [ 1346.296859][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.296905][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.296971][ T32] dd20: a7796000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.297019][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.297053][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.297080][ T32] r5:800f0013 r4:80239bb0 [ 1346.297103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.297150][ T32] r4:82ac21e4 [ 1346.297172][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.297247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.297302][ T32] r4:e023ddc0 [ 1346.297327][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.297379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.297469][ T32] r4:00000000 [ 1346.297497][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.297553][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.297583][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.297646][ T32] r5:00001000 r4:dfcb9000 [ 1346.297672][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.297717][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.297784][ T32] r5:84ba578c r4:84ba5400 [ 1346.297811][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.297867][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.297889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.297943][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.297968][ T32] r4:84bd5400 [ 1346.297989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.298055][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.298084][ T32] r4:00000001 [ 1346.298106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.298172][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.298206][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.298343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1346.298669][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1346.298919][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.299204][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1346.330671][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.331036][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.331106][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.331275][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.331989][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) ** 6 printk messages dropped ** [ 1346.333197][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.334081][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.334302][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.334555][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.335178][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1346.335500][ T32] INFO: task kworker/1:791:5569 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.336164][ T32] r5:84ae4800 r4:8291a680 ** 3 printk messages dropped ** [ 1346.336341][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.336555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b8c0 ** 6 printk messages dropped ** [ 1346.336799][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.336848][ T32] r5:85734f8c r4:85734c00 [ 1346.336871][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.336934][ T32] r7:ddde2d80 r6:83018200 r5:85734f8c r4:85775280 [ 1346.336986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.337044][ T32] r10:61c88647 r9:84ae4800 r8:857752ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.337070][ T32] r4:85775280 [ 1346.337090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.337142][ T32] r10:00000000 r9:85775280 r8:80287e08 r7:ebb19e60 r6:8575b980 r5:84ae4800 [ 1346.337167][ T32] r4:00000001 [ 1346.337188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.337230][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1346.337260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.337293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.337323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.337372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.337415][ T32] r4:8577bd40 [ 1346.337702][ T32] INFO: task kworker/1:791:5569 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.337746][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.337851][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.337911][ T32] Call trace: [ 1346.338011][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.338075][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.338105][ T32] r4:00000000 [ 1346.338127][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.338184][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.338220][ T32] dd20: a7b6f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.338253][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.338306][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.338337][ T32] r5:800f0013 r4:80239bb0 [ 1346.338385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.338449][ T32] r4:82ac21e4 [ 1346.338499][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.338559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.338585][ T32] r4:e023ddc0 [ 1346.338631][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.338780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.338809][ T32] r4:00000000 [ 1346.338834][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.338890][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.338915][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.339007][ T32] r5:00001000 r4:dfcb9000 [ 1346.339037][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.339085][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.339143][ T32] r5:84ba578c r4:84ba5400 [ 1346.339169][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.339223][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.339318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.364755][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.364864][ T32] r4:84bd5400 [ 1346.364920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.365083][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.365182][ T32] r4:00000001 [ 1346.365262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.365315][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.365353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.365388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.365418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.365461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.365487][ T32] r4:84bd4200 [ 1346.365512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.365553][ T32] INFO: task kworker/1:792:5570 blocked for more than 472 seconds. [ 1346.365592][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.365621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.365722][ T32] task:kworker/1:792 state:D stack:0 pid:5570 tgid:5570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.365792][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.365856][ T32] Call trace: [ 1346.365922][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.365984][ T32] r10:8291a684 r9:ebb79d84 r8:00000002 r7:60000113 r6:ebb79d8c r5:8566c800 [ 1346.366057][ T32] r4:8566c800 [ 1346.366084][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.366136][ T32] r5:8566c800 r4:8291a680 [ 1346.366158][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.366202][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.366274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1346.366329][ T32] r4:00000000 [ 1346.366354][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.366395][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.366448][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.366500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577bfc0 ** 2 printk messages dropped ** [ 1346.366655][ T32] r9:83018205 r8:8566c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 3 printk messages dropped ** [ 1346.366803][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.367418][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.367652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.368621][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 8 printk messages dropped ** [ 1346.369084][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.369340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1346.382476][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.382810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.383230][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.383619][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.384128][ T32] r5:00001000 r4:eaf45000 ** 1 printk messages dropped ** [ 1346.384263][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.384672][ T32] r10:61c88647 r9:84ae6c00 r8:857753ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.384699][ T32] r4:85775380 [ 1346.384733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.384791][ T32] r10:00000000 r9:85775380 r8:80287e08 r7:ebb69e60 r6:8575ba80 r5:84ae6c00 [ 1346.384840][ T32] r4:00000001 [ 1346.384868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.384911][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1346.384942][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.384976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.385005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.385052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.385082][ T32] r4:8575c080 [ 1346.385766][ T32] INFO: task kworker/1:793:5573 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.385917][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.386061][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.386158][ T32] Call trace: [ 1346.386268][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.386391][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.386460][ T32] r4:00000000 [ 1346.386511][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.386606][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.386679][ T32] dd20: a8104000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.386759][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.386825][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.386885][ T32] r5:800f0013 r4:80239bb0 [ 1346.386941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.387037][ T32] r4:82ac21e4 [ 1346.387105][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.387223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.387298][ T32] r4:e023ddc0 [ 1346.387372][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.387517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.387582][ T32] r4:00000000 [ 1346.387633][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.387740][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.387796][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.387916][ T32] r5:00001000 r4:dfcb9000 [ 1346.388000][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.388130][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.388246][ T32] r5:84ba578c r4:84ba5400 [ 1346.388368][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.388505][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.388580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.388716][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.388779][ T32] r4:84bd5400 ** 1 printk messages dropped ** [ 1346.388985][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 13 printk messages dropped ** [ 1346.420691][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.421327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 ** 9 printk messages dropped ** [ 1346.421894][ T32] r5:00001000 r4:eb4cd000 ** 1 printk messages dropped ** [ 1346.421999][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.422049][ T32] r5:85735b8c r4:85735800 ** 2 printk messages dropped ** [ 1346.422149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.422422][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) ** 6 printk messages dropped ** [ 1346.423099][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.423789][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.424178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1346.424640][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1346.424827][ T32] r4:84bd5400 ** 3 printk messages dropped ** [ 1346.425008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.425339][ T32] INFO: task kworker/1:795:5576 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.425682][ T32] r4:84b71800 ** 4 printk messages dropped ** [ 1346.425963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 ** 8 printk messages dropped ** [ 1346.426315][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.426487][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.426846][ T32] r4:85775480 ** 4 printk messages dropped ** [ 1346.427063][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1346.427115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.427164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.427199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.427232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.427274][ T32] r4:8577a080 [ 1346.427669][ T32] INFO: task kworker/1:795:5576 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.427774][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.427941][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.428061][ T32] Call trace: [ 1346.428160][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.428312][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.428405][ T32] r4:00000000 [ 1346.428582][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.428745][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.428849][ T32] dd20: a86f4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.428956][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.429052][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.429139][ T32] r5:800f0013 r4:80239bb0 [ 1346.429213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.440038][ T32] r4:82ac21e4 [ 1346.440111][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.440275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.440345][ T32] r4:e023ddc0 [ 1346.440401][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.440526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.440587][ T32] r4:00000000 [ 1346.440657][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.440801][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.440880][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.441010][ T32] r5:00001000 r4:dfcb9000 [ 1346.441064][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.441163][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.441274][ T32] r5:84ba578c r4:84ba5400 [ 1346.441336][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.441466][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.441524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.441660][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.441725][ T32] r4:84bd5400 [ 1346.441778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.441897][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.441956][ T32] r4:00000001 [ 1346.442010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.442126][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.442210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.442304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.442392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.442477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.442539][ T32] r4:84bd4200 [ 1346.442617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.442697][ T32] INFO: task kworker/1:796:5578 blocked for more than 472 seconds. [ 1346.442780][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.442842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.442907][ T32] task:kworker/1:796 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.443032][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.443140][ T32] Call trace: [ 1346.443238][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.443419][ T32] r10:8291a684 r9:ebc71d84 r8:00000002 r7:60000113 r6:ebc71d8c r5:84b70000 [ 1346.443501][ T32] r4:84b70000 [ 1346.443555][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.443718][ T32] r5:84b70000 r4:8291a680 [ 1346.443784][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.443884][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.443995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 [ 1346.444056][ T32] r4:00000000 [ 1346.444111][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.444205][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.444296][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.444432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577a2c0 [ 1346.444497][ T32] r4:00000000 [ 1346.444547][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.444663][ T32] r9:83018205 r8:84b70000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1346.444724][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.444849][ T32] r5:00001000 r4:eb3f1000 [ 1346.444915][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.445016][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.445121][ T32] r5:8573578c r4:85735400 [ 1346.445210][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.445332][ T32] r7:ddde2d80 r6:83018200 r5:8573578c r4:85775500 [ 1346.445387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.445533][ T32] r10:61c88647 r9:84b70000 r8:8577552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.445600][ T32] r4:85775500 [ 1346.445652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.445771][ T32] r10:00000000 r9:85775500 r8:80287e08 r7:ebc65e60 r6:8575bc00 r5:84b70000 [ 1346.445830][ T32] r4:00000001 [ 1346.445881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.445973][ T32] Exception stack(0xebc71fb0 to 0xebc71ff8) [ 1346.446062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.446164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.446244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.446325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.446404][ T32] r4:8577a200 [ 1346.447439][ T32] INFO: task kworker/1:796:5578 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.447513][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.447655][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.447719][ T32] Call trace: [ 1346.447786][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.447898][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.447959][ T32] r4:00000000 [ 1346.447989][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.448076][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.448123][ T32] dd20: a86f4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.448168][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.448210][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.448271][ T32] r5:800f0013 r4:80239bb0 [ 1346.448303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.448365][ T32] r4:82ac21e4 [ 1346.448419][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.448496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.448541][ T32] r4:e023ddc0 [ 1346.448569][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.448623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.448649][ T32] r4:00000000 [ 1346.448712][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.448788][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.448845][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.448912][ T32] r5:00001000 r4:dfcb9000 [ 1346.448935][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.448979][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.449027][ T32] r5:84ba578c r4:84ba5400 [ 1346.449085][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.449144][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 1 printk messages dropped ** [ 1346.449249][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1346.484446][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.484477][ T32] r4:00000001 [ 1346.484513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.484564][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.484599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.484767][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.484831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.484871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.484925][ T32] r4:84bd4200 [ 1346.484956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.484993][ T32] INFO: task kworker/1:797:5581 blocked for more than 472 seconds. [ 1346.485031][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.485080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.485163][ T32] task:kworker/1:797 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.485257][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.485378][ T32] Call trace: [ 1346.485494][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.485571][ T32] r10:8291a684 r9:ebc75d84 r8:00000002 r7:60000013 r6:ebc75d8c r5:84b73000 [ 1346.485608][ T32] r4:84b73000 [ 1346.485654][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.485734][ T32] r5:84b73000 r4:8291a680 [ 1346.485761][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.485808][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.485883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1346.485912][ T32] r4:00000000 [ 1346.485957][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.486002][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.486047][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.486103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577a700 [ 1346.486130][ T32] r4:00000000 [ 1346.486152][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.486208][ T32] r9:83018205 r8:84b73000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1346.486234][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.486307][ T32] r5:00001000 r4:eb677000 ** 2 printk messages dropped ** [ 1346.486436][ T32] r5:8573638c r4:85736000 [ 1346.486461][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.486514][ T32] r7:ddde2d80 r6:83018200 r5:8573638c r4:85775580 ** 1 printk messages dropped ** [ 1346.486590][ T32] r10:61c88647 r9:84b73000 r8:857755ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.487003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.487946][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.488186][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1346.488423][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1346.488656][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.489104][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 8 printk messages dropped ** [ 1346.497261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1346.497910][ T32] r5:84b73c00 r4:8291a680 ** 6 printk messages dropped ** [ 1346.498298][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.498801][ T32] r5:85735f8c r4:85735c00 [ 1346.498826][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.498994][ T32] r4:85775600 ** 6 printk messages dropped ** [ 1346.511600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.511649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.511689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.511733][ T32] r4:8577a5c0 [ 1346.512132][ T32] INFO: task kworker/1:798:5582 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.512180][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.512316][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.512377][ T32] Call trace: [ 1346.512446][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.512528][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.512560][ T32] r4:00000000 [ 1346.512611][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.512667][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.512727][ T32] dd20: a9116000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.512809][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.512926][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.512967][ T32] r5:800f0013 r4:80239bb0 [ 1346.513017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.513084][ T32] r4:82ac21e4 [ 1346.513133][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.513196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.513226][ T32] r4:e023ddc0 [ 1346.513249][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.513326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.513356][ T32] r4:00000000 [ 1346.513407][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.513485][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.513512][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.513563][ T32] r5:00001000 r4:dfcb9000 [ 1346.513586][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.513630][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.513681][ T32] r5:84ba578c r4:84ba5400 [ 1346.513703][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.513758][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.513792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.513869][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.513896][ T32] r4:84bd5400 [ 1346.513919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.513997][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.514030][ T32] r4:00000001 [ 1346.514052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.514119][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.514153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.514213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.514248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.514283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.514363][ T32] r4:84bd4200 [ 1346.514391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.514423][ T32] INFO: task kworker/1:799:5585 blocked for more than 472 seconds. [ 1346.514476][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.514506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.514533][ T32] task:kworker/1:799 state:D stack:0 pid:5585 tgid:5585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.514585][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.514676][ T32] Call trace: [ 1346.514738][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.514795][ T32] r10:8291a684 r9:ebc7dd84 r8:00000002 r7:60000113 r6:ebc7dd8c r5:84b74800 [ 1346.514820][ T32] r4:84b74800 [ 1346.514866][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.514921][ T32] r5:84b74800 r4:8291a680 [ 1346.514943][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.514987][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.515038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1346.515064][ T32] r4:00000000 [ 1346.515096][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1346.515644][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.516090][ T32] r5:85739b8c r4:85739800 ** 1 printk messages dropped ** [ 1346.516314][ T32] r7:ddde2d80 r6:83018200 r5:85739b8c r4:85775680 ** 4 printk messages dropped ** [ 1346.516788][ T32] r10:00000000 r9:85775680 r8:80287e08 r7:ebc75e60 r6:8575bd80 r5:84b74800 ** 9 printk messages dropped ** [ 1346.517414][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.518040][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.518259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1346.518701][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1346.518978][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.519169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.536194][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.536505][ T32] r5:84b75400 r4:8291a680 ** 3 printk messages dropped ** [ 1346.536676][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.536838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577a3c0 ** 7 printk messages dropped ** [ 1346.537133][ T32] r5:8573678c r4:85736400 [ 1346.537156][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.537433][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.537734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1346.538272][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.538320][ T32] Call trace: [ 1346.538352][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.538410][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.538443][ T32] r4:00000000 [ 1346.538464][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.538512][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.538573][ T32] dd20: a939c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.538637][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.538674][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.538728][ T32] r5:800f0013 r4:80239bb0 [ 1346.538757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.538862][ T32] r4:82ac21e4 [ 1346.538891][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.538970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.539001][ T32] r4:e023ddc0 [ 1346.539025][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.539077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.539102][ T32] r4:00000000 [ 1346.539124][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.539204][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.539234][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.551697][ T32] r5:00001000 r4:dfcb9000 [ 1346.551791][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.551867][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.551920][ T32] r5:84ba578c r4:84ba5400 [ 1346.551944][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.552026][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.552055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.552147][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.552204][ T32] r4:84bd5400 [ 1346.552244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.552332][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.552435][ T32] r4:00000001 [ 1346.552465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.552535][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.552591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.552654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.552714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.552780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.552834][ T32] r4:84bd4200 [ 1346.552864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.552899][ T32] INFO: task kworker/1:801:5588 blocked for more than 473 seconds. [ 1346.552958][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.552991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.553022][ T32] task:kworker/1:801 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.553115][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.553183][ T32] Call trace: [ 1346.553224][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.553333][ T32] r10:8291a684 r9:ebc89d84 r8:00000002 r7:60000113 r6:ebc89d8c r5:84b76c00 [ 1346.553414][ T32] r4:84b76c00 [ 1346.553448][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.553529][ T32] r5:84b76c00 r4:8291a680 [ 1346.553582][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.553633][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.553686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1346.553734][ T32] r4:00000000 [ 1346.553810][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.553887][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.553938][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.553994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577a980 ** 5 printk messages dropped ** [ 1346.554383][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.554564][ T32] r5:85736b8c r4:85736800 ** 3 printk messages dropped ** [ 1346.554767][ T32] r10:61c88647 r9:84b76c00 r8:857757ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.555258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.556094][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.556519][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1346.556764][ T32] r4:e023ddc0 ** 7 printk messages dropped ** [ 1346.557084][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.557636][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1346.557849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.557873][ T32] r4:84bd4200 [ 1346.557897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.557950][ T32] INFO: task kworker/1:802:5590 blocked for more than 473 seconds. [ 1346.558013][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.558068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.558098][ T32] task:kworker/1:802 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.558181][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.558230][ T32] Call trace: [ 1346.558262][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.558318][ T32] r10:8291a684 r9:ebc91d84 r8:00000002 r7:60000013 r6:ebc91d8c r5:84b76000 [ 1346.558343][ T32] r4:84b76000 [ 1346.558364][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.558411][ T32] r5:84b76000 r4:8291a680 [ 1346.558438][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.558496][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.558590][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1346.558622][ T32] r4:00000000 [ 1346.558668][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.558725][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.558769][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.558822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577aa80 [ 1346.558877][ T32] r4:00000000 [ 1346.558941][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.559003][ T32] r9:83018205 r8:84b76000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.559027][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.559077][ T32] r5:00001000 r4:eb719000 [ 1346.559098][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.559141][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.559218][ T32] r5:85736f8c r4:85736c00 [ 1346.559245][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.575707][ T32] r7:ddde2d80 r6:83018200 r5:85736f8c r4:85775800 [ 1346.575780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.575866][ T32] r10:61c88647 r9:84b76000 r8:8577582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.575893][ T32] r4:85775800 [ 1346.575916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.575996][ T32] r10:00000000 r9:85775800 r8:80287e08 r7:ebc7de60 r6:8575bf00 r5:84b76000 [ 1346.576028][ T32] r4:00000001 [ 1346.576051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.576095][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) ** 3 printk messages dropped ** [ 1346.576300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.577310][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.577483][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.577534][ T32] r5:800f0013 r4:80239bb0 [ 1346.577561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.577613][ T32] r4:82ac21e4 [ 1346.577636][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.577713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.577816][ T32] r4:e023ddc0 [ 1346.577940][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.577996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.578023][ T32] r4:00000000 [ 1346.578044][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.578122][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.578152][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.578202][ T32] r5:00001000 r4:dfcb9000 [ 1346.578224][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.578269][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.578319][ T32] r5:84ba578c r4:84ba5400 [ 1346.578341][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.578419][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.578478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.578541][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.578593][ T32] r4:84bd5400 ** 1 printk messages dropped ** [ 1346.578680][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1346.579147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.593143][ T32] r4:84b72400 ** 4 printk messages dropped ** [ 1346.593445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 ** 4 printk messages dropped ** [ 1346.593701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577ac00 ** 7 printk messages dropped ** [ 1346.594091][ T32] r5:8573738c r4:85737000 [ 1346.594120][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.594235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.594788][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.595555][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.595798][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1346.596007][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.596244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1346.596892][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 8 printk messages dropped ** [ 1346.597289][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.597744][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.598214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 ** 7 printk messages dropped ** [ 1346.598531][ T32] r9:83018205 r8:84ae6000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1346.598774][ T32] r5:8573778c r4:85737400 ** 3 printk messages dropped ** [ 1346.599008][ T32] r10:61c88647 r9:84ae6000 r8:8577592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1346.622988][ T32] r4:8577ac40 ** 3 printk messages dropped ** [ 1346.623634][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.623965][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1346.624338][ T32] r4:e023ddc0 ** 2 printk messages dropped ** [ 1346.624497][ T32] r4:00000000 [ 1346.624531][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.624614][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.624642][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.624719][ T32] r5:00001000 r4:dfcb9000 [ 1346.624746][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.624793][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.624844][ T32] r5:84ba578c r4:84ba5400 [ 1346.624928][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.624994][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.625045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.625107][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.625133][ T32] r4:84bd5400 [ 1346.625258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.625330][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.625386][ T32] r4:00000001 [ 1346.625477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.625543][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.625580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.625638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.625674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.625711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.625748][ T32] r4:84bd4200 [ 1346.625776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.625847][ T32] INFO: task kworker/1:805:5597 blocked for more than 473 seconds. [ 1346.625898][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.625927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.625953][ T32] task:kworker/1:805 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.626006][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.626053][ T32] Call trace: [ 1346.626087][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.626156][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:857b0000 [ 1346.626187][ T32] r4:857b0000 [ 1346.626211][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.626283][ T32] r5:857b0000 r4:8291a680 [ 1346.626311][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.626357][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.626418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1346.626462][ T32] r4:00000000 [ 1346.626504][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.626581][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.626653][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.626736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577aec0 [ 1346.626775][ T32] r4:00000000 [ 1346.626799][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.626865][ T32] r9:83018205 r8:857b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1346.626932][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.627011][ T32] r5:00001000 r4:eb777000 [ 1346.627061][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.627139][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.627192][ T32] r5:85737b8c r4:85737800 [ 1346.627215][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.627312][ T32] r7:ddde2d80 r6:83018200 r5:85737b8c r4:85775980 [ 1346.627361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.627419][ T32] r10:61c88647 r9:857b0000 r8:857759ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.627517][ T32] r4:85775980 [ 1346.627544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.627624][ T32] r10:00000000 r9:85775980 r8:80287e08 r7:ebc7de60 r6:85794080 r5:857b0000 [ 1346.627653][ T32] r4:00000001 [ 1346.627698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.627743][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1346.627780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.627814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.627975][ T32] r4:8577ad40 ** 3 printk messages dropped ** [ 1346.628484][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.628790][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 9 printk messages dropped ** [ 1346.629257][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.650620][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1346.651041][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1346.651614][ T32] INFO: task kworker/1:806:5598 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.652082][ T32] r4:857b0c00 ** 4 printk messages dropped ** [ 1346.652271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca9e08 ** 8 printk messages dropped ** [ 1346.652625][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.652894][ T32] r5:85737f8c r4:85737c00 ** 3 printk messages dropped ** [ 1346.653057][ T32] r10:61c88647 r9:857b0c00 r8:85775a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.653663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.654650][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1346.654916][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.655163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 10 printk messages dropped ** [ 1346.655644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.656346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.656380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.656404][ T32] r4:84bd4200 [ 1346.656425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.656486][ T32] INFO: task kworker/1:807:5601 blocked for more than 473 seconds. [ 1346.656532][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.656564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.656592][ T32] task:kworker/1:807 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.656656][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.656705][ T32] Call trace: [ 1346.656739][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.656794][ T32] r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000113 r6:ebcadd8c r5:857b1800 [ 1346.656831][ T32] r4:857b1800 [ 1346.656882][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.656936][ T32] r5:857b1800 r4:8291a680 [ 1346.656958][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.657002][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.657051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1346.657094][ T32] r4:00000000 [ 1346.657120][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.657190][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.657234][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.657284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578b040 [ 1346.657309][ T32] r4:00000000 [ 1346.657330][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.657381][ T32] r9:83018205 r8:857b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1346.657417][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.657524][ T32] r5:00001000 r4:eb7ab000 [ 1346.657551][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.657597][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.657672][ T32] r5:8573838c r4:85738000 [ 1346.657698][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.657789][ T32] r7:ddde2d80 r6:83018200 r5:8573838c r4:85775a80 [ 1346.657863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.657922][ T32] r10:61c88647 r9:857b1800 r8:85775aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.657947][ T32] r4:85775a80 [ 1346.657990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.658046][ T32] r10:00000000 r9:85775a80 r8:80287e08 r7:ebc7de60 r6:85794180 r5:857b1800 [ 1346.658071][ T32] r4:00000001 [ 1346.658122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.658168][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1346.658210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.658245][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.658293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.658354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.658410][ T32] r4:8578b100 [ 1346.658715][ T32] INFO: task kworker/1:807:5601 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.658761][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.658823][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.658904][ T32] Call trace: [ 1346.658967][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.659026][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.659053][ T32] r4:00000000 [ 1346.659073][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.659116][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.659147][ T32] dd20: aa472000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.659180][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.659261][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.682400][ T32] r5:800f0013 r4:80239bb0 [ 1346.682549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.682634][ T32] r4:82ac21e4 [ 1346.682660][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.682717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.682769][ T32] r4:e023ddc0 [ 1346.682799][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.682953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 7 printk messages dropped ** [ 1346.683421][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1346.683729][ T32] r4:84bd5400 ** 5 printk messages dropped ** [ 1346.684199][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.684617][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.685039][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.685837][ T32] r5:00001000 r4:eb7c7000 ** 2 printk messages dropped ** [ 1346.686035][ T32] r5:8573878c r4:85738400 [ 1346.686121][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.686177][ T32] r7:ddde2d80 r6:83018200 r5:8573878c r4:85775b00 [ 1346.686203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.686318][ T32] r10:61c88647 r9:857b2400 r8:85775b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.686373][ T32] r4:85775b00 [ 1346.686421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.686485][ T32] r10:00000000 r9:85775b00 r8:80287e08 r7:ebc7de60 r6:85794200 r5:857b2400 [ 1346.686534][ T32] r4:00000001 [ 1346.686560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.686626][ T32] Exception stack(0xebcb1fb0 to 0xebcb1ff8) [ 1346.686661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.686695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.686749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.686787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.686812][ T32] r4:8578b100 [ 1346.687245][ T32] INFO: task kworker/1:808:5602 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.687292][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.687484][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.687539][ T32] Call trace: [ 1346.687571][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.687629][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.687680][ T32] r4:00000000 [ 1346.687784][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.687842][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.687882][ T32] dd20: aa926000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.687915][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.687983][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.688032][ T32] r5:800f0013 r4:80239bb0 [ 1346.688059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.688107][ T32] r4:82ac21e4 [ 1346.688152][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.688208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.688236][ T32] r4:e023ddc0 [ 1346.688258][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.688308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.688332][ T32] r4:00000000 [ 1346.688366][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.688442][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.688637][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.688694][ T32] r5:00001000 r4:dfcb9000 [ 1346.688796][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.688871][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.688924][ T32] r5:84ba578c r4:84ba5400 [ 1346.688970][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.689031][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.689056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.689111][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.689138][ T32] r4:84bd5400 [ 1346.689159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.689236][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.689267][ T32] r4:00000001 [ 1346.689312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.701626][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.701707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.701748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.701784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.701837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.701874][ T32] r4:84bd4200 [ 1346.701902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.701937][ T32] INFO: task kworker/1:809:5604 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.702238][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.702673][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.702993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578b480 ** 7 printk messages dropped ** [ 1346.703487][ T32] r5:85738b8c r4:85738800 [ 1346.703514][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.703595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.704050][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.704871][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.705131][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1346.705507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1346.706014][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1346.706220][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1346.706418][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1346.706691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1346.707139][ T32] r4:857b3c00 ** 4 printk messages dropped ** [ 1346.707434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 ** 5 printk messages dropped ** [ 1346.707786][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.708137][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.708288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.708768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.727864][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.728086][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1346.728449][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1346.728789][ T32] r4:00000000 [ 1346.728817][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.728873][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.728898][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.728947][ T32] r5:00001000 r4:dfcb9000 [ 1346.728994][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.729044][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.729095][ T32] r5:84ba578c r4:84ba5400 [ 1346.729118][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.729172][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.729207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.733687][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.733759][ T32] r4:84bd5400 [ 1346.733809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.733899][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.733930][ T32] r4:00000001 [ 1346.733954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.734079][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.734178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.734250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.734309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.734347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.734422][ T32] r4:84bd4200 [ 1346.734462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.734510][ T32] INFO: task kworker/0:425:5608 blocked for more than 473 seconds. [ 1346.734573][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.734630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.734710][ T32] task:kworker/0:425 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.734776][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.734829][ T32] Call trace: [ 1346.734990][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.735055][ T32] r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:857b4800 [ 1346.735083][ T32] r4:857b4800 [ 1346.735105][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.735153][ T32] r5:857b4800 r4:8291a680 [ 1346.735174][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.735303][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.735397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1346.735432][ T32] r4:00000000 [ 1346.735475][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.735522][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.735566][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.735620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790300 [ 1346.735662][ T32] r4:00000000 [ 1346.735711][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.735784][ T32] r9:83018005 r8:857b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1346.735838][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.735891][ T32] r5:00001000 r4:dfabf000 [ 1346.735914][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.735958][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.736028][ T32] r5:856d578c r4:856d5400 [ 1346.736081][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.736140][ T32] r7:dddced80 r6:83018000 r5:856d578c r4:85794380 [ 1346.736164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.736218][ T32] r10:61c88647 r9:857b4800 r8:857943ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.736244][ T32] r4:85794380 [ 1346.736266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.736330][ T32] r10:00000000 r9:85794380 r8:80287e08 r7:ebc1de60 r6:85794400 r5:857b4800 [ 1346.736382][ T32] r4:00000001 [ 1346.736410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.736463][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1346.736495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.736598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.736634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.736670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.736720][ T32] r4:85781240 [ 1346.737143][ T32] INFO: task kworker/0:425:5608 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.737211][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.737320][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.737368][ T32] Call trace: [ 1346.737436][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.737501][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.737607][ T32] r4:00000000 [ 1346.737650][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.737733][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.737773][ T32] dd20: aacc4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.737834][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.737867][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.737924][ T32] r5:800f0013 r4:80239bb0 [ 1346.737964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.738015][ T32] r4:82ac21e4 [ 1346.738060][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.738117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.738155][ T32] r4:e023ddc0 [ 1346.738191][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.738243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.738269][ T32] r4:00000000 [ 1346.738291][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.738346][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.738370][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.738418][ T32] r5:00001000 r4:dfcb9000 [ 1346.738445][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.738490][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.738542][ T32] r5:84ba578c r4:84ba5400 [ 1346.738588][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.738650][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.738675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.738745][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.738775][ T32] r4:84bd5400 [ 1346.738799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.738855][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.738881][ T32] r4:00000001 [ 1346.738902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.739021][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.739070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.739130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.739165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.739205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.755387][ T32] r4:84bd4200 [ 1346.755542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.755613][ T32] INFO: task kworker/0:426:5610 blocked for more than 473 seconds. [ 1346.755684][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.755717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.755747][ T32] task:kworker/0:426 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.755834][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.755909][ T32] Call trace: [ 1346.755960][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.756027][ T32] r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:857b5400 [ 1346.756053][ T32] r4:857b5400 [ 1346.756074][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.756123][ T32] r5:857b5400 r4:8291a680 [ 1346.756147][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.756191][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.756241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1346.756290][ T32] r4:00000000 [ 1346.756318][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.756361][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.756405][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.756490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790100 [ 1346.756522][ T32] r4:00000000 [ 1346.756556][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.756616][ T32] r9:83018005 r8:857b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1346.756642][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.756696][ T32] r5:00001000 r4:ebb07000 [ 1346.756722][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.756767][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.756815][ T32] r5:856d538c r4:856d5000 [ 1346.756837][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.756915][ T32] r7:dddced80 r6:83018000 r5:856d538c r4:85794480 [ 1346.756943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.757022][ T32] r10:61c88647 r9:857b5400 r8:857944ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.757052][ T32] r4:85794480 [ 1346.757074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.757151][ T32] r10:00000000 r9:85794480 r8:80287e08 r7:ebc9de60 r6:85794500 r5:857b5400 [ 1346.757251][ T32] r4:00000001 [ 1346.757374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.757423][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1346.757462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.757494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.757524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.757558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.757582][ T32] r4:85790040 [ 1346.757996][ T32] INFO: task kworker/0:426:5610 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.758040][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.758172][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.758290][ T32] Call trace: [ 1346.758345][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.758408][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.758444][ T32] r4:00000000 [ 1346.758468][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.758517][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.758551][ T32] dd20: aafd7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.758583][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.758613][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.758697][ T32] r5:800f0013 r4:80239bb0 [ 1346.758746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.758796][ T32] r4:82ac21e4 [ 1346.758818][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.758870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.758896][ T32] r4:e023ddc0 [ 1346.758925][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.759000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.759049][ T32] r4:00000000 [ 1346.759076][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.759130][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.759156][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.759213][ T32] r5:00001000 r4:dfcb9000 [ 1346.759343][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.774571][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.774678][ T32] r5:84ba578c r4:84ba5400 [ 1346.774705][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.774835][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.774866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.775043][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.775075][ T32] r4:84bd5400 [ 1346.775098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.775155][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.775184][ T32] r4:00000001 [ 1346.775207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.775251][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.775372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.775421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.775461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.775523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.775553][ T32] r4:84bd4200 [ 1346.775581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.775616][ T32] INFO: task kworker/0:427:5614 blocked for more than 473 seconds. [ 1346.775655][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.775704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.775760][ T32] task:kworker/0:427 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.775831][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.775880][ T32] Call trace: [ 1346.775915][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.775976][ T32] r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000113 r6:ebcc1d8c r5:857b6000 [ 1346.776002][ T32] r4:857b6000 [ 1346.776025][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.776074][ T32] r5:857b6000 r4:8291a680 [ 1346.776097][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.776148][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.776201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 [ 1346.776226][ T32] r4:00000000 [ 1346.776258][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.776303][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.776371][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.776425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790dc0 [ 1346.776461][ T32] r4:00000000 [ 1346.776484][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.776539][ T32] r9:83018005 r8:857b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1346.776564][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.776612][ T32] r5:00001000 r4:eb66b000 [ 1346.776633][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.776746][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.776803][ T32] r5:856d678c r4:856d6400 [ 1346.776826][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.776904][ T32] r7:dddced80 r6:83018000 r5:856d678c r4:85794580 [ 1346.776979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.777063][ T32] r10:61c88647 r9:857b6000 r8:857945ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.777116][ T32] r4:85794580 [ 1346.777142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.777197][ T32] r10:00000000 r9:85794580 r8:80287e08 r7:dfb2de60 r6:85794600 r5:857b6000 [ 1346.777242][ T32] r4:00000001 [ 1346.777267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.777308][ T32] Exception stack(0xebcc1fb0 to 0xebcc1ff8) [ 1346.777338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.777434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.777482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.777610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.777662][ T32] r4:85790200 [ 1346.778109][ T32] INFO: task kworker/0:427:5614 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.778158][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.778224][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.778273][ T32] Call trace: [ 1346.778328][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.778415][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.778451][ T32] r4:00000000 [ 1346.778474][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.778526][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.778560][ T32] dd20: ab1d9000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.778593][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.778646][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.778772][ T32] r5:800f0013 r4:80239bb0 [ 1346.778894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.778949][ T32] r4:82ac21e4 [ 1346.778972][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.779025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.779096][ T32] r4:e023ddc0 [ 1346.779160][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.779277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.792104][ T32] r4:00000000 [ 1346.792159][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.792252][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.792279][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.792336][ T32] r5:00001000 r4:dfcb9000 [ 1346.792359][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.792437][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.792511][ T32] r5:84ba578c r4:84ba5400 [ 1346.792589][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.792657][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.792683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.792740][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.792765][ T32] r4:84bd5400 [ 1346.792787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.792846][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.792904][ T32] r4:00000001 [ 1346.792958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.793054][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.793123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.793160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.793191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.793240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.793284][ T32] r4:84bd4200 [ 1346.793347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.793444][ T32] INFO: task kworker/0:428:5615 blocked for more than 473 seconds. [ 1346.793518][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.793550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.793580][ T32] task:kworker/0:428 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.793683][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.793788][ T32] Call trace: [ 1346.793828][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.793897][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:857b6c00 [ 1346.793926][ T32] r4:857b6c00 [ 1346.793949][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.794047][ T32] r5:857b6c00 r4:8291a680 [ 1346.794104][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.794192][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.794246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1346.794273][ T32] r4:00000000 [ 1346.794295][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.794336][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.794401][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.794474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857906c0 [ 1346.794689][ T32] r4:00000000 [ 1346.794728][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.794847][ T32] r9:83018005 r8:857b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1346.794904][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.795005][ T32] r5:00001000 r4:eae59000 [ 1346.795048][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.795144][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.795220][ T32] r5:856d5f8c r4:856d5c00 [ 1346.795276][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.795410][ T32] r7:dddced80 r6:83018000 r5:856d5f8c r4:85794680 [ 1346.795475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.795563][ T32] r10:61c88647 r9:857b6c00 r8:857946ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.795604][ T32] r4:85794680 [ 1346.795630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.795684][ T32] r10:00000000 r9:85794680 r8:80287e08 r7:ebcc1e60 r6:85794700 r5:857b6c00 [ 1346.795721][ T32] r4:00000001 [ 1346.795746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.795817][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1346.795850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.795899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.795974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.796013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.796039][ T32] r4:85790200 [ 1346.796509][ T32] INFO: task kworker/0:428:5615 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.796582][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.796702][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.796816][ T32] Call trace: [ 1346.796905][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.797033][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.797113][ T32] r4:00000000 [ 1346.797164][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.797260][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.797336][ T32] dd20: ab4ea000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.797410][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.797489][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.797521][ T32] r5:800f0013 r4:80239bb0 [ 1346.797553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.797605][ T32] r4:82ac21e4 [ 1346.797652][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.797708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.797786][ T32] r4:e023ddc0 [ 1346.797872][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.797980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.798038][ T32] r4:00000000 [ 1346.798089][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.798187][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.798259][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.798326][ T32] r5:00001000 r4:dfcb9000 [ 1346.798374][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.798466][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.798553][ T32] r5:84ba578c r4:84ba5400 [ 1346.798602][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.798710][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.798762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.798878][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.798964][ T32] r4:84bd5400 [ 1346.799026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.799140][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.799197][ T32] r4:00000001 [ 1346.799297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.823426][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.823555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.823635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.823705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.823788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.823873][ T32] r4:84bd4200 [ 1346.823943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.824019][ T32] INFO: task kworker/1:811:5617 blocked for more than 473 seconds. [ 1346.824115][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.824183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.824247][ T32] task:kworker/1:811 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.824378][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.824549][ T32] Call trace: [ 1346.824637][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.824768][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000013 r6:ebc51d8c r5:844d8000 [ 1346.824840][ T32] r4:844d8000 [ 1346.824900][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.825004][ T32] r5:844d8000 r4:8291a680 [ 1346.825059][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.825187][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.825305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1346.825365][ T32] r4:00000000 [ 1346.825418][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.825521][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.825620][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.825733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578ba40 [ 1346.825795][ T32] r4:00000000 [ 1346.825846][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.825967][ T32] r9:83018205 r8:844d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1346.826049][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.826169][ T32] r5:00001000 r4:eaabb000 [ 1346.826230][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.826335][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.826450][ T32] r5:8573938c r4:85739000 [ 1346.826526][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.826649][ T32] r7:ddde2d80 r6:83018200 r5:8573938c r4:85775c80 [ 1346.826731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.826860][ T32] r10:61c88647 r9:844d8000 r8:85775cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.826927][ T32] r4:85775c80 [ 1346.827000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1346.827241][ T32] r4:00000001 [ 1346.827299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.827420][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1346.827497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.827570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.827640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.827713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.827768][ T32] r4:8578b980 [ 1346.828532][ T32] INFO: task kworker/1:811:5617 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.828634][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.828772][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.828877][ T32] Call trace: [ 1346.828981][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.829108][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.829187][ T32] r4:00000000 [ 1346.842376][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.842602][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.842688][ T32] dd20: ab85d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.842767][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.842833][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.842895][ T32] r5:800f0013 r4:80239bb0 [ 1346.842950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.843046][ T32] r4:82ac21e4 [ 1346.843091][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.843185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.843253][ T32] r4:e023ddc0 [ 1346.843310][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.843449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.843508][ T32] r4:00000000 [ 1346.843580][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.843704][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.843763][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.843873][ T32] r5:00001000 r4:dfcb9000 [ 1346.843925][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.844041][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.844155][ T32] r5:84ba578c r4:84ba5400 [ 1346.844228][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.844376][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.844454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.844575][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.844722][ T32] r4:84bd5400 [ 1346.844783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.844902][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.844963][ T32] r4:00000001 [ 1346.845011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.845105][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.845180][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.845263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.845338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.845444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.845523][ T32] r4:84bd4200 [ 1346.845583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.845679][ T32] INFO: task kworker/1:812:5619 blocked for more than 473 seconds. [ 1346.845765][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.845828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.845892][ T32] task:kworker/1:812 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.846065][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.846193][ T32] Call trace: [ 1346.846286][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.846407][ T32] r10:8291a684 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:844d8c00 [ 1346.846478][ T32] r4:844d8c00 [ 1346.846574][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.846708][ T32] r5:844d8c00 r4:8291a680 [ 1346.846767][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.846865][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.846976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1346.847042][ T32] r4:00000000 [ 1346.847116][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.847212][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.847302][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.847445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578bcc0 [ 1346.847508][ T32] r4:00000000 [ 1346.847583][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.847721][ T32] r9:83018205 r8:844d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1346.847782][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.847888][ T32] r5:00001000 r4:eb05d000 [ 1346.847938][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.848036][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.848141][ T32] r5:8573978c r4:85739400 [ 1346.848209][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.848335][ T32] r7:ddde2d80 r6:83018200 r5:8573978c r4:85775d00 [ 1346.848391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.848520][ T32] r10:61c88647 r9:844d8c00 r8:85775d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.848580][ T32] r4:85775d00 [ 1346.848668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.848799][ T32] r10:00000000 r9:85775d00 r8:80287e08 r7:ebc7de60 r6:85794800 r5:844d8c00 [ 1346.848872][ T32] r4:00000001 [ 1346.848936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.849042][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1346.849233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.869584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.869680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.869764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.869841][ T32] r4:8578b840 [ 1346.870559][ T32] INFO: task kworker/1:812:5619 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.870656][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.870828][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.870955][ T32] Call trace: [ 1346.871076][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.871233][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.871301][ T32] r4:00000000 [ 1346.871371][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.871479][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.871554][ T32] dd20: abaa7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.871668][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.871747][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.871816][ T32] r5:800f0013 r4:80239bb0 [ 1346.871845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.871899][ T32] r4:82ac21e4 [ 1346.871922][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.871972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.872039][ T32] r4:e023ddc0 [ 1346.872097][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.872202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.872256][ T32] r4:00000000 [ 1346.872309][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.872427][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.872490][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.872584][ T32] r5:00001000 r4:dfcb9000 [ 1346.872637][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.872730][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.872821][ T32] r5:84ba578c r4:84ba5400 [ 1346.872916][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.873009][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.873038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.873093][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.873142][ T32] r4:84bd5400 [ 1346.873168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.873283][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.873342][ T32] r4:00000001 [ 1346.873396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.873511][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.873592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.873694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.873776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.873845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.873908][ T32] r4:84bd4200 [ 1346.873967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.874038][ T32] INFO: task kworker/1:813:5623 blocked for more than 473 seconds. [ 1346.874144][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.874216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.874272][ T32] task:kworker/1:813 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.874417][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.874545][ T32] Call trace: [ 1346.874628][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.874736][ T32] r10:8291a684 r9:ebcc9d84 r8:00000002 r7:60000013 r6:ebcc9d8c r5:844d9800 [ 1346.874798][ T32] r4:844d9800 [ 1346.874848][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.874943][ T32] r5:844d9800 r4:8291a680 [ 1346.874987][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.875082][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.875190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1346.875248][ T32] r4:00000000 [ 1346.875297][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.875415][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.875516][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.875638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578bf00 [ 1346.875702][ T32] r4:00000000 [ 1346.875755][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.875856][ T32] r9:83018205 r8:844d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1346.875904][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.876003][ T32] r5:00001000 r4:eb3be000 [ 1346.876067][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.876181][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.876281][ T32] r5:85739f8c r4:85739c00 [ 1346.876326][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.876421][ T32] r7:ddde2d80 r6:83018200 r5:85739f8c r4:85775d80 [ 1346.876458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.876521][ T32] r10:61c88647 r9:844d9800 r8:85775dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.876590][ T32] r4:85775d80 [ 1346.876623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.876677][ T32] r10:00000000 r9:85775d80 r8:80287e08 r7:ebc7de60 r6:85794880 r5:844d9800 [ 1346.876702][ T32] r4:00000001 [ 1346.876746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.876794][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1346.876893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.876933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.876964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.877008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.877037][ T32] r4:8578b9c0 [ 1346.877362][ T32] INFO: task kworker/1:813:5623 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.877436][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.877508][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.877564][ T32] Call trace: [ 1346.877671][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.877763][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.877797][ T32] r4:00000000 [ 1346.877824][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.877897][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.877935][ T32] dd20: abaa7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.877969][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.878021][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.878052][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1346.878150][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1346.878227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 6 printk messages dropped ** [ 1346.878514][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.878881][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.878967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.879027][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.879054][ T32] r4:84bd5400 [ 1346.879076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.879140][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.879187][ T32] r4:00000001 [ 1346.879211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.913283][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.913466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.913510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.913543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.913583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.913610][ T32] r4:84bd4200 [ 1346.913637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.913689][ T32] INFO: task kworker/0:429:5624 blocked for more than 473 seconds. [ 1346.913737][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.913766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.913794][ T32] task:kworker/0:429 state:D stack:0 pid:5624 tgid:5624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.913858][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.913935][ T32] Call trace: [ 1346.914082][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.914155][ T32] r10:8291a684 r9:ebccdd84 r8:00000002 r7:60000113 r6:ebccdd8c r5:844da400 [ 1346.914209][ T32] r4:844da400 [ 1346.914236][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.914287][ T32] r5:844da400 r4:8291a680 [ 1346.914310][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.914379][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.914439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 [ 1346.914479][ T32] r4:00000000 [ 1346.914505][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.914547][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.914590][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.914644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790cc0 [ 1346.914719][ T32] r4:00000000 [ 1346.914768][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.914829][ T32] r9:83018005 r8:844da400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1346.914872][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.914955][ T32] r5:00001000 r4:eb647000 [ 1346.914982][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.915053][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.915106][ T32] r5:856d638c r4:856d6000 [ 1346.915129][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.915187][ T32] r7:dddced80 r6:83018000 r5:856d638c r4:85794900 [ 1346.915247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.915318][ T32] r10:61c88647 r9:844da400 r8:8579492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.915410][ T32] r4:85794900 [ 1346.915445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.915543][ T32] r10:00000000 r9:85794900 r8:80287e08 r7:ebcc1e60 r6:85794980 r5:844da400 [ 1346.915595][ T32] r4:00000001 [ 1346.915620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.915724][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) [ 1346.915784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.915845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.915880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.915915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.915940][ T32] r4:85790640 [ 1346.916407][ T32] INFO: task kworker/0:429:5624 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.916467][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.916550][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.916697][ T32] Call trace: [ 1346.916782][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.916920][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1346.916967][ T32] r4:00000000 [ 1346.916990][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.917040][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1346.917073][ T32] dd20: ac18a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1346.917105][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1346.917157][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.917205][ T32] r5:800f0013 r4:80239bb0 [ 1346.917261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.917366][ T32] r4:82ac21e4 [ 1346.917418][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.917525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1346.917582][ T32] r4:e023ddc0 [ 1346.917633][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.917731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1346.917795][ T32] r4:00000000 [ 1346.917866][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.917941][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.917967][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.918048][ T32] r5:00001000 r4:dfcb9000 [ 1346.918097][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.918175][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.918247][ T32] r5:84ba578c r4:84ba5400 [ 1346.918299][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.918393][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1346.918467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.918670][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1346.918948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.919052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.919095][ T32] r4:84bd4200 [ 1346.919140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.919185][ T32] INFO: task kworker/1:814:5626 blocked for more than 473 seconds. [ 1346.919268][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.928210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.928378][ T32] task:kworker/1:814 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.928558][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.928698][ T32] Call trace: [ 1346.928780][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.928904][ T32] r10:8291a684 r9:ebcd1d84 r8:00000002 r7:60000113 r6:ebcd1d8c r5:844db000 [ 1346.928957][ T32] r4:844db000 [ 1346.929011][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.929110][ T32] r5:844db000 r4:8291a680 [ 1346.929184][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.939729][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.939862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [ 1346.939894][ T32] r4:00000000 [ 1346.939920][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1346.939980][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.940090][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1346.940220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85780300 [ 1346.940289][ T32] r4:00000000 [ 1346.940342][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.940473][ T32] r9:83018205 r8:844db000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1346.940562][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.940676][ T32] r5:00001000 r4:eb80d000 [ 1346.940727][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1346.940824][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.940928][ T32] r5:8573af8c r4:8573ac00 [ 1346.940976][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.941081][ T32] r7:ddde2d80 r6:83018200 r5:8573af8c r4:85775e00 [ 1346.941134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.941249][ T32] r10:61c88647 r9:844db000 r8:85775e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.941303][ T32] r4:85775e00 [ 1346.941353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.941469][ T32] r10:00000000 r9:85775e00 r8:80287e08 r7:ebcc9e60 r6:85794a00 r5:844db000 [ 1346.941520][ T32] r4:00000001 [ 1346.941564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.941650][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1346.941686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.941718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.941748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.941784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.941808][ T32] r4:8578bc00 [ 1346.942310][ T32] INFO: task kworker/1:814:5626 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1346.942409][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.942698][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 9 printk messages dropped ** [ 1346.943345][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1346.944056][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1346.944979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.945803][ T32] r5:844dbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1346.946267][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.947125][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.947287][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.947877][ T32] r10:00000000 r9:85775e80 r8:80287e08 r7:ebcd1e60 r6:85794a80 r5:844dbc00 ** 8 printk messages dropped ** [ 1346.948647][ T32] INFO: task kworker/1:815:5628 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 7 printk messages dropped ** [ 1346.969990][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1346.970758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 8 printk messages dropped ** [ 1346.971368][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.971842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.971949][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.972000][ T32] r4:84bd5400 [ 1346.972043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.972176][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1346.972259][ T32] r4:00000001 [ 1346.972313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.972402][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1346.972501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.972575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.972640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.972685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.972710][ T32] r4:84bd4200 [ 1346.972735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.972779][ T32] INFO: task kworker/1:816:5629 blocked for more than 473 seconds. [ 1346.972818][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1346.972845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.972897][ T32] task:kworker/1:816 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.972974][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.973040][ T32] Call trace: [ 1346.973137][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1346.973202][ T32] r10:8291a684 r9:ebcd9d84 r8:00000002 r7:60000013 r6:ebcd9d8c r5:844dc800 [ 1346.973228][ T32] r4:844dc800 [ 1346.973268][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1346.973349][ T32] r5:844dc800 r4:8291a680 [ 1346.973376][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.973437][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.973493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 ** 2 printk messages dropped ** [ 1346.973705][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.974561][ T32] r5:8573a78c r4:8573a400 ** 3 printk messages dropped ** [ 1346.974988][ T32] r10:61c88647 r9:844dc800 r8:85775f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1346.977229][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 11 printk messages dropped ** [ 1346.978137][ T32] r4:e023ddc0 ** 7 printk messages dropped ** [ 1346.978848][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1347.001036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.001374][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.001425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.001481][ T32] task:kworker/1:817 state:D stack:0 pid:5631 tgid:5631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.001610][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.001760][ T32] Call trace: [ 1347.001812][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.001881][ T32] r10:8291a684 r9:ebcddd84 r8:00000002 r7:60000113 r6:ebcddd8c r5:844dd400 [ 1347.001988][ T32] r4:844dd400 [ 1347.002016][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.002102][ T32] r5:844dd400 r4:8291a680 [ 1347.002168][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.002244][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.002322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1347.002352][ T32] r4:00000000 [ 1347.002375][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.002421][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.002478][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.002560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85780140 [ 1347.002589][ T32] r4:00000000 [ 1347.002612][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.002673][ T32] r9:83018205 r8:844dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.002700][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.002753][ T32] r5:00001000 r4:eb7cf000 [ 1347.002787][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.002856][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.002912][ T32] r5:8573ab8c r4:8573a800 [ 1347.002966][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.003095][ T32] r7:ddde2d80 r6:83018200 r5:8573ab8c r4:85775f80 [ 1347.003127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.003189][ T32] r10:61c88647 r9:844dd400 r8:85775fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.003219][ T32] r4:85775f80 [ 1347.003280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.003413][ T32] r10:00000000 r9:85775f80 r8:80287e08 r7:ebcd1e60 r6:85794b80 r5:844dd400 [ 1347.003475][ T32] r4:00000001 [ 1347.003547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.003643][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1347.003707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.003774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.003846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.003919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1347.004942][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.005321][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.005914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1347.006489][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.007223][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1347.007522][ T32] INFO: task kworker/0:430:5634 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.008024][ T32] r4:844de000 ** 3 printk messages dropped ** [ 1347.008218][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.008689][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.009213][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.037764][ T32] r7:dddced80 r6:83018000 r5:856d6b8c r4:85794c00 ** 1 printk messages dropped ** [ 1347.037936][ T32] r10:61c88647 r9:844de000 r8:85794c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.037995][ T32] r4:85794c00 [ 1347.038060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.038187][ T32] r10:00000000 r9:85794c00 r8:80287e08 r7:ebcc1e60 r6:85794c80 r5:844de000 [ 1347.038247][ T32] r4:00000001 [ 1347.038299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.038386][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1347.038454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.038530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.038593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.038661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.038719][ T32] r4:85790bc0 [ 1347.049935][ T32] INFO: task kworker/0:430:5634 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.050086][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.050269][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.050400][ T32] Call trace: [ 1347.050484][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.050616][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.050670][ T32] r4:00000000 [ 1347.050715][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.050848][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.050926][ T32] dd20: ad144000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.050995][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.051053][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.051112][ T32] r5:800f0013 r4:80239bb0 [ 1347.051165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.051277][ T32] r4:82ac21e4 [ 1347.051359][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.051470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.051530][ T32] r4:e023ddc0 [ 1347.051581][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.051679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.051729][ T32] r4:00000000 [ 1347.051778][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.051889][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.051954][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.052059][ T32] r5:00001000 r4:dfcb9000 [ 1347.052123][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.052229][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.052358][ T32] r5:84ba578c r4:84ba5400 [ 1347.052420][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.052550][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.052631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.052773][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.052830][ T32] r4:84bd5400 [ 1347.052888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.053004][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.053059][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.053478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1347.054737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 ** 12 printk messages dropped ** [ 1347.055769][ T32] r5:8573b78c r4:8573b400 ** 1 printk messages dropped ** [ 1347.055918][ T32] r7:ddde2d80 r6:83018200 r5:8573b78c r4:85778000 ** 11 printk messages dropped ** [ 1347.056749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1347.058204][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.058291][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.058350][ T32] r5:800f0013 r4:80239bb0 [ 1347.058457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.058517][ T32] r4:82ac21e4 [ 1347.058569][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.058628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.058656][ T32] r4:e023ddc0 [ 1347.058684][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.058738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.058766][ T32] r4:00000000 [ 1347.058789][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.058844][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.058870][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.059038][ T32] r5:00001000 r4:dfcb9000 [ 1347.059091][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.059304][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.082016][ T32] r5:84ba578c r4:84ba5400 [ 1347.082095][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.082190][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.082239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.082301][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.082329][ T32] r4:84bd5400 [ 1347.082350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.082454][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.082490][ T32] r4:00000001 [ 1347.082513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.082558][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.082592][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.082823][ T32] INFO: task kworker/1:819:5639 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.083174][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.083235][ T32] Call trace: [ 1347.083288][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.083367][ T32] r10:8291a684 r9:ebce9d84 r8:00000002 r7:60000113 r6:ebce9d8c r5:85704800 [ 1347.083394][ T32] r4:85704800 [ 1347.083417][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.083468][ T32] r5:85704800 r4:8291a680 [ 1347.083491][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.083535][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.083585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 [ 1347.083659][ T32] r4:00000000 [ 1347.083685][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.083779][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.083829][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.083881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85780480 [ 1347.083906][ T32] r4:00000000 [ 1347.083928][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.083982][ T32] r9:83018205 r8:85704800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.084132][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.084290][ T32] r5:00001000 r4:eb849000 [ 1347.084329][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.084380][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.084429][ T32] r5:8573b38c r4:8573b000 [ 1347.084450][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.084661][ T32] r10:61c88647 r9:85704800 r8:857780ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.085009][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.085130][ T32] r4:857803c0 ** 2 printk messages dropped ** [ 1347.085698][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.085997][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 4 printk messages dropped ** [ 1347.086392][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 1 printk messages dropped ** [ 1347.086555][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1347.086806][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1347.087018][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.087278][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.087786][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.087861][ T32] r4:00000001 [ 1347.087902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1347.088085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.088415][ T32] INFO: task kworker/1:820:5640 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.088556][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.088736][ T32] r4:85706000 ** 1 printk messages dropped ** [ 1347.088900][ T32] r5:85706000 r4:8291a680 ** 1 printk messages dropped ** [ 1347.089117][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.100327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857718c0 ** 7 printk messages dropped ** [ 1347.100658][ T32] r5:8574578c r4:85745400 [ 1347.100698][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.100982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1347.101334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1347.101476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.101506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.101542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.101567][ T32] r4:85780540 [ 1347.102031][ T32] INFO: task kworker/1:820:5640 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.102085][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.102260][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.102321][ T32] Call trace: [ 1347.102520][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.102583][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.102638][ T32] r4:00000000 [ 1347.102690][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.102741][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.102802][ T32] dd20: ad522000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.102889][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.102972][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.103053][ T32] r5:800f0013 r4:80239bb0 [ 1347.103107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.103244][ T32] r4:82ac21e4 [ 1347.103303][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.103432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.103490][ T32] r4:e023ddc0 [ 1347.103535][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.103634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.103690][ T32] r4:00000000 [ 1347.103740][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.103852][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.103914][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.104017][ T32] r5:00001000 r4:dfcb9000 [ 1347.104051][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.104099][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.104176][ T32] r5:84ba578c r4:84ba5400 [ 1347.104281][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.104394][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.104451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.104536][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.104573][ T32] r4:84bd5400 [ 1347.104595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.104652][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.104678][ T32] r4:00000001 [ 1347.104699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.104740][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.104830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.104907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.104941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.104998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.105027][ T32] r4:84bd4200 [ 1347.105051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.105085][ T32] INFO: task kworker/1:821:5643 blocked for more than 473 seconds. [ 1347.105124][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.105178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.105214][ T32] task:kworker/1:821 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.105284][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.105329][ T32] Call trace: [ 1347.105386][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.105451][ T32] r10:8291a684 r9:ebcf1d84 r8:00000002 r7:60000013 r6:ebcf1d8c r5:85706c00 [ 1347.105479][ T32] r4:85706c00 [ 1347.105502][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.105552][ T32] r5:85706c00 r4:8291a680 [ 1347.105585][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.105636][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.105792][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.106381][ T32] r5:8573bb8c r4:8573b800 [ 1347.106405][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.106476][ T32] r7:ddde2d80 r6:83018200 r5:8573bb8c r4:85778280 ** 2 printk messages dropped ** [ 1347.106665][ T32] r4:85778280 ** 3 printk messages dropped ** [ 1347.107111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.107748][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.108322][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.108688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 10 printk messages dropped ** [ 1347.143892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.144609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.144959][ T32] INFO: task kworker/0:431:5645 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.145932][ T32] r5:85703c00 r4:8291a680 ** 3 printk messages dropped ** [ 1347.146249][ T32] r4:00000000 [ 1347.146291][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.146370][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.146478][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.146540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d280 [ 1347.146565][ T32] r4:00000000 [ 1347.146587][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.146642][ T32] r9:83018005 r8:85703c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1347.146667][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.146794][ T32] r5:00001000 r4:ebb4f000 [ 1347.146824][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.146872][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.146920][ T32] r5:856d738c r4:856d7000 [ 1347.146970][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.147031][ T32] r7:dddced80 r6:83018000 r5:856d738c r4:85794d80 [ 1347.147056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.147177][ T32] r10:61c88647 r9:85703c00 r8:85794dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.147245][ T32] r4:85794d80 [ 1347.147274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.147429][ T32] r10:00000000 r9:85794d80 r8:80287e08 r7:ebbf5e60 r6:85778380 r5:85703c00 [ 1347.147472][ T32] r4:00000001 [ 1347.147497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.147550][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1347.147606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.147643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.147678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.147739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.147775][ T32] r4:85790e00 [ 1347.148209][ T32] INFO: task kworker/0:431:5645 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.148305][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.148409][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.148468][ T32] Call trace: [ 1347.148652][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.148743][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.148777][ T32] r4:00000000 [ 1347.148801][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.148877][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.148917][ T32] dd20: adb10000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.148952][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.149007][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.149051][ T32] r5:800f0013 r4:80239bb0 [ 1347.149099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.149163][ T32] r4:82ac21e4 [ 1347.149195][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.149251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.157316][ T32] r4:e023ddc0 [ 1347.157395][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.157503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.157541][ T32] r4:00000000 [ 1347.157566][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.157699][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.157729][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.157783][ T32] r5:00001000 r4:dfcb9000 [ 1347.157882][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.157960][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.158027][ T32] r5:84ba578c r4:84ba5400 [ 1347.158098][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.158201][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.158231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.158429][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.158475][ T32] r4:84bd5400 ** 1 printk messages dropped ** [ 1347.158587][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 8 printk messages dropped ** [ 1347.158945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.173454][ T32] r4:85705400 ** 4 printk messages dropped ** [ 1347.173884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcfde08 ** 7 printk messages dropped ** [ 1347.174391][ T32] r9:83018205 r8:85705400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1347.174738][ T32] r5:8573bf8c r4:8573bc00 ** 3 printk messages dropped ** [ 1347.175013][ T32] r10:61c88647 r9:85705400 r8:8577842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.175667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.176729][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.177295][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1347.177641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 12 printk messages dropped ** [ 1347.178362][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 8 printk messages dropped ** [ 1347.178838][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.187295][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.188204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 ** 2 printk messages dropped ** [ 1347.188399][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.188492][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.188587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85780f80 [ 1347.188645][ T32] r4:00000000 [ 1347.188689][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.188760][ T32] r9:83018205 r8:85700c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1347.188814][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.188883][ T32] r5:00001000 r4:eba79000 [ 1347.188922][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.189003][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.189062][ T32] r5:8574438c r4:85744000 [ 1347.189087][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.189154][ T32] r7:ddde2d80 r6:83018200 r5:8574438c r4:85778500 [ 1347.189218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.199603][ T32] r10:61c88647 r9:85700c00 r8:8577852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.199648][ T32] r4:85778500 [ 1347.199674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.199748][ T32] r10:00000000 r9:85778500 r8:80287e08 r7:ebcede60 r6:85778580 r5:85700c00 [ 1347.199774][ T32] r4:00000001 [ 1347.199799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.199875][ T32] Exception stack(0xebd01fb0 to 0xebd01ff8) [ 1347.199930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.199989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.200033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.200071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.200178][ T32] r4:857808c0 [ 1347.200638][ T32] INFO: task kworker/1:823:5648 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.200776][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.200889][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.200950][ T32] Call trace: [ 1347.200983][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.201068][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.201100][ T32] r4:00000000 [ 1347.201122][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.201205][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.201246][ T32] dd20: ae1bb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.201282][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.201357][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.201414][ T32] r5:800f0013 r4:80239bb0 [ 1347.201450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.201526][ T32] r4:82ac21e4 [ 1347.201553][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.201607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.201632][ T32] r4:e023ddc0 [ 1347.201653][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.201705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.201899][ T32] r4:00000000 [ 1347.202022][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.202086][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.202112][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.202218][ T32] r5:00001000 r4:dfcb9000 [ 1347.202247][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.202340][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.202421][ T32] r5:84ba578c r4:84ba5400 [ 1347.202523][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.202616][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 1 printk messages dropped ** [ 1347.202703][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.203675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.204297][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.204837][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.205424][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.205705][ T32] r5:856d6f8c r4:856d6c00 ** 3 printk messages dropped ** [ 1347.205986][ T32] r10:61c88647 r9:8566ec00 r8:85794e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.206592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.207515][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.207761][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1347.208341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1347.208954][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.239896][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.240228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.240595][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.241004][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.241587][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.241934][ T32] r5:8574478c r4:85744400 [ 1347.241969][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.242089][ T32] r7:ddde2d80 r6:83018200 r5:8574478c r4:85778680 [ 1347.242129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.242209][ T32] r10:61c88647 r9:856fd400 r8:857786ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.242256][ T32] r4:85778680 [ 1347.242282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.242337][ T32] r10:00000000 r9:85778680 r8:80287e08 r7:ebcede60 r6:85778700 r5:856fd400 [ 1347.242362][ T32] r4:00000001 [ 1347.242415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.242475][ T32] Exception stack(0xebd09fb0 to 0xebd09ff8) [ 1347.242510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.242543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.242575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.242630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.242659][ T32] r4:85780ec0 [ 1347.243091][ T32] INFO: task kworker/1:824:5652 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.243138][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.243211][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.243261][ T32] Call trace: [ 1347.243295][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.243375][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.243402][ T32] r4:00000000 [ 1347.243425][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.243470][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.243502][ T32] dd20: ae82f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.243534][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.243562][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.243587][ T32] r5:800f0013 r4:80239bb0 [ 1347.243609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.243655][ T32] r4:82ac21e4 [ 1347.243677][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.243728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.243753][ T32] r4:e023ddc0 [ 1347.243774][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.243824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.243850][ T32] r4:00000000 [ 1347.243897][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.243967][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.244002][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.244083][ T32] r5:00001000 r4:dfcb9000 [ 1347.244109][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.244155][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.244208][ T32] r5:84ba578c r4:84ba5400 [ 1347.244230][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.244310][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.244340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.244396][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.244422][ T32] r4:84bd5400 [ 1347.244443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.244496][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.244520][ T32] r4:00000001 [ 1347.244542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.244607][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.244641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.244698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.244732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.244767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.244792][ T32] r4:84bd4200 [ 1347.244820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.244894][ T32] INFO: task kworker/1:825:5655 blocked for more than 473 seconds. [ 1347.244948][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.244980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.245037][ T32] task:kworker/1:825 state:D stack:0 pid:5655 tgid:5655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.245094][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.245183][ T32] Call trace: [ 1347.245222][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.245279][ T32] r10:8291a684 r9:ebd0dd84 r8:00000002 r7:60000113 r6:ebd0dd8c r5:85709800 [ 1347.245306][ T32] r4:85709800 [ 1347.245374][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.245510][ T32] r5:85709800 r4:8291a680 [ 1347.245542][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.245587][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.245638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd0de08 [ 1347.245662][ T32] r4:00000000 [ 1347.245683][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.245757][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.245802][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.245851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771040 [ 1347.245875][ T32] r4:00000000 [ 1347.245897][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.245950][ T32] r9:83018205 r8:85709800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1347.245999][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.246052][ T32] r5:00001000 r4:ebb23000 [ 1347.246074][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.246118][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.246167][ T32] r5:85744b8c r4:85744800 [ 1347.246195][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.246263][ T32] r7:ddde2d80 r6:83018200 r5:85744b8c r4:85778780 [ 1347.246320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.246434][ T32] r10:61c88647 r9:85709800 r8:857787ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.246501][ T32] r4:85778780 [ 1347.246575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1347.247070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.247163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.247242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.247296][ T32] r4:85771100 [ 1347.247804][ T32] INFO: task kworker/1:825:5655 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.247889][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.248044][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.248156][ T32] Call trace: [ 1347.248200][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.248327][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.248389][ T32] r4:00000000 [ 1347.248465][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.248576][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.248681][ T32] dd20: ae82f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.248802][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.248882][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.248949][ T32] r5:800f0013 r4:80239bb0 [ 1347.248976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.249052][ T32] r4:82ac21e4 [ 1347.249110][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.249193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.249253][ T32] r4:e023ddc0 [ 1347.273022][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.273350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.273432][ T32] r4:00000000 [ 1347.273507][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.273628][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.273679][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.273786][ T32] r5:00001000 r4:dfcb9000 [ 1347.273817][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.273948][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.274013][ T32] r5:84ba578c r4:84ba5400 [ 1347.274038][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.274103][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.274265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.274353][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.274384][ T32] r4:84bd5400 [ 1347.274446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.274507][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.274561][ T32] r4:00000001 [ 1347.274593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.274639][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.274748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.274836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.274905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.274975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.275032][ T32] r4:84bd4200 [ 1347.275087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.275127][ T32] INFO: task kworker/1:826:5656 blocked for more than 473 seconds. [ 1347.275168][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.275206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.275306][ T32] task:kworker/1:826 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.275446][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.275507][ T32] Call trace: [ 1347.275608][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.275726][ T32] r10:8291a684 r9:ebd11d84 r8:00000002 r7:60000013 r6:ebd11d8c r5:85708000 [ 1347.275785][ T32] r4:85708000 [ 1347.275837][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.275934][ T32] r5:85708000 r4:8291a680 ** 1 printk messages dropped ** [ 1347.276080][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.276550][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.277035][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.277150][ T32] r5:85744f8c r4:85744c00 ** 1 printk messages dropped ** [ 1347.277330][ T32] r7:ddde2d80 r6:83018200 r5:85744f8c r4:85778880 ** 5 printk messages dropped ** [ 1347.277793][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.278144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.290151][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.290464][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.291010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 10 printk messages dropped ** [ 1347.291553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.291797][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.292014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.292383][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.292813][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.293227][ T32] r9:83018005 r8:84ae8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1347.293628][ T32] r5:8491d78c r4:8491d400 ** 3 printk messages dropped ** [ 1347.294005][ T32] r10:61c88647 r9:84ae8c00 r8:85794eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.294313][ T32] r4:00000001 [ 1347.294360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.294478][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1347.294555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.294625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.294689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.294761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.294838][ T32] r4:8577d100 [ 1347.295436][ T32] INFO: task kworker/0:433:5658 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.295535][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.295649][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.295704][ T32] Call trace: [ 1347.295762][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.295827][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.295854][ T32] r4:00000000 [ 1347.295875][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.295919][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.295951][ T32] dd20: aec6c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.295984][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.296014][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.296040][ T32] r5:800f0013 r4:80239bb0 [ 1347.296062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.296134][ T32] r4:82ac21e4 [ 1347.296178][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.296235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.296285][ T32] r4:e023ddc0 [ 1347.296311][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.296364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.296389][ T32] r4:00000000 [ 1347.296409][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.296461][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.296490][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.296541][ T32] r5:00001000 r4:dfcb9000 [ 1347.296586][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.296634][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.296702][ T32] r5:84ba578c r4:84ba5400 [ 1347.296729][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.296792][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.296819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.296876][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.296903][ T32] r4:84bd5400 [ 1347.296949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.297021][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.297055][ T32] r4:00000001 [ 1347.297142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.297195][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.297227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.297259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.297315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.297378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.297431][ T32] r4:84bd4200 [ 1347.297501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.297537][ T32] INFO: task kworker/1:827:5659 blocked for more than 473 seconds. [ 1347.297572][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.297614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.297671][ T32] task:kworker/1:827 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.297728][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.297774][ T32] Call trace: [ 1347.297809][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.297866][ T32] r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000013 r6:ebcf5d8c r5:84ae9800 [ 1347.297907][ T32] r4:84ae9800 [ 1347.297941][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.298019][ T32] r5:84ae9800 r4:8291a680 [ 1347.298045][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.298101][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.298167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1347.298224][ T32] r4:00000000 [ 1347.298250][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.298291][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.298330][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.298400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771800 [ 1347.298432][ T32] r4:00000000 [ 1347.298455][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.298509][ T32] r9:83018205 r8:84ae9800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1347.298768][ T32] r5:8574538c r4:85745000 [ 1347.298794][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.298952][ T32] r10:61c88647 r9:84ae9800 r8:857789ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.299356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.330842][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.331240][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1347.331553][ T32] r4:e023ddc0 ** 7 printk messages dropped ** [ 1347.331904][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.332276][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.332302][ T32] r4:00000001 [ 1347.332323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.332365][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.332407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.332472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.332512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.332548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.332573][ T32] r4:84bd4200 [ 1347.332596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.332642][ T32] INFO: task kworker/0:434:5662 blocked for more than 473 seconds. [ 1347.332706][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.332745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.332774][ T32] task:kworker/0:434 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.332845][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.332898][ T32] Call trace: [ 1347.333055][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.333116][ T32] r10:8291a684 r9:ebd15d84 r8:00000002 r7:60000113 r6:ebd15d8c r5:84aea400 [ 1347.333142][ T32] r4:84aea400 [ 1347.333165][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.333220][ T32] r5:84aea400 r4:8291a680 [ 1347.333243][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.333288][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.333337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd15e08 [ 1347.333435][ T32] r4:00000000 [ 1347.333546][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.333591][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.333686][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.333751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d440 [ 1347.333779][ T32] r4:00000000 [ 1347.333801][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.333853][ T32] r9:83018005 r8:84aea400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1347.333877][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.333924][ T32] r5:00001000 r4:ebb5f000 [ 1347.333946][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.333990][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.334060][ T32] r5:856d778c r4:856d7400 [ 1347.334111][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.334167][ T32] r7:dddced80 r6:83018000 r5:856d778c r4:85782000 [ 1347.334194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.334251][ T32] r10:61c88647 r9:84aea400 r8:8578202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.334276][ T32] r4:85782000 [ 1347.334296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.334373][ T32] r10:00000000 r9:85782000 r8:80287e08 r7:ebce5e60 r6:85782080 r5:84aea400 [ 1347.334402][ T32] r4:00000001 [ 1347.334434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.334477][ T32] Exception stack(0xebd15fb0 to 0xebd15ff8) [ 1347.334507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.334542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.334572][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.334608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.334690][ T32] r4:8577d2c0 [ 1347.334968][ T32] INFO: task kworker/0:434:5662 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.335014][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.335172][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.335232][ T32] Call trace: [ 1347.335334][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.335399][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.335427][ T32] r4:00000000 [ 1347.335475][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.335526][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.335586][ T32] dd20: af278000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.335634][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.335677][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.335708][ T32] r5:800f0013 r4:80239bb0 [ 1347.335731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1347.335908][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1347.336150][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1347.336466][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.336747][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.337212][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.337597][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.337984][ T32] r9:83018205 r8:84aeb000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1347.338181][ T32] r5:85745f8c r4:85745c00 ** 2 printk messages dropped ** [ 1347.338301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.338357][ T32] r10:61c88647 r9:84aeb000 r8:85778a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.338382][ T32] r4:85778a00 [ 1347.338404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.338456][ T32] r10:00000000 r9:85778a00 r8:80287e08 r7:ebcede60 r6:85782100 r5:84aeb000 [ 1347.338481][ T32] r4:00000001 [ 1347.338529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.338575][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1347.338605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.338637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.338680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.338717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.338742][ T32] r4:85771400 [ 1347.339001][ T32] INFO: task kworker/1:828:5665 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.339094][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.339299][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.359727][ T32] Call trace: [ 1347.359797][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.359884][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.359912][ T32] r4:00000000 [ 1347.359935][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.359985][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.360022][ T32] dd20: af6df000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.360073][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.360136][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.360170][ T32] r5:800f0013 r4:80239bb0 [ 1347.360201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.360253][ T32] r4:82ac21e4 [ 1347.360277][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.360329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.360354][ T32] r4:e023ddc0 [ 1347.360377][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.360473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.360527][ T32] r4:00000000 [ 1347.360553][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.360611][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.360635][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.360735][ T32] r5:00001000 r4:dfcb9000 [ 1347.360762][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.360858][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.360913][ T32] r5:84ba578c r4:84ba5400 [ 1347.360935][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.361039][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.361071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.361129][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.361219][ T32] r4:84bd5400 [ 1347.361271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.361392][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.361421][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.361527][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1347.362074][ T32] INFO: task kworker/1:829:5666 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.362601][ T32] r4:84aebc00 ** 3 printk messages dropped ** [ 1347.362746][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.363190][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.363369][ T32] r5:85745b8c r4:85745800 [ 1347.363422][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.363750][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.363982][ T32] r4:85771980 ** 2 printk messages dropped ** [ 1347.364521][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.364859][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.365370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1347.365876][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1347.366300][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1347.366518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.367116][ T32] r4:84aec800 ** 4 printk messages dropped ** [ 1347.367342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 ** 8 printk messages dropped ** [ 1347.367719][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.367886][ T32] r5:8574678c r4:85746400 [ 1347.367908][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.367960][ T32] r7:ddde2d80 r6:83018200 r5:8574678c r4:85778b00 [ 1347.367983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.368036][ T32] r10:61c88647 r9:84aec800 r8:85778b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.368061][ T32] r4:85778b00 [ 1347.368081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.368150][ T32] r10:00000000 r9:85778b00 r8:80287e08 r7:ebd1de60 r6:85782200 r5:84aec800 [ 1347.368214][ T32] r4:00000001 [ 1347.368239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.368306][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1347.368341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.368374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.368405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.368452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.368480][ T32] r4:857715c0 [ 1347.368795][ T32] INFO: task kworker/1:830:5668 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.368842][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.368921][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.369016][ T32] Call trace: [ 1347.369053][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.369111][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.369166][ T32] r4:00000000 [ 1347.369196][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.369242][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.369340][ T32] dd20: af6df000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.395795][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.395883][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.395945][ T32] r5:800f0013 r4:80239bb0 [ 1347.395999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.396076][ T32] r4:82ac21e4 [ 1347.396099][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.396185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.396218][ T32] r4:e023ddc0 [ 1347.396245][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.396299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.396324][ T32] r4:00000000 [ 1347.396345][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.396400][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.396425][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.396475][ T32] r5:00001000 r4:dfcb9000 [ 1347.396497][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.396541][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.396629][ T32] r5:84ba578c r4:84ba5400 [ 1347.396657][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.396715][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.396738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.396791][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.396877][ T32] r4:84bd5400 [ 1347.396903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.396957][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.396983][ T32] r4:00000001 [ 1347.397016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.397063][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.397094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.397126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.397155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.397195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.397220][ T32] r4:84bd4200 [ 1347.397245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.397303][ T32] INFO: task kworker/0:435:5669 blocked for more than 473 seconds. [ 1347.397345][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.397372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.397400][ T32] task:kworker/0:435 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.397463][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.397534][ T32] Call trace: [ 1347.397599][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.397664][ T32] r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c r5:84aed400 [ 1347.397714][ T32] r4:84aed400 [ 1347.397740][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.397790][ T32] r5:84aed400 r4:8291a680 [ 1347.397813][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.397857][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.397906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 [ 1347.397953][ T32] r4:00000000 [ 1347.397980][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.398021][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.398064][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.398115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577db00 [ 1347.398140][ T32] r4:00000000 [ 1347.398181][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.398253][ T32] r9:83018005 r8:84aed400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1347.398281][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.398329][ T32] r5:00001000 r4:eac8b000 [ 1347.398374][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.398423][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.398471][ T32] r5:856d7f8c r4:856d7c00 [ 1347.398523][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.398581][ T32] r7:dddced80 r6:83018000 r5:856d7f8c r4:85782280 [ 1347.398604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.398660][ T32] r10:61c88647 r9:84aed400 r8:857822ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.398685][ T32] r4:85782280 [ 1347.398708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.398761][ T32] r10:00000000 r9:85782280 r8:80287e08 r7:ebce5e60 r6:85782300 r5:84aed400 [ 1347.398796][ T32] r4:00000001 [ 1347.398831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.398876][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) [ 1347.398906][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.398937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.407379][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.407687][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1347.407953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 8 printk messages dropped ** [ 1347.408256][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.408674][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 8 printk messages dropped ** [ 1347.408934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.408965][ T32] INFO: task kworker/1:831:5671 blocked for more than 473 seconds. [ 1347.409001][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.409028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.409053][ T32] task:kworker/1:831 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.409107][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.409204][ T32] Call trace: [ 1347.422214][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.422413][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000013 r6:ebd2dd8c r5:84aee000 [ 1347.422449][ T32] r4:84aee000 [ 1347.422498][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.422556][ T32] r5:84aee000 r4:8291a680 [ 1347.422591][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.422642][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.422709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1347.422740][ T32] r4:00000000 [ 1347.422785][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.422883][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.422955][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.423010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771cc0 [ 1347.423038][ T32] r4:00000000 [ 1347.423060][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.423140][ T32] r9:83018205 r8:84aee000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1347.423170][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.423240][ T32] r5:00001000 r4:ebc23000 [ 1347.423266][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.423354][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.423411][ T32] r5:8574638c r4:85746000 [ 1347.423435][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.423490][ T32] r7:ddde2d80 r6:83018200 r5:8574638c r4:85778b80 [ 1347.423514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.423568][ T32] r10:61c88647 r9:84aee000 r8:85778bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.423593][ T32] r4:85778b80 [ 1347.423614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.423667][ T32] r10:00000000 r9:85778b80 r8:80287e08 r7:ebd25e60 r6:85782380 r5:84aee000 [ 1347.423692][ T32] r4:00000001 [ 1347.423714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.423761][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) [ 1347.423822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.423908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.423943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.424007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.424134][ T32] r4:85771780 [ 1347.424562][ T32] INFO: task kworker/1:831:5671 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.424608][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.425206][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.425582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1347.426135][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.426462][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.426723][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 1347.427168][ T32] r5:84aeec00 r4:8291a680 ** 2 printk messages dropped ** [ 1347.427316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 ** 8 printk messages dropped ** [ 1347.427745][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.427919][ T32] r5:85746b8c r4:85746800 ** 3 printk messages dropped ** [ 1347.428069][ T32] r10:61c88647 r9:84aeec00 r8:85778c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.428403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.429047][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 2 printk messages dropped ** [ 1347.429147][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.429185][ T32] dd20: afe17000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.429219][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.429247][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.429327][ T32] r5:800f0013 r4:80239bb0 [ 1347.448248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.448372][ T32] r4:82ac21e4 [ 1347.448409][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.448516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.448553][ T32] r4:e023ddc0 [ 1347.448583][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.448646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.448676][ T32] r4:00000000 [ 1347.448702][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.448785][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.448818][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.448883][ T32] r5:00001000 r4:dfcb9000 [ 1347.448910][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.448975][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.449051][ T32] r5:84ba578c r4:84ba5400 [ 1347.449087][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.449154][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.449195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.449265][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.451650][ T32] r4:84bd5400 [ 1347.451714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.451788][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.451816][ T32] r4:00000001 [ 1347.451839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.451883][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.451918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.451952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.452008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.452048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.452073][ T32] r4:84bd4200 [ 1347.452099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.452144][ T32] INFO: task kworker/1:833:5678 blocked for more than 473 seconds. [ 1347.452192][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.452223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.452252][ T32] task:kworker/1:833 state:D stack:0 pid:5678 tgid:5678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.452318][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.452373][ T32] Call trace: [ 1347.452426][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.452493][ T32] r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:84ae8000 [ 1347.452528][ T32] r4:84ae8000 [ 1347.452550][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.452598][ T32] r5:84ae8000 r4:8291a680 [ 1347.452620][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.452664][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.452739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1347.452794][ T32] r4:00000000 [ 1347.452823][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.452864][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.452922][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.452981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a32480 [ 1347.453018][ T32] r4:00000000 [ 1347.453080][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.453141][ T32] r9:83018205 r8:84ae8000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1347.453188][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.453242][ T32] r5:00001000 r4:eb23d000 [ 1347.453265][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.453310][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.453358][ T32] r5:85746f8c r4:85746c00 [ 1347.453380][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.453434][ T32] r7:ddde2d80 r6:83018200 r5:85746f8c r4:85778c80 [ 1347.453457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.453513][ T32] r10:61c88647 r9:84ae8000 r8:85778cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.453545][ T32] r4:85778c80 [ 1347.453580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.453649][ T32] r10:00000000 r9:85778c80 r8:80287e08 r7:ebd19e60 r6:85782480 r5:84ae8000 [ 1347.453678][ T32] r4:00000001 [ 1347.453699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.453739][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1347.453769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.453818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.453916][ T32] r4:85771f00 ** 3 printk messages dropped ** [ 1347.454612][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.454840][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1347.455151][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1347.455566][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.455989][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1347.456299][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1347.456534][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.456780][ T32] r4:85702400 ** 4 printk messages dropped ** [ 1347.457019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 ** 8 printk messages dropped ** [ 1347.457467][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.457667][ T32] r5:8491cb8c r4:8491c800 ** 2 printk messages dropped ** [ 1347.457786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.458111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.458693][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.458986][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.478194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1347.478818][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1347.479213][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1347.483996][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1347.484269][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.484706][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.484915][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.484964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769040 [ 1347.485014][ T32] r4:00000000 [ 1347.485042][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.485178][ T32] r9:83018205 r8:857c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1347.485213][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.485269][ T32] r5:00001000 r4:eb2ad000 [ 1347.485306][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.485361][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.485426][ T32] r5:8574738c r4:85747000 [ 1347.485466][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.485538][ T32] r7:ddde2d80 r6:83018200 r5:8574738c r4:85778d00 [ 1347.485562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.485616][ T32] r10:61c88647 r9:857c8000 r8:85778d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.485641][ T32] r4:85778d00 [ 1347.485676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.485735][ T32] r10:00000000 r9:85778d00 r8:80287e08 r7:ebc45e60 r6:85782600 r5:857c8000 [ 1347.485761][ T32] r4:00000001 [ 1347.485781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.485847][ T32] Exception stack(0xebd31fb0 to 0xebd31ff8) [ 1347.485882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.485914][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.485968][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.486007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.486033][ T32] r4:85771c00 [ 1347.486455][ T32] INFO: task kworker/1:834:5681 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.486555][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.486652][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.486702][ T32] Call trace: [ 1347.486763][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.486826][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.486852][ T32] r4:00000000 [ 1347.486880][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.486924][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.486956][ T32] dd20: b05bc000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.486988][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.487016][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.487108][ T32] r5:800f0013 r4:80239bb0 [ 1347.487138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.487193][ T32] r4:82ac21e4 [ 1347.487218][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.487411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.487525][ T32] r4:e023ddc0 [ 1347.487554][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.487607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.487632][ T32] r4:00000000 [ 1347.487653][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.487732][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.487760][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.487811][ T32] r5:00001000 r4:dfcb9000 [ 1347.487834][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.487878][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.487927][ T32] r5:84ba578c r4:84ba5400 [ 1347.487949][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.488008][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.488034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.488113][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.488144][ T32] r4:84bd5400 [ 1347.488165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.488226][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.488300][ T32] r4:00000001 [ 1347.488328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.488371][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.488402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.488433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.488462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.488597][ T32] INFO: task kworker/1:835:5683 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.489052][ T32] r4:857c8c00 ** 4 printk messages dropped ** [ 1347.505929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 ** 4 printk messages dropped ** [ 1347.506201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769d80 ** 4 printk messages dropped ** [ 1347.506524][ T32] r5:00001000 r4:eb7b9000 ** 2 printk messages dropped ** [ 1347.506647][ T32] r5:8574978c r4:85749400 ** 1 printk messages dropped ** [ 1347.506726][ T32] r7:ddde2d80 r6:83018200 r5:8574978c r4:85778d80 ** 4 printk messages dropped ** [ 1347.506980][ T32] r10:00000000 r9:85778d80 r8:80287e08 r7:ebd31e60 r6:85782680 r5:857c8c00 ** 8 printk messages dropped ** [ 1347.507872][ T32] INFO: task kworker/1:835:5683 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 9 printk messages dropped ** [ 1347.508379][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.508860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 10 printk messages dropped ** [ 1347.519916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.520306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.520621][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.521014][ T32] r5:857c9800 r4:8291a680 ** 2 printk messages dropped ** [ 1347.521145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 [ 1347.521171][ T32] r4:00000000 [ 1347.521212][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.521259][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.521316][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.521404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769340 [ 1347.521435][ T32] r4:00000000 [ 1347.521460][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.521516][ T32] r9:83018205 r8:857c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1347.521541][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.521590][ T32] r5:00001000 r4:eb497000 [ 1347.521613][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.521659][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.521707][ T32] r5:8574778c r4:85747400 [ 1347.521729][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.521780][ T32] r7:ddde2d80 r6:83018200 r5:8574778c r4:85778e00 [ 1347.521803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.521856][ T32] r10:61c88647 r9:857c9800 r8:85778e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.521905][ T32] r4:85778e00 [ 1347.521953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.522016][ T32] r10:00000000 r9:85778e00 r8:80287e08 r7:ebd35e60 r6:85782700 r5:857c9800 [ 1347.522043][ T32] r4:00000001 [ 1347.522066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.522146][ T32] Exception stack(0xebd39fb0 to 0xebd39ff8) [ 1347.522182][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.522249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.522307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.522344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.522381][ T32] r4:857690c0 [ 1347.522793][ T32] INFO: task kworker/1:836:5684 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.522836][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.522929][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.523057][ T32] Call trace: [ 1347.523096][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.523159][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.523194][ T32] r4:00000000 [ 1347.523216][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.523262][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.523294][ T32] dd20: b0bec000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.523343][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.523375][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.523403][ T32] r5:800f0013 r4:80239bb0 [ 1347.523425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.523498][ T32] r4:82ac21e4 [ 1347.523549][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.523605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.523652][ T32] r4:e023ddc0 [ 1347.523679][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.523731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.523780][ T32] r4:00000000 [ 1347.523806][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.523860][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.523884][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.524112][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.524381][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.524641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.525104][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.525477][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.525892][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.526278][ T32] r5:85747b8c r4:85747800 [ 1347.526300][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.526377][ T32] r7:ddde2d80 r6:83018200 r5:85747b8c r4:85778e80 [ 1347.526458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.526546][ T32] r10:61c88647 r9:857ca400 r8:85778eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.526601][ T32] r4:85778e80 [ 1347.526651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.526708][ T32] r10:00000000 r9:85778e80 r8:80287e08 r7:ebd35e60 r6:85782780 r5:857ca400 [ 1347.526758][ T32] r4:00000001 [ 1347.526783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.526824][ T32] Exception stack(0xebd3dfb0 to 0xebd3dff8) [ 1347.526856][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.526888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.526917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.526952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.527000][ T32] r4:85769380 [ 1347.527286][ T32] INFO: task kworker/1:837:5687 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.527347][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.527475][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.527524][ T32] Call trace: [ 1347.527581][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.527661][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.527692][ T32] r4:00000000 [ 1347.527713][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.527783][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.527827][ T32] dd20: b0bec000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.527893][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.527983][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.528021][ T32] r5:800f0013 r4:80239bb0 [ 1347.528068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.528152][ T32] r4:82ac21e4 [ 1347.528180][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.528239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.528264][ T32] r4:e023ddc0 [ 1347.528297][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.528375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.528404][ T32] r4:00000000 [ 1347.528443][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.528504][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.528531][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.528580][ T32] r5:00001000 r4:dfcb9000 [ 1347.528607][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.528671][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.528750][ T32] r5:84ba578c r4:84ba5400 [ 1347.528811][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.528878][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.528903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.528998][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.529059][ T32] r4:84bd5400 [ 1347.529109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.529168][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.529201][ T32] r4:00000001 [ 1347.529248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.549688][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.549746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.549799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.549860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.549902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.549955][ T32] r4:84bd4200 [ 1347.550011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.550052][ T32] INFO: task kworker/1:838:5688 blocked for more than 474 seconds. [ 1347.550092][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.550123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.550151][ T32] task:kworker/1:838 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.550227][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.550321][ T32] Call trace: [ 1347.550426][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.550496][ T32] r10:8291a684 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:857cb000 [ 1347.550523][ T32] r4:857cb000 [ 1347.550570][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.550649][ T32] r5:857cb000 r4:8291a680 [ 1347.550688][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.550819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 ** 8 printk messages dropped ** [ 1347.551122][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.551302][ T32] r5:85747f8c r4:85747c00 ** 1 printk messages dropped ** [ 1347.551437][ T32] r7:ddde2d80 r6:83018200 r5:85747f8c r4:85778f00 ** 4 printk messages dropped ** [ 1347.551639][ T32] r10:00000000 r9:85778f00 r8:80287e08 r7:ebd35e60 r6:85782800 r5:857cb000 ** 8 printk messages dropped ** [ 1347.552362][ T32] INFO: task kworker/1:838:5688 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.552411][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.552496][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.552568][ T32] Call trace: [ 1347.552618][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.552703][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.552734][ T32] r4:00000000 [ 1347.552757][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.552803][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.552845][ T32] dd20: b0e9b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.552882][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.552934][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.552964][ T32] r5:800f0013 r4:80239bb0 [ 1347.553037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.553089][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1347.553195][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1347.553463][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1347.553764][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.554060][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.554514][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.554996][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.555516][ T32] r9:83018205 r8:857cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1347.555731][ T32] r5:8574838c r4:85748000 [ 1347.555770][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.555956][ T32] r4:85778f80 ** 5 printk messages dropped ** [ 1347.556261][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.556900][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.557291][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.557596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1347.558093][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1347.558402][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 2 printk messages dropped ** [ 1347.558548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.558586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.558637][ T32] r4:84bd4200 [ 1347.558688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.558722][ T32] INFO: task kworker/1:840:5692 blocked for more than 474 seconds. [ 1347.558754][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.558781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.558807][ T32] task:kworker/1:840 state:D stack:0 pid:5692 tgid:5692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.558857][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.558902][ T32] Call trace: [ 1347.558970][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.559027][ T32] r10:8291a684 r9:ebd51d84 r8:00000002 r7:60000113 r6:ebd51d8c r5:857cbc00 [ 1347.559077][ T32] r4:857cbc00 [ 1347.559103][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.559151][ T32] r5:857cbc00 r4:8291a680 [ 1347.559175][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.559227][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.582627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 [ 1347.582759][ T32] r4:00000000 [ 1347.582793][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.582860][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.582907][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.582983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769880 [ 1347.583014][ T32] r4:00000000 [ 1347.583036][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.583117][ T32] r9:83018205 r8:857cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1347.583174][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.583239][ T32] r5:00001000 r4:eb723000 [ 1347.583264][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.583310][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.583404][ T32] r5:8574878c r4:85748400 [ 1347.583457][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.583543][ T32] r7:ddde2d80 r6:83018200 r5:8574878c r4:85768000 [ 1347.583583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.583642][ T32] r10:61c88647 r9:857cbc00 r8:8576802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.583692][ T32] r4:85768000 [ 1347.583717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.583798][ T32] r10:00000000 r9:85768000 r8:80287e08 r7:ebd35e60 r6:85782900 r5:857cbc00 [ 1347.583837][ T32] r4:00000001 [ 1347.583870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.583915][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) [ 1347.583949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.583996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.584033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.584071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.584096][ T32] r4:85769500 [ 1347.584518][ T32] INFO: task kworker/1:840:5692 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.584566][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.584642][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.584749][ T32] Call trace: [ 1347.584789][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.584919][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.584952][ T32] r4:00000000 [ 1347.584974][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.585057][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.585096][ T32] dd20: b1260000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.585129][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.585302][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.585336][ T32] r5:800f0013 r4:80239bb0 [ 1347.585359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.585433][ T32] r4:82ac21e4 [ 1347.585498][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.585564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.585617][ T32] r4:e023ddc0 [ 1347.585644][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.585701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.585728][ T32] r4:00000000 [ 1347.585751][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.586079][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1347.586380][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1347.586742][ T32] r4:84bd4200 [ 1347.586770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.586816][ T32] INFO: task kworker/1:841:5694 blocked for more than 474 seconds. [ 1347.586855][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.586909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.586939][ T32] task:kworker/1:841 state:D stack:0 pid:5694 tgid:5694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.587044][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.587109][ T32] Call trace: [ 1347.587142][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.587263][ T32] r10:8291a684 r9:ebd59d84 r8:00000002 r7:60000113 r6:ebd59d8c r5:857cec00 [ 1347.587295][ T32] r4:857cec00 [ 1347.587316][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.587382][ T32] r5:857cec00 r4:8291a680 [ 1347.587406][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.587453][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.587503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd59e08 [ 1347.587528][ T32] r4:00000000 [ 1347.587548][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.587588][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.587627][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.587674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769980 [ 1347.587723][ T32] r4:00000000 [ 1347.587778][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.587840][ T32] r9:83018205 r8:857cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.587867][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.587917][ T32] r5:00001000 r4:eb74f000 [ 1347.587941][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.587985][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.588086][ T32] r5:85748b8c r4:85748800 [ 1347.588112][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.588167][ T32] r7:ddde2d80 r6:83018200 r5:85748b8c r4:85768080 [ 1347.588207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.588268][ T32] r10:61c88647 r9:857cec00 r8:857680ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.588308][ T32] r4:85768080 [ 1347.588334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.588388][ T32] r10:00000000 r9:85768080 r8:80287e08 r7:ebd35e60 r6:85782980 r5:857cec00 [ 1347.588413][ T32] r4:00000001 [ 1347.588486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.588556][ T32] Exception stack(0xebd59fb0 to 0xebd59ff8) [ 1347.588605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.588641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.588673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.588732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.588902][ T32] r4:85769680 [ 1347.589176][ T32] INFO: task kworker/1:841:5694 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.589266][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.609773][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.609851][ T32] Call trace: [ 1347.609912][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.609986][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.610013][ T32] r4:00000000 [ 1347.610035][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.610082][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.610138][ T32] dd20: b16be000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.610260][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 5 printk messages dropped ** [ 1347.610501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1347.610979][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1347.611177][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1347.611388][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1347.611564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.611926][ T32] r4:857ce000 ** 4 printk messages dropped ** [ 1347.612110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 ** 4 printk messages dropped ** [ 1347.612293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769ac0 ** 7 printk messages dropped ** [ 1347.612576][ T32] r5:85748f8c r4:85748c00 [ 1347.612597][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.612735][ T32] r10:61c88647 r9:857ce000 r8:8576812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.613099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.613129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.613178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.613211][ T32] r4:85769780 [ 1347.613624][ T32] INFO: task kworker/1:842:5696 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.613668][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.613827][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.613931][ T32] Call trace: [ 1347.613993][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.614053][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.614090][ T32] r4:00000000 [ 1347.614116][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.614201][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.614238][ T32] dd20: b16be000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.614273][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.614301][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.614330][ T32] r5:800f0013 r4:80239bb0 [ 1347.614353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.614400][ T32] r4:82ac21e4 [ 1347.614423][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.614509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.614539][ T32] r4:e023ddc0 [ 1347.614562][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.614642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.614711][ T32] r4:00000000 [ 1347.614738][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.614793][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.614836][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.614923][ T32] r5:00001000 r4:dfcb9000 [ 1347.614949][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.614997][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.615044][ T32] r5:84ba578c r4:84ba5400 [ 1347.615067][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.615119][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.615142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.615201][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.615255][ T32] r4:84bd5400 [ 1347.615282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.615354][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 5 printk messages dropped ** [ 1347.615632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.616048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.616381][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.616761][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.616928][ T32] r5:8574938c r4:85749000 [ 1347.616971][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.617027][ T32] r7:ddde2d80 r6:83018200 r5:8574938c r4:85768180 [ 1347.617052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.617107][ T32] r10:61c88647 r9:857cc800 r8:857681ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.617132][ T32] r4:85768180 [ 1347.617178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.617240][ T32] r10:00000000 r9:85768180 r8:80287e08 r7:ebd35e60 r6:85782a80 r5:857cc800 [ 1347.617287][ T32] r4:00000001 [ 1347.617313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.617356][ T32] Exception stack(0xebd65fb0 to 0xebd65ff8) [ 1347.617397][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.617435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.617517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.617556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.617582][ T32] r4:85769a40 [ 1347.617844][ T32] INFO: task kworker/1:843:5699 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.617910][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.618006][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.618054][ T32] Call trace: [ 1347.618086][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.618144][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.618171][ T32] r4:00000000 [ 1347.618198][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.618244][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.618276][ T32] dd20: b16be000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.618308][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.618336][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.618362][ T32] r5:800f0013 r4:80239bb0 [ 1347.618384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.618432][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1347.618504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 12 printk messages dropped ** [ 1347.619025][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1347.619235][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.653150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.653822][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.654475][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.655210][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.655594][ T32] r5:85749b8c r4:85749800 ** 1 printk messages dropped ** [ 1347.655775][ T32] r7:ddde2d80 r6:83018200 r5:85749b8c r4:85768200 ** 5 printk messages dropped ** [ 1347.656247][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.656584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.657811][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.658360][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1347.658871][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1347.680003][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1347.680394][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1347.680841][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.680970][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.681039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.681102][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.681197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.681283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.681355][ T32] r4:84bd4200 [ 1347.681459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.681552][ T32] INFO: task kworker/1:845:5703 blocked for more than 474 seconds. [ 1347.681678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.681737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.681816][ T32] task:kworker/1:845 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.681988][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.682104][ T32] Call trace: [ 1347.682225][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.682348][ T32] r10:8291a684 r9:ebd45d84 r8:00000002 r7:60000113 r6:ebd45d8c r5:8570bc00 [ 1347.682406][ T32] r4:8570bc00 [ 1347.682452][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.682546][ T32] r5:8570bc00 r4:8291a680 [ 1347.682616][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.682713][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.682813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 [ 1347.682859][ T32] r4:00000000 [ 1347.682908][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.682986][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.683096][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.683200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84283000 [ 1347.683254][ T32] r4:00000000 [ 1347.683297][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.683423][ T32] r9:83018205 r8:8570bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1347.683472][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.683584][ T32] r5:00001000 r4:ebaf7000 [ 1347.683635][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.683725][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.683859][ T32] r5:8574a38c r4:8574a000 [ 1347.683914][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.684014][ T32] r7:ddde2d80 r6:83018200 r5:8574a38c r4:85768300 [ 1347.684064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.684170][ T32] r10:61c88647 r9:8570bc00 r8:8576832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.684249][ T32] r4:85768300 [ 1347.684332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.684470][ T32] r10:00000000 r9:85768300 r8:80287e08 r7:ebc55e60 r6:85768380 r5:8570bc00 [ 1347.684526][ T32] r4:00000001 [ 1347.684567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.684666][ T32] Exception stack(0xebd45fb0 to 0xebd45ff8) [ 1347.684736][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.685819][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.686724][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.687282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 10 printk messages dropped ** [ 1347.688192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.688958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.706623][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.707337][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.707439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd69e08 [ 1347.707489][ T32] r4:00000000 [ 1347.707540][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.707619][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.707702][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.707798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769240 [ 1347.707853][ T32] r4:00000000 [ 1347.707896][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.708057][ T32] r9:83018205 r8:8570c800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1347.708115][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.708219][ T32] r5:00001000 r4:eb999000 [ 1347.708264][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.708353][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.708451][ T32] r5:85749f8c r4:85749c00 [ 1347.708501][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.708610][ T32] r7:ddde2d80 r6:83018200 r5:85749f8c r4:85768400 [ 1347.708655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.708766][ T32] r10:61c88647 r9:8570c800 r8:8576842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.708825][ T32] r4:85768400 [ 1347.708867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.708973][ T32] r10:00000000 r9:85768400 r8:80287e08 r7:ebd45e60 r6:85768480 r5:8570c800 [ 1347.709024][ T32] r4:00000001 [ 1347.709070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.709152][ T32] Exception stack(0xebd69fb0 to 0xebd69ff8) [ 1347.709225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.722108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.722277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.722359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.722411][ T32] r4:85769ec0 [ 1347.723093][ T32] INFO: task kworker/1:846:5706 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.723190][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.723388][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.723507][ T32] Call trace: [ 1347.723628][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.723801][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.723858][ T32] r4:00000000 [ 1347.723933][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.724026][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.724091][ T32] dd20: b24cc000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.724324][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.724390][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.724445][ T32] r5:800f0013 r4:80239bb0 [ 1347.724492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.724612][ T32] r4:82ac21e4 [ 1347.724666][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.724762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.724811][ T32] r4:e023ddc0 [ 1347.724877][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.724975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 5 printk messages dropped ** [ 1347.725370][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.726114][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 5 printk messages dropped ** [ 1347.726490][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.726935][ T32] task:kworker/1:847 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.727723][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.728081][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.728200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578d0c0 [ 1347.728259][ T32] r4:00000000 [ 1347.728304][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.728404][ T32] r9:83018205 r8:8570d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1347.728512][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.728611][ T32] r5:00001000 r4:ebb11000 [ 1347.728657][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.728743][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.728898][ T32] r5:8574a78c r4:8574a400 [ 1347.728948][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.729048][ T32] r7:ddde2d80 r6:83018200 r5:8574a78c r4:85768500 [ 1347.729093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.729205][ T32] r10:61c88647 r9:8570d400 r8:8576852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.729261][ T32] r4:85768500 [ 1347.729378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.749879][ T32] r10:00000000 r9:85768500 r8:80287e08 r7:ebd45e60 r6:85768580 r5:8570d400 [ 1347.749942][ T32] r4:00000001 [ 1347.749998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.750148][ T32] Exception stack(0xebd71fb0 to 0xebd71ff8) [ 1347.750226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.750295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.750358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.750425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.750477][ T32] r4:84a15500 [ 1347.751147][ T32] INFO: task kworker/1:847:5707 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.751244][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.751403][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.751510][ T32] Call trace: [ 1347.751580][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.751697][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.751765][ T32] r4:00000000 [ 1347.751811][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.751926][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.751993][ T32] dd20: b27d7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.752061][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.752115][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.752191][ T32] r5:800f0013 r4:80239bb0 [ 1347.752296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.752393][ T32] r4:82ac21e4 [ 1347.752473][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.752600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.752680][ T32] r4:e023ddc0 [ 1347.752732][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.752854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.752912][ T32] r4:00000000 [ 1347.752985][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.753093][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.753143][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.753255][ T32] r5:00001000 r4:dfcb9000 [ 1347.753315][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.753409][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.753514][ T32] r5:84ba578c r4:84ba5400 [ 1347.753558][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.753678][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.753753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.753877][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.753929][ T32] r4:84bd5400 [ 1347.753986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.754092][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.754145][ T32] r4:00000001 [ 1347.754198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.754283][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.754337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.754406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.754467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.754529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.754583][ T32] r4:84bd4200 [ 1347.754628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.754698][ T32] INFO: task kworker/1:848:5708 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1347.755012][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.755820][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.756418][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.756999][ T32] r5:8574ab8c r4:8574a800 [ 1347.757050][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.757340][ T32] r10:61c88647 r9:8570e000 r8:8576862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.757852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.758684][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.758984][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.759063][ T32] r4:00000000 [ 1347.759112][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.759215][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.787500][ T32] dd20: b2b88000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.787693][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.787812][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.787910][ T32] r5:800f0013 r4:80239bb0 [ 1347.787991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.788121][ T32] r4:82ac21e4 [ 1347.788169][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.788277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.788332][ T32] r4:e023ddc0 [ 1347.788375][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.788475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.788536][ T32] r4:00000000 [ 1347.788596][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.788716][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.788769][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.788872][ T32] r5:00001000 r4:dfcb9000 [ 1347.788922][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.789013][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.789140][ T32] r5:84ba578c r4:84ba5400 [ 1347.789199][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.792290][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.792360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.792490][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.792572][ T32] r4:84bd5400 [ 1347.792624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.792730][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.792777][ T32] r4:00000001 [ 1347.792851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.792955][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.793025][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.793090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.793180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.793259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.793313][ T32] r4:84bd4200 [ 1347.793377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.793446][ T32] INFO: task kworker/1:849:5711 blocked for more than 474 seconds. [ 1347.793522][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.793579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.793632][ T32] task:kworker/1:849 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.793754][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.793920][ T32] Call trace: [ 1347.793997][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.794106][ T32] r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:8570b000 [ 1347.794192][ T32] r4:8570b000 [ 1347.794250][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.794347][ T32] r5:8570b000 r4:8291a680 [ 1347.794412][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.794505][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.794605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 [ 1347.794657][ T32] r4:00000000 [ 1347.794699][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.794793][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.794891][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.795278][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.795658][ T32] r5:8574af8c r4:8574ac00 [ 1347.795701][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.795953][ T32] r10:61c88647 r9:8570b000 r8:8576872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.796500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.797778][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.798180][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 3 printk messages dropped ** [ 1347.798488][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.798865][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1347.819908][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.820493][ T32] r4:84bd5400 ** 2 printk messages dropped ** [ 1347.820692][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.821047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.821575][ T32] task:kworker/1:850 state:D stack:0 pid:5712 tgid:5712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.822557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 ** 8 printk messages dropped ** [ 1347.823301][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.823689][ T32] r5:8574b38c r4:8574b000 [ 1347.823735][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.823836][ T32] r7:ddde2d80 r6:83018200 r5:8574b38c r4:85768800 [ 1347.823888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.824019][ T32] r10:61c88647 r9:85708c00 r8:8576882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.824076][ T32] r4:85768800 [ 1347.824117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.824226][ T32] r10:00000000 r9:85768800 r8:80287e08 r7:ebd79e60 r6:85768880 r5:85708c00 [ 1347.824283][ T32] r4:00000001 [ 1347.824323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.824431][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1347.824498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.824563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.824619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.824725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.824845][ T32] r4:8578d180 [ 1347.825529][ T32] INFO: task kworker/1:850:5712 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.825615][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.825748][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.825882][ T32] Call trace: [ 1347.825946][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.826055][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.826113][ T32] r4:00000000 [ 1347.826188][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.826279][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.826346][ T32] dd20: b2d9a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.826411][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.826468][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.826526][ T32] r5:800f0013 r4:80239bb0 [ 1347.826569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.826660][ T32] r4:82ac21e4 [ 1347.826710][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.826833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.826891][ T32] r4:e023ddc0 [ 1347.826932][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.827029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.827102][ T32] r4:00000000 [ 1347.827149][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.827310][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.827403][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.827516][ T32] r5:00001000 r4:dfcb9000 [ 1347.827601][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.827700][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.827798][ T32] r5:84ba578c r4:84ba5400 [ 1347.827865][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.827990][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.828047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.828189][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.828258][ T32] r4:84bd5400 [ 1347.828317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.828427][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.828521][ T32] r4:00000001 [ 1347.828597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.828689][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.828777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.828844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.828901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.828971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.829020][ T32] r4:84bd4200 [ 1347.829067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.829193][ T32] INFO: task kworker/1:851:5714 blocked for more than 474 seconds. [ 1347.860174][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1347.860596][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.861280][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.861841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578d840 ** 7 printk messages dropped ** [ 1347.862483][ T32] r5:8574b78c r4:8574b400 [ 1347.862533][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.862900][ T32] r4:85768900 ** 3 printk messages dropped ** [ 1347.863191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.864521][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.865062][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1347.865449][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.865795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1347.866496][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.867334][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1347.867815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1347.868695][ T32] r10:8291a684 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:856fec00 ** 5 printk messages dropped ** [ 1347.889799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 ** 8 printk messages dropped ** [ 1347.890342][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.890566][ T32] r5:8574bf8c r4:8574bc00 ** 2 printk messages dropped ** [ 1347.890713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1347.890960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.891737][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.891904][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.891995][ T32] Call trace: [ 1347.892031][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.892097][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.892126][ T32] r4:00000000 [ 1347.892190][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.892243][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.892290][ T32] dd20: b37c8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.892328][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.892361][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.892403][ T32] r5:800f0013 r4:80239bb0 [ 1347.892431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.892647][ T32] r4:82ac21e4 [ 1347.892675][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.892727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.892810][ T32] r4:e023ddc0 [ 1347.892837][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.892916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.892971][ T32] r4:00000000 [ 1347.892998][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.893075][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.893105][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.893155][ T32] r5:00001000 r4:dfcb9000 [ 1347.893195][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.893245][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.893295][ T32] r5:84ba578c r4:84ba5400 [ 1347.893317][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.893372][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.893407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.893468][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.893495][ T32] r4:84bd5400 [ 1347.893516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.893570][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.893595][ T32] r4:00000001 [ 1347.893618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.893658][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.893687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.893904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.894232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.894272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.894299][ T32] r4:84bd4200 [ 1347.894323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.894452][ T32] INFO: task kworker/1:853:5719 blocked for more than 474 seconds. [ 1347.894496][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.894525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.894551][ T32] task:kworker/1:853 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.894641][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.894692][ T32] Call trace: [ 1347.894728][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.894817][ T32] r10:8291a684 r9:ebd85d84 r8:00000002 r7:60000113 r6:ebd85d8c r5:85710000 [ 1347.894847][ T32] r4:85710000 [ 1347.894870][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.894979][ T32] r5:85710000 r4:8291a680 [ 1347.895007][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.895055][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.895125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd85e08 [ 1347.895187][ T32] r4:00000000 [ 1347.895246][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.895294][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.895384][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.895439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578d940 [ 1347.895466][ T32] r4:00000000 [ 1347.895487][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.895539][ T32] r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1347.895629][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.895687][ T32] r5:00001000 r4:ebc6d000 [ 1347.895711][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.895756][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.895828][ T32] r5:8574bb8c r4:8574b800 [ 1347.895856][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.895910][ T32] r7:ddde2d80 r6:83018200 r5:8574bb8c r4:85768b00 [ 1347.895955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.896040][ T32] r10:61c88647 r9:85710000 r8:85768b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.896070][ T32] r4:85768b00 [ 1347.896108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.896190][ T32] r10:00000000 r9:85768b00 r8:80287e08 r7:ebd7de60 r6:85768b80 r5:85710000 [ 1347.896221][ T32] r4:00000001 [ 1347.896242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.896555][ T32] r4:8578d740 ** 3 printk messages dropped ** [ 1347.897046][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.897428][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.897872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1347.898564][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1347.898847][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.899065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.920385][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.921303][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.921366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 [ 1347.921428][ T32] r4:00000000 [ 1347.921463][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.921571][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.921622][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.921675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577df80 [ 1347.921705][ T32] r4:00000000 [ 1347.921904][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.921978][ T32] r9:83018205 r8:85710c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1347.922086][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.922148][ T32] r5:00001000 r4:ebdb5000 [ 1347.922172][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.922229][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.922282][ T32] r5:85750f8c r4:85750c00 [ 1347.922404][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.922468][ T32] r7:ddde2d80 r6:83018200 r5:85750f8c r4:85768c00 [ 1347.922496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.922857][ T32] r10:61c88647 r9:85710c00 r8:85768c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.923224][ T32] r4:85768c00 [ 1347.923260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.923337][ T32] r10:00000000 r9:85768c00 r8:80287e08 r7:ebd7de60 r6:85768c80 r5:85710c00 [ 1347.923367][ T32] r4:00000001 [ 1347.923390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.923435][ T32] Exception stack(0xebd89fb0 to 0xebd89ff8) [ 1347.923469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.923501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.923637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.924259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.924290][ T32] r4:8578d980 [ 1347.924679][ T32] INFO: task kworker/1:854:5722 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.924726][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.925101][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.925157][ T32] Call trace: [ 1347.925198][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.925274][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1347.925306][ T32] r4:00000000 [ 1347.925361][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.925416][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1347.925456][ T32] dd20: b3bc0000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1347.925492][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1347.925521][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.925547][ T32] r5:800f0013 r4:80239bb0 [ 1347.925569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.925617][ T32] r4:82ac21e4 [ 1347.925639][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.925690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.925715][ T32] r4:e023ddc0 [ 1347.925737][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.925787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.925812][ T32] r4:00000000 [ 1347.925834][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.925889][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.925935][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.925990][ T32] r5:00001000 r4:dfcb9000 [ 1347.926012][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.926056][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.926105][ T32] r5:84ba578c r4:84ba5400 [ 1347.926126][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.926538][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.926601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.926661][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.927457][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1347.927959][ T32] INFO: task kworker/1:855:5723 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.928778][ T32] r4:85711800 ** 4 printk messages dropped ** [ 1347.929094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda1e08 ** 8 printk messages dropped ** [ 1347.962376][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.962569][ T32] r5:8575038c r4:85750000 ** 2 printk messages dropped ** [ 1347.962702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.963148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.963991][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.964923][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1347.965244][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1347.965319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1347.965345][ T32] r4:e023ddc0 [ 1347.965368][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.965417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1347.965443][ T32] r4:00000000 [ 1347.965464][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.965519][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.965680][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.965736][ T32] r5:00001000 r4:dfcb9000 [ 1347.965758][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.965802][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.965852][ T32] r5:84ba578c r4:84ba5400 [ 1347.965874][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.965929][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1347.965953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.966032][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.966111][ T32] r4:84bd5400 [ 1347.966168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.966233][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1347.966260][ T32] r4:00000001 [ 1347.966282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.966323][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1347.966378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.966435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.966469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.966527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.966580][ T32] r4:84bd4200 [ 1347.966705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.966753][ T32] INFO: task kworker/1:856:5726 blocked for more than 474 seconds. [ 1347.966793][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1347.966821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.966847][ T32] task:kworker/1:856 state:D stack:0 pid:5726 tgid:5726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.966918][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.966967][ T32] Call trace: [ 1347.966999][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1347.967055][ T32] r10:8291a684 r9:ebdadd84 r8:00000002 r7:60000013 r6:ebdadd8c r5:85712400 [ 1347.967099][ T32] r4:85712400 [ 1347.967136][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1347.967197][ T32] r5:85712400 r4:8291a680 [ 1347.967221][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.967297][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.967365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 [ 1347.967405][ T32] r4:00000000 [ 1347.967431][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.967493][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.967620][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.967674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578ddc0 [ 1347.967700][ T32] r4:00000000 [ 1347.967746][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.967802][ T32] r9:83018205 r8:85712400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1347.967860][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.967913][ T32] r5:00001000 r4:ebd9d000 [ 1347.967965][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.968016][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.968066][ T32] r5:8575078c r4:85750400 [ 1347.968088][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.968193][ T32] r7:ddde2d80 r6:83018200 r5:8575078c r4:85768e00 [ 1347.968221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.968277][ T32] r10:61c88647 r9:85712400 r8:85768e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.968342][ T32] r4:85768e00 [ 1347.968391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.968448][ T32] r10:00000000 r9:85768e00 r8:80287e08 r7:ebd89e60 r6:85768e80 r5:85712400 [ 1347.968473][ T32] r4:00000001 [ 1347.968554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.968600][ T32] Exception stack(0xebdadfb0 to 0xebdadff8) [ 1347.968634][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.968667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.968696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.968754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.968784][ T32] r4:8578dbc0 [ 1347.969042][ T32] INFO: task kworker/1:856:5726 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1347.969084][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.969147][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.969202][ T32] Call trace: [ 1347.992561][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1347.992996][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1347.993314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1347.993756][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.994539][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1347.995161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.996104][ T32] r5:85713000 r4:8291a680 ** 3 printk messages dropped ** [ 1347.996281][ T32] r4:00000000 [ 1347.996308][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1347.996349][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1347.996389][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1347.996453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578df40 [ 1347.996482][ T32] r4:00000000 [ 1347.996535][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.996595][ T32] r9:83018205 r8:85713000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.996619][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.996688][ T32] r5:00001000 r4:ebda9000 [ 1347.996714][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1347.996819][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.996874][ T32] r5:85750b8c r4:85750800 [ 1347.996896][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.996949][ T32] r7:ddde2d80 r6:83018200 r5:85750b8c r4:85768f00 [ 1347.996972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.997148][ T32] r10:61c88647 r9:85713000 r8:85768f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.997178][ T32] r4:85768f00 [ 1347.997236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.997316][ T32] r10:00000000 r9:85768f00 r8:80287e08 r7:ebd89e60 r6:85768f80 r5:85713000 [ 1347.997376][ T32] r4:00000001 [ 1347.997402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.997445][ T32] Exception stack(0xebd95fb0 to 0xebd95ff8) [ 1347.997476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.997597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.997631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.997670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1347.998155][ T32] INFO: task kworker/1:857:5727 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 10 printk messages dropped ** [ 1347.998636][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.998890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1348.007346][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1348.007798][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 9 printk messages dropped ** [ 1348.008251][ T32] INFO: task kworker/1:858:5729 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.008894][ T32] r5:85714800 r4:8291a680 ** 3 printk messages dropped ** [ 1348.009110][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.019954][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.020508][ T32] r5:8575138c r4:85751000 [ 1348.020587][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.020967][ T32] r10:00000000 r9:857d7000 r8:80287e08 r7:ebd89e60 r6:857d7080 r5:85714800 ** 8 printk messages dropped ** [ 1348.021771][ T32] INFO: task kworker/1:858:5729 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 9 printk messages dropped ** [ 1348.022469][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 4 printk messages dropped ** [ 1348.022812][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.022922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.022980][ T32] r4:e023ddc0 [ 1348.023035][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.023141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.023207][ T32] r4:00000000 [ 1348.023312][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.023451][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.023509][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.023612][ T32] r5:00001000 r4:dfcb9000 [ 1348.023659][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.023748][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.023942][ T32] r5:84ba578c r4:84ba5400 [ 1348.024005][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.024154][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.024239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.024407][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.024470][ T32] r4:84bd5400 [ 1348.024519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.024596][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.024626][ T32] r4:00000001 [ 1348.024652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.024703][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.024761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.024802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.024852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.024905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.024943][ T32] r4:84bd4200 [ 1348.024991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.025052][ T32] INFO: task kworker/1:859:5731 blocked for more than 474 seconds. [ 1348.025191][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.025229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.025263][ T32] task:kworker/1:859 state:D stack:0 pid:5731 tgid:5731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.025342][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.025538][ T32] Call trace: [ 1348.025689][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.025876][ T32] r10:8291a684 r9:ebdb9d84 r8:00000002 r7:60000013 r6:ebdb9d8c r5:85713c00 [ 1348.025961][ T32] r4:85713c00 [ 1348.026005][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.026104][ T32] r5:85713c00 r4:8291a680 [ 1348.026145][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.026278][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.026410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 [ 1348.026463][ T32] r4:00000000 [ 1348.026521][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.026599][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.026680][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.026808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d5480 [ 1348.026873][ T32] r4:00000000 [ 1348.026932][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.027059][ T32] r9:83018205 r8:85713c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1348.027112][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.027445][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.027570][ T32] r5:8575178c r4:85751400 ** 1 printk messages dropped ** [ 1348.027718][ T32] r7:ddde2d80 r6:83018200 r5:8575178c r4:857d7100 ** 4 printk messages dropped ** [ 1348.027960][ T32] r10:00000000 r9:857d7100 r8:80287e08 r7:ebdc5e60 r6:857d7180 r5:85713c00 ** 8 printk messages dropped ** [ 1348.028687][ T32] INFO: task kworker/1:859:5731 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 9 printk messages dropped ** [ 1348.029296][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1348.052051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1348.052579][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1348.052855][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.053144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.053607][ T32] r10:8291a684 r9:ebdddd84 r8:00000002 r7:60000013 r6:ebdddd8c r5:85716c00 [ 1348.053637][ T32] r4:85716c00 [ 1348.053662][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.053717][ T32] r5:85716c00 r4:8291a680 [ 1348.053742][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.053792][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.053892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebddde08 [ 1348.053922][ T32] r4:00000000 [ 1348.053963][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.054008][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.054047][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.054096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d57c0 [ 1348.054122][ T32] r4:00000000 [ 1348.054143][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.054200][ T32] r9:83018205 r8:85716c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1348.054237][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.054298][ T32] r5:00001000 r4:ebdd5000 [ 1348.054322][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.054367][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.054416][ T32] r5:85751b8c r4:85751800 [ 1348.054437][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.054500][ T32] r7:ddde2d80 r6:83018200 r5:85751b8c r4:857d7200 [ 1348.054527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.054616][ T32] r10:61c88647 r9:85716c00 r8:857d722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.054648][ T32] r4:857d7200 [ 1348.054672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.054728][ T32] r10:00000000 r9:857d7200 r8:80287e08 r7:ebdb9e60 r6:857d7280 r5:85716c00 [ 1348.054753][ T32] r4:00000001 [ 1348.054775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.054818][ T32] Exception stack(0xebdddfb0 to 0xebdddff8) [ 1348.054915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.054954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.054997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.055035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.055084][ T32] r4:857d5300 [ 1348.055617][ T32] INFO: task kworker/1:860:5733 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.055696][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1348.056509][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1348.057286][ T32] r4:84bd5400 ** 8 printk messages dropped ** [ 1348.057635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1348.058288][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.059109][ T32] r5:85751f8c r4:85751c00 ** 3 printk messages dropped ** [ 1348.079687][ T32] r10:61c88647 r9:85718c00 r8:857d732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1348.081074][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.081736][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1348.082375][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1348.083179][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.083962][ T32] r10:8291a684 r9:ebdd9d84 r8:00000002 r7:60000013 r6:ebdd9d8c r5:85718000 ** 4 printk messages dropped ** [ 1348.084125][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.084174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd9e08 [ 1348.084287][ T32] r4:00000000 [ 1348.084314][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.084405][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.084454][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.084506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d5ac0 [ 1348.084532][ T32] r4:00000000 [ 1348.084553][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.084629][ T32] r9:83018205 r8:85718000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1348.084656][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.084705][ T32] r5:00001000 r4:ebdf1000 [ 1348.084727][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.084818][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.084870][ T32] r5:8575238c r4:85752000 [ 1348.084940][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.084997][ T32] r7:ddde2d80 r6:83018200 r5:8575238c r4:857d7400 [ 1348.085020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.085098][ T32] r10:61c88647 r9:85718000 r8:857d742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.085129][ T32] r4:857d7400 [ 1348.085207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.085273][ T32] r10:00000000 r9:857d7400 r8:80287e08 r7:ebde9e60 r6:857d7480 r5:85718000 [ 1348.085323][ T32] r4:00000001 [ 1348.085354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.085396][ T32] Exception stack(0xebdd9fb0 to 0xebdd9ff8) [ 1348.085426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.085508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.085543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.085578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.085602][ T32] r4:857d5400 [ 1348.085846][ T32] INFO: task kworker/1:862:5737 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.085888][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.086004][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.086054][ T32] Call trace: [ 1348.086109][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.086168][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.086200][ T32] r4:00000000 [ 1348.086222][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.086266][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.086298][ T32] dd20: b4fa8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.086331][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.086358][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.086403][ T32] r5:800f0013 r4:80239bb0 [ 1348.086454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.086542][ T32] r4:82ac21e4 [ 1348.086570][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.086715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.086768][ T32] r4:e023ddc0 [ 1348.086794][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.086892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.086922][ T32] r4:00000000 [ 1348.086944][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.087002][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.087027][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.087075][ T32] r5:00001000 r4:dfcb9000 [ 1348.087114][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.087166][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.087225][ T32] r5:84ba578c r4:84ba5400 [ 1348.087249][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.087305][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.087367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.087587][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.087622][ T32] r4:84bd5400 [ 1348.087646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.087702][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.087728][ T32] r4:00000001 [ 1348.087749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.087790][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.087819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.087850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.087879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.087911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.087935][ T32] r4:84bd4200 [ 1348.087957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1348.088288][ T32] r10:8291a684 r9:ebe09d84 r8:00000002 r7:60000013 r6:ebe09d8c r5:8571bc00 ** 6 printk messages dropped ** [ 1348.088525][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.088691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d5cc0 ** 6 printk messages dropped ** [ 1348.088937][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.088990][ T32] r5:8575278c r4:85752400 [ 1348.089022][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.089079][ T32] r7:ddde2d80 r6:83018200 r5:8575278c r4:857d7500 [ 1348.089114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.089218][ T32] r10:61c88647 r9:8571bc00 r8:857d752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.089302][ T32] r4:857d7500 [ 1348.109880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.109990][ T32] r10:00000000 r9:857d7500 r8:80287e08 r7:ebdd9e60 r6:857d7580 r5:8571bc00 [ 1348.110020][ T32] r4:00000001 [ 1348.110055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.110108][ T32] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 1348.110173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.110217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.110259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.110299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.110371][ T32] r4:857d58c0 [ 1348.110809][ T32] INFO: task kworker/1:863:5739 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.110906][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.110994][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.111086][ T32] Call trace: [ 1348.111125][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.111242][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.111299][ T32] r4:00000000 [ 1348.111340][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.111389][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.111422][ T32] dd20: b534c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.111456][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.111486][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.111513][ T32] r5:800f0013 r4:80239bb0 [ 1348.111536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.111585][ T32] r4:82ac21e4 [ 1348.111607][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.111658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.111683][ T32] r4:e023ddc0 [ 1348.111704][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.111752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.111777][ T32] r4:00000000 [ 1348.111801][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.111857][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.111881][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.111929][ T32] r5:00001000 r4:dfcb9000 [ 1348.111951][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.112044][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1348.112404][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1348.112684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.113080][ T32] r10:8291a684 r9:ebe15d84 r8:00000002 r7:60000013 r6:ebe15d8c r5:8571a400 ** 6 printk messages dropped ** [ 1348.113421][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.113733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578d1c0 ** 7 printk messages dropped ** [ 1348.114094][ T32] r5:85752b8c r4:85752800 [ 1348.114116][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.114429][ T32] r4:857d7600 ** 6 printk messages dropped ** [ 1348.114747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.115451][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.115772][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 3 printk messages dropped ** [ 1348.115895][ T32] r5:800f0013 r4:80239bb0 [ 1348.115940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.115995][ T32] r4:82ac21e4 [ 1348.116018][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.116068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.116119][ T32] r4:e023ddc0 [ 1348.116145][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.116206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.116232][ T32] r4:00000000 [ 1348.116278][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.116344][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.116380][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.116435][ T32] r5:00001000 r4:dfcb9000 [ 1348.116457][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.116502][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.116619][ T32] r5:84ba578c r4:84ba5400 [ 1348.116647][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.116709][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.116735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.116790][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.116814][ T32] r4:84bd5400 [ 1348.116835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.116887][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.116912][ T32] r4:00000001 [ 1348.116934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.117019][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.117078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.117138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.117189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.117251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.117280][ T32] r4:84bd4200 [ 1348.117304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.117334][ T32] INFO: task kworker/1:865:5742 blocked for more than 474 seconds. [ 1348.117416][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.117448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.117474][ T32] task:kworker/1:865 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.117526][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.117645][ T32] Call trace: [ 1348.117731][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.117793][ T32] r10:8291a684 r9:ebe19d84 r8:00000002 r7:60000113 r6:ebe19d8c r5:85719800 [ 1348.117822][ T32] r4:85719800 [ 1348.117844][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.117892][ T32] r5:85719800 r4:8291a680 [ 1348.117914][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.117962][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.118015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe19e08 [ 1348.118052][ T32] r4:00000000 [ 1348.118081][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.118135][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.118207][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.118310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d5300 [ 1348.118340][ T32] r4:00000000 [ 1348.118362][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.118416][ T32] r9:83018205 r8:85719800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1348.118615][ T32] r5:8491cf8c r4:8491cc00 [ 1348.118637][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1348.118717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1348.119029][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.152681][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.153285][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1348.153650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1348.154297][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.154995][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1348.155454][ T32] INFO: task kworker/1:866:5745 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.156046][ T32] r4:8571d400 ** 4 printk messages dropped ** [ 1348.156369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe1de08 ** 8 printk messages dropped ** [ 1348.156806][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.157150][ T32] r5:8575338c r4:85753000 ** 2 printk messages dropped ** [ 1348.157274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.157817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.158649][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.158699][ T32] Call trace: [ 1348.158757][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.158838][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.158897][ T32] r4:00000000 [ 1348.158946][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.159097][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.159134][ T32] dd20: b5a19000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.159169][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.159223][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.179743][ T32] r5:800f0013 r4:80239bb0 [ 1348.179790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.179865][ T32] r4:82ac21e4 [ 1348.179941][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.180020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.180086][ T32] r4:e023ddc0 [ 1348.180114][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.180173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.180207][ T32] r4:00000000 [ 1348.180232][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.180308][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.180372][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.180436][ T32] r5:00001000 r4:dfcb9000 [ 1348.180561][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.180618][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.180675][ T32] r5:84ba578c r4:84ba5400 [ 1348.180699][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.180760][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.180799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.180867][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.181012][ T32] r4:84bd5400 [ 1348.181040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.181102][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.181130][ T32] r4:00000001 [ 1348.181154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.181276][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.181322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.181360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.181396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.181434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.181461][ T32] r4:84bd4200 [ 1348.181513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.181553][ T32] INFO: task kworker/1:867:5746 blocked for more than 474 seconds. [ 1348.181593][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.181622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.181650][ T32] task:kworker/1:867 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.181716][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.181767][ T32] Call trace: [ 1348.181802][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.181862][ T32] r10:8291a684 r9:ebe31d84 r8:00000002 r7:60000013 r6:ebe31d8c r5:8571ec00 [ 1348.181890][ T32] r4:8571ec00 [ 1348.181925][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.181981][ T32] r5:8571ec00 r4:8291a680 [ 1348.182028][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.182078][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.182129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe31e08 [ 1348.182233][ T32] r4:00000000 [ 1348.182277][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.182345][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.182451][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.182506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d6140 [ 1348.182557][ T32] r4:00000000 [ 1348.182584][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.182638][ T32] r9:83018205 r8:8571ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1348.182663][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.182712][ T32] r5:00001000 r4:ebe25000 [ 1348.182761][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.182815][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.182867][ T32] r5:85752f8c r4:85752c00 [ 1348.182891][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.182970][ T32] r7:ddde2d80 r6:83018200 r5:85752f8c r4:857d7900 [ 1348.182997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.183053][ T32] r10:61c88647 r9:8571ec00 r8:857d792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.183079][ T32] r4:857d7900 [ 1348.183147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.183212][ T32] r10:00000000 r9:857d7900 r8:80287e08 r7:ebe1de60 r6:857d7980 r5:8571ec00 ** 4 printk messages dropped ** [ 1348.183501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.184195][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.184398][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1348.184675][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1348.185161][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.185801][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 3 printk messages dropped ** [ 1348.186054][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.186335][ T32] task:kworker/1:868 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.187116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe3de08 ** 7 printk messages dropped ** [ 1348.187478][ T32] r9:83018205 r8:8571c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 1348.187754][ T32] r5:8575378c r4:85753400 [ 1348.187780][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.187858][ T32] r7:ddde2d80 r6:83018200 r5:8575378c r4:857d7a00 [ 1348.187885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.187961][ T32] r10:61c88647 r9:8571c800 r8:857d7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.187990][ T32] r4:857d7a00 [ 1348.188129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.188192][ T32] r10:00000000 r9:857d7a00 r8:80287e08 r7:ebe1de60 r6:857d7a80 r5:8571c800 [ 1348.188218][ T32] r4:00000001 [ 1348.188240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.188280][ T32] Exception stack(0xebe3dfb0 to 0xebe3dff8) [ 1348.188311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.188391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.188450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.188487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.188650][ T32] r4:857d6340 [ 1348.188924][ T32] INFO: task kworker/1:868:5748 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.188968][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.189041][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.189095][ T32] Call trace: [ 1348.189128][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.189191][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.189224][ T32] r4:00000000 [ 1348.189291][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.212370][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.212448][ T32] dd20: b61d9000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.212532][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.212656][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.212693][ T32] r5:800f0013 r4:80239bb0 [ 1348.212726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.212824][ T32] r4:82ac21e4 [ 1348.212852][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.212905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.212930][ T32] r4:e023ddc0 [ 1348.212952][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.213050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.213085][ T32] r4:00000000 [ 1348.213108][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.213184][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.213220][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.213275][ T32] r5:00001000 r4:dfcb9000 [ 1348.213353][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.213404][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.213453][ T32] r5:84ba578c r4:84ba5400 [ 1348.213476][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.213532][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.213555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.213637][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.213669][ T32] r4:84bd5400 [ 1348.213692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.213750][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.213777][ T32] r4:00000001 [ 1348.213800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.213871][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.213925][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.213968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.214022][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.214133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.214162][ T32] r4:84bd4200 [ 1348.214194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.214254][ T32] INFO: task kworker/1:869:5751 blocked for more than 474 seconds. [ 1348.214316][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.214348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.214403][ T32] task:kworker/1:869 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.214500][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.214582][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.214685][ T32] r10:8291a684 r9:ebdfdd84 r8:00000002 r7:60000113 r6:ebdfdd8c r5:8571e000 ** 6 printk messages dropped ** [ 1348.215173][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.215391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d6740 ** 7 printk messages dropped ** [ 1348.215777][ T32] r5:85753b8c r4:85753800 [ 1348.215826][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.215964][ T32] r10:61c88647 r9:8571e000 r8:857d7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.216274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.217059][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.217422][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1348.217801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1348.218209][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1348.218621][ T32] r4:00000001 [ 1348.218646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.218688][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.218741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.218778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.218814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.218851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.218877][ T32] r4:84bd4200 [ 1348.218900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.218993][ T32] INFO: task kworker/1:870:5754 blocked for more than 474 seconds. [ 1348.219136][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.219167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.219202][ T32] task:kworker/1:870 state:D stack:0 pid:5754 tgid:5754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.219255][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.242565][ T32] Call trace: [ 1348.242675][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.242765][ T32] r10:8291a684 r9:ebe49d84 r8:00000002 r7:60000113 r6:ebe49d8c r5:8571b000 [ 1348.242819][ T32] r4:8571b000 [ 1348.242942][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.242999][ T32] r5:8571b000 r4:8291a680 [ 1348.243023][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.243080][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.243136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe49e08 [ 1348.243163][ T32] r4:00000000 [ 1348.243193][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.243234][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.243279][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.243375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d6a80 [ 1348.243411][ T32] r4:00000000 [ 1348.243437][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.243493][ T32] r9:83018205 r8:8571b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1348.243541][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.243599][ T32] r5:00001000 r4:ebe5d000 [ 1348.243621][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.243689][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.243744][ T32] r5:8588838c r4:85888000 [ 1348.243767][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.243824][ T32] r7:ddde2d80 r6:83018200 r5:8588838c r4:857d7c00 [ 1348.243962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.244023][ T32] r10:61c88647 r9:8571b000 r8:857d7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.244049][ T32] r4:857d7c00 [ 1348.244095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.244153][ T32] r10:00000000 r9:857d7c00 r8:80287e08 r7:ebdfde60 r6:857d7c80 r5:8571b000 [ 1348.244208][ T32] r4:00000001 [ 1348.244234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.244280][ T32] Exception stack(0xebe49fb0 to 0xebe49ff8) [ 1348.244315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.244347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.244377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.244412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.244437][ T32] r4:857d65c0 [ 1348.244857][ T32] INFO: task kworker/1:870:5754 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.244915][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.244996][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.245049][ T32] Call trace: [ 1348.245111][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.245188][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.245255][ T32] r4:00000000 [ 1348.245329][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.245381][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.245426][ T32] dd20: b65f8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.245462][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.245492][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.245520][ T32] r5:800f0013 r4:80239bb0 [ 1348.245543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.245603][ T32] r4:82ac21e4 [ 1348.245629][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1348.245937][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 8 printk messages dropped ** [ 1348.246347][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.246658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.247034][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.247459][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.247835][ T32] r9:83018205 r8:85716000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1348.248066][ T32] r5:85753f8c r4:85753c00 ** 2 printk messages dropped ** [ 1348.248226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.248630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.248725][ T32] r4:857d65c0 [ 1348.249002][ T32] INFO: task kworker/1:871:5755 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.249070][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.249164][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.249218][ T32] Call trace: [ 1348.269906][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.270027][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.270062][ T32] r4:00000000 [ 1348.270097][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.270171][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.270284][ T32] dd20: b6a7e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.270329][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.270364][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.270398][ T32] r5:800f0013 r4:80239bb0 [ 1348.270451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.270525][ T32] r4:82ac21e4 [ 1348.270554][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.270640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.270676][ T32] r4:e023ddc0 [ 1348.270703][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.270767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.270799][ T32] r4:00000000 [ 1348.270836][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.270906][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.270934][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.271005][ T32] r5:00001000 r4:dfcb9000 [ 1348.271032][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.271100][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.271181][ T32] r5:84ba578c r4:84ba5400 [ 1348.271243][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.271316][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.271414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.271488][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.271524][ T32] r4:84bd5400 [ 1348.271554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.271638][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.271669][ T32] r4:00000001 [ 1348.271692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.271735][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.271765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.271822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.271857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.271891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.271921][ T32] r4:84bd4200 [ 1348.271974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.272026][ T32] INFO: task kworker/1:872:5757 blocked for more than 474 seconds. [ 1348.272095][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.272127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.272156][ T32] task:kworker/1:872 state:D stack:0 pid:5757 tgid:5757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.272236][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.272318][ T32] Call trace: [ 1348.272358][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.272416][ T32] r10:8291a684 r9:ebe61d84 r8:00000002 r7:60000113 r6:ebe61d8c r5:85715400 [ 1348.272454][ T32] r4:85715400 [ 1348.272480][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.272532][ T32] r5:85715400 r4:8291a680 [ 1348.272556][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.272599][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.272749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 [ 1348.272778][ T32] r4:00000000 [ 1348.272800][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.272841][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.272881][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.272929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d6c00 [ 1348.273052][ T32] r4:00000000 [ 1348.273151][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.273219][ T32] r9:83018205 r8:85715400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1348.273295][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.273348][ T32] r5:00001000 r4:ebe69000 [ 1348.273421][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.273506][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.273558][ T32] r5:8588878c r4:85888400 [ 1348.273579][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.273632][ T32] r7:ddde2d80 r6:83018200 r5:8588878c r4:857d7e00 ** 1 printk messages dropped ** [ 1348.273789][ T32] r10:61c88647 r9:85715400 r8:857d7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.274205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.275002][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.275189][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1348.275507][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1348.275941][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1348.276171][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1348.276397][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1348.276643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.276968][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.277373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe7de08 ** 12 printk messages dropped ** [ 1348.278016][ T32] r5:85888b8c r4:85888800 ** 2 printk messages dropped ** [ 1348.278163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1348.278585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.278629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.278684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.278720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.278781][ T32] r4:857d6900 [ 1348.279182][ T32] INFO: task kworker/1:873:5759 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.297811][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.298063][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.298178][ T32] Call trace: [ 1348.298227][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.298298][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.298328][ T32] r4:00000000 [ 1348.298399][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.298453][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.298489][ T32] dd20: b6a7e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.298526][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.298558][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.298585][ T32] r5:800f0013 r4:80239bb0 [ 1348.298607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.298681][ T32] r4:82ac21e4 [ 1348.298781][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.298838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.298864][ T32] r4:e023ddc0 [ 1348.298964][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.299074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.299109][ T32] r4:00000000 [ 1348.299180][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.299244][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.312774][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.312938][ T32] r5:00001000 r4:dfcb9000 [ 1348.312981][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.313035][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.313087][ T32] r5:84ba578c r4:84ba5400 [ 1348.313109][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.313182][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 1 printk messages dropped ** [ 1348.313268][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.313843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1348.314571][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1348.315209][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.315441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1348.316319][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1348.317325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 13 printk messages dropped ** [ 1348.318105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1348.318672][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 7 printk messages dropped ** [ 1348.319103][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1348.319317][ T32] r4:00000000 [ 1348.331094][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.331201][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.331252][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.331304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d6f00 [ 1348.331366][ T32] r4:00000000 [ 1348.331395][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.331452][ T32] r9:83018205 r8:85005400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1348.331477][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.331604][ T32] r5:00001000 r4:ebe85000 [ 1348.331719][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.331802][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.331858][ T32] r5:85888f8c r4:85888c00 [ 1348.331882][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.331937][ T32] r7:ddde2d80 r6:83018200 r5:85888f8c r4:857e5000 [ 1348.332008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.332069][ T32] r10:61c88647 r9:85005400 r8:857e502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.332147][ T32] r4:857e5000 [ 1348.332211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.332272][ T32] r10:00000000 r9:857e5000 r8:80287e08 r7:ebe89e60 r6:85782c00 r5:85005400 [ 1348.332370][ T32] r4:00000001 [ 1348.332396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.332440][ T32] Exception stack(0xebe8dfb0 to 0xebe8dff8) [ 1348.332485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.332549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.332639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.332755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.332788][ T32] r4:857d6b80 [ 1348.333207][ T32] INFO: task kworker/1:875:5762 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.333254][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.333359][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.333532][ T32] Call trace: [ 1348.333621][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.333686][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.333725][ T32] r4:00000000 [ 1348.333752][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.333848][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.333886][ T32] dd20: b6f17000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.333920][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.333974][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.334005][ T32] r5:800f0013 r4:80239bb0 [ 1348.334053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.334120][ T32] r4:82ac21e4 [ 1348.334147][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.334207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.334250][ T32] r4:e023ddc0 [ 1348.334301][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.334356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.334381][ T32] r4:00000000 [ 1348.334403][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.334456][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.334480][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.334528][ T32] r5:00001000 r4:dfcb9000 [ 1348.334550][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.334594][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.334678][ T32] r5:84ba578c r4:84ba5400 [ 1348.334706][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.334880][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.334916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.334999][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.335028][ T32] r4:84bd5400 [ 1348.335050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.335104][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.335128][ T32] r4:00000001 [ 1348.335150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.335199][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.335230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.335261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.335316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.335394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.335458][ T32] r4:84bd4200 ** 2 printk messages dropped ** [ 1348.335600][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 10 printk messages dropped ** [ 1348.336401][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1348.336997][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.337715][ T32] Exception stack(0xebe9dfb0 to 0xebe9dff8) ** 4 printk messages dropped ** [ 1348.337937][ T32] r4:857d6e00 [ 1348.338209][ T32] INFO: task kworker/1:876:5765 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.338251][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.338352][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.338400][ T32] Call trace: [ 1348.338433][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.338490][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.338519][ T32] r4:00000000 [ 1348.338541][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.338609][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.338670][ T32] dd20: b6f17000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.338707][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.338736][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.338763][ T32] r5:800f0013 r4:80239bb0 [ 1348.338786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.338833][ T32] r4:82ac21e4 [ 1348.338855][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.338917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.338952][ T32] r4:e023ddc0 [ 1348.339033][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.339111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.339141][ T32] r4:00000000 [ 1348.339176][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.339243][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.339307][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.357417][ T32] r5:00001000 r4:dfcb9000 [ 1348.357467][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.357540][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.357591][ T32] r5:84ba578c r4:84ba5400 [ 1348.357853][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.357943][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.357973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.358029][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.358126][ T32] r4:84bd5400 [ 1348.358155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.358246][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.358288][ T32] r4:00000001 [ 1348.358325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.358397][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.358436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.358469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.358499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.358537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.358575][ T32] r4:84bd4200 [ 1348.358606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.358642][ T32] INFO: task kworker/1:877:5767 blocked for more than 474 seconds. [ 1348.358679][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.358732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.358764][ T32] task:kworker/1:877 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.358829][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1348.359149][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 15 printk messages dropped ** [ 1348.370340][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.370597][ T32] r10:61c88647 r9:85000c00 r8:857e512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1348.371691][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1348.372565][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.372841][ T32] r5:84ba578c r4:84ba5400 ** 8 printk messages dropped ** [ 1348.373164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1348.373763][ T32] Call trace: ** 8 printk messages dropped ** [ 1348.374262][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.374851][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1348.375220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.375279][ T32] r10:61c88647 r9:858c0c00 r8:857e51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.375338][ T32] r4:857e5180 [ 1348.375379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.375439][ T32] r10:00000000 r9:857e5180 r8:80287e08 r7:ebe9de60 r6:857e5200 r5:858c0c00 [ 1348.375464][ T32] r4:00000001 [ 1348.375485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.375525][ T32] Exception stack(0xebe6dfb0 to 0xebe6dff8) [ 1348.375556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.375591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.375633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.375671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.375696][ T32] r4:857ea000 [ 1348.375967][ T32] INFO: task kworker/1:878:5768 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.376010][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.376073][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.376168][ T32] Call trace: [ 1348.376237][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.376300][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.376326][ T32] r4:00000000 [ 1348.376352][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.376398][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.376455][ T32] dd20: b7491000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.376493][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.376523][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.376563][ T32] r5:800f0013 r4:80239bb0 [ 1348.376588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.376635][ T32] r4:82ac21e4 [ 1348.376670][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.376725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.376752][ T32] r4:e023ddc0 [ 1348.376799][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.376852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.376877][ T32] r4:00000000 [ 1348.376899][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.376952][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.376977][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.377041][ T32] r5:00001000 r4:dfcb9000 [ 1348.377097][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.377147][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.377201][ T32] r5:84ba578c r4:84ba5400 [ 1348.377234][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.377292][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.377316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.377394][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.377471][ T32] r4:84bd5400 [ 1348.377496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.377550][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.377577][ T32] r4:00000001 [ 1348.377598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.377639][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.377734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.377781][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.377841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.377879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.377927][ T32] r4:84bd4200 [ 1348.377953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.377984][ T32] INFO: task kworker/1:879:5771 blocked for more than 474 seconds. [ 1348.378017][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.378045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.378070][ T32] task:kworker/1:879 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.378127][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.378198][ T32] Call trace: [ 1348.378231][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.378286][ T32] r10:8291a684 r9:ebea1d84 r8:00000002 r7:60000113 r6:ebea1d8c r5:858c1800 [ 1348.378375][ T32] r4:858c1800 [ 1348.378403][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.378454][ T32] r5:858c1800 r4:8291a680 [ 1348.378476][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.378525][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.378576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebea1e08 [ 1348.378602][ T32] r4:00000000 [ 1348.378624][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.378662][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.378701][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.378748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ea300 [ 1348.378773][ T32] r4:00000000 [ 1348.378794][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.378845][ T32] r9:83018205 r8:858c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1348.378869][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.378916][ T32] r5:00001000 r4:eada7000 [ 1348.378937][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.378980][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.379028][ T32] r5:85889f8c r4:85889c00 [ 1348.379049][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.379116][ T32] r7:ddde2d80 r6:83018200 r5:85889f8c r4:857e5280 [ 1348.379143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.379228][ T32] r4:857e5280 ** 6 printk messages dropped ** [ 1348.410219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.411242][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.411536][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1348.411953][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1348.412509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1348.413064][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.413454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeade08 ** 9 printk messages dropped ** [ 1348.413917][ T32] r5:00001000 r4:eb385000 ** 1 printk messages dropped ** [ 1348.414129][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.414187][ T32] r5:8588a78c r4:8588a400 [ 1348.414209][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.414260][ T32] r7:ddde2d80 r6:83018200 r5:8588a78c r4:857e5380 [ 1348.414291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.414397][ T32] r10:61c88647 r9:858c2400 r8:857e53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.414453][ T32] r4:857e5380 [ 1348.414498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.414620][ T32] r10:00000000 r9:857e5380 r8:80287e08 r7:ebe9de60 r6:857e5400 r5:858c2400 [ 1348.414675][ T32] r4:00000001 [ 1348.414733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.414818][ T32] Exception stack(0xebeadfb0 to 0xebeadff8) [ 1348.414877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.415045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.415109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.415185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.415235][ T32] r4:857ea340 [ 1348.415644][ T32] INFO: task kworker/1:880:5773 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.415705][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.415806][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.415900][ T32] Call trace: [ 1348.415936][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.415995][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.416022][ T32] r4:00000000 [ 1348.416043][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.416089][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.416121][ T32] dd20: b7bfa000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.416170][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.416209][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.416327][ T32] r5:800f0013 r4:80239bb0 [ 1348.416380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.416456][ T32] r4:82ac21e4 [ 1348.416482][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.416581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.416623][ T32] r4:e023ddc0 [ 1348.416650][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.416701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.416726][ T32] r4:00000000 [ 1348.416747][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.416800][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.416823][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.416871][ T32] r5:00001000 r4:dfcb9000 [ 1348.416893][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.416938][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.416997][ T32] r5:84ba578c r4:84ba5400 [ 1348.417022][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.417076][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.417100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.417192][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.417222][ T32] r4:84bd5400 [ 1348.417244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.417323][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.417353][ T32] r4:00000001 [ 1348.417376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.417460][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.417519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.417568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.417633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.417670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.417719][ T32] r4:84bd4200 [ 1348.417771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.417806][ T32] INFO: task kworker/1:881:5775 blocked for more than 474 seconds. [ 1348.417840][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.417867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1348.417974][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.418391][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.418971][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.419085][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.434338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1348.435463][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.435898][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1348.436418][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1348.436944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1348.437432][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.437714][ T32] r10:8291a684 r9:ebec1d84 r8:00000002 r7:60000113 r6:ebec1d8c r5:85006c00 [ 1348.437741][ T32] r4:85006c00 [ 1348.437761][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.437808][ T32] r5:85006c00 r4:8291a680 [ 1348.437854][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.437904][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.437955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec1e08 [ 1348.437979][ T32] r4:00000000 [ 1348.438000][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.438053][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.438120][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.438177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ea7c0 [ 1348.438204][ T32] r4:00000000 [ 1348.438245][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.438301][ T32] r9:83018205 r8:85006c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.438326][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.438375][ T32] r5:00001000 r4:eb613000 [ 1348.438396][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.438439][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.438503][ T32] r5:8588ab8c r4:8588a800 [ 1348.438533][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.438586][ T32] r7:ddde2d80 r6:83018200 r5:8588ab8c r4:857e5500 [ 1348.438608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.438683][ T32] r10:61c88647 r9:85006c00 r8:857e552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.438716][ T32] r4:857e5500 [ 1348.438740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.438823][ T32] r10:00000000 r9:857e5500 r8:80287e08 r7:ebeb5e60 r6:85782e00 r5:85006c00 [ 1348.438852][ T32] r4:00000001 [ 1348.438876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.438918][ T32] Exception stack(0xebec1fb0 to 0xebec1ff8) [ 1348.438974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.439010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.439064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.439101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.439127][ T32] r4:857ea500 [ 1348.456844][ T32] INFO: task kworker/1:882:5776 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.457009][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.457124][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.457241][ T32] Call trace: [ 1348.457383][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.457458][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.457487][ T32] r4:00000000 [ 1348.457510][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.457558][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.457617][ T32] dd20: b80b5000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.457655][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 3 printk messages dropped ** [ 1348.457836][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1348.458223][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1348.458870][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 13 printk messages dropped ** [ 1348.466191][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.466694][ T32] r4:00000000 [ 1348.466724][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.466765][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.466837][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.466942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ea8c0 [ 1348.466972][ T32] r4:00000000 [ 1348.466995][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.467051][ T32] r9:83018205 r8:85000000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1348.467075][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.467147][ T32] r5:00001000 r4:eb655000 [ 1348.467169][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.467221][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.467270][ T32] r5:8588af8c r4:8588ac00 [ 1348.467292][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.467371][ T32] r7:ddde2d80 r6:83018200 r5:8588af8c r4:857e5580 [ 1348.467417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.467480][ T32] r10:61c88647 r9:85000000 r8:857e55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.467532][ T32] r4:857e5580 [ 1348.467559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.467614][ T32] r10:00000000 r9:857e5580 r8:80287e08 r7:ebeb5e60 r6:85782e80 r5:85000000 [ 1348.467704][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.467839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.468932][ T32] dd20: b80b5000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 14 printk messages dropped ** [ 1348.482780][ T32] r5:00001000 r4:dfcb9000 ** 7 printk messages dropped ** [ 1348.483104][ T32] r4:84bd5400 ** 5 printk messages dropped ** [ 1348.483380][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1348.483954][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.484400][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.484902][ T32] r5:00001000 r4:eb859000 ** 1 printk messages dropped ** [ 1348.485030][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1348.485850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1348.486942][ T32] dd20: b84fc000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 14 printk messages dropped ** [ 1348.487644][ T32] r5:00001000 r4:dfcb9000 ** 7 printk messages dropped ** [ 1348.488038][ T32] r4:84bd5400 ** 1 printk messages dropped ** [ 1348.488112][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.488138][ T32] r4:00000001 [ 1348.488159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.488253][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.488289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.488344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.488387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.488493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.488551][ T32] r4:84bd4200 [ 1348.488585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.488617][ T32] INFO: task kworker/1:885:5783 blocked for more than 474 seconds. [ 1348.488651][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.488702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.488737][ T32] task:kworker/1:885 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.488791][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.488836][ T32] Call trace: [ 1348.488922][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.489025][ T32] r10:8291a684 r9:ebed9d84 r8:00000002 r7:60000113 r6:ebed9d8c r5:84970c00 [ 1348.489085][ T32] r4:84970c00 [ 1348.489134][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.489223][ T32] r5:84970c00 r4:8291a680 [ 1348.489298][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.514432][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.514538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed9e08 [ 1348.514568][ T32] r4:00000000 [ 1348.514638][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.514687][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.514786][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.514848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eab40 [ 1348.514874][ T32] r4:00000000 [ 1348.514919][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.514981][ T32] r9:83018205 r8:84970c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1348.515006][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.515058][ T32] r5:00001000 r4:eb81b000 [ 1348.515079][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.515123][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.515172][ T32] r5:8588b78c r4:8588b400 [ 1348.515201][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.515269][ T32] r7:ddde2d80 r6:83018200 r5:8588b78c r4:857e5680 [ 1348.515365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.515428][ T32] r10:61c88647 r9:84970c00 r8:857e56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.515488][ T32] r4:857e5680 [ 1348.515514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.515596][ T32] r10:00000000 r9:857e5680 r8:80287e08 r7:ebed1e60 r6:85782f80 r5:84970c00 [ 1348.515631][ T32] r4:00000001 [ 1348.515654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.515698][ T32] Exception stack(0xebed9fb0 to 0xebed9ff8) [ 1348.515732][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.515788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.515823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.515859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.515898][ T32] r4:857ea6c0 [ 1348.516328][ T32] INFO: task kworker/1:885:5783 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.516375][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.516472][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.516567][ T32] Call trace: [ 1348.516605][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.516668][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.516694][ T32] r4:00000000 [ 1348.516749][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.516800][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.516833][ T32] dd20: b89af000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.516880][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.516913][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1348.517149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 2 printk messages dropped ** [ 1348.517306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.517335][ T32] r4:00000000 [ 1348.517358][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.517433][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.517462][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.517511][ T32] r5:00001000 r4:dfcb9000 [ 1348.517557][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.517614][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.517663][ T32] r5:84ba578c r4:84ba5400 [ 1348.517685][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.517768][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.517820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.517883][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.517908][ T32] r4:84bd5400 [ 1348.517929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.517998][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.518035][ T32] r4:00000001 [ 1348.518058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.518100][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.518143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.518273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.518382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.518420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.518478][ T32] r4:84bd4200 ** 1 printk messages dropped ** [ 1348.518567][ T32] INFO: task kworker/1:886:5785 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1348.518904][ T32] r10:8291a684 r9:ebee1d84 r8:00000002 r7:60000113 r6:ebee1d8c r5:84970000 ** 8 printk messages dropped ** [ 1348.527306][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.527669][ T32] r5:00001000 r4:eba6f000 ** 1 printk messages dropped ** [ 1348.527786][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.527942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.528229][ T32] Exception stack(0xebee1fb0 to 0xebee1ff8) ** 6 printk messages dropped ** [ 1348.528895][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.534154][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1348.534502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1348.535410][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1348.535690][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.536078][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1348.536276][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1348.536585][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.536626][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.536690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eae00 [ 1348.536749][ T32] r4:00000000 [ 1348.536773][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.536826][ T32] r9:83018205 r8:84973000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1348.536857][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.536930][ T32] r5:00001000 r4:eb895000 [ 1348.536957][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.537050][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.537127][ T32] r5:8588bf8c r4:8588bc00 [ 1348.537153][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.537240][ T32] r7:ddde2d80 r6:83018200 r5:8588bf8c r4:857e5780 [ 1348.537291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.537351][ T32] r10:61c88647 r9:84973000 r8:857e57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.537452][ T32] r4:857e5780 [ 1348.537483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.537537][ T32] r10:00000000 r9:857e5780 r8:80287e08 r7:ebee1e60 r6:857fc080 r5:84973000 [ 1348.537585][ T32] r4:00000001 [ 1348.537690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.537794][ T32] Exception stack(0xebee9fb0 to 0xebee9ff8) [ 1348.537830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.537888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.537928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.538010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.538039][ T32] r4:857eaa80 [ 1348.538627][ T32] INFO: task kworker/1:887:5787 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.538676][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.538798][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.538873][ T32] Call trace: [ 1348.538921][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.538985][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.539035][ T32] r4:00000000 [ 1348.539061][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.539168][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.539233][ T32] dd20: b89af000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.539330][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.555607][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.555666][ T32] r5:800f0013 r4:80239bb0 [ 1348.555692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.555763][ T32] r4:82ac21e4 [ 1348.555811][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.555965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.556000][ T32] r4:e023ddc0 [ 1348.556048][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.556103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.556128][ T32] r4:00000000 [ 1348.556150][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.556217][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.556243][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.556297][ T32] r5:00001000 r4:dfcb9000 [ 1348.556319][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.556364][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.556414][ T32] r5:84ba578c r4:84ba5400 [ 1348.556449][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.556535][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.556563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.556641][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.556677][ T32] r4:84bd5400 [ 1348.556701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.556782][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.556813][ T32] r4:00000001 [ 1348.556835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.556879][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.556910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.556966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.557004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.557040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.557089][ T32] r4:84bd4200 [ 1348.557120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.557155][ T32] INFO: task kworker/1:888:5789 blocked for more than 475 seconds. [ 1348.557200][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.557228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.557255][ T32] task:kworker/1:888 state:D stack:0 pid:5789 tgid:5789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.557316][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.557364][ T32] Call trace: [ 1348.557470][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.557534][ T32] r10:8291a684 r9:ebef1d84 r8:00000002 r7:60000113 r6:ebef1d8c r5:84972400 [ 1348.557561][ T32] r4:84972400 [ 1348.557582][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1348.557695][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.557944][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1348.558056][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.558395][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.558459][ T32] r5:8589038c r4:85890000 [ 1348.558481][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1348.558560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.558741][ T32] r10:00000000 r9:857e5800 r8:80287e08 r7:ebee1e60 r6:857fc100 r5:84972400 ** 6 printk messages dropped ** [ 1348.559043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1348.572787][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1348.573152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1348.573654][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1348.573954][ T32] r4:84bd5400 ** 2 printk messages dropped ** [ 1348.574093][ T32] r4:00000001 [ 1348.574121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.574163][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.574198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.574230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.574259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.574292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.574316][ T32] r4:84bd4200 [ 1348.574340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.574382][ T32] INFO: task kworker/1:889:5791 blocked for more than 475 seconds. [ 1348.574421][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.574450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.574479][ T32] task:kworker/1:889 state:D stack:0 pid:5791 tgid:5791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.574678][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.574755][ T32] Call trace: [ 1348.574789][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.574846][ T32] r10:8291a684 r9:ebef9d84 r8:00000002 r7:60000113 r6:ebef9d8c r5:84971800 [ 1348.574873][ T32] r4:84971800 [ 1348.574895][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.574949][ T32] r5:84971800 r4:8291a680 [ 1348.574971][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.575025][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.575083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef9e08 [ 1348.575108][ T32] r4:00000000 [ 1348.575130][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.575170][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.575217][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.575291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803040 [ 1348.575336][ T32] r4:00000000 [ 1348.575361][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.575414][ T32] r9:83018205 r8:84971800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1348.575455][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.575510][ T32] r5:00001000 r4:ebab7000 [ 1348.575532][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.575642][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.575696][ T32] r5:85890f8c r4:85890c00 [ 1348.575743][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.575802][ T32] r7:ddde2d80 r6:83018200 r5:85890f8c r4:857e5880 [ 1348.575825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.575879][ T32] r10:61c88647 r9:84971800 r8:857e58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.575904][ T32] r4:857e5880 [ 1348.575925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.575980][ T32] r10:00000000 r9:857e5880 r8:80287e08 r7:ebee1e60 r6:857fc180 r5:84971800 [ 1348.576007][ T32] r4:00000001 [ 1348.576050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.576096][ T32] Exception stack(0xebef9fb0 to 0xebef9ff8) [ 1348.576152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.576219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.576266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.576303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.576328][ T32] r4:857eaa80 [ 1348.576653][ T32] INFO: task kworker/1:889:5791 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.576695][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.576790][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.576857][ T32] Call trace: [ 1348.576905][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.576966][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.576992][ T32] r4:00000000 [ 1348.577013][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.577100][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.577137][ T32] dd20: b902c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.577170][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.577228][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.577288][ T32] r5:800f0013 r4:80239bb0 [ 1348.577332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.577384][ T32] r4:82ac21e4 [ 1348.577417][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.577496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.577527][ T32] r4:e023ddc0 [ 1348.577575][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.577631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.577657][ T32] r4:00000000 [ 1348.577679][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.577738][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.577764][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.577813][ T32] r5:00001000 r4:dfcb9000 [ 1348.577851][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.578059][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 6 printk messages dropped ** [ 1348.578369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.578794][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.578825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.578852][ T32] task:kworker/1:890 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.578955][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.579029][ T32] Call trace: [ 1348.579139][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.579222][ T32] r10:8291a684 r9:ebf01d84 r8:00000002 r7:60000113 r6:ebf01d8c r5:84973c00 [ 1348.593606][ T32] r4:84973c00 [ 1348.593742][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.593828][ T32] r5:84973c00 r4:8291a680 [ 1348.593853][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.593898][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.593950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf01e08 [ 1348.593976][ T32] r4:00000000 [ 1348.594020][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.594072][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.594141][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.594226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85776140 [ 1348.594287][ T32] r4:00000000 [ 1348.594313][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.594428][ T32] r9:83018205 r8:84973c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.594483][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.594564][ T32] r5:00001000 r4:eba91000 [ 1348.594597][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.594677][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.594764][ T32] r5:85890b8c r4:85890800 [ 1348.594790][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.594847][ T32] r7:ddde2d80 r6:83018200 r5:85890b8c r4:857e5900 [ 1348.594870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.594944][ T32] r10:61c88647 r9:84973c00 r8:857e592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.594979][ T32] r4:857e5900 [ 1348.595030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.595089][ T32] r10:00000000 r9:857e5900 r8:80287e08 r7:ebef9e60 r6:857fc200 r5:84973c00 [ 1348.595115][ T32] r4:00000001 [ 1348.595137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.595209][ T32] Exception stack(0xebf01fb0 to 0xebf01ff8) [ 1348.595279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.595316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.595363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.595447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.595476][ T32] r4:85776900 [ 1348.595879][ T32] INFO: task kworker/1:890:5793 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.595927][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.596026][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.596180][ T32] Call trace: [ 1348.596226][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.596286][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.596313][ T32] r4:00000000 [ 1348.596334][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.596379][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.596410][ T32] dd20: b9237000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.596446][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.596475][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.596501][ T32] r5:800f0013 r4:80239bb0 [ 1348.596523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.596569][ T32] r4:82ac21e4 [ 1348.596592][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.596667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.596697][ T32] r4:e023ddc0 [ 1348.596720][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.596771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.596795][ T32] r4:00000000 [ 1348.596834][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.596916][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.596944][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.596994][ T32] r5:00001000 r4:dfcb9000 [ 1348.597040][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.597159][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.597239][ T32] r5:84ba578c r4:84ba5400 ** 1 printk messages dropped ** [ 1348.597320][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 2 printk messages dropped ** [ 1348.597439][ T32] r4:84bd5400 [ 1348.597465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1348.597594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1348.597801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1348.597927][ T32] INFO: task kworker/1:891:5795 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1348.598180][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.598317][ T32] r10:8291a684 r9:ebf09d84 r8:00000002 r7:60000113 r6:ebf09d8c r5:84974800 ** 4 printk messages dropped ** [ 1348.598535][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.598698][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1348.598872][ T32] r4:00000000 [ 1348.598896][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.598951][ T32] r9:83018205 r8:84974800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1348.598975][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.599023][ T32] r5:00001000 r4:ebb2b000 [ 1348.599045][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.599112][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.599189][ T32] r5:8589138c r4:85891000 [ 1348.599216][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.614925][ T32] r7:ddde2d80 r6:83018200 r5:8589138c r4:857e5980 [ 1348.615030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.615117][ T32] r10:61c88647 r9:84974800 r8:857e59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.615167][ T32] r4:857e5980 [ 1348.615203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.615262][ T32] r10:00000000 r9:857e5980 r8:80287e08 r7:ebef9e60 r6:857fc280 r5:84974800 [ 1348.615287][ T32] r4:00000001 [ 1348.615308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.615396][ T32] Exception stack(0xebf09fb0 to 0xebf09ff8) [ 1348.615452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.615489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.615520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.615580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.615610][ T32] r4:85776900 [ 1348.616040][ T32] INFO: task kworker/1:891:5795 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.616086][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.616201][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.616278][ T32] Call trace: [ 1348.616313][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.616376][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.616403][ T32] r4:00000000 [ 1348.616424][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.616468][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.616500][ T32] dd20: b95b6000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.616533][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.616561][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.616605][ T32] r5:800f0013 r4:80239bb0 [ 1348.616644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.616698][ T32] r4:82ac21e4 [ 1348.616722][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.616772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.616796][ T32] r4:e023ddc0 [ 1348.616817][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.616866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.616891][ T32] r4:00000000 [ 1348.616912][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.616967][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.616991][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.617038][ T32] r5:00001000 r4:dfcb9000 [ 1348.617061][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.617105][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.617181][ T32] r5:84ba578c r4:84ba5400 [ 1348.617209][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.617265][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.617290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.617367][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.617399][ T32] r4:84bd5400 [ 1348.617421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.617475][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.617516][ T32] r4:00000001 [ 1348.617542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.617584][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.617614][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.617645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.617674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.617706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.617732][ T32] r4:84bd4200 [ 1348.617755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.617787][ T32] INFO: task kworker/1:892:5797 blocked for more than 475 seconds. [ 1348.617836][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.617869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.617895][ T32] task:kworker/1:892 state:D stack:0 pid:5797 tgid:5797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.617946][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.618006][ T32] Call trace: [ 1348.618049][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.618167][ T32] r10:8291a684 r9:ebf11d84 r8:00000002 r7:60000013 r6:ebf11d8c r5:84975400 [ 1348.618204][ T32] r4:84975400 [ 1348.618227][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.618275][ T32] r5:84975400 r4:8291a680 [ 1348.618297][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.618377][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.618433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf11e08 [ 1348.618459][ T32] r4:00000000 [ 1348.618480][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.618524][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.618571][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.618620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803780 [ 1348.618645][ T32] r4:00000000 [ 1348.618665][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.618716][ T32] r9:83018205 r8:84975400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1348.618739][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.618785][ T32] r5:00001000 r4:ebbab000 [ 1348.618911][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.618962][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.619032][ T32] r5:85891f8c r4:85891c00 [ 1348.619058][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.619112][ T32] r7:ddde2d80 r6:83018200 r5:85891f8c r4:857e5a00 [ 1348.619135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.619194][ T32] r10:61c88647 r9:84975400 r8:857e5a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.619243][ T32] r4:857e5a00 [ 1348.619345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.642910][ T32] r10:00000000 r9:857e5a00 r8:80287e08 r7:ebf09e60 r6:857fc300 r5:84975400 [ 1348.642978][ T32] r4:00000001 [ 1348.643006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.643098][ T32] Exception stack(0xebf11fb0 to 0xebf11ff8) [ 1348.643138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.643172][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.643211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.643245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.643269][ T32] r4:858030c0 [ 1348.643712][ T32] INFO: task kworker/1:892:5797 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.643780][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.643937][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.644182][ T32] Call trace: [ 1348.644220][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.644285][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.644312][ T32] r4:00000000 [ 1348.644334][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.644465][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.644583][ T32] dd20: b99f8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.644621][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.644649][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.644692][ T32] r5:800f0013 r4:80239bb0 [ 1348.644793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.644847][ T32] r4:82ac21e4 [ 1348.644870][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.644921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.644946][ T32] r4:e023ddc0 [ 1348.644968][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.645022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.645050][ T32] r4:00000000 [ 1348.645073][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.645220][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.645252][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.645305][ T32] r5:00001000 r4:dfcb9000 [ 1348.645327][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.645373][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.645423][ T32] r5:84ba578c r4:84ba5400 [ 1348.645526][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.645586][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.645624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.645685][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.645711][ T32] r4:84bd5400 [ 1348.645835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.645905][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.645954][ T32] r4:00000001 [ 1348.645980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.646024][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.646054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.646086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.646166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.646215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.646243][ T32] r4:84bd4200 [ 1348.646267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.646302][ T32] INFO: task kworker/1:893:5799 blocked for more than 475 seconds. [ 1348.646342][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.646397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.646428][ T32] task:kworker/1:893 state:D stack:0 pid:5799 tgid:5799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.646482][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.646528][ T32] Call trace: [ 1348.646562][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.646621][ T32] r10:8291a684 r9:ebf19d84 r8:00000002 r7:60000013 r6:ebf19d8c r5:84976000 [ 1348.646647][ T32] r4:84976000 [ 1348.646669][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1348.646943][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.646981][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.647030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803400 [ 1348.647054][ T32] r4:00000000 [ 1348.647078][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.647182][ T32] r9:83018205 r8:84976000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1348.647221][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.647294][ T32] r5:00001000 r4:ebb41000 [ 1348.647337][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.647385][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.647434][ T32] r5:8589178c r4:85891400 [ 1348.647457][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.647532][ T32] r7:ddde2d80 r6:83018200 r5:8589178c r4:857e5a80 [ 1348.647560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.647616][ T32] r10:61c88647 r9:84976000 r8:857e5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.647641][ T32] r4:857e5a80 [ 1348.647663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.647716][ T32] r10:00000000 r9:857e5a80 r8:80287e08 r7:ebf11e60 r6:857fc380 r5:84976000 [ 1348.647741][ T32] r4:00000001 [ 1348.647762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.647803][ T32] Exception stack(0xebf19fb0 to 0xebf19ff8) [ 1348.647835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.647866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.647895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.647928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.647951][ T32] r4:85803140 [ 1348.648235][ T32] INFO: task kworker/1:893:5799 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.648278][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.648443][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.648513][ T32] Call trace: [ 1348.648591][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.648656][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.648683][ T32] r4:00000000 [ 1348.648703][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.648750][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.648782][ T32] dd20: b99f8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.648816][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.648845][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.648874][ T32] r5:800f0013 r4:80239bb0 [ 1348.648898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.648945][ T32] r4:82ac21e4 [ 1348.648967][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.649016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.649109][ T32] r4:e023ddc0 [ 1348.649136][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.649193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.649221][ T32] r4:00000000 [ 1348.649290][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.661603][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.661660][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.661739][ T32] r5:00001000 r4:dfcb9000 [ 1348.661764][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.661811][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.661907][ T32] r5:84ba578c r4:84ba5400 ** 1 printk messages dropped ** [ 1348.661992][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 2 printk messages dropped ** [ 1348.662118][ T32] r4:84bd5400 ** 1 printk messages dropped ** [ 1348.662243][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 5 printk messages dropped ** [ 1348.662888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.662959][ T32] r4:84bd4200 ** 2 printk messages dropped ** [ 1348.663058][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1348.663226][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.663466][ T32] r10:8291a684 r9:ebf1dd84 r8:00000002 r7:60000113 r6:ebf1dd8c r5:84976c00 ** 4 printk messages dropped ** [ 1348.663995][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.664217][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1348.664388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803580 [ 1348.664449][ T32] r4:00000000 [ 1348.664475][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.664528][ T32] r9:83018205 r8:84976c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1348.664552][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.664599][ T32] r5:00001000 r4:ebb61000 [ 1348.664620][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.664663][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.664712][ T32] r5:85891b8c r4:85891800 [ 1348.664751][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.664808][ T32] r7:ddde2d80 r6:83018200 r5:85891b8c r4:857e5b00 [ 1348.664832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.664886][ T32] r10:61c88647 r9:84976c00 r8:857e5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.664911][ T32] r4:857e5b00 [ 1348.664932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.665043][ T32] r10:00000000 r9:857e5b00 r8:80287e08 r7:ebf11e60 r6:857fc400 r5:84976c00 [ 1348.665075][ T32] r4:00000001 [ 1348.665097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.665138][ T32] Exception stack(0xebf1dfb0 to 0xebf1dff8) [ 1348.665168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.665207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.665239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.665272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.665296][ T32] r4:85803380 [ 1348.665706][ T32] INFO: task kworker/1:894:5801 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.665749][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.665840][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.665888][ T32] Call trace: [ 1348.665920][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.665979][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.666039][ T32] r4:00000000 [ 1348.666065][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.666113][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.666167][ T32] dd20: b99f8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.666209][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.666238][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.666266][ T32] r5:800f0013 r4:80239bb0 [ 1348.666289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.666337][ T32] r4:82ac21e4 [ 1348.666360][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.666411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.666436][ T32] r4:e023ddc0 [ 1348.666457][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.666506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.666533][ T32] r4:00000000 [ 1348.666555][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.666621][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.666650][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.666701][ T32] r5:00001000 r4:dfcb9000 [ 1348.666722][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.666766][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.666814][ T32] r5:84ba578c r4:84ba5400 [ 1348.666834][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.666887][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.666937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.666998][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.667045][ T32] r4:84bd5400 [ 1348.667112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.667172][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.667206][ T32] r4:00000001 [ 1348.667228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.667269][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.667298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.667348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.667381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.667414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.667438][ T32] r4:84bd4200 [ 1348.667461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.667491][ T32] INFO: task kworker/1:895:5802 blocked for more than 475 seconds. [ 1348.667524][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.667550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.667575][ T32] task:kworker/1:895 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.667625][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.667672][ T32] Call trace: [ 1348.667723][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.667780][ T32] r10:8291a684 r9:ebf21d84 r8:00000002 r7:60000113 r6:ebf21d8c r5:85004800 [ 1348.667807][ T32] r4:85004800 [ 1348.667851][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.667904][ T32] r5:85004800 r4:8291a680 [ 1348.667927][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.667987][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.668044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf21e08 [ 1348.668081][ T32] r4:00000000 [ 1348.668106][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.668147][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.668196][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.668251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803980 [ 1348.668277][ T32] r4:00000000 [ 1348.668298][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.668350][ T32] r9:83018205 r8:85004800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1348.668373][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.668445][ T32] r5:00001000 r4:ebc27000 [ 1348.668471][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.668523][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.668576][ T32] r5:8589278c r4:85892400 [ 1348.668599][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.668650][ T32] r7:ddde2d80 r6:83018200 r5:8589278c r4:857e5b80 [ 1348.668672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.668769][ T32] r10:61c88647 r9:85004800 r8:857e5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.668801][ T32] r4:857e5b80 [ 1348.668822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.668876][ T32] r10:00000000 r9:857e5b80 r8:80287e08 r7:ebf11e60 r6:857fc480 r5:85004800 [ 1348.668913][ T32] r4:00000001 [ 1348.668949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.669004][ T32] Exception stack(0xebf21fb0 to 0xebf21ff8) [ 1348.669047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.669083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.669114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.669147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.669172][ T32] r4:858034c0 [ 1348.689932][ T32] INFO: task kworker/1:895:5802 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.690053][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.690147][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.690224][ T32] Call trace: [ 1348.690263][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.690331][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.690358][ T32] r4:00000000 [ 1348.690380][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.690425][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.690474][ T32] dd20: b9e59000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.690514][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.690543][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.690571][ T32] r5:800f0013 r4:80239bb0 [ 1348.690593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.690643][ T32] r4:82ac21e4 [ 1348.690666][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.690740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.690770][ T32] r4:e023ddc0 [ 1348.690793][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.690868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.690899][ T32] r4:00000000 [ 1348.690922][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.690977][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.691000][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.691051][ T32] r5:00001000 r4:dfcb9000 [ 1348.691073][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.691118][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.691186][ T32] r5:84ba578c r4:84ba5400 [ 1348.691213][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.691270][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.691294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.691372][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.691398][ T32] r4:84bd5400 [ 1348.691443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.691508][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.691535][ T32] r4:00000001 [ 1348.691558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.691623][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.691698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.691857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.691987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.692080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.692115][ T32] r4:84bd4200 [ 1348.692156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.692221][ T32] INFO: task kworker/0:437:5805 blocked for more than 475 seconds. [ 1348.692261][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.692289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.692316][ T32] task:kworker/0:437 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.692370][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.692415][ T32] Call trace: [ 1348.692484][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.692570][ T32] r10:8291a684 r9:ebf15d84 r8:00000002 r7:60000113 r6:ebf15d8c r5:85860000 [ 1348.692600][ T32] r4:85860000 [ 1348.692624][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.692674][ T32] r5:85860000 r4:8291a680 [ 1348.692721][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.692772][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.692824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf15e08 [ 1348.692850][ T32] r4:00000000 [ 1348.692871][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.692936][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.692995][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.693046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580d740 [ 1348.693095][ T32] r4:00000000 [ 1348.693122][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.693186][ T32] r9:83018005 r8:85860000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1348.693213][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.693262][ T32] r5:00001000 r4:ec805000 [ 1348.693312][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.693367][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.693416][ T32] r5:8491c78c r4:8491c400 [ 1348.693438][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.693489][ T32] r7:dddced80 r6:83018000 r5:8491c78c r4:857fc500 [ 1348.693511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.693567][ T32] r10:61c88647 r9:85860000 r8:857fc52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.693592][ T32] r4:857fc500 [ 1348.693613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.693668][ T32] r10:00000000 r9:857fc500 r8:80287e08 r7:ebce5e60 r6:857fc580 r5:85860000 [ 1348.693693][ T32] r4:00000001 [ 1348.693714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.693755][ T32] Exception stack(0xebf15fb0 to 0xebf15ff8) [ 1348.693784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.693816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.693845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.693878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.693903][ T32] r4:8580d000 [ 1348.694244][ T32] INFO: task kworker/0:437:5805 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.694310][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.694382][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.694430][ T32] Call trace: [ 1348.694462][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.694537][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.694593][ T32] r4:00000000 [ 1348.694619][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.694666][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.694698][ T32] dd20: b9e59000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.694734][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.694763][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.694803][ T32] r5:800f0013 r4:80239bb0 [ 1348.694829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.694898][ T32] r4:82ac21e4 [ 1348.694948][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.695078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.695119][ T32] r4:e023ddc0 [ 1348.695146][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.695205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.695231][ T32] r4:00000000 [ 1348.695253][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.695370][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.695403][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.695455][ T32] r5:00001000 r4:dfcb9000 [ 1348.695476][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.695571][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.695625][ T32] r5:84ba578c r4:84ba5400 [ 1348.695647][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.695770][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.695845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.695906][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.695955][ T32] r4:84bd5400 [ 1348.695979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.696059][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.696088][ T32] r4:00000001 [ 1348.696140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.696193][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.696223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.696255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.696285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.696319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.696344][ T32] r4:84bd4200 [ 1348.696366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.696396][ T32] INFO: task kworker/1:896:5808 blocked for more than 475 seconds. [ 1348.696430][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.696457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.696483][ T32] task:kworker/1:896 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.696533][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.696577][ T32] Call trace: [ 1348.696610][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.696664][ T32] r10:8291a684 r9:ebf25d84 r8:00000002 r7:60000013 r6:ebf25d8c r5:85860c00 [ 1348.696689][ T32] r4:85860c00 [ 1348.696710][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.696759][ T32] r5:85860c00 r4:8291a680 [ 1348.696781][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.696838][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.696894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf25e08 [ 1348.696997][ T32] r4:00000000 [ 1348.697038][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.697083][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.697147][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.697208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803840 [ 1348.697233][ T32] r4:00000000 [ 1348.697255][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.697306][ T32] r9:83018205 r8:85860c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.697331][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.697390][ T32] r5:00001000 r4:ebbf9000 [ 1348.697424][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.697470][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.697518][ T32] r5:8589238c r4:85892000 [ 1348.697540][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.697591][ T32] r7:ddde2d80 r6:83018200 r5:8589238c r4:857e5c00 [ 1348.697613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.697687][ T32] r10:61c88647 r9:85860c00 r8:857e5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.697718][ T32] r4:857e5c00 [ 1348.697739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.697813][ T32] r10:00000000 r9:857e5c00 r8:80287e08 r7:ebf21e60 r6:857fc600 r5:85860c00 [ 1348.697842][ T32] r4:00000001 [ 1348.697863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.697903][ T32] Exception stack(0xebf25fb0 to 0xebf25ff8) [ 1348.697934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.697966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.698007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.698044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.698069][ T32] r4:85803540 [ 1348.698358][ T32] INFO: task kworker/1:896:5808 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.698401][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.698480][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.698559][ T32] Call trace: [ 1348.698597][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.698657][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.698712][ T32] r4:00000000 [ 1348.698760][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.698841][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.698907][ T32] dd20: b9e59000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.698974][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.699006][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.699034][ T32] r5:800f0013 r4:80239bb0 [ 1348.699060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.699125][ T32] r4:82ac21e4 [ 1348.699153][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.699214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.699241][ T32] r4:e023ddc0 [ 1348.722136][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.722344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.722410][ T32] r4:00000000 [ 1348.722438][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.722522][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.722552][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.722618][ T32] r5:00001000 r4:dfcb9000 [ 1348.722645][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.722693][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.722742][ T32] r5:84ba578c r4:84ba5400 [ 1348.722765][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.722843][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.722896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.722957][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.722984][ T32] r4:84bd5400 [ 1348.723005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.723058][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.723107][ T32] r4:00000001 [ 1348.723134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.723204][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.723250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.723284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.723313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.723366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.723392][ T32] r4:84bd4200 [ 1348.723444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.723483][ T32] INFO: task kworker/1:897:5810 blocked for more than 475 seconds. [ 1348.723522][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.723551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.723578][ T32] task:kworker/1:897 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.723648][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.723700][ T32] Call trace: [ 1348.723735][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.723795][ T32] r10:8291a684 r9:ebf4dd84 r8:00000002 r7:60000113 r6:ebf4dd8c r5:85861800 [ 1348.723821][ T32] r4:85861800 [ 1348.723842][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.723891][ T32] r5:85861800 r4:8291a680 [ 1348.723913][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.723962][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.724015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf4de08 [ 1348.724042][ T32] r4:00000000 [ 1348.724063][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.724103][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.724143][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.724201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803d40 [ 1348.724227][ T32] r4:00000000 [ 1348.724249][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.724303][ T32] r9:83018205 r8:85861800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1348.724327][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.724401][ T32] r5:00001000 r4:ebf69000 [ 1348.724428][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.724484][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.724565][ T32] r5:8589338c r4:85893000 [ 1348.724616][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.724673][ T32] r7:ddde2d80 r6:83018200 r5:8589338c r4:857e5c80 [ 1348.724696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.724764][ T32] r10:61c88647 r9:85861800 r8:857e5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.724820][ T32] r4:857e5c80 [ 1348.724870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.724953][ T32] r10:00000000 r9:857e5c80 r8:80287e08 r7:ebf21e60 r6:857fc680 r5:85861800 [ 1348.724983][ T32] r4:00000001 [ 1348.725005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.725045][ T32] Exception stack(0xebf4dfb0 to 0xebf4dff8) [ 1348.725074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.725106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.725164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.725215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.725281][ T32] r4:85803800 [ 1348.725727][ T32] INFO: task kworker/1:897:5810 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.725773][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.725865][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.726021][ T32] Call trace: [ 1348.726172][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.726250][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.726278][ T32] r4:00000000 [ 1348.726325][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.726376][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.726410][ T32] dd20: ba220000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.726443][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.726471][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.726521][ T32] r5:800f0013 r4:80239bb0 [ 1348.726549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.726598][ T32] r4:82ac21e4 [ 1348.726621][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.726671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.726697][ T32] r4:e023ddc0 [ 1348.726718][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.726766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.726802][ T32] r4:00000000 [ 1348.726828][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.726883][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.726908][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.726956][ T32] r5:00001000 r4:dfcb9000 [ 1348.726978][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.727022][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.727072][ T32] r5:84ba578c r4:84ba5400 [ 1348.727115][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.727182][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.727220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.727276][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.727339][ T32] r4:84bd5400 [ 1348.727366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.727497][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.727528][ T32] r4:00000001 [ 1348.727554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.727601][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.727643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.727695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.727729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.727809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.727838][ T32] r4:84bd4200 [ 1348.727886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.727921][ T32] INFO: task kworker/1:898:5812 blocked for more than 475 seconds. [ 1348.727974][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.728005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.728031][ T32] task:kworker/1:898 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.728084][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.728130][ T32] Call trace: [ 1348.728186][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.728247][ T32] r10:8291a684 r9:ebf59d84 r8:00000002 r7:60000113 r6:ebf59d8c r5:85862400 [ 1348.728274][ T32] r4:85862400 [ 1348.728295][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.728342][ T32] r5:85862400 r4:8291a680 [ 1348.728376][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.728424][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.728499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf59e08 [ 1348.728568][ T32] r4:00000000 [ 1348.728594][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.728638][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.728678][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.728726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803ac0 [ 1348.728774][ T32] r4:00000000 [ 1348.728817][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.728874][ T32] r9:83018205 r8:85862400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1348.728907][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.728961][ T32] r5:00001000 r4:ebeb9000 [ 1348.728982][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.729073][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.729129][ T32] r5:85892b8c r4:85892800 [ 1348.729164][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.729246][ T32] r7:ddde2d80 r6:83018200 r5:85892b8c r4:857e5d00 [ 1348.751863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.752062][ T32] r10:61c88647 r9:85862400 r8:857e5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.752183][ T32] r4:857e5d00 [ 1348.752221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.752283][ T32] r10:00000000 r9:857e5d00 r8:80287e08 r7:ebf4de60 r6:857fc700 r5:85862400 [ 1348.752309][ T32] r4:00000001 [ 1348.752336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.752384][ T32] Exception stack(0xebf59fb0 to 0xebf59ff8) [ 1348.752419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.752452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.752507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.752546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.752596][ T32] r4:85803940 [ 1348.753038][ T32] INFO: task kworker/1:898:5812 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.753084][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.753211][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.753272][ T32] Call trace: [ 1348.753305][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.753392][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.753423][ T32] r4:00000000 [ 1348.753444][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.753489][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.753534][ T32] dd20: ba6a8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.753583][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.753637][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.753669][ T32] r5:800f0013 r4:80239bb0 [ 1348.753727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.753783][ T32] r4:82ac21e4 [ 1348.753812][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.753865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.753891][ T32] r4:e023ddc0 [ 1348.753960][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.754065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.754095][ T32] r4:00000000 [ 1348.754119][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.754186][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.754213][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.754287][ T32] r5:00001000 r4:dfcb9000 [ 1348.754314][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.754361][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.754429][ T32] r5:84ba578c r4:84ba5400 [ 1348.754504][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.754577][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.754606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.754733][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.754764][ T32] r4:84bd5400 [ 1348.754811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.754869][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.754894][ T32] r4:00000001 [ 1348.754917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.754978][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.755035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.755076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.755107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.755181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.755237][ T32] r4:84bd4200 [ 1348.755311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.755379][ T32] INFO: task kworker/1:899:5813 blocked for more than 475 seconds. [ 1348.755418][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.755446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.755472][ T32] task:kworker/1:899 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.755572][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.755646][ T32] Call trace: [ 1348.755684][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.755741][ T32] r10:8291a684 r9:ebf61d84 r8:00000002 r7:60000113 r6:ebf61d8c r5:85863000 [ 1348.755767][ T32] r4:85863000 [ 1348.755788][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.755849][ T32] r5:85863000 r4:8291a680 [ 1348.755879][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.755929][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.755982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf61e08 [ 1348.756008][ T32] r4:00000000 [ 1348.756054][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.756102][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.756177][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.756232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803c40 [ 1348.756258][ T32] r4:00000000 [ 1348.756313][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.756370][ T32] r9:83018205 r8:85863000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1348.756395][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.756445][ T32] r5:00001000 r4:ebf55000 [ 1348.756468][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.756512][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.756559][ T32] r5:85892f8c r4:85892c00 [ 1348.756582][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.756633][ T32] r7:ddde2d80 r6:83018200 r5:85892f8c r4:857e5d80 [ 1348.756657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.756711][ T32] r10:61c88647 r9:85863000 r8:857e5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.756736][ T32] r4:857e5d80 [ 1348.756875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.756957][ T32] r10:00000000 r9:857e5d80 r8:80287e08 r7:ebf4de60 r6:857fc780 r5:85863000 [ 1348.756986][ T32] r4:00000001 [ 1348.757008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.757050][ T32] Exception stack(0xebf61fb0 to 0xebf61ff8) [ 1348.757079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.757113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.757178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.757218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.757304][ T32] r4:85803940 [ 1348.757609][ T32] INFO: task kworker/1:899:5813 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.757656][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.757743][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.757811][ T32] Call trace: [ 1348.757850][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.757935][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.757966][ T32] r4:00000000 [ 1348.757997][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.758044][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.758076][ T32] dd20: ba6a8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.758108][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.758135][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.758182][ T32] r5:800f0013 r4:80239bb0 [ 1348.758214][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.758291][ T32] r4:82ac21e4 [ 1348.758341][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.758397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.758423][ T32] r4:e023ddc0 [ 1348.758445][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.758494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.758572][ T32] r4:00000000 [ 1348.758619][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.758683][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.758726][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.758793][ T32] r5:00001000 r4:dfcb9000 [ 1348.758821][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.758894][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.758972][ T32] r5:84ba578c r4:84ba5400 [ 1348.759046][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.759128][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.759158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.759220][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.759296][ T32] r4:84bd5400 [ 1348.778316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.778426][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.778456][ T32] r4:00000001 [ 1348.778478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.778528][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.778562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.778619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.778655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.778724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.778754][ T32] r4:84bd4200 [ 1348.778781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.778816][ T32] INFO: task kworker/1:900:5816 blocked for more than 475 seconds. [ 1348.778877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.778909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.778937][ T32] task:kworker/1:900 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.779001][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.779053][ T32] Call trace: [ 1348.779087][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.779148][ T32] r10:8291a684 r9:ebf79d84 r8:00000002 r7:60000113 r6:ebf79d8c r5:85863c00 [ 1348.779202][ T32] r4:85863c00 [ 1348.779292][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.783996][ T32] r5:85863c00 r4:8291a680 [ 1348.784046][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.784114][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.784186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf79e08 [ 1348.784218][ T32] r4:00000000 [ 1348.784241][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.784286][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.784334][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.784384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803e80 [ 1348.784550][ T32] r4:00000000 [ 1348.784578][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.784636][ T32] r9:83018205 r8:85863c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1348.784661][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.784712][ T32] r5:00001000 r4:ebf75000 [ 1348.784734][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.784778][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.784827][ T32] r5:8589378c r4:85893400 [ 1348.784850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.784906][ T32] r7:ddde2d80 r6:83018200 r5:8589378c r4:857e5e00 [ 1348.784954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.785014][ T32] r10:61c88647 r9:85863c00 r8:857e5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.785040][ T32] r4:857e5e00 [ 1348.785062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.785130][ T32] r10:00000000 r9:857e5e00 r8:80287e08 r7:ebf4de60 r6:857fc800 r5:85863c00 [ 1348.785160][ T32] r4:00000001 [ 1348.785192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.785237][ T32] Exception stack(0xebf79fb0 to 0xebf79ff8) [ 1348.785270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.785302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.785331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.785366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.785390][ T32] r4:85803b40 [ 1348.785815][ T32] INFO: task kworker/1:900:5816 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.785859][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.785934][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.785986][ T32] Call trace: [ 1348.786077][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.786142][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.786169][ T32] r4:00000000 [ 1348.786196][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.786241][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.786273][ T32] dd20: baa42000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.786329][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.786387][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.786442][ T32] r5:800f0013 r4:80239bb0 [ 1348.786472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.786522][ T32] r4:82ac21e4 [ 1348.786544][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.786594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.786619][ T32] r4:e023ddc0 [ 1348.786688][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.786748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.786791][ T32] r4:00000000 [ 1348.786818][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.786874][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.786923][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.786976][ T32] r5:00001000 r4:dfcb9000 [ 1348.787023][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.787072][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.787142][ T32] r5:84ba578c r4:84ba5400 [ 1348.787164][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.787226][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.787249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.787303][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.787473][ T32] r4:84bd5400 [ 1348.787500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.787579][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.787663][ T32] r4:00000001 [ 1348.787689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.787733][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.787774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.787833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.787867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.787900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.787948][ T32] r4:84bd4200 [ 1348.788032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.788095][ T32] INFO: task kworker/1:901:5818 blocked for more than 475 seconds. [ 1348.788138][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.788181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.788221][ T32] task:kworker/1:901 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.788278][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.788323][ T32] Call trace: [ 1348.788355][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.788423][ T32] r10:8291a684 r9:ebf89d84 r8:00000002 r7:60000113 r6:ebf89d8c r5:85865400 [ 1348.788452][ T32] r4:85865400 [ 1348.788476][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.788542][ T32] r5:85865400 r4:8291a680 [ 1348.788568][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.788613][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.788663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf89e08 [ 1348.788688][ T32] r4:00000000 [ 1348.788709][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.788750][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.788789][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.788836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803f80 [ 1348.788860][ T32] r4:00000000 [ 1348.788881][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.788932][ T32] r9:83018205 r8:85865400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1348.788957][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.789054][ T32] r5:00001000 r4:ebf81000 [ 1348.789081][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.789129][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.789187][ T32] r5:85893b8c r4:85893800 [ 1348.789210][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.789262][ T32] r7:ddde2d80 r6:83018200 r5:85893b8c r4:857e5e80 [ 1348.789353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.802059][ T32] r10:61c88647 r9:85865400 r8:857e5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.802149][ T32] r4:857e5e80 [ 1348.802187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.802270][ T32] r10:00000000 r9:857e5e80 r8:80287e08 r7:ebf79e60 r6:857fc880 r5:85865400 [ 1348.802322][ T32] r4:00000001 [ 1348.802350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.802397][ T32] Exception stack(0xebf89fb0 to 0xebf89ff8) [ 1348.802433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.802468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.802526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.802574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.802601][ T32] r4:85803d00 [ 1348.803024][ T32] INFO: task kworker/1:901:5818 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.803072][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.803170][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.803294][ T32] Call trace: [ 1348.803387][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.803492][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.803600][ T32] r4:00000000 [ 1348.803653][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.803705][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.803766][ T32] dd20: badb4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.803812][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.803841][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.803869][ T32] r5:800f0013 r4:80239bb0 [ 1348.803916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.803971][ T32] r4:82ac21e4 [ 1348.803994][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.804047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.804073][ T32] r4:e023ddc0 [ 1348.804095][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.804145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.804170][ T32] r4:00000000 [ 1348.804201][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.804257][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.804306][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.804361][ T32] r5:00001000 r4:dfcb9000 [ 1348.804385][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.804431][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.804534][ T32] r5:84ba578c r4:84ba5400 [ 1348.804562][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.804617][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.804643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.804865][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.804895][ T32] r4:84bd5400 [ 1348.804917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.804972][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.804997][ T32] r4:00000001 [ 1348.805018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.805058][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.805088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.805201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.805237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.805274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.805327][ T32] r4:84bd4200 [ 1348.805357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.805430][ T32] INFO: task kworker/1:902:5821 blocked for more than 475 seconds. [ 1348.805474][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.805503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.805528][ T32] task:kworker/1:902 state:D stack:0 pid:5821 tgid:5821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.805579][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.805624][ T32] Call trace: [ 1348.805657][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.805712][ T32] r10:8291a684 r9:ebfa9d84 r8:00000002 r7:60000113 r6:ebfa9d8c r5:85868000 [ 1348.805738][ T32] r4:85868000 [ 1348.805760][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.805808][ T32] r5:85868000 r4:8291a680 [ 1348.805834][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.805881][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.805956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfa9e08 [ 1348.805985][ T32] r4:00000000 [ 1348.806012][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.806055][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.806095][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.806143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85803340 [ 1348.806167][ T32] r4:00000000 [ 1348.806194][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.806247][ T32] r9:83018205 r8:85868000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1348.806296][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.806348][ T32] r5:00001000 r4:ebf91000 [ 1348.806394][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.806443][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.806494][ T32] r5:85893f8c r4:85893c00 [ 1348.806597][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.806654][ T32] r7:ddde2d80 r6:83018200 r5:85893f8c r4:857e5f00 [ 1348.806678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.806732][ T32] r10:61c88647 r9:85868000 r8:857e5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.806771][ T32] r4:857e5f00 [ 1348.806846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.806938][ T32] r10:00000000 r9:857e5f00 r8:80287e08 r7:ebf89e60 r6:857fc900 r5:85868000 [ 1348.806967][ T32] r4:00000001 [ 1348.806990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.807031][ T32] Exception stack(0xebfa9fb0 to 0xebfa9ff8) [ 1348.807104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.807149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.807185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.807220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.807245][ T32] r4:85803b80 [ 1348.807554][ T32] INFO: task kworker/1:902:5821 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.807600][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.807663][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.807747][ T32] Call trace: [ 1348.807781][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.807839][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.807865][ T32] r4:00000000 [ 1348.807887][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.807932][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.808014][ T32] dd20: badb4000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.808134][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.808169][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.808277][ T32] r5:800f0013 r4:80239bb0 [ 1348.808306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.808382][ T32] r4:82ac21e4 [ 1348.808416][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.808486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.808545][ T32] r4:e023ddc0 [ 1348.808572][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.808700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.808729][ T32] r4:00000000 [ 1348.808776][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.808860][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.808887][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.808938][ T32] r5:00001000 r4:dfcb9000 [ 1348.808960][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.809026][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.809113][ T32] r5:84ba578c r4:84ba5400 [ 1348.809177][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.809239][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.809342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.832673][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.832726][ T32] r4:84bd5400 [ 1348.832753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.832937][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.832969][ T32] r4:00000001 [ 1348.833011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.833066][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.833127][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.833226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.833263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.833323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.833378][ T32] r4:84bd4200 [ 1348.833409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.833444][ T32] INFO: task kworker/1:903:5822 blocked for more than 475 seconds. [ 1348.833481][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.833508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.833536][ T32] task:kworker/1:903 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.833627][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.833680][ T32] Call trace: [ 1348.833715][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.833775][ T32] r10:8291a684 r9:ebfb5d84 r8:00000002 r7:60000113 r6:ebfb5d8c r5:85868c00 [ 1348.833802][ T32] r4:85868c00 [ 1348.833824][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.833873][ T32] r5:85868c00 r4:8291a680 [ 1348.833970][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.834027][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.834087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfb5e08 [ 1348.834112][ T32] r4:00000000 [ 1348.834143][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.834222][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.834272][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.834350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858060c0 [ 1348.834422][ T32] r4:00000000 [ 1348.834448][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.834503][ T32] r9:83018205 r8:85868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1348.834553][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.834613][ T32] r5:00001000 r4:ebfa1000 [ 1348.834643][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.834691][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.834794][ T32] r5:8589438c r4:85894000 [ 1348.834821][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.834876][ T32] r7:ddde2d80 r6:83018200 r5:8589438c r4:857e5f80 [ 1348.834924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.835005][ T32] r10:61c88647 r9:85868c00 r8:857e5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.835035][ T32] r4:857e5f80 [ 1348.835058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.835113][ T32] r10:00000000 r9:857e5f80 r8:80287e08 r7:ebfa9e60 r6:857fc980 r5:85868c00 [ 1348.835142][ T32] r4:00000001 [ 1348.835209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.835256][ T32] Exception stack(0xebfb5fb0 to 0xebfb5ff8) [ 1348.835286][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.835318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.835369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.835431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.835460][ T32] r4:85803f40 [ 1348.835886][ T32] INFO: task kworker/1:903:5822 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.835929][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.835994][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.836042][ T32] Call trace: [ 1348.836074][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.836177][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.836288][ T32] r4:00000000 [ 1348.836314][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.836362][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.836405][ T32] dd20: bb2f8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.836454][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.836509][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.836541][ T32] r5:800f0013 r4:80239bb0 [ 1348.836565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.836659][ T32] r4:82ac21e4 [ 1348.836771][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.836834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.836913][ T32] r4:e023ddc0 [ 1348.836940][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.836990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.837015][ T32] r4:00000000 [ 1348.837039][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.837091][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.837115][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.837163][ T32] r5:00001000 r4:dfcb9000 [ 1348.837191][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.837236][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.837286][ T32] r5:84ba578c r4:84ba5400 [ 1348.837358][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.837418][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.837467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.837532][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.837558][ T32] r4:84bd5400 [ 1348.837580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.837633][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.837683][ T32] r4:00000001 [ 1348.837709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.837753][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.837807][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.837869][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.837927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.837997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.838051][ T32] r4:84bd4200 [ 1348.838102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.838142][ T32] INFO: task kworker/1:904:5824 blocked for more than 475 seconds. [ 1348.838210][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.838266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.838295][ T32] task:kworker/1:904 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.838348][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.838458][ T32] Call trace: [ 1348.838500][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.838564][ T32] r10:8291a684 r9:ebfbdd84 r8:00000002 r7:60000013 r6:ebfbdd8c r5:8586a400 [ 1348.838592][ T32] r4:8586a400 [ 1348.838640][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.838700][ T32] r5:8586a400 r4:8291a680 [ 1348.838748][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.838806][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.838886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfbde08 [ 1348.838917][ T32] r4:00000000 [ 1348.838963][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.839015][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.839131][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.839196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806b00 [ 1348.839223][ T32] r4:00000000 [ 1348.839245][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.839364][ T32] r9:83018205 r8:8586a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1348.860106][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.860276][ T32] r5:00001000 r4:ec819000 [ 1348.860308][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.860374][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.860437][ T32] r5:85895f8c r4:85895c00 [ 1348.860464][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.860532][ T32] r7:ddde2d80 r6:83018200 r5:85895f8c r4:8580b000 [ 1348.860560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.860628][ T32] r10:61c88647 r9:8586a400 r8:8580b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.860658][ T32] r4:8580b000 [ 1348.860685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.860751][ T32] r10:00000000 r9:8580b000 r8:80287e08 r7:ebfb5e60 r6:857fca00 r5:8586a400 [ 1348.860781][ T32] r4:00000001 [ 1348.860808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.860861][ T32] Exception stack(0xebfbdfb0 to 0xebfbdff8) [ 1348.860903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.860943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.861028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.861074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.861104][ T32] r4:85806000 [ 1348.861564][ T32] INFO: task kworker/1:904:5824 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.861611][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.861689][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.861932][ T32] Call trace: [ 1348.861968][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.862148][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.862187][ T32] r4:00000000 [ 1348.862210][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.862258][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.862290][ T32] dd20: bb66b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.862323][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.862352][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.862380][ T32] r5:800f0013 r4:80239bb0 [ 1348.862401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.862449][ T32] r4:82ac21e4 [ 1348.862472][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.862522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.862550][ T32] r4:e023ddc0 [ 1348.862573][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.862622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.862647][ T32] r4:00000000 [ 1348.862668][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.862721][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.862745][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.862826][ T32] r5:00001000 r4:dfcb9000 [ 1348.862852][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.862902][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.863055][ T32] r5:84ba578c r4:84ba5400 [ 1348.863083][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.863178][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.863212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.863271][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.863314][ T32] r4:84bd5400 [ 1348.863359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.863417][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.863442][ T32] r4:00000001 [ 1348.863464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.863504][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.863534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.863565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.863596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.863630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.863655][ T32] r4:84bd4200 [ 1348.863677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.863792][ T32] INFO: task kworker/1:905:5825 blocked for more than 475 seconds. [ 1348.863836][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.863863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.863889][ T32] task:kworker/1:905 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.863941][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.863987][ T32] Call trace: [ 1348.864019][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.864075][ T32] r10:8291a684 r9:ebfc1d84 r8:00000002 r7:60000113 r6:ebfc1d8c r5:8586b000 [ 1348.864099][ T32] r4:8586b000 [ 1348.864121][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.864170][ T32] r5:8586b000 r4:8291a680 [ 1348.864201][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.864245][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.864295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfc1e08 [ 1348.864343][ T32] r4:00000000 [ 1348.864371][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.864411][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.864464][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.864516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806300 [ 1348.864543][ T32] r4:00000000 [ 1348.864694][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.864751][ T32] r9:83018205 r8:8586b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1348.864777][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.864826][ T32] r5:00001000 r4:ebfb1000 [ 1348.864847][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.864892][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.864939][ T32] r5:8589478c r4:85894400 [ 1348.864962][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.865014][ T32] r7:ddde2d80 r6:83018200 r5:8589478c r4:8580b080 [ 1348.865036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.865089][ T32] r10:61c88647 r9:8586b000 r8:8580b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.865115][ T32] r4:8580b080 [ 1348.865136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.865196][ T32] r10:00000000 r9:8580b080 r8:80287e08 r7:ebfbde60 r6:857fca80 r5:8586b000 [ 1348.865222][ T32] r4:00000001 [ 1348.865306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.865351][ T32] Exception stack(0xebfc1fb0 to 0xebfc1ff8) [ 1348.865381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.865412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.865441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.865474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.865498][ T32] r4:85806000 [ 1348.865788][ T32] INFO: task kworker/1:905:5825 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.865877][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.865944][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.865992][ T32] Call trace: [ 1348.866025][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.866083][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.866113][ T32] r4:00000000 [ 1348.866237][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.866290][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.866321][ T32] dd20: bb66b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.866354][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.866381][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.866471][ T32] r5:800f0013 r4:80239bb0 [ 1348.866499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.866548][ T32] r4:82ac21e4 [ 1348.866570][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.866620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.866645][ T32] r4:e023ddc0 [ 1348.866667][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.866716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.866839][ T32] r4:00000000 [ 1348.866866][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.866923][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.866947][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.866995][ T32] r5:00001000 r4:dfcb9000 [ 1348.867017][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.867059][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.867126][ T32] r5:84ba578c r4:84ba5400 [ 1348.867148][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.867207][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.867232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.867287][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.867312][ T32] r4:84bd5400 [ 1348.867384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.867446][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.867472][ T32] r4:00000001 [ 1348.867494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.867534][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.867591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.867628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.867660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.867693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.867798][ T32] r4:84bd4200 [ 1348.867896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.867930][ T32] INFO: task kworker/1:906:5828 blocked for more than 475 seconds. [ 1348.867964][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.867991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.868018][ T32] task:kworker/1:906 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.868067][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.868112][ T32] Call trace: [ 1348.868144][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.868207][ T32] r10:8291a684 r9:ebfe5d84 r8:00000002 r7:60000013 r6:ebfe5d8c r5:85869800 [ 1348.868232][ T32] r4:85869800 [ 1348.868253][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.868302][ T32] r5:85869800 r4:8291a680 [ 1348.868325][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.868368][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.868463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfe5e08 [ 1348.868513][ T32] r4:00000000 [ 1348.868541][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.868581][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.868621][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.868765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806440 [ 1348.868978][ T32] r4:00000000 [ 1348.869102][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.869161][ T32] r9:83018205 r8:85869800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1348.869193][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.869243][ T32] r5:00001000 r4:ebfc9000 [ 1348.869264][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.869367][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.894089][ T32] r5:85894b8c r4:85894800 [ 1348.894138][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.894233][ T32] r7:ddde2d80 r6:83018200 r5:85894b8c r4:8580b100 [ 1348.894258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.894319][ T32] r10:61c88647 r9:85869800 r8:8580b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.894425][ T32] r4:8580b100 [ 1348.894455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.894617][ T32] r10:00000000 r9:8580b100 r8:80287e08 r7:ebfbde60 r6:857fcb00 r5:85869800 [ 1348.894647][ T32] r4:00000001 [ 1348.894670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.894715][ T32] Exception stack(0xebfe5fb0 to 0xebfe5ff8) [ 1348.894749][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.894781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.894811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.894868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.894899][ T32] r4:85806180 [ 1348.895355][ T32] INFO: task kworker/1:906:5828 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.895403][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.895492][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.895548][ T32] Call trace: [ 1348.895583][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.895646][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.895672][ T32] r4:00000000 [ 1348.895695][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.895739][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.895771][ T32] dd20: bb978000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.895804][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.895832][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.895859][ T32] r5:800f0013 r4:80239bb0 [ 1348.895880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.895980][ T32] r4:82ac21e4 [ 1348.896010][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.896063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.896089][ T32] r4:e023ddc0 [ 1348.896111][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.896172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.896229][ T32] r4:00000000 [ 1348.896345][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.896409][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.896435][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.896484][ T32] r5:00001000 r4:dfcb9000 [ 1348.896506][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.896551][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.896599][ T32] r5:84ba578c r4:84ba5400 [ 1348.896621][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.896674][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.896698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.896753][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.896854][ T32] r4:84bd5400 [ 1348.896880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.896936][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.896961][ T32] r4:00000001 [ 1348.896983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.897024][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.897054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.897157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.897199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.897284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.897314][ T32] r4:84bd4200 [ 1348.897363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.897401][ T32] INFO: task kworker/1:907:5829 blocked for more than 475 seconds. [ 1348.897442][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.897495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.897525][ T32] task:kworker/1:907 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.897578][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.897681][ T32] Call trace: [ 1348.897732][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.897818][ T32] r10:8291a684 r9:ebfe9d84 r8:00000002 r7:60000113 r6:ebfe9d8c r5:8586bc00 [ 1348.897857][ T32] r4:8586bc00 [ 1348.897906][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.897961][ T32] r5:8586bc00 r4:8291a680 [ 1348.898035][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.898086][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.898137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfe9e08 [ 1348.898162][ T32] r4:00000000 [ 1348.898188][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.898255][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.898300][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.898349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806580 [ 1348.898374][ T32] r4:00000000 [ 1348.898396][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.898447][ T32] r9:83018205 r8:8586bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1348.898472][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.898528][ T32] r5:00001000 r4:ebfd5000 [ 1348.898550][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.898594][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.898641][ T32] r5:85894f8c r4:85894c00 [ 1348.898691][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.898750][ T32] r7:ddde2d80 r6:83018200 r5:85894f8c r4:8580b180 [ 1348.898824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.898883][ T32] r10:61c88647 r9:8586bc00 r8:8580b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.898924][ T32] r4:8580b180 [ 1348.898954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.899038][ T32] r10:00000000 r9:8580b180 r8:80287e08 r7:ebfbde60 r6:857fcb80 r5:8586bc00 [ 1348.899067][ T32] r4:00000001 [ 1348.899096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.899138][ T32] Exception stack(0xebfe9fb0 to 0xebfe9ff8) [ 1348.899168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.899210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.899241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.899343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.912453][ T32] r4:858062c0 [ 1348.912984][ T32] INFO: task kworker/1:907:5829 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.913037][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.913135][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.913221][ T32] Call trace: [ 1348.913316][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.913410][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.913443][ T32] r4:00000000 [ 1348.913467][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.913518][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.913552][ T32] dd20: bbade000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.913610][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.913651][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.913680][ T32] r5:800f0013 r4:80239bb0 [ 1348.913702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.913770][ T32] r4:82ac21e4 [ 1348.913798][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.913850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.913876][ T32] r4:e023ddc0 [ 1348.913950][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.914005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.914030][ T32] r4:00000000 [ 1348.914079][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.914142][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.914188][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.914243][ T32] r5:00001000 r4:dfcb9000 [ 1348.914267][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.914314][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.914362][ T32] r5:84ba578c r4:84ba5400 [ 1348.914435][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.914521][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.914575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.914636][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.914662][ T32] r4:84bd5400 [ 1348.914709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.914783][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.914892][ T32] r4:00000001 [ 1348.914991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.915038][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.915122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.915159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.915194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.915256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.915354][ T32] r4:84bd4200 [ 1348.915385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.915433][ T32] INFO: task kworker/1:908:5833 blocked for more than 475 seconds. [ 1348.915474][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.915502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.915528][ T32] task:kworker/1:908 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.915580][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.915643][ T32] Call trace: [ 1348.915689][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.915747][ T32] r10:8291a684 r9:ebff9d84 r8:00000002 r7:60000113 r6:ebff9d8c r5:8586e000 [ 1348.915772][ T32] r4:8586e000 [ 1348.915793][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.915892][ T32] r5:8586e000 r4:8291a680 [ 1348.915969][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.916018][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.916076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebff9e08 [ 1348.916161][ T32] r4:00000000 [ 1348.916195][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.916237][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.916278][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.916326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806700 [ 1348.916351][ T32] r4:00000000 [ 1348.916372][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.916423][ T32] r9:83018205 r8:8586e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1348.916448][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.916593][ T32] r5:00001000 r4:ebfef000 [ 1348.916619][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.916676][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.916729][ T32] r5:8589538c r4:85895000 [ 1348.916750][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.916903][ T32] r7:ddde2d80 r6:83018200 r5:8589538c r4:8580b200 [ 1348.916939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.916997][ T32] r10:61c88647 r9:8586e000 r8:8580b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.917024][ T32] r4:8580b200 [ 1348.917095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.917169][ T32] r10:00000000 r9:8580b200 r8:80287e08 r7:ebfbde60 r6:857fcd00 r5:8586e000 [ 1348.917202][ T32] r4:00000001 [ 1348.917244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.917289][ T32] Exception stack(0xebff9fb0 to 0xebff9ff8) [ 1348.917370][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.917413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.917443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.917479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.917503][ T32] r4:85806500 [ 1348.917792][ T32] INFO: task kworker/1:908:5833 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.917836][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.917991][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.918044][ T32] Call trace: [ 1348.918169][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.918237][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.918265][ T32] r4:00000000 [ 1348.918286][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.918331][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.918364][ T32] dd20: bbade000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.918448][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.918484][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.918517][ T32] r5:800f0013 r4:80239bb0 [ 1348.918540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.918589][ T32] r4:82ac21e4 [ 1348.918612][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.918745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.918826][ T32] r4:e023ddc0 [ 1348.918853][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.918932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.918992][ T32] r4:00000000 [ 1348.919028][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.919088][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.919114][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.919180][ T32] r5:00001000 r4:dfcb9000 [ 1348.919205][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.919250][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.919297][ T32] r5:84ba578c r4:84ba5400 [ 1348.919410][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.939190][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.939248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.939887][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.939955][ T32] r4:84bd5400 [ 1348.940003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.940080][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.940107][ T32] r4:00000001 [ 1348.940129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.940182][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.940219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.940252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.940282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.940317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.940421][ T32] r4:84bd4200 [ 1348.940453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.940513][ T32] INFO: task kworker/1:909:5834 blocked for more than 475 seconds. [ 1348.940613][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.940702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.940736][ T32] task:kworker/1:909 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.940847][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.940990][ T32] Call trace: [ 1348.941077][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.941228][ T32] r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:8586ec00 [ 1348.941290][ T32] r4:8586ec00 [ 1348.941317][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.941393][ T32] r5:8586ec00 r4:8291a680 [ 1348.941420][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.941465][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.941542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 [ 1348.941573][ T32] r4:00000000 [ 1348.941595][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.941661][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.941710][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.941761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806840 [ 1348.941786][ T32] r4:00000000 [ 1348.941842][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.941901][ T32] r9:83018205 r8:8586ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1348.941928][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.941977][ T32] r5:00001000 r4:ebffb000 [ 1348.941999][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.942070][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.942123][ T32] r5:8589578c r4:85895400 [ 1348.942179][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.942243][ T32] r7:ddde2d80 r6:83018200 r5:8589578c r4:8580b280 [ 1348.942274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.942332][ T32] r10:61c88647 r9:8586ec00 r8:8580b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.942357][ T32] r4:8580b280 [ 1348.942403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.942461][ T32] r10:00000000 r9:8580b280 r8:80287e08 r7:ebfbde60 r6:857fcd80 r5:8586ec00 [ 1348.942549][ T32] r4:00000001 [ 1348.942609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.942714][ T32] Exception stack(0xec809fb0 to 0xec809ff8) [ 1348.942750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.942783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.942817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.942878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.942914][ T32] r4:85806740 [ 1348.943387][ T32] INFO: task kworker/1:909:5834 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.943459][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.943529][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.943578][ T32] Call trace: [ 1348.943661][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.943726][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.943826][ T32] r4:00000000 [ 1348.943853][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.943923][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.944036][ T32] dd20: bbde6000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.944074][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.944103][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.944130][ T32] r5:800f0013 r4:80239bb0 [ 1348.944152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.944232][ T32] r4:82ac21e4 [ 1348.944267][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.944394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.944425][ T32] r4:e023ddc0 [ 1348.944522][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.944578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.944631][ T32] r4:00000000 [ 1348.944657][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.944713][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.944763][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.944817][ T32] r5:00001000 r4:dfcb9000 [ 1348.944864][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.944919][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.944969][ T32] r5:84ba578c r4:84ba5400 [ 1348.944991][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.945045][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.945120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.945184][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.945210][ T32] r4:84bd5400 [ 1348.945231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.945285][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.945310][ T32] r4:00000001 [ 1348.945350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.945396][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.945464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.945500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.945557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.945620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.945649][ T32] r4:84bd4200 [ 1348.945723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.945761][ T32] INFO: task kworker/1:910:5836 blocked for more than 475 seconds. [ 1348.945798][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.945901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.945932][ T32] task:kworker/1:910 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.946010][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.946091][ T32] Call trace: [ 1348.946132][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.946194][ T32] r10:8291a684 r9:ebe79d84 r8:00000002 r7:60000113 r6:ebe79d8c r5:8586c800 [ 1348.946221][ T32] r4:8586c800 [ 1348.946267][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.946322][ T32] r5:8586c800 r4:8291a680 [ 1348.946345][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.946403][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.946457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe79e08 [ 1348.946482][ T32] r4:00000000 [ 1348.946503][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.946542][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.946603][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.946682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806a40 [ 1348.946711][ T32] r4:00000000 [ 1348.946734][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.946785][ T32] r9:83018205 r8:8586c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1348.946811][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.946908][ T32] r5:00001000 r4:ec811000 [ 1348.946935][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.946983][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.947031][ T32] r5:85895b8c r4:85895800 [ 1348.947132][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.947195][ T32] r7:ddde2d80 r6:83018200 r5:85895b8c r4:8580b300 [ 1348.947219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.947299][ T32] r10:61c88647 r9:8586c800 r8:8580b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.947396][ T32] r4:8580b300 [ 1348.947422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.947506][ T32] r10:00000000 r9:8580b300 r8:80287e08 r7:ebfbde60 r6:857fce00 r5:8586c800 [ 1348.947538][ T32] r4:00000001 [ 1348.947560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.947601][ T32] Exception stack(0xebe79fb0 to 0xebe79ff8) [ 1348.947642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.947675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.947707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.947740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.947815][ T32] r4:85806740 [ 1348.948121][ T32] INFO: task kworker/1:910:5836 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.948165][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.948419][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.948481][ T32] Call trace: [ 1348.948573][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.948635][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.948663][ T32] r4:00000000 [ 1348.948685][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.948730][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.948762][ T32] dd20: bbde6000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.948794][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.948824][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.948851][ T32] r5:800f0013 r4:80239bb0 [ 1348.948924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.948976][ T32] r4:82ac21e4 [ 1348.949024][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.949086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.949149][ T32] r4:e023ddc0 [ 1348.949252][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.979924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.980045][ T32] r4:00000000 [ 1348.980079][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.980187][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.980219][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.980281][ T32] r5:00001000 r4:dfcb9000 [ 1348.980306][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.980375][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.980436][ T32] r5:84ba578c r4:84ba5400 [ 1348.980486][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.980553][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.980580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.980643][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.980721][ T32] r4:84bd5400 [ 1348.980757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.980845][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.980902][ T32] r4:00000001 [ 1348.980969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.981026][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.981074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.981138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.981184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.981247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.981355][ T32] r4:84bd4200 [ 1348.981389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.981447][ T32] INFO: task kworker/0:438:5839 blocked for more than 475 seconds. [ 1348.981493][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.981526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.981665][ T32] task:kworker/0:438 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.981768][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.981822][ T32] Call trace: [ 1348.981858][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.981918][ T32] r10:8291a684 r9:ec81dd84 r8:00000002 r7:60000113 r6:ec81dd8c r5:85866c00 [ 1348.981994][ T32] r4:85866c00 [ 1348.982073][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.982130][ T32] r5:85866c00 r4:8291a680 [ 1348.982154][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.982208][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.982326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1348.982358][ T32] r4:00000000 [ 1348.982382][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.982426][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.982472][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.982543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ff7c0 [ 1348.982571][ T32] r4:00000000 [ 1348.982618][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.982684][ T32] r9:83018005 r8:85866c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1348.982712][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.982808][ T32] r5:00001000 r4:eb769000 [ 1348.982843][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.982890][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.982958][ T32] r5:8589878c r4:85898400 [ 1348.983012][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.983069][ T32] r7:dddced80 r6:83018000 r5:8589878c r4:857fce80 [ 1348.983100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.983208][ T32] r10:61c88647 r9:85866c00 r8:857fceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.983246][ T32] r4:857fce80 [ 1348.983272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.983360][ T32] r10:00000000 r9:857fce80 r8:80287e08 r7:ebce5e60 r6:857fcf00 r5:85866c00 [ 1348.983487][ T32] r4:00000001 [ 1348.983532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.983605][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1348.983665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.983729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.983763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.983799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.983824][ T32] r4:8580d680 [ 1348.984309][ T32] INFO: task kworker/0:438:5839 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1348.984431][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.984567][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.984619][ T32] Call trace: [ 1348.984675][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.984774][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1348.984809][ T32] r4:00000000 [ 1348.984832][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.984913][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1348.984973][ T32] dd20: bc4c2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1348.985021][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1348.985055][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.985110][ T32] r5:800f0013 r4:80239bb0 [ 1348.985166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.985251][ T32] r4:82ac21e4 [ 1348.985337][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.985395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1348.985422][ T32] r4:e023ddc0 [ 1348.985450][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.985525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1348.985558][ T32] r4:00000000 [ 1348.985580][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.985652][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.985699][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.985752][ T32] r5:00001000 r4:dfcb9000 [ 1348.985775][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.985871][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.985925][ T32] r5:84ba578c r4:84ba5400 [ 1348.985947][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.986002][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1348.986025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.986081][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.986107][ T32] r4:84bd5400 [ 1348.986128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.986206][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1348.986266][ T32] r4:00000001 [ 1348.986303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.986368][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1348.986400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.986436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.986468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.986501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.986526][ T32] r4:84bd4200 [ 1348.986586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.986623][ T32] INFO: task kworker/1:911:5841 blocked for more than 475 seconds. [ 1348.986658][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1348.986684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.986711][ T32] task:kworker/1:911 state:D stack:0 pid:5841 tgid:5841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.986823][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.986881][ T32] Call trace: [ 1348.986970][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1348.987067][ T32] r10:8291a684 r9:ec829d84 r8:00000002 r7:60000013 r6:ec829d8c r5:85866000 [ 1348.987125][ T32] r4:85866000 [ 1348.987207][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1348.987319][ T32] r5:85866000 r4:8291a680 [ 1348.987386][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.987438][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.987489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 [ 1348.987514][ T32] r4:00000000 [ 1348.987535][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1348.987598][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1348.987645][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1348.987695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806cc0 [ 1348.987736][ T32] r4:00000000 [ 1348.987762][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.987990][ T32] r9:83018205 r8:85866000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1348.988021][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.988097][ T32] r5:00001000 r4:dfb43000 [ 1348.988129][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1348.988202][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.988305][ T32] r5:8589638c r4:85896000 [ 1348.988331][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.988399][ T32] r7:ddde2d80 r6:83018200 r5:8589638c r4:8580b380 [ 1348.988428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.988515][ T32] r10:61c88647 r9:85866000 r8:8580b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.988546][ T32] r4:8580b380 [ 1348.988567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.988647][ T32] r10:00000000 r9:8580b380 r8:80287e08 r7:ebfbde60 r6:857fcf80 r5:85866000 [ 1348.988678][ T32] r4:00000001 [ 1348.988700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.988770][ T32] Exception stack(0xec829fb0 to 0xec829ff8) [ 1348.988841][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.988884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.988915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.988971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.989025][ T32] r4:85806980 [ 1349.011657][ T32] INFO: task kworker/1:911:5841 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.011802][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.011993][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.012125][ T32] Call trace: [ 1349.012166][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.012245][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.012324][ T32] r4:00000000 [ 1349.012378][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.012455][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.012492][ T32] dd20: bc77b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.012526][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.012630][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.012663][ T32] r5:800f0013 r4:80239bb0 [ 1349.012686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.012736][ T32] r4:82ac21e4 [ 1349.012760][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.012811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.012837][ T32] r4:e023ddc0 [ 1349.012859][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.012908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.012958][ T32] r4:00000000 [ 1349.013064][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.013169][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.013257][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.013315][ T32] r5:00001000 r4:dfcb9000 [ 1349.013340][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.013405][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.013485][ T32] r5:84ba578c r4:84ba5400 [ 1349.013519][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.013576][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.013599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.013653][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.013678][ T32] r4:84bd5400 [ 1349.013701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.013755][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.013780][ T32] r4:00000001 [ 1349.013802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.013868][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.013905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.013938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.013969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.014002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.014027][ T32] r4:84bd4200 [ 1349.014053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.014111][ T32] INFO: task kworker/1:912:5842 blocked for more than 475 seconds. [ 1349.014154][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.014189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.014216][ T32] task:kworker/1:912 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.014299][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.014344][ T32] Call trace: [ 1349.014380][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.014474][ T32] r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000113 r6:ec82dd8c r5:85864800 [ 1349.014507][ T32] r4:85864800 [ 1349.014554][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.014615][ T32] r5:85864800 r4:8291a680 [ 1349.014638][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.014682][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.014732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [ 1349.014781][ T32] r4:00000000 [ 1349.014840][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.014887][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.014927][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.014978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806ec0 [ 1349.015077][ T32] r4:00000000 [ 1349.015120][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.015181][ T32] r9:83018205 r8:85864800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.015208][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.015260][ T32] r5:00001000 r4:eae93000 [ 1349.015281][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.015375][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.015432][ T32] r5:85896b8c r4:85896800 [ 1349.015453][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.015505][ T32] r7:ddde2d80 r6:83018200 r5:85896b8c r4:8580b400 [ 1349.015529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.015583][ T32] r10:61c88647 r9:85864800 r8:8580b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.015610][ T32] r4:8580b400 [ 1349.015631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.015682][ T32] r10:00000000 r9:8580b400 r8:80287e08 r7:ec829e60 r6:85903000 r5:85864800 [ 1349.015780][ T32] r4:00000001 [ 1349.015817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.015863][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 1349.015988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.016025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.016055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.016088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.016113][ T32] r4:85806b40 [ 1349.016521][ T32] INFO: task kworker/1:912:5842 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.016565][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.016630][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.016677][ T32] Call trace: [ 1349.016739][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.016804][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.016879][ T32] r4:00000000 [ 1349.016905][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.017051][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.017089][ T32] dd20: bc77b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.017122][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.017169][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.017206][ T32] r5:800f0013 r4:80239bb0 [ 1349.017255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.017308][ T32] r4:82ac21e4 [ 1349.017357][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.017444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.017475][ T32] r4:e023ddc0 [ 1349.017546][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.017600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.017652][ T32] r4:00000000 [ 1349.017678][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.017746][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.017775][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.017824][ T32] r5:00001000 r4:dfcb9000 [ 1349.017846][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.017889][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.017941][ T32] r5:84ba578c r4:84ba5400 [ 1349.017963][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.018016][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.018040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.018222][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.018254][ T32] r4:84bd5400 [ 1349.018276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.018331][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.018357][ T32] r4:00000001 [ 1349.018489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.018547][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.018578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.018615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.018645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.018742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.018779][ T32] r4:84bd4200 [ 1349.018802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.018884][ T32] INFO: task kworker/1:913:5845 blocked for more than 475 seconds. [ 1349.018923][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.018951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.019072][ T32] task:kworker/1:913 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.019130][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.019206][ T32] Call trace: [ 1349.019265][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.041695][ T32] r10:8291a684 r9:ec831d84 r8:00000002 r7:60000113 r6:ec831d8c r5:85870000 [ 1349.041808][ T32] r4:85870000 [ 1349.041837][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.041913][ T32] r5:85870000 r4:8291a680 [ 1349.041937][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.041981][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.042033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 [ 1349.042060][ T32] r4:00000000 [ 1349.042181][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.042311][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.042363][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.042414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806d80 [ 1349.042444][ T32] r4:00000000 [ 1349.042468][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.042548][ T32] r9:83018205 r8:85870000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1349.042585][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.042640][ T32] r5:00001000 r4:e075b000 [ 1349.042679][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.042730][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.042807][ T32] r5:8589678c r4:85896400 [ 1349.042885][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.042971][ T32] r7:ddde2d80 r6:83018200 r5:8589678c r4:8580b480 [ 1349.043005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.043060][ T32] r10:61c88647 r9:85870000 r8:8580b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.043136][ T32] r4:8580b480 [ 1349.043163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.043262][ T32] r10:00000000 r9:8580b480 r8:80287e08 r7:ec82de60 r6:85903080 r5:85870000 [ 1349.043291][ T32] r4:00000001 [ 1349.043353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.043406][ T32] Exception stack(0xec831fb0 to 0xec831ff8) [ 1349.043442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.043474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.043505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.043572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.043603][ T32] r4:85806c00 [ 1349.044033][ T32] INFO: task kworker/1:913:5845 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.044081][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.044301][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.044357][ T32] Call trace: [ 1349.044391][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.044453][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.044480][ T32] r4:00000000 [ 1349.044526][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.044579][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.044611][ T32] dd20: bcaa5000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.044645][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.044673][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.044699][ T32] r5:800f0013 r4:80239bb0 [ 1349.044721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.044768][ T32] r4:82ac21e4 [ 1349.044791][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.044937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.044973][ T32] r4:e023ddc0 [ 1349.044998][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.045056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.045109][ T32] r4:00000000 [ 1349.045152][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.045269][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.045309][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.045411][ T32] r5:00001000 r4:dfcb9000 [ 1349.045439][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.045486][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.045534][ T32] r5:84ba578c r4:84ba5400 [ 1349.045555][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.045633][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.045664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.045724][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.045750][ T32] r4:84bd5400 [ 1349.045772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.045826][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.045851][ T32] r4:00000001 [ 1349.045873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.045913][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.045943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.046001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.046041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.046077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.046101][ T32] r4:84bd4200 [ 1349.046149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.046229][ T32] INFO: task kworker/1:914:5847 blocked for more than 475 seconds. [ 1349.046281][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.046310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.046336][ T32] task:kworker/1:914 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.046416][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.046467][ T32] Call trace: [ 1349.046525][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.046585][ T32] r10:8291a684 r9:ec839d84 r8:00000002 r7:60000113 r6:ec839d8c r5:85871800 [ 1349.046675][ T32] r4:85871800 [ 1349.046702][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.046778][ T32] r5:85871800 r4:8291a680 [ 1349.046805][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.046877][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.046932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec839e08 [ 1349.046957][ T32] r4:00000000 [ 1349.046978][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.047017][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.047056][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.047129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806fc0 [ 1349.047168][ T32] r4:00000000 [ 1349.047201][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.047259][ T32] r9:83018205 r8:85871800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1349.047426][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.047491][ T32] r5:00001000 r4:eb11d000 [ 1349.047513][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.047558][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.047631][ T32] r5:85896f8c r4:85896c00 [ 1349.047658][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.047740][ T32] r7:ddde2d80 r6:83018200 r5:85896f8c r4:8580b500 [ 1349.047766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.047870][ T32] r10:61c88647 r9:85871800 r8:8580b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.047899][ T32] r4:8580b500 [ 1349.047961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.048019][ T32] r10:00000000 r9:8580b500 r8:80287e08 r7:ec82de60 r6:85903100 r5:85871800 [ 1349.048045][ T32] r4:00000001 [ 1349.048091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.048165][ T32] Exception stack(0xec839fb0 to 0xec839ff8) [ 1349.048207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.048240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.048270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.048320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.048348][ T32] r4:85806d40 [ 1349.048650][ T32] INFO: task kworker/1:914:5847 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.048695][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.048805][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.048884][ T32] Call trace: [ 1349.049016][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.049076][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.049102][ T32] r4:00000000 [ 1349.049123][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.049168][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.049208][ T32] dd20: bcaa5000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.049266][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.049300][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.049328][ T32] r5:800f0013 r4:80239bb0 [ 1349.049351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.049467][ T32] r4:82ac21e4 [ 1349.070009][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.070169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.070215][ T32] r4:e023ddc0 [ 1349.070241][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.070297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.070323][ T32] r4:00000000 [ 1349.070346][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.070405][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.070430][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.070484][ T32] r5:00001000 r4:dfcb9000 [ 1349.070508][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.070698][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.070768][ T32] r5:84ba578c r4:84ba5400 [ 1349.070793][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.070852][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.070911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.070972][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.070999][ T32] r4:84bd5400 [ 1349.071022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.071076][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.071103][ T32] r4:00000001 [ 1349.071126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.071170][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.071212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.071318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.071368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.071405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.071432][ T32] r4:84bd4200 [ 1349.071459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.071493][ T32] INFO: task kworker/1:915:5850 blocked for more than 475 seconds. [ 1349.071531][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.071559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.071599][ T32] task:kworker/1:915 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.071741][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.071796][ T32] Call trace: [ 1349.071871][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.071935][ T32] r10:8291a684 r9:ec845d84 r8:00000002 r7:60000113 r6:ec845d8c r5:85870c00 [ 1349.072061][ T32] r4:85870c00 [ 1349.072088][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.072139][ T32] r5:85870c00 r4:8291a680 [ 1349.072164][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.072219][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.072271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 [ 1349.072298][ T32] r4:00000000 [ 1349.072320][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.072366][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.072408][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.072459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85806f40 [ 1349.072486][ T32] r4:00000000 [ 1349.072510][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.072563][ T32] r9:83018205 r8:85870c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1349.072588][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.072760][ T32] r5:00001000 r4:eb2b9000 [ 1349.072789][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.072838][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.072985][ T32] r5:8589738c r4:85897000 [ 1349.073014][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.073069][ T32] r7:ddde2d80 r6:83018200 r5:8589738c r4:8580b580 [ 1349.073092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.073147][ T32] r10:61c88647 r9:85870c00 r8:8580b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.073191][ T32] r4:8580b580 [ 1349.073215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.073270][ T32] r10:00000000 r9:8580b580 r8:80287e08 r7:ec839e60 r6:85903180 r5:85870c00 [ 1349.073297][ T32] r4:00000001 [ 1349.073319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.073361][ T32] Exception stack(0xec845fb0 to 0xec845ff8) [ 1349.073420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.073461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.073518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.073558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.073608][ T32] r4:85806dc0 [ 1349.074040][ T32] INFO: task kworker/1:915:5850 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.074085][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.074200][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.074252][ T32] Call trace: [ 1349.074287][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.074346][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.074373][ T32] r4:00000000 [ 1349.074395][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.074441][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.074501][ T32] dd20: bcd73000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.074540][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.074571][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.074599][ T32] r5:800f0013 r4:80239bb0 [ 1349.074622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.074672][ T32] r4:82ac21e4 [ 1349.074696][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.074748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.074774][ T32] r4:e023ddc0 [ 1349.074797][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.074897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.074991][ T32] r4:00000000 [ 1349.075020][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.075103][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.075133][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.075195][ T32] r5:00001000 r4:dfcb9000 [ 1349.075219][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.075266][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.075318][ T32] r5:84ba578c r4:84ba5400 [ 1349.075372][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.075434][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.075460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.075517][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.075551][ T32] r4:84bd5400 [ 1349.075578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.075654][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.075689][ T32] r4:00000001 [ 1349.075736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.075783][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.075815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.075849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.075903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.075943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.075972][ T32] r4:84bd4200 [ 1349.075996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.076074][ T32] INFO: task kworker/1:916:5851 blocked for more than 475 seconds. [ 1349.076116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.076180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.076216][ T32] task:kworker/1:916 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.076395][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.076449][ T32] Call trace: [ 1349.076496][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.076558][ T32] r10:8291a684 r9:ec849d84 r8:00000002 r7:60000013 r6:ec849d8c r5:85873c00 [ 1349.076601][ T32] r4:85873c00 [ 1349.076627][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.076678][ T32] r5:85873c00 r4:8291a680 [ 1349.076702][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.076746][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.076798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 [ 1349.076827][ T32] r4:00000000 [ 1349.076850][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.076890][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.076930][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.076979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859022c0 [ 1349.077026][ T32] r4:00000000 [ 1349.077054][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.077110][ T32] r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1349.077136][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.077192][ T32] r5:00001000 r4:eb685000 [ 1349.077216][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.077261][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.077310][ T32] r5:85897b8c r4:85897800 [ 1349.077333][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.077387][ T32] r7:ddde2d80 r6:83018200 r5:85897b8c r4:8580b680 [ 1349.077411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.077466][ T32] r10:61c88647 r9:85873c00 r8:8580b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.077559][ T32] r4:8580b680 [ 1349.077587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.077641][ T32] r10:00000000 r9:8580b680 r8:80287e08 r7:ec845e60 r6:85903200 r5:85873c00 [ 1349.077673][ T32] r4:00000001 [ 1349.077697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.077739][ T32] Exception stack(0xec849fb0 to 0xec849ff8) [ 1349.077770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.077802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.077832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.077866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.077891][ T32] r4:859020c0 [ 1349.078190][ T32] INFO: task kworker/1:916:5851 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.078334][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.078552][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.078736][ T32] Call trace: [ 1349.078942][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.079006][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.079033][ T32] r4:00000000 [ 1349.079055][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.079101][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.079235][ T32] dd20: bcd73000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.101157][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.101277][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.101316][ T32] r5:800f0013 r4:80239bb0 [ 1349.101344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.101419][ T32] r4:82ac21e4 [ 1349.101444][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.101497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.101522][ T32] r4:e023ddc0 [ 1349.101544][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.101698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.101730][ T32] r4:00000000 [ 1349.101916][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.101979][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.102004][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.102056][ T32] r5:00001000 r4:dfcb9000 [ 1349.102126][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.102185][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.102239][ T32] r5:84ba578c r4:84ba5400 [ 1349.102261][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.102346][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.102374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.102431][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.102457][ T32] r4:84bd5400 [ 1349.102478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.102531][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.102555][ T32] r4:00000001 [ 1349.102576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.102618][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.102648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.102683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.102713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.102746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.102770][ T32] r4:84bd4200 [ 1349.102795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.102830][ T32] INFO: task kworker/1:917:5854 blocked for more than 475 seconds. [ 1349.102867][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.102941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.102973][ T32] task:kworker/1:917 state:D stack:0 pid:5854 tgid:5854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.103039][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.103338][ T32] Call trace: [ 1349.103380][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.103488][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000013 r6:ec851d8c r5:85874800 [ 1349.103732][ T32] r4:85874800 [ 1349.103758][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.103808][ T32] r5:85874800 r4:8291a680 [ 1349.103859][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.103907][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.103959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1349.103984][ T32] r4:00000000 [ 1349.104005][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.104044][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.104084][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.104150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902a40 [ 1349.104186][ T32] r4:00000000 [ 1349.104325][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.104383][ T32] r9:83018205 r8:85874800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.104407][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.104455][ T32] r5:00001000 r4:eb953000 [ 1349.104476][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.104519][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.104566][ T32] r5:85898f8c r4:85898c00 [ 1349.104588][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.104639][ T32] r7:ddde2d80 r6:83018200 r5:85898f8c r4:8580b600 [ 1349.104663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.104718][ T32] r10:61c88647 r9:85874800 r8:8580b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.104743][ T32] r4:8580b600 [ 1349.104763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.104864][ T32] r10:00000000 r9:8580b600 r8:80287e08 r7:ec849e60 r6:85903280 r5:85874800 [ 1349.104897][ T32] r4:00000001 [ 1349.105095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.105143][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 1349.105181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.105216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.105246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.105279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.105305][ T32] r4:85902140 [ 1349.105729][ T32] INFO: task kworker/1:917:5854 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.105774][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.106005][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.106058][ T32] Call trace: [ 1349.106094][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.106221][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.106254][ T32] r4:00000000 [ 1349.106276][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.106349][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.106385][ T32] dd20: bd093000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.106423][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.106455][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.106483][ T32] r5:800f0013 r4:80239bb0 [ 1349.106506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.106554][ T32] r4:82ac21e4 [ 1349.106577][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.106626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.106664][ T32] r4:e023ddc0 [ 1349.106690][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.106770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.106799][ T32] r4:00000000 [ 1349.106826][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.106883][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.106908][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.106956][ T32] r5:00001000 r4:dfcb9000 [ 1349.106979][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.107022][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.107129][ T32] r5:84ba578c r4:84ba5400 [ 1349.107255][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.107335][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.107365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.107422][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.107476][ T32] r4:84bd5400 [ 1349.107510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.107570][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.107596][ T32] r4:00000001 [ 1349.107618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.107681][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.107716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.107748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.107806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.107844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.107868][ T32] r4:84bd4200 [ 1349.107890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.108008][ T32] INFO: task kworker/1:918:5855 blocked for more than 475 seconds. [ 1349.108048][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.108075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.108103][ T32] task:kworker/1:918 state:D stack:0 pid:5855 tgid:5855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.108171][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.108284][ T32] Call trace: [ 1349.108324][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.108382][ T32] r10:8291a684 r9:ebfd9d84 r8:00000002 r7:60000013 r6:ebfd9d8c r5:858c5400 [ 1349.108409][ T32] r4:858c5400 [ 1349.108430][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.108478][ T32] r5:858c5400 r4:8291a680 [ 1349.108514][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.108563][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.108614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfd9e08 [ 1349.108667][ T32] r4:00000000 [ 1349.108718][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.108764][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.108805][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.108854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902400 [ 1349.108879][ T32] r4:00000000 [ 1349.108900][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.108951][ T32] r9:83018205 r8:858c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1349.108974][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.109021][ T32] r5:00001000 r4:eb6f7000 [ 1349.109068][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.109119][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.109169][ T32] r5:85897f8c r4:85897c00 [ 1349.109222][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.109299][ T32] r7:ddde2d80 r6:83018200 r5:85897f8c r4:8580b700 [ 1349.109325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.142699][ T32] r10:61c88647 r9:858c5400 r8:8580b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.142817][ T32] r4:8580b700 [ 1349.142847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.142930][ T32] r10:00000000 r9:8580b700 r8:80287e08 r7:ec851e60 r6:8580b780 r5:858c5400 [ 1349.142957][ T32] r4:00000001 [ 1349.143030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.143084][ T32] Exception stack(0xebfd9fb0 to 0xebfd9ff8) [ 1349.143120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.143169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.143211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.143245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.143270][ T32] r4:85902140 [ 1349.143763][ T32] INFO: task kworker/1:918:5855 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.143864][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.143971][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.144032][ T32] Call trace: [ 1349.144068][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.144129][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.144178][ T32] r4:00000000 [ 1349.144211][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.144335][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.144377][ T32] dd20: bd778000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.144411][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.144440][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.144467][ T32] r5:800f0013 r4:80239bb0 [ 1349.144515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.144569][ T32] r4:82ac21e4 [ 1349.144593][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.144643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.144705][ T32] r4:e023ddc0 [ 1349.144731][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.144784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.144834][ T32] r4:00000000 [ 1349.145051][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.145172][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.145207][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.145259][ T32] r5:00001000 r4:dfcb9000 [ 1349.145341][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.145471][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.145551][ T32] r5:84ba578c r4:84ba5400 [ 1349.145579][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.145635][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.145659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.145760][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.145790][ T32] r4:84bd5400 [ 1349.145811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.145866][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.145891][ T32] r4:00000001 [ 1349.145912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.145953][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.145982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.146014][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.146044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.146077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.146184][ T32] r4:84bd4200 [ 1349.146216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.146253][ T32] INFO: task kworker/1:919:5858 blocked for more than 475 seconds. [ 1349.146294][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.146322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.146348][ T32] task:kworker/1:919 state:D stack:0 pid:5858 tgid:5858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.146425][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.146561][ T32] Call trace: [ 1349.146628][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.146739][ T32] r10:8291a684 r9:ec84dd84 r8:00000002 r7:60000113 r6:ec84dd8c r5:858c6000 [ 1349.146770][ T32] r4:858c6000 [ 1349.146794][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.146845][ T32] r5:858c6000 r4:8291a680 [ 1349.146866][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.146911][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.146963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec84de08 [ 1349.146989][ T32] r4:00000000 [ 1349.147035][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.147116][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.147162][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.147219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902580 [ 1349.147270][ T32] r4:00000000 [ 1349.147310][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.147384][ T32] r9:83018205 r8:858c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1349.147408][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.147457][ T32] r5:00001000 r4:eb731000 [ 1349.147479][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.147524][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.147571][ T32] r5:8589838c r4:85898000 [ 1349.147593][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.147646][ T32] r7:ddde2d80 r6:83018200 r5:8589838c r4:8580b800 [ 1349.147669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.147722][ T32] r10:61c88647 r9:858c6000 r8:8580b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.147747][ T32] r4:8580b800 [ 1349.147768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.147820][ T32] r10:00000000 r9:8580b800 r8:80287e08 r7:ec851e60 r6:8580b880 r5:858c6000 [ 1349.147846][ T32] r4:00000001 [ 1349.147866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.147906][ T32] Exception stack(0xec84dfb0 to 0xec84dff8) [ 1349.147935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.147967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.148078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.148116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.148141][ T32] r4:85902380 [ 1349.148437][ T32] INFO: task kworker/1:919:5858 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.148482][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.148559][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.148707][ T32] Call trace: [ 1349.148742][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.148897][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.148928][ T32] r4:00000000 [ 1349.148954][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.149010][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.149042][ T32] dd20: bd778000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.149076][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.149105][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.149133][ T32] r5:800f0013 r4:80239bb0 [ 1349.149178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.149249][ T32] r4:82ac21e4 [ 1349.149335][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.160220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.160272][ T32] r4:e023ddc0 [ 1349.160298][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.160373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.160398][ T32] r4:00000000 [ 1349.160421][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.160495][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.160536][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.160599][ T32] r5:00001000 r4:dfcb9000 [ 1349.160746][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.160800][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.160851][ T32] r5:84ba578c r4:84ba5400 [ 1349.160873][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.160928][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.160951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.161008][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.161034][ T32] r4:84bd5400 [ 1349.161055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.161197][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.161229][ T32] r4:00000001 [ 1349.161253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.161298][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.161332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.161364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.161393][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.161427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.161469][ T32] r4:84bd4200 [ 1349.161499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.161545][ T32] INFO: task kworker/1:920:5859 blocked for more than 475 seconds. [ 1349.161584][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.161612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.161641][ T32] task:kworker/1:920 state:D stack:0 pid:5859 tgid:5859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.161705][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.161754][ T32] Call trace: [ 1349.161788][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.162034][ T32] r10:8291a684 r9:ebf85d84 r8:00000002 r7:60000113 r6:ebf85d8c r5:858c6c00 [ 1349.162067][ T32] r4:858c6c00 [ 1349.162092][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.162182][ T32] r5:858c6c00 r4:8291a680 [ 1349.162221][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.162272][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.162323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf85e08 [ 1349.162428][ T32] r4:00000000 [ 1349.162455][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.162499][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.162652][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.162708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902900 ** 7 printk messages dropped ** [ 1349.163083][ T32] r5:85898b8c r4:85898800 [ 1349.163105][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.163429][ T32] r10:00000000 r9:8580b900 r8:80287e08 r7:ec851e60 r6:8580b980 r5:858c6c00 ** 6 printk messages dropped ** [ 1349.163641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1349.164182][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.164257][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.164305][ T32] Call trace: [ 1349.164339][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.164398][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.164634][ T32] r4:00000000 [ 1349.164661][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.164708][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.164740][ T32] dd20: bd778000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.164772][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.164848][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.164880][ T32] r5:800f0013 r4:80239bb0 [ 1349.164966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.165019][ T32] r4:82ac21e4 [ 1349.165041][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.165091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.165116][ T32] r4:e023ddc0 [ 1349.165138][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.165197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.165223][ T32] r4:00000000 [ 1349.165246][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.165300][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.165324][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.165372][ T32] r5:00001000 r4:dfcb9000 [ 1349.165393][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.165436][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.165483][ T32] r5:84ba578c r4:84ba5400 [ 1349.165505][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.165557][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.165678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.165737][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.165764][ T32] r4:84bd5400 [ 1349.165785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.165883][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.166011][ T32] r4:00000001 [ 1349.166037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.166082][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.166112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.166144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.166178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.166215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.166343][ T32] r4:84bd4200 [ 1349.166544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.166586][ T32] INFO: task kworker/1:921:5863 blocked for more than 475 seconds. [ 1349.166624][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.166652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.166677][ T32] task:kworker/1:921 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.166757][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.166806][ T32] Call trace: [ 1349.166997][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.167056][ T32] r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:858c4800 [ 1349.167118][ T32] r4:858c4800 [ 1349.167146][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.167205][ T32] r5:858c4800 r4:8291a680 [ 1349.167228][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.167274][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.167340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1349.167370][ T32] r4:00000000 [ 1349.167391][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.167515][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.167561][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.167609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902d00 [ 1349.167634][ T32] r4:00000000 [ 1349.167655][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.167706][ T32] r9:83018205 r8:858c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.167729][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.167778][ T32] r5:00001000 r4:ebaf9000 [ 1349.167800][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.167843][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.167890][ T32] r5:8589978c r4:85899400 [ 1349.168098][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.168154][ T32] r7:ddde2d80 r6:83018200 r5:8589978c r4:8580ba00 [ 1349.168182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.168240][ T32] r10:61c88647 r9:858c4800 r8:8580ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.168311][ T32] r4:8580ba00 [ 1349.168337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.168392][ T32] r10:00000000 r9:8580ba00 r8:80287e08 r7:ec851e60 r6:8580ba80 r5:858c4800 [ 1349.168440][ T32] r4:00000001 [ 1349.168466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.168512][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1349.168548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.168585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.168616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.208072][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.208420][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1349.208964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1349.209379][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.212194][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.212348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.212881][ T32] task:kworker/1:922 state:D stack:0 pid:5865 tgid:5865 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.213393][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.213646][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.213964][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.214105][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.214346][ T32] r10:00000000 r9:8580bb00 r8:80287e08 r7:ec859e60 r6:8580bb80 r5:858c3c00 ** 6 printk messages dropped ** [ 1349.214613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1349.215360][ T32] Call trace: ** 1 printk messages dropped ** [ 1349.215490][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.215546][ T32] r4:00000000 [ 1349.215573][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.215647][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.215730][ T32] dd20: bdb9f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.215773][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.215802][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.215833][ T32] r5:800f0013 r4:80239bb0 [ 1349.215857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.215909][ T32] r4:82ac21e4 [ 1349.215933][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.215985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.216009][ T32] r4:e023ddc0 [ 1349.216030][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.216079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.216103][ T32] r4:00000000 [ 1349.216124][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.216177][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.216215][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.216282][ T32] r5:00001000 r4:dfcb9000 [ 1349.216308][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.216354][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.216403][ T32] r5:84ba578c r4:84ba5400 [ 1349.216426][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.216482][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.216520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.216579][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.216606][ T32] r4:84bd5400 [ 1349.216626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.216679][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.216704][ T32] r4:00000001 [ 1349.216725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.216811][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.216845][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.216877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.216927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.217061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.217090][ T32] r4:84bd4200 [ 1349.217113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.217144][ T32] INFO: task kworker/0:439:5867 blocked for more than 475 seconds. [ 1349.217180][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.217217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.217245][ T32] task:kworker/0:439 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.217298][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.217351][ T32] Call trace: [ 1349.217384][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.217553][ T32] r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000113 r6:ec86dd8c r5:85873000 [ 1349.217583][ T32] r4:85873000 [ 1349.217605][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.217656][ T32] r5:85873000 r4:8291a680 [ 1349.217678][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.217721][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.217771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1349.217796][ T32] r4:00000000 [ 1349.217863][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.217908][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.217948][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.217997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918f00 [ 1349.218021][ T32] r4:00000000 [ 1349.218044][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.218260][ T32] r9:83018005 r8:85873000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1349.218290][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.218341][ T32] r5:00001000 r4:ebdf7000 [ 1349.218363][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.218410][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.218463][ T32] r5:858a0f8c r4:858a0c00 [ 1349.218501][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.218559][ T32] r7:dddced80 r6:83018000 r5:858a0f8c r4:85903300 [ 1349.218583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.218638][ T32] r10:61c88647 r9:85873000 r8:8590332c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1349.218740][ T32] r10:00000000 r9:85903300 r8:80287e08 r7:ebce5e60 r6:85903380 r5:85873000 ** 6 printk messages dropped ** [ 1349.219058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.250699][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1349.251153][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1349.251333][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1349.251718][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1349.252033][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1349.252559][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.253116][ T32] task:kworker/1:923 state:D stack:0 pid:5869 tgid:5869 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.253650][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.253702][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.253754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1349.253779][ T32] r4:00000000 [ 1349.253923][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.254025][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.254077][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.254126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902f80 [ 1349.254151][ T32] r4:00000000 [ 1349.254173][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.254238][ T32] r9:83018205 r8:85876000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.254262][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.254313][ T32] r5:00001000 r4:ebb93000 [ 1349.254336][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.254407][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.254512][ T32] r5:85899f8c r4:85899c00 [ 1349.254538][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.254632][ T32] r7:ddde2d80 r6:83018200 r5:85899f8c r4:8580bc00 [ 1349.254660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.254715][ T32] r10:61c88647 r9:85876000 r8:8580bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.254739][ T32] r4:8580bc00 [ 1349.254782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.255034][ T32] r10:00000000 r9:8580bc00 r8:80287e08 r7:ec859e60 r6:85903400 r5:85876000 [ 1349.255071][ T32] r4:00000001 [ 1349.255093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.255134][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1349.255164][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.255207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.255238][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.255271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.255296][ T32] r4:85902cc0 [ 1349.255700][ T32] INFO: task kworker/1:923:5869 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.255745][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.255924][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.256007][ T32] Call trace: [ 1349.256093][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.256165][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.256201][ T32] r4:00000000 [ 1349.256225][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.256272][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.256304][ T32] dd20: be30c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.256337][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.256444][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.256478][ T32] r5:800f0013 r4:80239bb0 [ 1349.256502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.256552][ T32] r4:82ac21e4 [ 1349.256575][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.256632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.256659][ T32] r4:e023ddc0 [ 1349.256681][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.256731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.256757][ T32] r4:00000000 [ 1349.256795][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.256855][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.256880][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.257026][ T32] r5:00001000 r4:dfcb9000 [ 1349.257157][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.257215][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.257264][ T32] r5:84ba578c r4:84ba5400 [ 1349.257287][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.257341][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.257365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.257418][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.257443][ T32] r4:84bd5400 [ 1349.257495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1349.257584][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.257711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.257946][ T32] task:kworker/1:924 state:D stack:0 pid:5871 tgid:5871 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.258531][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1349.259010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85902e40 ** 7 printk messages dropped ** [ 1349.284193][ T32] r5:85899b8c r4:85899800 [ 1349.284296][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.284387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.284544][ T32] r10:00000000 r9:8580bc80 r8:80287e08 r7:ec885e60 r6:85903480 r5:85872400 ** 6 printk messages dropped ** [ 1349.285006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1349.285709][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.285785][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.285860][ T32] Call trace: [ 1349.285902][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.285964][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.285990][ T32] r4:00000000 [ 1349.286012][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.286057][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.286089][ T32] dd20: be63d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.286124][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.286152][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.286179][ T32] r5:800f0013 r4:80239bb0 [ 1349.286212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.286265][ T32] r4:82ac21e4 [ 1349.286288][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.286369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.286401][ T32] r4:e023ddc0 [ 1349.286486][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.286542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.286567][ T32] r4:00000000 [ 1349.286591][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.286648][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.286673][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.286785][ T32] r5:00001000 r4:dfcb9000 [ 1349.286817][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.286865][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.286913][ T32] r5:84ba578c r4:84ba5400 [ 1349.286935][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.287018][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.287046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.287128][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.287171][ T32] r4:84bd5400 [ 1349.287204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.287375][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.287592][ T32] r4:00000001 [ 1349.287620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.287663][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.287696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.287809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.287843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.287956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.287985][ T32] r4:84bd4200 [ 1349.288009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.288056][ T32] INFO: task kworker/1:925:5872 blocked for more than 475 seconds. [ 1349.288096][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.288124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.288150][ T32] task:kworker/1:925 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.288210][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.288255][ T32] Call trace: [ 1349.288288][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.288365][ T32] r10:8291a684 r9:ec891d84 r8:00000002 r7:60000013 r6:ec891d8c r5:858c8000 [ 1349.288396][ T32] r4:858c8000 [ 1349.288419][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.288469][ T32] r5:858c8000 r4:8291a680 [ 1349.288491][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.288537][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.288588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1349.288613][ T32] r4:00000000 [ 1349.288634][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.288674][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.288713][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.288763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859180c0 [ 1349.288851][ T32] r4:00000000 [ 1349.288879][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.288970][ T32] r9:83018205 r8:858c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1349.288999][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.289048][ T32] r5:00001000 r4:ebc93000 [ 1349.289072][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.289115][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.289162][ T32] r5:8589ab8c r4:8589a800 [ 1349.289184][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.289242][ T32] r7:ddde2d80 r6:83018200 r5:8589ab8c r4:8580bd00 [ 1349.289391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.300440][ T32] r10:61c88647 r9:858c8000 r8:8580bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.300497][ T32] r4:8580bd00 [ 1349.300905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.300993][ T32] r10:00000000 r9:8580bd00 r8:80287e08 r7:ec885e60 r6:85903500 r5:858c8000 ** 1 printk messages dropped ** [ 1349.301215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.302134][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.302486][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1349.302679][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.302927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1349.303432][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 6 printk messages dropped ** [ 1349.303654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.303847][ T32] r4:84bd4200 ** 7 printk messages dropped ** [ 1349.304171][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1349.304475][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.304767][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.305094][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.305225][ T32] r7:ddde2d80 r6:83018200 r5:8589a38c r4:8580bd80 ** 2 printk messages dropped ** [ 1349.305408][ T32] r4:8580bd80 [ 1349.305433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.305487][ T32] r10:00000000 r9:8580bd80 r8:80287e08 r7:ec891e60 r6:85903580 r5:858c8c00 [ 1349.305940][ T32] r4:00000001 [ 1349.305966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.306008][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1349.306068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.306104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.306137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.306170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.306203][ T32] r4:85902e00 [ 1349.306501][ T32] INFO: task kworker/1:926:5873 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.306591][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.306659][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.306834][ T32] Call trace: [ 1349.306874][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.306933][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.306960][ T32] r4:00000000 [ 1349.306982][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.307039][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.307157][ T32] dd20: be762000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.307203][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.307235][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.307263][ T32] r5:800f0013 r4:80239bb0 [ 1349.307287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.307358][ T32] r4:82ac21e4 [ 1349.307383][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.307435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 12 printk messages dropped ** [ 1349.308052][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 8 printk messages dropped ** [ 1349.308455][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.309189][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.335259][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.335864][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.336169][ T32] r5:8589a78c r4:8589a400 ** 3 printk messages dropped ** [ 1349.336341][ T32] r10:61c88647 r9:858ca400 r8:8580be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.336678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.337763][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.338167][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.338352][ T32] r4:e023ddc0 [ 1349.338374][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.338423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.338447][ T32] r4:00000000 [ 1349.338519][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.338625][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.338729][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.338785][ T32] r5:00001000 r4:dfcb9000 [ 1349.338809][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.338853][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.338927][ T32] r5:84ba578c r4:84ba5400 [ 1349.338955][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.339011][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.339085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.339147][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.339174][ T32] r4:84bd5400 [ 1349.339233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.339367][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.352296][ T32] r4:00000001 [ 1349.352351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.352424][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.352461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.352495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.352527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.352562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.352612][ T32] r4:84bd4200 [ 1349.352669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.352717][ T32] INFO: task kworker/1:928:5878 blocked for more than 475 seconds. [ 1349.352760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.352813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.352874][ T32] task:kworker/1:928 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.352947][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.353003][ T32] Call trace: [ 1349.353064][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.353133][ T32] r10:8291a684 r9:ec8a9d84 r8:00000002 r7:60000013 r6:ec8a9d8c r5:858c9800 [ 1349.353159][ T32] r4:858c9800 [ 1349.353182][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.353243][ T32] r5:858c9800 r4:8291a680 [ 1349.353266][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.353311][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.353389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a9e08 [ 1349.353427][ T32] r4:00000000 [ 1349.353450][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.353495][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.353616][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.353673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918a40 [ 1349.353700][ T32] r4:00000000 [ 1349.353722][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.353802][ T32] r9:83018205 r8:858c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1349.353839][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.353891][ T32] r5:00001000 r4:ebdcb000 [ 1349.353952][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.354029][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.354083][ T32] r5:858a038c r4:858a0000 [ 1349.354106][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.354165][ T32] r7:ddde2d80 r6:83018200 r5:858a038c r4:8580be80 [ 1349.354195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.354276][ T32] r10:61c88647 r9:858c9800 r8:8580beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.354313][ T32] r4:8580be80 [ 1349.354336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1349.355386][ T32] INFO: task kworker/1:928:5878 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 15 printk messages dropped ** [ 1349.356352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 16 printk messages dropped ** [ 1349.357104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1349.357673][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 11 printk messages dropped ** [ 1349.358294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 ** 12 printk messages dropped ** [ 1349.359085][ T32] r5:8589af8c r4:8589ac00 ** 3 printk messages dropped ** [ 1349.359351][ T32] r10:61c88647 r9:858cb000 r8:8580bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.380498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1349.380981][ T32] INFO: task kworker/1:929:5880 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.381027][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.381103][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.381189][ T32] Call trace: [ 1349.381232][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.381296][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.381323][ T32] r4:00000000 [ 1349.381345][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.381391][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.381423][ T32] dd20: bef9d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.381458][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.381488][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.381514][ T32] r5:800f0013 r4:80239bb0 [ 1349.381536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.381585][ T32] r4:82ac21e4 [ 1349.381607][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.381715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.381792][ T32] r4:e023ddc0 [ 1349.381864][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.381980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.382042][ T32] r4:00000000 [ 1349.382101][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.382238][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.382295][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.382420][ T32] r5:00001000 r4:dfcb9000 [ 1349.382484][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.382575][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.382635][ T32] r5:84ba578c r4:84ba5400 [ 1349.382660][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.382717][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.382742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.382797][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.382848][ T32] r4:84bd5400 [ 1349.382927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.382986][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.383013][ T32] r4:00000001 [ 1349.383035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.383077][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.383107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.383140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.383183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.383227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.383282][ T32] r4:84bd4200 [ 1349.383319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1349.383699][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.384237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 ** 12 printk messages dropped ** [ 1349.384791][ T32] r5:8589b38c r4:8589b000 [ 1349.384825][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.385351][ T32] r10:00000000 r9:8580bf80 r8:80287e08 r7:ec8a9e60 r6:85903780 r5:858cbc00 ** 8 printk messages dropped ** [ 1349.386549][ T32] INFO: task kworker/1:930:5881 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 9 printk messages dropped ** [ 1349.387460][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1349.387774][ T32] r4:e023ddc0 [ 1349.387814][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.387867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.387891][ T32] r4:00000000 [ 1349.387913][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.387992][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.388026][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.388076][ T32] r5:00001000 r4:dfcb9000 [ 1349.388150][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.388210][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.388261][ T32] r5:84ba578c r4:84ba5400 [ 1349.388284][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.388338][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.388362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.388416][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.388442][ T32] r4:84bd5400 [ 1349.388462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.388516][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.388593][ T32] r4:00000001 [ 1349.388619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.388661][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.388691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.388722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.388751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.388789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.388816][ T32] r4:84bd4200 ** 2 printk messages dropped ** [ 1349.388903][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 11 printk messages dropped ** [ 1349.413339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 ** 12 printk messages dropped ** [ 1349.414534][ T32] r5:8589b78c r4:8589b400 [ 1349.414587][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1349.415283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1349.416638][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.416981][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 16 printk messages dropped ** [ 1349.417740][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1349.418061][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1349.418308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.418672][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.418971][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.439071][ T32] r5:00001000 r4:ebdaf000 ** 2 printk messages dropped ** [ 1349.439920][ T32] r5:8589bb8c r4:8589b800 ** 1 printk messages dropped ** [ 1349.440201][ T32] r7:ddde2d80 r6:83018200 r5:8589bb8c r4:8591f100 [ 1349.440280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.440415][ T32] r10:61c88647 r9:858c3000 r8:8591f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.440502][ T32] r4:8591f100 [ 1349.440610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.440700][ T32] r10:00000000 r9:8591f100 r8:80287e08 r7:ec8a9e60 r6:8591f180 r5:858c3000 [ 1349.440781][ T32] r4:00000001 [ 1349.440807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.440852][ T32] Exception stack(0xec865fb0 to 0xec865ff8) [ 1349.440888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.440920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.440951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.441010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.441066][ T32] r4:85918500 [ 1349.441834][ T32] INFO: task kworker/1:932:5886 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.441973][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.442276][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.442400][ T32] Call trace: [ 1349.442492][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.442645][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.442747][ T32] r4:00000000 [ 1349.442837][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.442945][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.443020][ T32] dd20: bf5b6000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.443097][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.443171][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.443246][ T32] r5:800f0013 r4:80239bb0 [ 1349.443317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.443481][ T32] r4:82ac21e4 [ 1349.443544][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.443660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.443740][ T32] r4:e023ddc0 [ 1349.443816][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.443935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.444012][ T32] r4:00000000 [ 1349.444073][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1349.444660][ T32] r5:84ba578c r4:84ba5400 ** 7 printk messages dropped ** [ 1349.445379][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1349.446058][ T32] INFO: task kworker/1:933:5887 blocked for more than 475 seconds. ** 12 printk messages dropped ** [ 1349.447401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 ** 10 printk messages dropped ** [ 1349.448314][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1349.448592][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1349.484768][ T32] INFO: task kworker/1:933:5887 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 15 printk messages dropped ** [ 1349.486093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.486182][ T32] r4:e023ddc0 [ 1349.486247][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.486356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.486410][ T32] r4:00000000 [ 1349.486464][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.486581][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.486637][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.486738][ T32] r5:00001000 r4:dfcb9000 [ 1349.486792][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.486889][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.487030][ T32] r5:84ba578c r4:84ba5400 [ 1349.487110][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.487250][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.487310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.487439][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.487509][ T32] r4:84bd5400 [ 1349.487561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.487697][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.487756][ T32] r4:00000001 [ 1349.487807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.487897][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.487966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.488043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.488111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.488198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1349.488625][ T32] task:kworker/1:934 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.503693][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.503762][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.503819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918bc0 [ 1349.503874][ T32] r4:00000000 [ 1349.503901][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.503956][ T32] r9:83018205 r8:858d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.503980][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.504030][ T32] r5:00001000 r4:ebddf000 [ 1349.504052][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.504096][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.504145][ T32] r5:858a078c r4:858a0400 [ 1349.504167][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.504229][ T32] r7:ddde2d80 r6:83018200 r5:858a078c r4:8591f300 [ 1349.504252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.504307][ T32] r10:61c88647 r9:858d0c00 r8:8591f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.504332][ T32] r4:8591f300 [ 1349.504352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.504405][ T32] r10:00000000 r9:8591f300 r8:80287e08 r7:ec8a9e60 r6:8591f380 r5:858d0c00 [ 1349.504531][ T32] r4:00000001 [ 1349.504558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.504601][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1349.504636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.504782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.504817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.505549][ T32] Call trace: ** 7 printk messages dropped ** [ 1349.505972][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.506315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1349.506901][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1349.507404][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.507764][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.508374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 ** 12 printk messages dropped ** [ 1349.509065][ T32] r5:858a138c r4:858a1000 [ 1349.509092][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.509145][ T32] r7:ddde2d80 r6:83018200 r5:858a138c r4:8591f400 [ 1349.509168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.509227][ T32] r10:61c88647 r9:858d1800 r8:8591f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.509297][ T32] r4:8591f400 [ 1349.519974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.520161][ T32] r10:00000000 r9:8591f400 r8:80287e08 r7:ec8bde60 r6:8591f480 r5:858d1800 [ 1349.520238][ T32] r4:00000001 [ 1349.520292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.520394][ T32] Exception stack(0xec8c5fb0 to 0xec8c5ff8) [ 1349.520475][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.520554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.520660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.520746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.520806][ T32] r4:859189c0 [ 1349.521572][ T32] INFO: task kworker/1:935:5892 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.521706][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.521888][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.522083][ T32] Call trace: [ 1349.522249][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1349.523309][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1349.524181][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.525316][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1349.525820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1349.526620][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.527383][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.527843][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.528391][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.528550][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1349.560347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.562160][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.562388][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.562549][ T32] Call trace: [ 1349.562699][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.562849][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.562927][ T32] r4:00000000 [ 1349.562996][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.563132][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.563237][ T32] dd20: bfe32000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.563440][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.563813][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.563965][ T32] r5:800f0013 r4:80239bb0 [ 1349.564040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.564227][ T32] r4:82ac21e4 [ 1349.564282][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.564390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.564447][ T32] r4:e023ddc0 [ 1349.564497][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.564601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.564658][ T32] r4:00000000 [ 1349.564710][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.564828][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.564888][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.564993][ T32] r5:00001000 r4:dfcb9000 ** 2 printk messages dropped ** [ 1349.565279][ T32] r5:84ba578c r4:84ba5400 ** 10 printk messages dropped ** [ 1349.566301][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1349.567985][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.568094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1349.568150][ T32] r4:00000000 [ 1349.568198][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.568301][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.568395][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.568536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928300 [ 1349.568601][ T32] r4:00000000 [ 1349.568658][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.568777][ T32] r9:83018205 r8:858d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1349.568832][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.568928][ T32] r5:00001000 r4:ebe2b000 [ 1349.568998][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.569098][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.569336][ T32] r5:858a178c r4:858a1400 [ 1349.597714][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.597899][ T32] r7:ddde2d80 r6:83018200 r5:858a178c r4:8591f600 [ 1349.597985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.598138][ T32] r10:61c88647 r9:858d3c00 r8:8591f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.598215][ T32] r4:8591f600 [ 1349.598273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.598428][ T32] r10:00000000 r9:8591f600 r8:80287e08 r7:ec8c5e60 r6:8591f680 r5:858d3c00 [ 1349.598499][ T32] r4:00000001 [ 1349.598570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.598696][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1349.598797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.598884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.611167][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.611698][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1349.612227][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.612629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1349.613653][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 3 printk messages dropped ** [ 1349.613958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1349.614170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1349.614590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.615150][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.615604][ T32] r4:858d5400 ** 2 printk messages dropped ** [ 1349.615823][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.616375][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1349.617062][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.617299][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.617933][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1349.619071][ T32] INFO: task kworker/0:440:5897 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 15 printk messages dropped ** [ 1349.644028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 16 printk messages dropped ** [ 1349.645494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.646435][ T32] INFO: task kworker/0:441:5899 blocked for more than 476 seconds. [ 1349.646524][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.646586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.646648][ T32] task:kworker/0:441 state:D stack:0 pid:5899 tgid:5899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.646765][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.646865][ T32] Call trace: [ 1349.646950][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.647096][ T32] r10:8291a684 r9:ec8ddd84 r8:00000002 r7:60000113 r6:ec8ddd8c r5:858d6000 [ 1349.647182][ T32] r4:858d6000 [ 1349.647255][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.647398][ T32] r5:858d6000 r4:8291a680 [ 1349.647455][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.647555][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.647658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1349.647715][ T32] r4:00000000 [ 1349.647766][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.647859][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.647956][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.648063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859294c0 [ 1349.648121][ T32] r4:00000000 [ 1349.648185][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.648311][ T32] r9:83018005 r8:858d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1349.648369][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.648478][ T32] r5:00001000 r4:ebe3f000 [ 1349.648532][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.648633][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.648743][ T32] r5:8584038c r4:85840000 [ 1349.648798][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.648915][ T32] r7:dddced80 r6:83018000 r5:8584038c r4:85903880 [ 1349.648972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.649092][ T32] r10:61c88647 r9:858d6000 r8:859038ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.649178][ T32] r4:85903880 [ 1349.649243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.675878][ T32] r10:00000000 r9:85903880 r8:80287e08 r7:ec8d9e60 r6:8591f780 r5:858d6000 [ 1349.675963][ T32] r4:00000001 [ 1349.676023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.676154][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1349.676273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.676381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.676464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.676547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.676609][ T32] r4:859291c0 [ 1349.677383][ T32] INFO: task kworker/0:441:5899 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.677521][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.677687][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.677828][ T32] Call trace: [ 1349.677917][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.678044][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.678109][ T32] r4:00000000 [ 1349.678158][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.678259][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.678330][ T32] dd20: c06ae000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.678401][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.678492][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.678561][ T32] r5:800f0013 r4:80239bb0 [ 1349.678628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.678759][ T32] r4:82ac21e4 [ 1349.678845][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.678965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.679031][ T32] r4:e023ddc0 [ 1349.679086][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.679219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.683872][ T32] r4:00000000 [ 1349.683985][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.684131][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.684194][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.684335][ T32] r5:00001000 r4:dfcb9000 [ 1349.684392][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.684496][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.684609][ T32] r5:84ba578c r4:84ba5400 [ 1349.684685][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.684815][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.684875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.684996][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.686171][ T32] r4:84bd4200 ** 7 printk messages dropped ** [ 1349.686869][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1349.687906][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.688734][ T32] r5:858a1b8c r4:858a1800 ** 6 printk messages dropped ** [ 1349.710731][ T32] r10:00000000 r9:8591f800 r8:80287e08 r7:ec8cde60 r6:8591f880 r5:858d6c00 ** 11 printk messages dropped ** [ 1349.712656][ T32] Call trace: ** 7 printk messages dropped ** [ 1349.713356][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1349.714111][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.714978][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 6 printk messages dropped ** [ 1349.715602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.716237][ T32] INFO: task kworker/0:442:5904 blocked for more than 476 seconds. [ 1349.716334][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.716419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.716484][ T32] task:kworker/0:442 state:D stack:0 pid:5904 tgid:5904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.716620][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.716747][ T32] Call trace: [ 1349.716912][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.717043][ T32] r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:858cec00 [ 1349.717105][ T32] r4:858cec00 [ 1349.717165][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.717285][ T32] r5:858cec00 r4:8291a680 [ 1349.717357][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.717476][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.717594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 [ 1349.717653][ T32] r4:00000000 [ 1349.717705][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.717797][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.717917][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.718038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85949dc0 [ 1349.718100][ T32] r4:00000000 [ 1349.718157][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.718289][ T32] r9:83018005 r8:858cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1349.718356][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.718465][ T32] r5:00001000 r4:ec801000 [ 1349.718521][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.718623][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.718733][ T32] r5:85840b8c r4:85840800 [ 1349.718789][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.718906][ T32] r7:dddced80 r6:83018000 r5:85840b8c r4:85903900 [ 1349.718964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.719087][ T32] r10:61c88647 r9:858cec00 r8:8590392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.719149][ T32] r4:85903900 [ 1349.719234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.744644][ T32] r10:00000000 r9:85903900 r8:80287e08 r7:ec8d9e60 r6:85903980 r5:858cec00 [ 1349.744737][ T32] r4:00000001 [ 1349.744791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.744907][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1349.744980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.745053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.745130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.745220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.745285][ T32] r4:859292c0 [ 1349.746017][ T32] INFO: task kworker/0:442:5904 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.746117][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.746330][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.746450][ T32] Call trace: [ 1349.746539][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.746670][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.746732][ T32] r4:00000000 [ 1349.746789][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.746889][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.746964][ T32] dd20: c0b26000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.747044][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.747138][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.747211][ T32] r5:800f0013 r4:80239bb0 [ 1349.747268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1349.747577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1349.748502][ T32] r5:84ba578c r4:84ba5400 ** 7 printk messages dropped ** [ 1349.749167][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.760161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1349.761368][ T32] r5:858ce000 r4:8291a680 ** 6 printk messages dropped ** [ 1349.762029][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1349.762975][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.763827][ T32] Exception stack(0xec8d1fb0 to 0xec8d1ff8) ** 8 printk messages dropped ** [ 1349.765296][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.765912][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 9 printk messages dropped ** [ 1349.766770][ T32] r4:00000000 [ 1349.766828][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.766947][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.767006][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.767142][ T32] r5:00001000 r4:dfcb9000 [ 1349.767202][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.767311][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.767442][ T32] r5:84ba578c r4:84ba5400 [ 1349.767499][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.767622][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.767683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.767876][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.767952][ T32] r4:84bd5400 [ 1349.768007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.768131][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.768190][ T32] r4:00000001 [ 1349.768252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.768347][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.768418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.768495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.768566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.768644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.768706][ T32] r4:84bd4200 [ 1349.768760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.768828][ T32] INFO: task kworker/1:940:5908 blocked for more than 476 seconds. [ 1349.768905][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.768967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.769027][ T32] task:kworker/1:940 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.769143][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.792656][ T32] Call trace: [ 1349.792808][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.792965][ T32] r10:8291a684 r9:ec8e9d84 r8:00000002 r7:60000113 r6:ec8e9d8c r5:858cd400 [ 1349.793057][ T32] r4:858cd400 [ 1349.793122][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.793243][ T32] r5:858cd400 r4:8291a680 [ 1349.793300][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.793403][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.793518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 [ 1349.793579][ T32] r4:00000000 [ 1349.793630][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.793721][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.793819][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.793932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928840 [ 1349.793995][ T32] r4:00000000 [ 1349.794048][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.794166][ T32] r9:83018205 r8:858cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1349.794233][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.794354][ T32] r5:00001000 r4:ebe6f000 [ 1349.794412][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.794514][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.794636][ T32] r5:858a238c r4:858a2000 [ 1349.794693][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.794811][ T32] r7:ddde2d80 r6:83018200 r5:858a238c r4:8591f980 [ 1349.794870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.794992][ T32] r10:61c88647 r9:858cd400 r8:8591f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.795052][ T32] r4:8591f980 [ 1349.795105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.795233][ T32] r10:00000000 r9:8591f980 r8:80287e08 r7:ec8d1e60 r6:85903a80 r5:858cd400 [ 1349.795297][ T32] r4:00000001 [ 1349.795375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.795473][ T32] Exception stack(0xec8e9fb0 to 0xec8e9ff8) [ 1349.795551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.795631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.795705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.795782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.795840][ T32] r4:85928580 [ 1349.796529][ T32] INFO: task kworker/1:940:5908 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 2 printk messages dropped ** [ 1349.796888][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.797196][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.797520][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 5 printk messages dropped ** [ 1349.797974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1349.798598][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1349.799021][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1349.830287][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1349.830462][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.830656][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.830777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.830864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.830943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.831007][ T32] r4:84bd4200 [ 1349.831081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.831166][ T32] INFO: task kworker/1:941:5910 blocked for more than 476 seconds. [ 1349.831260][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.831349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.831420][ T32] task:kworker/1:941 state:D stack:0 pid:5910 tgid:5910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.831578][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.831724][ T32] Call trace: [ 1349.831836][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1349.831968][ T32] r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:858cc800 [ 1349.832034][ T32] r4:858cc800 [ 1349.832088][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1349.832200][ T32] r5:858cc800 r4:8291a680 [ 1349.832280][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.832384][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.832499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 [ 1349.832560][ T32] r4:00000000 [ 1349.832637][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.832734][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.832837][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.832947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928980 [ 1349.833011][ T32] r4:00000000 [ 1349.833064][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.833183][ T32] r9:83018205 r8:858cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1349.833268][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.833386][ T32] r5:00001000 r4:ebe81000 [ 1349.833446][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.833550][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.833679][ T32] r5:858a278c r4:858a2400 [ 1349.833770][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.833903][ T32] r7:ddde2d80 r6:83018200 r5:858a278c r4:8591fa00 [ 1349.833963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.834084][ T32] r10:61c88647 r9:858cc800 r8:8591fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.834147][ T32] r4:8591fa00 [ 1349.834198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.834351][ T32] r10:00000000 r9:8591fa00 r8:80287e08 r7:ec8e9e60 r6:85903b00 r5:858cc800 [ 1349.834418][ T32] r4:00000001 [ 1349.834471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.834569][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1349.834667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.834761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.834840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.834924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.834991][ T32] r4:85928500 [ 1349.835699][ T32] INFO: task kworker/1:941:5910 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.835826][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.835979][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.836090][ T32] Call trace: [ 1349.836191][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.836334][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.836398][ T32] r4:00000000 [ 1349.836454][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.836563][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.836640][ T32] dd20: c100e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.836720][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.836790][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.836883][ T32] r5:800f0013 r4:80239bb0 [ 1349.836957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.837067][ T32] r4:82ac21e4 [ 1349.837139][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.837284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.837353][ T32] r4:e023ddc0 [ 1349.837466][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.837586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.837648][ T32] r4:00000000 [ 1349.837703][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.837822][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.837883][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.838017][ T32] r5:00001000 r4:dfcb9000 [ 1349.838075][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.838177][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.838314][ T32] r5:84ba578c r4:84ba5400 [ 1349.838378][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.838503][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.838564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.838694][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.838788][ T32] r4:84bd5400 [ 1349.838868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.839025][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1349.857029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.857759][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.858553][ T32] r5:85875400 r4:8291a680 [ 1349.858629][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.858742][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.858865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1349.858950][ T32] r4:00000000 [ 1349.859033][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1349.859137][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1349.859248][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.867383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928d00 [ 1349.867477][ T32] r4:00000000 [ 1349.867535][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.867673][ T32] r9:83018205 r8:85875400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1349.867729][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.867837][ T32] r5:00001000 r4:ead47000 [ 1349.867896][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.867996][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.868123][ T32] r5:858a338c r4:858a3000 [ 1349.868209][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.868341][ T32] r7:ddde2d80 r6:83018200 r5:858a338c r4:8591fa80 [ 1349.868420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.868571][ T32] r10:61c88647 r9:85875400 r8:8591faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.868646][ T32] r4:8591fa80 [ 1349.868701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.868842][ T32] r10:00000000 r9:8591fa80 r8:80287e08 r7:ec8ede60 r6:85903b80 r5:85875400 [ 1349.868907][ T32] r4:00000001 [ 1349.868961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.869061][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1349.869136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.869221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.884566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.884891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.884982][ T32] r4:85928780 [ 1349.885736][ T32] INFO: task kworker/1:942:5912 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.885843][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.886002][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.886535][ T32] Call trace: [ 1349.886642][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.886781][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.886847][ T32] r4:00000000 [ 1349.887166][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.887292][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.887567][ T32] dd20: c13f8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.887659][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.887726][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.887867][ T32] r5:800f0013 r4:80239bb0 [ 1349.887947][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.888330][ T32] r4:82ac21e4 [ 1349.888546][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.888668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.888732][ T32] r4:e023ddc0 [ 1349.888862][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.888985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.889046][ T32] r4:00000000 [ 1349.889252][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.900899][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.900987][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.901220][ T32] r5:00001000 r4:dfcb9000 [ 1349.901695][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.901826][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.901938][ T32] r5:84ba578c r4:84ba5400 [ 1349.901995][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.902123][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.902183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.902326][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.902394][ T32] r4:84bd5400 [ 1349.902448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.902571][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.902635][ T32] r4:00000001 [ 1349.902692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.902792][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.902871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.902976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.903083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.903171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.903246][ T32] r4:84bd4200 [ 1349.903343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.903446][ T32] INFO: task kworker/1:943:5913 blocked for more than 476 seconds. [ 1349.903554][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1349.903650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.903883][ T32] task:kworker/1:943 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1349.904695][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1349.905273][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.905987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859289c0 [ 1349.906145][ T32] r4:00000000 [ 1349.906227][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.906363][ T32] r9:83018205 r8:85876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1349.906437][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.906607][ T32] r5:00001000 r4:dfadf000 [ 1349.906671][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.906771][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.906879][ T32] r5:858a2b8c r4:858a2800 [ 1349.906934][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.907048][ T32] r7:ddde2d80 r6:83018200 r5:858a2b8c r4:8591fb00 [ 1349.907124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.907247][ T32] r10:61c88647 r9:85876c00 r8:8591fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.907378][ T32] r4:8591fb00 [ 1349.907444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.907569][ T32] r10:00000000 r9:8591fb00 r8:80287e08 r7:ebbbde60 r6:85903c00 r5:85876c00 [ 1349.907652][ T32] r4:00000001 [ 1349.907715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.907809][ T32] Exception stack(0xebe95fb0 to 0xebe95ff8) [ 1349.907881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.907958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.908032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.908110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.908170][ T32] r4:85928ac0 [ 1349.908889][ T32] INFO: task kworker/1:943:5913 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.908999][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.909159][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.944517][ T32] Call trace: [ 1349.944705][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.944863][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1349.945006][ T32] r4:00000000 [ 1349.945080][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.945188][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1349.945278][ T32] dd20: c17d8000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1349.945583][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1349.945670][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.946141][ T32] r5:800f0013 r4:80239bb0 [ 1349.946716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.946847][ T32] r4:82ac21e4 [ 1349.946904][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.947017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1349.947100][ T32] r4:e023ddc0 [ 1349.947157][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1349.947282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1349.947817][ T32] r4:00000000 [ 1349.947899][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.948154][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.948298][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.948604][ T32] r5:00001000 r4:dfcb9000 [ 1349.948684][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1349.948795][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.949057][ T32] r5:84ba578c r4:84ba5400 [ 1349.949133][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.954607][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1349.954723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.954871][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.955084][ T32] r4:84bd5400 [ 1349.955314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.955719][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1349.955800][ T32] r4:00000001 [ 1349.955851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.955977][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1349.956070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.956148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.956232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.956316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.956378][ T32] r4:84bd4200 [ 1349.956455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.956748][ T32] INFO: task kworker/1:944:5916 blocked for more than 476 seconds. [ 1349.956852][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1349.958075][ T32] r4:850c1800 ** 4 printk messages dropped ** [ 1349.958951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfcde08 ** 10 printk messages dropped ** [ 1349.994480][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.994880][ T32] r7:ddde2d80 r6:83018200 r5:858a2f8c r4:8591fb80 ** 1 printk messages dropped ** [ 1349.995065][ T32] r10:61c88647 r9:850c1800 r8:8591fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1349.995575][ T32] r4:00000001 [ 1349.995654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.995757][ T32] Exception stack(0xebfcdfb0 to 0xebfcdff8) [ 1349.995857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.996324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.996432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.996518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.996585][ T32] r4:85928a00 [ 1349.997352][ T32] INFO: task kworker/1:944:5916 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1349.997456][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.998211][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.998396][ T32] Call trace: [ 1349.999070][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.999312][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.014840][ T32] r4:00000000 [ 1350.014944][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.015109][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.015208][ T32] dd20: c1afc000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.015296][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.015399][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.015475][ T32] r5:800f0013 r4:80239bb0 [ 1350.015554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.015671][ T32] r4:82ac21e4 [ 1350.015919][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.016052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.016121][ T32] r4:e023ddc0 [ 1350.016178][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.016302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.016628][ T32] r4:00000000 [ 1350.016696][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.016843][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.017099][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.017235][ T32] r5:00001000 r4:dfcb9000 [ 1350.017294][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.017394][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.017502][ T32] r5:84ba578c r4:84ba5400 [ 1350.017561][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.017679][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.017750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.017879][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.017941][ T32] r4:84bd5400 [ 1350.018000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.018126][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.018214][ T32] r4:00000001 [ 1350.018320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.018424][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.018500][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.018574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.018651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.018728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.018788][ T32] r4:84bd4200 [ 1350.018852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.018952][ T32] INFO: task kworker/1:945:5918 blocked for more than 476 seconds. [ 1350.019041][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.019105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.019167][ T32] task:kworker/1:945 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.039467][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.040925][ T32] Call trace: [ 1350.041024][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.041190][ T32] r10:8291a684 r9:ec821d84 r8:00000002 r7:60000113 r6:ec821d8c r5:850c2400 [ 1350.041260][ T32] r4:850c2400 [ 1350.041315][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.041433][ T32] r5:850c2400 r4:8291a680 [ 1350.041551][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.041669][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.041785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1350.041848][ T32] r4:00000000 [ 1350.041899][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.041995][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.042108][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.042254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592f440 [ 1350.042315][ T32] r4:00000000 [ 1350.042369][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.042496][ T32] r9:83018205 r8:850c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1350.042555][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.042671][ T32] r5:00001000 r4:eb847000 [ 1350.042732][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.042831][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.042938][ T32] r5:858acb8c r4:858ac800 [ 1350.042993][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.043112][ T32] r7:ddde2d80 r6:83018200 r5:858acb8c r4:8591fc00 [ 1350.043173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.043337][ T32] r10:61c88647 r9:850c2400 r8:8591fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.043413][ T32] r4:8591fc00 [ 1350.043500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.043643][ T32] r10:00000000 r9:8591fc00 r8:80287e08 r7:ebbbde60 r6:85903d00 r5:850c2400 [ 1350.043711][ T32] r4:00000001 [ 1350.043766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.043867][ T32] Exception stack(0xec821fb0 to 0xec821ff8) [ 1350.043944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.044021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.044108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.044194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.044256][ T32] r4:85928800 [ 1350.045043][ T32] INFO: task kworker/1:945:5918 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.045389][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.046069][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.046197][ T32] Call trace: [ 1350.046402][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.046550][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.046614][ T32] r4:00000000 [ 1350.046733][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.046938][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.047024][ T32] dd20: c1c3f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.047125][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.047204][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.047270][ T32] r5:800f0013 r4:80239bb0 [ 1350.047348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.047484][ T32] r4:82ac21e4 [ 1350.047547][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.047663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.047729][ T32] r4:e023ddc0 [ 1350.047809][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.047929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.047988][ T32] r4:00000000 [ 1350.048128][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.048273][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.048333][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.048444][ T32] r5:00001000 r4:dfcb9000 [ 1350.048499][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.048597][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.048702][ T32] r5:84ba578c r4:84ba5400 [ 1350.048831][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.048965][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.049024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.049143][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.049219][ T32] r4:84bd5400 [ 1350.080004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.080302][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.080370][ T32] r4:00000001 [ 1350.080425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.080531][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.080608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.080688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.080764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.080842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.080903][ T32] r4:84bd4200 [ 1350.080962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.081041][ T32] INFO: task kworker/1:946:5919 blocked for more than 476 seconds. [ 1350.081126][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.081195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.081264][ T32] task:kworker/1:946 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.081409][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.081537][ T32] Call trace: [ 1350.081626][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.081762][ T32] r10:8291a684 r9:ec8f1d84 r8:00000002 r7:60000113 r6:ec8f1d8c r5:850c0c00 [ 1350.081832][ T32] r4:850c0c00 [ 1350.081887][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.081997][ T32] r5:850c0c00 r4:8291a680 [ 1350.082048][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.082174][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.082310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f1e08 [ 1350.082376][ T32] r4:00000000 [ 1350.082429][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.082524][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.082624][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.082739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928e80 [ 1350.082803][ T32] r4:00000000 [ 1350.082858][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.082982][ T32] r9:83018205 r8:850c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1350.083040][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.083176][ T32] r5:00001000 r4:eb045000 [ 1350.083257][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.083383][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.083498][ T32] r5:858a378c r4:858a3400 [ 1350.083556][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.083672][ T32] r7:ddde2d80 r6:83018200 r5:858a378c r4:8591fc80 [ 1350.083732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.083860][ T32] r10:61c88647 r9:850c0c00 r8:8591fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.083926][ T32] r4:8591fc80 [ 1350.083977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.084100][ T32] r10:00000000 r9:8591fc80 r8:80287e08 r7:ec821e60 r6:85903d80 r5:850c0c00 [ 1350.084162][ T32] r4:00000001 [ 1350.084225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.084319][ T32] Exception stack(0xec8f1fb0 to 0xec8f1ff8) [ 1350.084392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.084468][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.084541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.084619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.084679][ T32] r4:85928800 [ 1350.085464][ T32] INFO: task kworker/1:946:5919 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.085570][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.085707][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.085837][ T32] Call trace: [ 1350.085922][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.086047][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.086108][ T32] r4:00000000 [ 1350.086162][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.086268][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.086341][ T32] dd20: c2065000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.086417][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.086485][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.086549][ T32] r5:800f0013 r4:80239bb0 [ 1350.086617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.086719][ T32] r4:82ac21e4 [ 1350.086771][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.086887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.086963][ T32] r4:e023ddc0 [ 1350.087013][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.087152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.087217][ T32] r4:00000000 [ 1350.087271][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.087415][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.087477][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.087608][ T32] r5:00001000 r4:dfcb9000 [ 1350.087664][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.087765][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.087875][ T32] r5:84ba578c r4:84ba5400 [ 1350.087932][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.088051][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.088111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.088241][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.088304][ T32] r4:84bd5400 [ 1350.088366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.088492][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.088552][ T32] r4:00000001 [ 1350.088609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.088717][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.088783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.088861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.088933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.089009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.089070][ T32] r4:84bd4200 [ 1350.089126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.089217][ T32] INFO: task kworker/1:947:5922 blocked for more than 476 seconds. [ 1350.110418][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.110609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.110686][ T32] task:kworker/1:947 state:D stack:0 pid:5922 tgid:5922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.110834][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.110979][ T32] Call trace: [ 1350.111056][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.111202][ T32] r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:850c0000 [ 1350.111314][ T32] r4:850c0000 [ 1350.111399][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.111513][ T32] r5:850c0000 r4:8291a680 [ 1350.111568][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.111694][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.111816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 1350.111881][ T32] r4:00000000 [ 1350.111944][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.112040][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.112146][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.112277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928fc0 [ 1350.112337][ T32] r4:00000000 [ 1350.112393][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.112521][ T32] r9:83018205 r8:850c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1350.112583][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.112691][ T32] r5:00001000 r4:eb395000 [ 1350.112748][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.112846][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.112954][ T32] r5:858a3b8c r4:858a3800 [ 1350.113035][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.113173][ T32] r7:ddde2d80 r6:83018200 r5:858a3b8c r4:8591fd00 [ 1350.113248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.113385][ T32] r10:61c88647 r9:850c0000 r8:8591fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.113467][ T32] r4:8591fd00 [ 1350.113527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.113648][ T32] r10:00000000 r9:8591fd00 r8:80287e08 r7:ec821e60 r6:85903e00 r5:850c0000 [ 1350.113709][ T32] r4:00000001 [ 1350.113763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.113864][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1350.113958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.114041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.114117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.114207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.114290][ T32] r4:85928c80 [ 1350.115024][ T32] INFO: task kworker/1:947:5922 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.115121][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.115312][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.115450][ T32] Call trace: [ 1350.115534][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.115672][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.115735][ T32] r4:00000000 [ 1350.115791][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.115885][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.115957][ T32] dd20: c20f2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.116065][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.116140][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.116213][ T32] r5:800f0013 r4:80239bb0 [ 1350.116269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.116379][ T32] r4:82ac21e4 [ 1350.116432][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.116555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.116615][ T32] r4:e023ddc0 [ 1350.116669][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.116778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.116838][ T32] r4:00000000 [ 1350.116893][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.117020][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.117081][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.117196][ T32] r5:00001000 r4:dfcb9000 [ 1350.117250][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.117373][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.117499][ T32] r5:84ba578c r4:84ba5400 [ 1350.117555][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.117674][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.117730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.117848][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.117908][ T32] r4:84bd5400 [ 1350.117959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.118072][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.118126][ T32] r4:00000001 [ 1350.118201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.118311][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.118392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.118471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.118544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.118622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.118682][ T32] r4:84bd4200 [ 1350.118742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.118821][ T32] INFO: task kworker/1:948:5923 blocked for more than 476 seconds. [ 1350.118902][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.118967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.119045][ T32] task:kworker/1:948 state:D stack:0 pid:5923 tgid:5923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.119203][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.151548][ T32] Call trace: [ 1350.151677][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.151854][ T32] r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:850c3000 [ 1350.151923][ T32] r4:850c3000 [ 1350.151985][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.152102][ T32] r5:850c3000 r4:8291a680 [ 1350.152159][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.152280][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.152402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1350.152471][ T32] r4:00000000 [ 1350.152524][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.152643][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.152754][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.152863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85918d00 [ 1350.152925][ T32] r4:00000000 [ 1350.152978][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.153094][ T32] r9:83018205 r8:850c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1350.153171][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.153312][ T32] r5:00001000 r4:eb5df000 [ 1350.153386][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.153491][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.153600][ T32] r5:858a3f8c r4:858a3c00 [ 1350.153657][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.153778][ T32] r7:ddde2d80 r6:83018200 r5:858a3f8c r4:8591fd80 [ 1350.153838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.153957][ T32] r10:61c88647 r9:850c3000 r8:8591fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.154023][ T32] r4:8591fd80 [ 1350.154080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.154211][ T32] r10:00000000 r9:8591fd80 r8:80287e08 r7:ec821e60 r6:85903e80 r5:850c3000 [ 1350.154278][ T32] r4:00000001 [ 1350.154331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.154452][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1350.154541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.154620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.154697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.154778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.154835][ T32] r4:85928e40 [ 1350.155668][ T32] INFO: task kworker/1:948:5923 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.155779][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.155938][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.156051][ T32] Call trace: [ 1350.156166][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.156309][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.156371][ T32] r4:00000000 [ 1350.156427][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.156538][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.156614][ T32] dd20: c24ab000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.156695][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.156768][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.156853][ T32] r5:800f0013 r4:80239bb0 [ 1350.156911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.157020][ T32] r4:82ac21e4 [ 1350.157078][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.157199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.157265][ T32] r4:e023ddc0 [ 1350.157340][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.157467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.157529][ T32] r4:00000000 [ 1350.157585][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.157709][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.157768][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.157880][ T32] r5:00001000 r4:dfcb9000 [ 1350.157936][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.158037][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.158166][ T32] r5:84ba578c r4:84ba5400 [ 1350.158255][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.158384][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.158445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.158568][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.158631][ T32] r4:84bd5400 [ 1350.158686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.158812][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.158876][ T32] r4:00000001 [ 1350.158929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.159044][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.159123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.159208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.184918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.185143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.185225][ T32] r4:84bd4200 [ 1350.185295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.185395][ T32] INFO: task kworker/1:949:5925 blocked for more than 476 seconds. [ 1350.185489][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.185556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.185619][ T32] task:kworker/1:949 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.185764][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.185906][ T32] Call trace: [ 1350.185997][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.186139][ T32] r10:8291a684 r9:ec909d84 r8:00000002 r7:60000013 r6:ec909d8c r5:850c5400 [ 1350.186212][ T32] r4:850c5400 [ 1350.186270][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.186381][ T32] r5:850c5400 r4:8291a680 [ 1350.186438][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.186541][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.186658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 1350.186716][ T32] r4:00000000 [ 1350.186762][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.186854][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.186959][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.187074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592f0c0 [ 1350.187165][ T32] r4:00000000 [ 1350.187230][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.187382][ T32] r9:83018205 r8:850c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1350.187447][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.187560][ T32] r5:00001000 r4:eb653000 [ 1350.187612][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.187725][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.187837][ T32] r5:858ac38c r4:858ac000 [ 1350.187895][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.188019][ T32] r7:ddde2d80 r6:83018200 r5:858ac38c r4:8591fe00 [ 1350.188079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.188209][ T32] r10:61c88647 r9:850c5400 r8:8591fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.188278][ T32] r4:8591fe00 [ 1350.188365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.188498][ T32] r10:00000000 r9:8591fe00 r8:80287e08 r7:ec821e60 r6:85903f00 r5:850c5400 [ 1350.188564][ T32] r4:00000001 [ 1350.188618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.188723][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1350.188798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.188876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.188950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.189032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.189099][ T32] r4:859189c0 [ 1350.197521][ T32] INFO: task kworker/1:949:5925 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.197709][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.197877][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.198015][ T32] Call trace: [ 1350.198099][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.198248][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.198313][ T32] r4:00000000 [ 1350.198371][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.198476][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.198557][ T32] dd20: c2666000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.198684][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.198756][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.198817][ T32] r5:800f0013 r4:80239bb0 [ 1350.198871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.198979][ T32] r4:82ac21e4 [ 1350.199035][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.199149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.199342][ T32] r4:e023ddc0 [ 1350.210080][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.210279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.210366][ T32] r4:00000000 [ 1350.210665][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.210815][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.210879][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.210995][ T32] r5:00001000 r4:dfcb9000 [ 1350.211051][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.211156][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.211286][ T32] r5:84ba578c r4:84ba5400 [ 1350.211453][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.211591][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.211653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.211780][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.211846][ T32] r4:84bd5400 [ 1350.211992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.212125][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.212194][ T32] r4:00000001 [ 1350.212255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.212356][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.212434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.212517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.212588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.212665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.212724][ T32] r4:84bd4200 [ 1350.212785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.212863][ T32] INFO: task kworker/1:950:5927 blocked for more than 476 seconds. [ 1350.212949][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.213015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.213099][ T32] task:kworker/1:950 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.213255][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.213364][ T32] Call trace: [ 1350.213613][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.213996][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:858d2400 [ 1350.214081][ T32] r4:858d2400 [ 1350.214138][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.214259][ T32] r5:858d2400 r4:8291a680 [ 1350.214313][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.214414][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.214533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1350.214627][ T32] r4:00000000 [ 1350.214989][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.215105][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.215208][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.215318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592f280 [ 1350.215405][ T32] r4:00000000 [ 1350.215461][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.215574][ T32] r9:83018205 r8:858d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.215631][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.215738][ T32] r5:00001000 r4:eb7e3000 [ 1350.215796][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.215899][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.216006][ T32] r5:858ac78c r4:858ac400 [ 1350.216161][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.216318][ T32] r7:ddde2d80 r6:83018200 r5:858ac78c r4:8591fe80 [ 1350.216392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.216519][ T32] r10:61c88647 r9:858d2400 r8:8591feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.216651][ T32] r4:8591fe80 [ 1350.216751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.216881][ T32] r10:00000000 r9:8591fe80 r8:80287e08 r7:ec821e60 r6:8591ff00 r5:858d2400 [ 1350.216944][ T32] r4:00000001 [ 1350.217000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.217094][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1350.217180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.217269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.217341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.217415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.217473][ T32] r4:8592f1c0 [ 1350.218259][ T32] INFO: task kworker/1:950:5927 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.218364][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.218516][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.218625][ T32] Call trace: [ 1350.218711][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.218837][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.218898][ T32] r4:00000000 [ 1350.218951][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.219050][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.219155][ T32] dd20: c27c2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.219281][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.240127][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.240246][ T32] r5:800f0013 r4:80239bb0 [ 1350.240314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.240469][ T32] r4:82ac21e4 [ 1350.240529][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.240650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.240716][ T32] r4:e023ddc0 [ 1350.240774][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.240892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.240954][ T32] r4:00000000 [ 1350.241011][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.241136][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.241206][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.241329][ T32] r5:00001000 r4:dfcb9000 [ 1350.241389][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.241501][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.241614][ T32] r5:84ba578c r4:84ba5400 [ 1350.241677][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.241809][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.241872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.241999][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.242079][ T32] r4:84bd5400 [ 1350.242136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.242273][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.242335][ T32] r4:00000001 [ 1350.242390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.242493][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.242569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.242648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.242722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.242804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.242893][ T32] r4:84bd4200 [ 1350.242962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.243044][ T32] INFO: task kworker/1:951:5930 blocked for more than 476 seconds. [ 1350.243134][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.243207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.243278][ T32] task:kworker/1:951 state:D stack:0 pid:5930 tgid:5930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.243443][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.243553][ T32] Call trace: [ 1350.243636][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.243766][ T32] r10:8291a684 r9:ec911d84 r8:00000002 r7:60000113 r6:ec911d8c r5:858d4800 [ 1350.243832][ T32] r4:858d4800 [ 1350.243888][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.244003][ T32] r5:858d4800 r4:8291a680 [ 1350.244058][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.244161][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.244294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1350.244359][ T32] r4:00000000 [ 1350.244411][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.244505][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.244598][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.244713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592f580 [ 1350.244771][ T32] r4:00000000 [ 1350.244825][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.244939][ T32] r9:83018205 r8:858d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1350.244995][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.245103][ T32] r5:00001000 r4:eb893000 [ 1350.245175][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.245286][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.245392][ T32] r5:858acf8c r4:858acc00 [ 1350.245443][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.245559][ T32] r7:ddde2d80 r6:83018200 r5:858acf8c r4:8591ff80 [ 1350.245620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.245747][ T32] r10:61c88647 r9:858d4800 r8:8591ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.245810][ T32] r4:8591ff80 [ 1350.245869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.245990][ T32] r10:00000000 r9:8591ff80 r8:80287e08 r7:ec821e60 r6:85936000 r5:858d4800 [ 1350.246049][ T32] r4:00000001 [ 1350.246105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.246213][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1350.246289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.246366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.246439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.246522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.246588][ T32] r4:8592f100 [ 1350.247437][ T32] INFO: task kworker/1:951:5930 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.247550][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.247705][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.247819][ T32] Call trace: [ 1350.247909][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.248053][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.248123][ T32] r4:00000000 [ 1350.248178][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.248296][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.248372][ T32] dd20: c28f9000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.248449][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.248520][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.248585][ T32] r5:800f0013 r4:80239bb0 [ 1350.248646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.248754][ T32] r4:82ac21e4 [ 1350.248808][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.248926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.248990][ T32] r4:e023ddc0 [ 1350.249047][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.249163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.249231][ T32] r4:00000000 [ 1350.275686][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.275956][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.276020][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.276141][ T32] r5:00001000 r4:dfcb9000 [ 1350.276214][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.276319][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.276429][ T32] r5:84ba578c r4:84ba5400 [ 1350.276490][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.276613][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.276674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.276794][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.276861][ T32] r4:84bd5400 [ 1350.276920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.277045][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.277115][ T32] r4:00000001 [ 1350.277173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.277280][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.277356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.277430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.277502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.277575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.277633][ T32] r4:84bd4200 [ 1350.277693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.277796][ T32] INFO: task kworker/1:952:5932 blocked for more than 476 seconds. [ 1350.277900][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.277966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.278033][ T32] task:kworker/1:952 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.278172][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.278289][ T32] Call trace: [ 1350.278369][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.278494][ T32] r10:8291a684 r9:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:858d8000 [ 1350.278556][ T32] r4:858d8000 [ 1350.278607][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.278710][ T32] r5:858d8000 r4:8291a680 [ 1350.278763][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.278859][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.278972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 1350.279033][ T32] r4:00000000 [ 1350.279088][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.279189][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.297660][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.297915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592f6c0 [ 1350.297984][ T32] r4:00000000 [ 1350.298041][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.298199][ T32] r9:83018205 r8:858d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1350.298280][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.298402][ T32] r5:00001000 r4:eb94b000 [ 1350.298460][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.298562][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.298669][ T32] r5:858ad38c r4:858ad000 [ 1350.298725][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.298842][ T32] r7:ddde2d80 r6:83018200 r5:858ad38c r4:85936080 [ 1350.298901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.299016][ T32] r10:61c88647 r9:858d8000 r8:859360ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.299073][ T32] r4:85936080 [ 1350.299125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.299253][ T32] r10:00000000 r9:85936080 r8:80287e08 r7:ec911e60 r6:85936100 r5:858d8000 [ 1350.308108][ T32] r4:00000001 [ 1350.308195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.308326][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1350.308406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.308489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.308561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.308641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.308701][ T32] r4:8592f600 [ 1350.310309][ T32] INFO: task kworker/1:952:5932 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.310454][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.310675][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.310804][ T32] Call trace: [ 1350.310894][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.311032][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.311097][ T32] r4:00000000 [ 1350.311175][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.311289][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.311388][ T32] dd20: c2d43000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.311475][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.311554][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.311619][ T32] r5:800f0013 r4:80239bb0 [ 1350.311678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.311793][ T32] r4:82ac21e4 [ 1350.311852][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.311972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.312038][ T32] r4:e023ddc0 [ 1350.312114][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.312250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.312316][ T32] r4:00000000 [ 1350.312402][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.312533][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.312596][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.312710][ T32] r5:00001000 r4:dfcb9000 [ 1350.312763][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.312872][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.312981][ T32] r5:84ba578c r4:84ba5400 [ 1350.313037][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.313194][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.313273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.313397][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.313462][ T32] r4:84bd5400 [ 1350.313515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.313635][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.313697][ T32] r4:00000001 [ 1350.313752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.313846][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.313918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.313997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.314071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.314187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.314269][ T32] r4:84bd4200 [ 1350.314331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.314424][ T32] INFO: task kworker/1:953:5935 blocked for more than 476 seconds. [ 1350.314515][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.314583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.314646][ T32] task:kworker/1:953 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.314783][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.314891][ T32] Call trace: [ 1350.314977][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.315102][ T32] r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:858d8c00 [ 1350.315162][ T32] r4:858d8c00 [ 1350.315230][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.315372][ T32] r5:858d8c00 r4:8291a680 [ 1350.315430][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.315532][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.315650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1350.315711][ T32] r4:00000000 [ 1350.315761][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.315857][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.315951][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.316059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592f840 [ 1350.316118][ T32] r4:00000000 [ 1350.316200][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.316323][ T32] r9:83018205 r8:858d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1350.316415][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.316562][ T32] r5:00001000 r4:eba83000 [ 1350.316625][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.316733][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.316843][ T32] r5:858ad78c r4:858ad400 [ 1350.316898][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.317012][ T32] r7:ddde2d80 r6:83018200 r5:858ad78c r4:85936180 [ 1350.317072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.317202][ T32] r10:61c88647 r9:858d8c00 r8:859361ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.317264][ T32] r4:85936180 [ 1350.317315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.317434][ T32] r10:00000000 r9:85936180 r8:80287e08 r7:ec915e60 r6:85936200 r5:858d8c00 [ 1350.317536][ T32] r4:00000001 [ 1350.317601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.317702][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1350.317772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.317846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.317924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.318010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.318081][ T32] r4:8592f540 [ 1350.318804][ T32] INFO: task kworker/1:953:5935 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.318908][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.319054][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.319164][ T32] Call trace: [ 1350.342229][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.342494][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.342562][ T32] r4:00000000 [ 1350.342643][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.342776][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.342865][ T32] dd20: c2f4e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.342947][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.343017][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.343087][ T32] r5:800f0013 r4:80239bb0 [ 1350.343144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.343265][ T32] r4:82ac21e4 [ 1350.343347][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.343472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.343538][ T32] r4:e023ddc0 [ 1350.343597][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.343714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.343775][ T32] r4:00000000 [ 1350.343832][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.343961][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.344020][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.344134][ T32] r5:00001000 r4:dfcb9000 [ 1350.344199][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.344312][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.344428][ T32] r5:84ba578c r4:84ba5400 [ 1350.344490][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.344608][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.344665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.344786][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.344847][ T32] r4:84bd5400 [ 1350.344901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.345025][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.345111][ T32] r4:00000001 [ 1350.345175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.345283][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.345357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.345437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.345512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.345589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.345650][ T32] r4:84bd4200 [ 1350.345713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.345793][ T32] INFO: task kworker/1:954:5936 blocked for more than 476 seconds. [ 1350.345880][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.345945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.346012][ T32] task:kworker/1:954 state:D stack:0 pid:5936 tgid:5936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.346149][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.346269][ T32] Call trace: [ 1350.346357][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.346483][ T32] r10:8291a684 r9:ebec5d84 r8:00000002 r7:60000113 r6:ebec5d8c r5:858d9800 [ 1350.346546][ T32] r4:858d9800 [ 1350.346600][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.346709][ T32] r5:858d9800 r4:8291a680 [ 1350.346784][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.346887][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.347000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec5e08 [ 1350.347061][ T32] r4:00000000 [ 1350.347132][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.347227][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.347313][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.347446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592fa00 [ 1350.347505][ T32] r4:00000000 [ 1350.347557][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.347697][ T32] r9:83018205 r8:858d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1350.347781][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.347897][ T32] r5:00001000 r4:ebaab000 [ 1350.347953][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.348054][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.348164][ T32] r5:858adb8c r4:858ad800 [ 1350.348231][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.348369][ T32] r7:ddde2d80 r6:83018200 r5:858adb8c r4:85936280 [ 1350.348470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.348613][ T32] r10:61c88647 r9:858d9800 r8:859362ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.348677][ T32] r4:85936280 [ 1350.348732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.348852][ T32] r10:00000000 r9:85936280 r8:80287e08 r7:ec91de60 r6:85936300 r5:858d9800 [ 1350.348917][ T32] r4:00000001 [ 1350.348970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.349065][ T32] Exception stack(0xebec5fb0 to 0xebec5ff8) [ 1350.349163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.380418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.380609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.380698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.380765][ T32] r4:8592f540 [ 1350.381542][ T32] INFO: task kworker/1:954:5936 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.381659][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.382102][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.382505][ T32] Call trace: [ 1350.382593][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.383345][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.383501][ T32] r4:00000000 [ 1350.383566][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.383675][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.383750][ T32] dd20: c334e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.383827][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.383899][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.383965][ T32] r5:800f0013 r4:80239bb0 [ 1350.384020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.384351][ T32] r4:82ac21e4 [ 1350.384429][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.384615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.384698][ T32] r4:e023ddc0 [ 1350.384866][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.385191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.385355][ T32] r4:00000000 [ 1350.385427][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.385885][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.385969][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.386115][ T32] r5:00001000 r4:dfcb9000 [ 1350.386675][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.386800][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.386910][ T32] r5:84ba578c r4:84ba5400 [ 1350.387165][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.387347][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.387584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.387723][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.387784][ T32] r4:84bd5400 [ 1350.387922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.388062][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.388123][ T32] r4:00000001 [ 1350.388442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.388556][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.388630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.389314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.417583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.417700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.417771][ T32] r4:84bd4200 [ 1350.417849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.417931][ T32] INFO: task kworker/1:955:5938 blocked for more than 476 seconds. [ 1350.418020][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.418088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.418183][ T32] task:kworker/1:955 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.418341][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.418479][ T32] Call trace: [ 1350.418569][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.418712][ T32] r10:8291a684 r9:ec921d84 r8:00000002 r7:60000113 r6:ec921d8c r5:858da400 [ 1350.418776][ T32] r4:858da400 [ 1350.418831][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.418947][ T32] r5:858da400 r4:8291a680 [ 1350.419004][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.419107][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.419693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 [ 1350.419808][ T32] r4:00000000 [ 1350.419865][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.419975][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.420073][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.420190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592fb40 [ 1350.420254][ T32] r4:00000000 [ 1350.420311][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.420437][ T32] r9:83018205 r8:858da400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.420498][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.420610][ T32] r5:00001000 r4:ebb2d000 [ 1350.420663][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.420761][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.420864][ T32] r5:858adf8c r4:858adc00 [ 1350.420920][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.421037][ T32] r7:ddde2d80 r6:83018200 r5:858adf8c r4:85936380 [ 1350.421098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.421235][ T32] r10:61c88647 r9:858da400 r8:859363ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.421297][ T32] r4:85936380 [ 1350.421350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.421475][ T32] r10:00000000 r9:85936380 r8:80287e08 r7:ebec5e60 r6:85936400 r5:858da400 [ 1350.421541][ T32] r4:00000001 [ 1350.421596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.421701][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1350.421782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.421862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.421935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.422069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.422139][ T32] r4:8592f880 [ 1350.422924][ T32] INFO: task kworker/1:955:5938 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.423030][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.423200][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.423314][ T32] Call trace: [ 1350.423422][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.423550][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.423617][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.423772][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 10 printk messages dropped ** [ 1350.424700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1350.425652][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1350.426069][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.426130][ T32] r4:00000001 [ 1350.426191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.426285][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.426355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.426436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.426510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.426591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.426656][ T32] r4:84bd4200 [ 1350.426711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.426797][ T32] INFO: task kworker/1:956:5939 blocked for more than 476 seconds. [ 1350.426879][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.426941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.427003][ T32] task:kworker/1:956 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.427136][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.427246][ T32] Call trace: [ 1350.427981][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.428188][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:858db000 [ 1350.428269][ T32] r4:858db000 [ 1350.428329][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.428442][ T32] r5:858db000 r4:8291a680 [ 1350.428500][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.428601][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.428713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1350.428771][ T32] r4:00000000 [ 1350.428823][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1350.429222][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.460326][ T32] r5:858ae38c r4:858ae000 [ 1350.460378][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.460542][ T32] r10:61c88647 r9:858db000 r8:859364ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.460997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.461738][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.461992][ T32] dd20: c3a77000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.462050][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.462084][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.462113][ T32] r5:800f0013 r4:80239bb0 [ 1350.462137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.462195][ T32] r4:82ac21e4 [ 1350.462220][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.462271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.462296][ T32] r4:e023ddc0 [ 1350.462330][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.462385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.462409][ T32] r4:00000000 [ 1350.462449][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.462508][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.462533][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.462582][ T32] r5:00001000 r4:dfcb9000 [ 1350.462604][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.462647][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.462720][ T32] r5:84ba578c r4:84ba5400 [ 1350.462746][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.462803][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.462827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.462906][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.462936][ T32] r4:84bd5400 [ 1350.462958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.463013][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.463113][ T32] r4:00000001 [ 1350.463302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.463388][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.463421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.463453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.463482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.463515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.463542][ T32] r4:84bd4200 [ 1350.463588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.463628][ T32] INFO: task kworker/1:957:5941 blocked for more than 476 seconds. [ 1350.463688][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.463768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.463799][ T32] task:kworker/1:957 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.463853][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.463948][ T32] Call trace: [ 1350.463987][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.464044][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000013 r6:ec935d8c r5:858dbc00 ** 5 printk messages dropped ** [ 1350.464513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 ** 8 printk messages dropped ** [ 1350.464930][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.465218][ T32] r5:858ae78c r4:858ae400 ** 1 printk messages dropped ** [ 1350.465295][ T32] r7:ddde2d80 r6:83018200 r5:858ae78c r4:85936580 ** 4 printk messages dropped ** [ 1350.465470][ T32] r10:00000000 r9:85936580 r8:80287e08 r7:ec925e60 r6:85936600 r5:858dbc00 ** 6 printk messages dropped ** [ 1350.465679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.466648][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1350.466833][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.467023][ T32] r4:e023ddc0 [ 1350.467108][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.467165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.467195][ T32] r4:00000000 [ 1350.467236][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.467294][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.467319][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.467408][ T32] r5:00001000 r4:dfcb9000 [ 1350.467432][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.467476][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.467523][ T32] r5:84ba578c r4:84ba5400 [ 1350.467545][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.467684][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.467720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.467835][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.467866][ T32] r4:84bd5400 [ 1350.467888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.467942][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.467966][ T32] r4:00000001 [ 1350.467989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.468056][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.468090][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.468152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.468470][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 1350.468679][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.468983][ T32] r5:858dc800 r4:8291a680 ** 3 printk messages dropped ** [ 1350.469160][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.491818][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.492224][ T32] r5:858aef8c r4:858aec00 [ 1350.492248][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.492537][ T32] r10:61c88647 r9:858dc800 r8:859366ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.492737][ T32] Exception stack(0xec929fb0 to 0xec929ff8) ** 7 printk messages dropped ** [ 1350.493791][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.494093][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1350.494324][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.494576][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.494849][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.495242][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 9 printk messages dropped ** [ 1350.495695][ T32] INFO: task kworker/1:959:5945 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1350.495985][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:858dd400 ** 10 printk messages dropped ** [ 1350.496520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592ffc0 ** 9 printk messages dropped ** [ 1350.496969][ T32] r7:ddde2d80 r6:83018200 r5:858aeb8c r4:85936780 ** 4 printk messages dropped ** [ 1350.497189][ T32] r10:00000000 r9:85936780 r8:80287e08 r7:ec929e60 r6:85936800 r5:858dd400 [ 1350.497227][ T32] r4:00000001 [ 1350.497275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.497343][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1350.497377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.497410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.497444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.497478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.497502][ T32] r4:8592fec0 [ 1350.497783][ T32] INFO: task kworker/1:959:5945 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.497826][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.497888][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.498029][ T32] Call trace: [ 1350.498067][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.498151][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.498187][ T32] r4:00000000 [ 1350.498210][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.498256][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.498295][ T32] dd20: c3de1000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.498330][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.498363][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.498392][ T32] r5:800f0013 r4:80239bb0 [ 1350.498414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.498460][ T32] r4:82ac21e4 [ 1350.498482][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.498536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.498574][ T32] r4:e023ddc0 [ 1350.498600][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.498655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.498682][ T32] r4:00000000 [ 1350.498704][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.498757][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.498811][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.498866][ T32] r5:00001000 r4:dfcb9000 [ 1350.498889][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.498933][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.498980][ T32] r5:84ba578c r4:84ba5400 [ 1350.499003][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.521129][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 10 printk messages dropped ** [ 1350.521721][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.522175][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1350.522798][ T32] r5:858af38c r4:858af000 [ 1350.522820][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.522873][ T32] r7:ddde2d80 r6:83018200 r5:858af38c r4:85936880 [ 1350.522897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.522951][ T32] r10:61c88647 r9:858de000 r8:859368ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.522975][ T32] r4:85936880 [ 1350.522996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.523072][ T32] r10:00000000 r9:85936880 r8:80287e08 r7:ec929e60 r6:85936900 r5:858de000 [ 1350.523152][ T32] r4:00000001 [ 1350.523199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.523245][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1350.523277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.523309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.523367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.523407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.523433][ T32] r4:8594a080 [ 1350.523839][ T32] INFO: task kworker/1:960:5948 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.523906][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.523992][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.524098][ T32] Call trace: [ 1350.524188][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.524324][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.524403][ T32] r4:00000000 [ 1350.524434][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.524481][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.524513][ T32] dd20: c4222000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.524545][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.524573][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.524611][ T32] r5:800f0013 r4:80239bb0 [ 1350.524638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.524692][ T32] r4:82ac21e4 [ 1350.524740][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.524795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 5 printk messages dropped ** [ 1350.525035][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 11 printk messages dropped ** [ 1350.525678][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 9 printk messages dropped ** [ 1350.526067][ T32] INFO: task kworker/1:961:5950 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1350.526574][ T32] r10:8291a684 r9:ec949d84 r8:00000002 r7:60000113 r6:ec949d8c r5:858dec00 ** 10 printk messages dropped ** [ 1350.527020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594a500 ** 7 printk messages dropped ** [ 1350.527374][ T32] r5:858af78c r4:858af400 ** 4 printk messages dropped ** [ 1350.527603][ T32] r4:85936980 ** 7 printk messages dropped ** [ 1350.527992][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.528368][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.528460][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.528560][ T32] Call trace: [ 1350.528597][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.528665][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.528698][ T32] r4:00000000 [ 1350.528770][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.528821][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.528854][ T32] dd20: c4222000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.528886][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.528990][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.529096][ T32] r5:800f0013 r4:80239bb0 [ 1350.529123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.529182][ T32] r4:82ac21e4 [ 1350.529209][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.529277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.549713][ T32] r4:e023ddc0 [ 1350.549819][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.549922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.549955][ T32] r4:00000000 [ 1350.549978][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.550038][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.550062][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.550114][ T32] r5:00001000 r4:dfcb9000 [ 1350.550136][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.550208][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.550261][ T32] r5:84ba578c r4:84ba5400 [ 1350.550284][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.550339][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.550385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.550451][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.550479][ T32] r4:84bd5400 ** 2 printk messages dropped ** [ 1350.550607][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.550712][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.550932][ T32] INFO: task kworker/1:962:5952 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.551350][ T32] r4:858e0000 ** 3 printk messages dropped ** [ 1350.551694][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.552036][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.552338][ T32] r5:858b8b8c r4:858b8800 [ 1350.552395][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.552558][ T32] r4:85936a80 ** 4 printk messages dropped ** [ 1350.552746][ T32] Exception stack(0xec955fb0 to 0xec955ff8) ** 6 printk messages dropped ** [ 1350.553368][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.554267][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.554590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1350.555004][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 8 printk messages dropped ** [ 1350.555452][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.555775][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.556031][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1350.556670][ T32] r5:00001000 r4:ebed3000 ** 3 printk messages dropped ** [ 1350.556873][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.557132][ T32] r10:00000000 r9:85936b80 r8:80287e08 r7:ec955e60 r6:85936c00 r5:858e0c00 ** 6 printk messages dropped ** [ 1350.557353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.557378][ T32] r4:8594a4c0 [ 1350.557759][ T32] INFO: task kworker/1:963:5954 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.557806][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.558129][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.558205][ T32] Call trace: [ 1350.558327][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.558391][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.558420][ T32] r4:00000000 [ 1350.558442][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.558488][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.558523][ T32] dd20: c42c7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.558655][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.558693][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.558722][ T32] r5:800f0013 r4:80239bb0 [ 1350.558746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.558881][ T32] r4:82ac21e4 [ 1350.558909][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.558963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.559087][ T32] r4:e023ddc0 [ 1350.559113][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.559164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.559193][ T32] r4:00000000 [ 1350.559216][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.582120][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.582241][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.582326][ T32] r5:00001000 r4:dfcb9000 [ 1350.582351][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.582398][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.582464][ T32] r5:84ba578c r4:84ba5400 [ 1350.582494][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.582554][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.582593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.582653][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.582679][ T32] r4:84bd5400 [ 1350.582703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.582805][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.582836][ T32] r4:00000001 [ 1350.582880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.583128][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.583166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.583241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.583277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.583315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.583494][ T32] r4:84bd4200 [ 1350.583570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.583611][ T32] INFO: task kworker/1:964:5955 blocked for more than 477 seconds. [ 1350.583653][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.583682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1350.584021][ T32] r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000113 r6:ec93dd8c r5:858e1800 ** 6 printk messages dropped ** [ 1350.584283][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.584483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594a780 ** 8 printk messages dropped ** [ 1350.584983][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.585136][ T32] r4:85936c80 ** 4 printk messages dropped ** [ 1350.585332][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) ** 4 printk messages dropped ** [ 1350.585549][ T32] r4:8594a6c0 ** 3 printk messages dropped ** [ 1350.586240][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.586490][ T32] dd20: c4613000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 8 printk messages dropped ** [ 1350.586872][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1350.587306][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.587853][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1350.588473][ T32] r5:858e2400 r4:8291a680 ** 8 printk messages dropped ** [ 1350.588786][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.589016][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.589069][ T32] r5:00001000 r4:ebef3000 [ 1350.589127][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.589307][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.607427][ T32] r5:858b838c r4:858b8000 [ 1350.607488][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.607589][ T32] r7:ddde2d80 r6:83018200 r5:858b838c r4:85936d80 [ 1350.607615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.607679][ T32] r10:61c88647 r9:858e2400 r8:85936dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.607709][ T32] r4:85936d80 [ 1350.607734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.607797][ T32] r10:00000000 r9:85936d80 r8:80287e08 r7:ec955e60 r6:85936e00 r5:858e2400 [ 1350.607825][ T32] r4:00000001 [ 1350.607849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.607896][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) [ 1350.607935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.607972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.608006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.608047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.608075][ T32] r4:8594a700 [ 1350.608520][ T32] INFO: task kworker/1:965:5958 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.608570][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.608674][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.608737][ T32] Call trace: [ 1350.608774][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.608840][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.608868][ T32] r4:00000000 [ 1350.608932][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.608985][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.609019][ T32] dd20: c4a2d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.609070][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.609103][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.609131][ T32] r5:800f0013 r4:80239bb0 [ 1350.609185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.609301][ T32] r4:82ac21e4 [ 1350.613989][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.614074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.614119][ T32] r4:e023ddc0 [ 1350.614149][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.614221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.614252][ T32] r4:00000000 [ 1350.614337][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.614407][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.614436][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.614553][ T32] r5:00001000 r4:dfcb9000 [ 1350.614675][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.614730][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.614782][ T32] r5:84ba578c r4:84ba5400 [ 1350.614805][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.614860][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.614884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.615008][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.615124][ T32] r4:84bd5400 [ 1350.615155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.615246][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.615282][ T32] r4:00000001 [ 1350.615307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.615488][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.615530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.615572][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.615794][ T32] INFO: task kworker/1:966:5961 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.616153][ T32] r4:858e3000 ** 4 printk messages dropped ** [ 1350.616462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec969e08 ** 5 printk messages dropped ** [ 1350.616721][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.617112][ T32] r5:00001000 r4:ebf03000 ** 3 printk messages dropped ** [ 1350.617406][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.617581][ T32] r4:85936e80 ** 4 printk messages dropped ** [ 1350.617739][ T32] Exception stack(0xec969fb0 to 0xec969ff8) ** 6 printk messages dropped ** [ 1350.618411][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.619243][ T32] r4:e023ddc0 ** 9 printk messages dropped ** [ 1350.637482][ T32] r5:84ba578c r4:84ba5400 ** 7 printk messages dropped ** [ 1350.637941][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1350.638560][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.638761][ T32] r4:858e3c00 [ 1350.638784][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.638833][ T32] r5:858e3c00 r4:8291a680 [ 1350.638880][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.638929][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.638980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1350.639006][ T32] r4:00000000 [ 1350.639027][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.639065][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.639117][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.639167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594af00 [ 1350.639226][ T32] r4:00000000 [ 1350.652316][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.652441][ T32] r9:83018205 r8:858e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1350.652472][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.652630][ T32] r5:00001000 r4:ebf73000 [ 1350.652658][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.652705][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.652754][ T32] r5:858b938c r4:858b9000 [ 1350.652802][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.652863][ T32] r7:ddde2d80 r6:83018200 r5:858b938c r4:85936f80 [ 1350.652890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.652945][ T32] r10:61c88647 r9:858e3c00 r8:85936fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.653021][ T32] r4:85936f80 [ 1350.653048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.653104][ T32] r10:00000000 r9:85936f80 r8:80287e08 r7:ec955e60 r6:85957000 r5:858e3c00 [ 1350.653130][ T32] r4:00000001 [ 1350.653152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.653201][ T32] Exception stack(0xec961fb0 to 0xec961ff8) [ 1350.653235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.653318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.653378][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.653418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.653464][ T32] r4:8594ac00 [ 1350.653879][ T32] INFO: task kworker/1:967:5962 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.654050][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1350.654534][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 6 printk messages dropped ** [ 1350.654806][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.655236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1350.655736][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.656175][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1350.656409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1350.656877][ T32] r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:858e4800 ** 5 printk messages dropped ** [ 1350.657088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 [ 1350.657112][ T32] r4:00000000 [ 1350.657132][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.657189][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.657234][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.657284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594acc0 [ 1350.657311][ T32] r4:00000000 [ 1350.657333][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.657383][ T32] r9:83018205 r8:858e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1350.657410][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.657522][ T32] r5:00001000 r4:ebf65000 [ 1350.657578][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.657677][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.657782][ T32] r5:858b8f8c r4:858b8c00 [ 1350.657832][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.657927][ T32] r7:ddde2d80 r6:83018200 r5:858b8f8c r4:85957080 [ 1350.658003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.658081][ T32] r10:61c88647 r9:858e4800 r8:859570ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.658107][ T32] r4:85957080 [ 1350.658128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.658187][ T32] r10:00000000 r9:85957080 r8:80287e08 r7:ec961e60 r6:85957100 r5:858e4800 [ 1350.658214][ T32] r4:00000001 [ 1350.658235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.658281][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) [ 1350.658385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.658423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.658492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.658586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.658616][ T32] r4:8594aac0 [ 1350.659088][ T32] INFO: task kworker/1:968:5964 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.659135][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.659211][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.659275][ T32] Call trace: [ 1350.659336][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.673115][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.673163][ T32] r4:00000000 [ 1350.673195][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.673263][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.673300][ T32] dd20: c51a3000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.673334][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.673409][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.673442][ T32] r5:800f0013 r4:80239bb0 [ 1350.673467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.673518][ T32] r4:82ac21e4 [ 1350.673540][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.673594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.673623][ T32] r4:e023ddc0 [ 1350.673646][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1350.673901][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1350.674285][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.674622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.675051][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.675358][ T32] r5:858e5400 r4:8291a680 ** 4 printk messages dropped ** [ 1350.675630][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1350.676154][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.676312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.676723][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.676933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.677622][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.677675][ T32] Call trace: [ 1350.677779][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.677844][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.677942][ T32] r4:00000000 [ 1350.677968][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.678015][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.678047][ T32] dd20: c51a3000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.678079][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.678133][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.678222][ T32] r5:800f0013 r4:80239bb0 [ 1350.678256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.678307][ T32] r4:82ac21e4 [ 1350.678380][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.678437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.678515][ T32] r4:e023ddc0 [ 1350.678543][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.678593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.678618][ T32] r4:00000000 [ 1350.678639][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.678691][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.678716][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.678765][ T32] r5:00001000 r4:dfcb9000 [ 1350.678812][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.678867][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.678914][ T32] r5:84ba578c r4:84ba5400 [ 1350.678961][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.679021][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.679047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.679127][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.679156][ T32] r4:84bd5400 [ 1350.679210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.701091][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.701161][ T32] r4:00000001 [ 1350.701198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.701265][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.701300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.701333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.701362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.701396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.701420][ T32] r4:84bd4200 [ 1350.701445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.701480][ T32] INFO: task kworker/1:970:5968 blocked for more than 477 seconds. [ 1350.701535][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.701594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.701705][ T32] task:kworker/1:970 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.701779][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.701942][ T32] Call trace: [ 1350.702042][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.702147][ T32] r10:8291a684 r9:ec98dd84 r8:00000002 r7:60000013 r6:ec98dd8c r5:858e6000 [ 1350.702178][ T32] r4:858e6000 [ 1350.702210][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.702261][ T32] r5:858e6000 r4:8291a680 [ 1350.702283][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.702328][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.702558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592fec0 ** 9 printk messages dropped ** [ 1350.702930][ T32] r7:ddde2d80 r6:83018200 r5:858b978c r4:85957280 ** 3 printk messages dropped ** [ 1350.703055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1350.704237][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1350.704809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1350.705438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.705667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.705708][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.705737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.705770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.705799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.705832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.705856][ T32] r4:84bd4200 [ 1350.705878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.705907][ T32] INFO: task kworker/1:971:5971 blocked for more than 477 seconds. [ 1350.706121][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.706154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.706185][ T32] task:kworker/1:971 state:D stack:0 pid:5971 tgid:5971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.706238][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.706305][ T32] Call trace: [ 1350.706344][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.706400][ T32] r10:8291a684 r9:ec995d84 r8:00000002 r7:60000013 r6:ec995d8c r5:858e6c00 [ 1350.706450][ T32] r4:858e6c00 [ 1350.706475][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.706525][ T32] r5:858e6c00 r4:8291a680 [ 1350.706549][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.706593][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.706642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1350.706666][ T32] r4:00000000 [ 1350.706686][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.707003][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.707052][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.707120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960800 [ 1350.707146][ T32] r4:00000000 [ 1350.707168][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.707255][ T32] r9:83018205 r8:858e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1350.707286][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.707354][ T32] r5:00001000 r4:ebfdd000 [ 1350.707377][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.707424][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.707473][ T32] r5:858ba78c r4:858ba400 [ 1350.707540][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.707617][ T32] r7:ddde2d80 r6:83018200 r5:858ba78c r4:85957380 [ 1350.707644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.707699][ T32] r10:61c88647 r9:858e6c00 r8:859573ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.707724][ T32] r4:85957380 [ 1350.707774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.707831][ T32] r10:00000000 r9:85957380 r8:80287e08 r7:ec971e60 r6:85957400 r5:858e6c00 [ 1350.707858][ T32] r4:00000001 [ 1350.707879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.707920][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1350.707950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.707981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.708015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.708052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.708077][ T32] r4:85960240 [ 1350.708353][ T32] INFO: task kworker/1:971:5971 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.708395][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1350.708691][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 10 printk messages dropped ** [ 1350.727815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 13 printk messages dropped ** [ 1350.728638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1350.745078][ T32] INFO: task kworker/1:972:5972 blocked for more than 477 seconds. ** 11 printk messages dropped ** [ 1350.745597][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1350.746658][ T32] r7:ddde2d80 r6:83018200 r5:858b9f8c r4:85957480 ** 1 printk messages dropped ** [ 1350.746760][ T32] r10:61c88647 r9:858e8000 r8:859574ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.747124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.747965][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.748232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1350.748692][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1350.749113][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1350.760331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.760392][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.760426][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.760459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.760495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.760530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.760555][ T32] r4:84bd4200 [ 1350.760579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.760673][ T32] INFO: task kworker/1:973:5975 blocked for more than 477 seconds. [ 1350.760722][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.760797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.760830][ T32] task:kworker/1:973 state:D stack:0 pid:5975 tgid:5975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.760894][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.760946][ T32] Call trace: [ 1350.760986][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.761049][ T32] r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000013 r6:ec9a1d8c r5:858ea400 [ 1350.761074][ T32] r4:858ea400 [ 1350.761096][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.761145][ T32] r5:858ea400 r4:8291a680 [ 1350.761215][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.761266][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.761319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1350.761344][ T32] r4:00000000 [ 1350.761368][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.761969][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.762021][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.762072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85960600 [ 1350.762098][ T32] r4:00000000 [ 1350.762119][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.762173][ T32] r9:83018205 r8:858ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1350.762210][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.762259][ T32] r5:00001000 r4:ebfcf000 [ 1350.762281][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.762329][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.762380][ T32] r5:858ba38c r4:858ba000 [ 1350.762404][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.762460][ T32] r7:ddde2d80 r6:83018200 r5:858ba38c r4:85957580 [ 1350.762483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.762538][ T32] r10:61c88647 r9:858ea400 r8:859575ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.762563][ T32] r4:85957580 [ 1350.762585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.762639][ T32] r10:00000000 r9:85957580 r8:80287e08 r7:ec995e60 r6:85957600 r5:858ea400 [ 1350.762664][ T32] r4:00000001 [ 1350.762686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.762728][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 1350.762759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.762792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.762821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.762855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.763901][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 10 printk messages dropped ** [ 1350.764772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 8 printk messages dropped ** [ 1350.765520][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.765907][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.766032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.766673][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.767429][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.768112][ T32] r5:00001000 r4:eb565000 ** 4 printk messages dropped ** [ 1350.768373][ T32] r7:ddde2d80 r6:83018200 r5:8597c78c r4:85957680 ** 2 printk messages dropped ** [ 1350.768510][ T32] r4:85957680 ** 4 printk messages dropped ** [ 1350.768675][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) ** 6 printk messages dropped ** [ 1350.769256][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.793084][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.793114][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.793260][ T32] r5:800f0013 r4:80239bb0 [ 1350.793290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.793343][ T32] r4:82ac21e4 [ 1350.793365][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.793481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.793511][ T32] r4:e023ddc0 [ 1350.793533][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.793584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.793608][ T32] r4:00000000 [ 1350.793630][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.793685][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.793708][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.793756][ T32] r5:00001000 r4:dfcb9000 [ 1350.793779][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.793823][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.793871][ T32] r5:84ba578c r4:84ba5400 [ 1350.793893][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.793947][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.794080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.794141][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.794284][ T32] r4:84bd5400 [ 1350.794313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.794369][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.794409][ T32] r4:00000001 [ 1350.794535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.794581][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.794616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.794650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.794846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.794884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.794909][ T32] r4:84bd4200 [ 1350.794934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.794980][ T32] INFO: task kworker/1:975:5979 blocked for more than 477 seconds. [ 1350.795025][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.795151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.795252][ T32] task:kworker/1:975 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.795394][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.795441][ T32] Call trace: [ 1350.795477][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.795534][ T32] r10:8291a684 r9:ec9add84 r8:00000002 r7:60000013 r6:ec9add8c r5:858e8c00 [ 1350.795561][ T32] r4:858e8c00 [ 1350.795583][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1350.795652][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1350.796456][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.796779][ T32] r10:61c88647 r9:858e8c00 r8:859577ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1350.797901][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.798652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1350.798920][ T32] r5:00001000 r4:dfcb9000 ** 4 printk messages dropped ** [ 1350.799179][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1350.817368][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 7 printk messages dropped ** [ 1350.817834][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1350.818156][ T32] r4:858ebc00 ** 4 printk messages dropped ** [ 1350.818461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 ** 7 printk messages dropped ** [ 1350.818805][ T32] r9:83018005 r8:858ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 6 printk messages dropped ** [ 1350.819172][ T32] r7:dddced80 r6:83018000 r5:85840f8c r4:85903f80 ** 4 printk messages dropped ** [ 1350.833947][ T32] r10:00000000 r9:85903f80 r8:80287e08 r7:ec8d9e60 r6:85957880 r5:858ebc00 ** 7 printk messages dropped ** [ 1350.834264][ T32] r4:85949c40 ** 3 printk messages dropped ** [ 1350.834928][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.835462][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 5 printk messages dropped ** [ 1350.835671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.835696][ T32] r4:e023ddc0 [ 1350.835780][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.835899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.835928][ T32] r4:00000000 [ 1350.835952][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.836009][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.836032][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.836081][ T32] r5:00001000 r4:dfcb9000 [ 1350.836116][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.836165][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.836249][ T32] r5:84ba578c r4:84ba5400 [ 1350.836277][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.836335][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.836385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.836445][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.836470][ T32] r4:84bd5400 [ 1350.836540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.836624][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.836661][ T32] r4:00000001 [ 1350.836683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.836726][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.836756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.836788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.836902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.836941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.836966][ T32] r4:84bd4200 [ 1350.837013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.837078][ T32] INFO: task kworker/1:976:5983 blocked for more than 477 seconds. [ 1350.837127][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.837154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.837186][ T32] task:kworker/1:976 state:D stack:0 pid:5983 tgid:5983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.837241][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.837299][ T32] Call trace: [ 1350.837458][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.837520][ T32] r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000013 r6:ec9b5d8c r5:858ed400 [ 1350.837595][ T32] r4:858ed400 [ 1350.837623][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.837674][ T32] r5:858ed400 r4:8291a680 ** 2 printk messages dropped ** [ 1350.837791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 ** 12 printk messages dropped ** [ 1350.838577][ T32] r5:858baf8c r4:858bac00 ** 1 printk messages dropped ** [ 1350.838650][ T32] r7:ddde2d80 r6:83018200 r5:858baf8c r4:85957900 ** 5 printk messages dropped ** [ 1350.838871][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.853425][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1350.854633][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 9 printk messages dropped ** [ 1350.855061][ T32] r4:84bd5400 [ 1350.855084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.855151][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.855181][ T32] r4:00000001 [ 1350.855210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.855252][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.855282][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.855314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.855365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.855400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.855438][ T32] r4:84bd4200 [ 1350.855466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.855500][ T32] INFO: task kworker/0:444:5985 blocked for more than 477 seconds. [ 1350.855663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.855721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.855752][ T32] task:kworker/0:444 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.855806][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.855851][ T32] Call trace: [ 1350.855900][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.855984][ T32] r10:8291a684 r9:ec9d1d84 r8:00000002 r7:60000113 r6:ec9d1d8c r5:858eec00 [ 1350.856077][ T32] r4:858eec00 [ 1350.856103][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.856187][ T32] r5:858eec00 r4:8291a680 [ 1350.856214][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.856262][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.856327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1350.856390][ T32] r4:00000000 [ 1350.856424][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.856467][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.856506][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.856558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85949a80 [ 1350.856585][ T32] r4:00000000 [ 1350.856607][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.856660][ T32] r9:83018005 r8:858eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1350.856684][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.856734][ T32] r5:00001000 r4:ec977000 [ 1350.856858][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.856910][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.856960][ T32] r5:8584138c r4:85841000 [ 1350.857080][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.857138][ T32] r7:dddced80 r6:83018000 r5:8584138c r4:85965000 [ 1350.857161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.857557][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) ** 9 printk messages dropped ** [ 1350.858416][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1350.858835][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1350.859138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1350.884470][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1350.885480][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.886435][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 3 printk messages dropped ** [ 1350.887002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1350.887613][ T32] task:kworker/0:445 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.888206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 ** 8 printk messages dropped ** [ 1350.889043][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.910016][ T32] r7:dddced80 r6:83018000 r5:8584178c r4:85965080 ** 4 printk messages dropped ** [ 1350.910288][ T32] r10:00000000 r9:85965080 r8:80287e08 r7:ec8d9e60 r6:85957a80 r5:858e9800 ** 8 printk messages dropped ** [ 1350.911127][ T32] INFO: task kworker/0:445:5987 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 9 printk messages dropped ** [ 1350.911728][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 7 printk messages dropped ** [ 1350.912027][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.912101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.912131][ T32] r4:00000000 [ 1350.912181][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.912269][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.912297][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.912349][ T32] r5:00001000 r4:dfcb9000 [ 1350.912372][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.912421][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.912501][ T32] r5:84ba578c r4:84ba5400 [ 1350.912527][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.912582][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.912606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.912660][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.912685][ T32] r4:84bd5400 [ 1350.912707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.912785][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.912820][ T32] r4:00000001 [ 1350.912842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.912886][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.912916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.912948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.912978][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.913010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.913113][ T32] r4:84bd4200 [ 1350.913146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.913223][ T32] INFO: task kworker/0:446:5989 blocked for more than 477 seconds. [ 1350.913268][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.913297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.913325][ T32] task:kworker/0:446 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.913377][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.913622][ T32] Call trace: [ 1350.913824][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.913938][ T32] r10:8291a684 r9:ec9e1d84 r8:00000002 r7:60000113 r6:ec9e1d8c r5:858f0c00 [ 1350.913979][ T32] r4:858f0c00 [ 1350.914023][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.914101][ T32] r5:858f0c00 r4:8291a680 [ 1350.914135][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.914214][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.914291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e1e08 [ 1350.914353][ T32] r4:00000000 [ 1350.914387][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.914481][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.914549][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.914625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480d040 [ 1350.914662][ T32] r4:00000000 [ 1350.914695][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.914818][ T32] r9:83018005 r8:858f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1350.914855][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.914930][ T32] r5:00001000 r4:ebdbb000 [ 1350.914963][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.915098][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.915242][ T32] r5:85841f8c r4:85841c00 [ 1350.915285][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.915391][ T32] r7:dddced80 r6:83018000 r5:85841f8c r4:85965100 [ 1350.915425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.915617][ T32] r10:61c88647 r9:858f0c00 r8:8596512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.915673][ T32] r4:85965100 [ 1350.915707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.915769][ T32] r10:00000000 r9:85965100 r8:80287e08 r7:ec8d9e60 r6:85957b00 r5:858f0c00 [ 1350.915802][ T32] r4:00000001 [ 1350.915830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.915875][ T32] Exception stack(0xec9e1fb0 to 0xec9e1ff8) ** 4 printk messages dropped ** [ 1350.916217][ T32] r4:85949b00 ** 5 printk messages dropped ** [ 1350.916965][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 8 printk messages dropped ** [ 1350.917289][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1350.917627][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1350.918426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.918924][ T32] r10:8291a684 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:858f2400 ** 14 printk messages dropped ** [ 1350.950538][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.950922][ T32] r10:61c88647 r9:858f2400 r8:85957bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.951113][ T32] Exception stack(0xec83dfb0 to 0xec83dff8) [ 1350.951147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.951184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.951215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.951248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.951272][ T32] r4:85959080 [ 1350.951714][ T32] INFO: task kworker/1:977:5990 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.951762][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.952044][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.952096][ T32] Call trace: [ 1350.952130][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.952196][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.952223][ T32] r4:00000000 [ 1350.952291][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.952343][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1350.952375][ T32] dd20: c764f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1350.952510][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1350.952545][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.952573][ T32] r5:800f0013 r4:80239bb0 [ 1350.952596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.952645][ T32] r4:82ac21e4 [ 1350.952683][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.952739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1350.952765][ T32] r4:e023ddc0 [ 1350.952786][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.952835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1350.952860][ T32] r4:00000000 [ 1350.952910][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.952967][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.952991][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.953039][ T32] r5:00001000 r4:dfcb9000 [ 1350.953061][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1350.953104][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.953167][ T32] r5:84ba578c r4:84ba5400 [ 1350.953202][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.953257][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.953280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.953332][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.953357][ T32] r4:84bd5400 [ 1350.953377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.953432][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.953459][ T32] r4:00000001 [ 1350.953486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.953529][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.953560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.953593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.953622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.953655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.953679][ T32] r4:84bd4200 [ 1350.953702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.953734][ T32] INFO: task kworker/1:978:5992 blocked for more than 477 seconds. [ 1350.953771][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.953981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.954013][ T32] task:kworker/1:978 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.954067][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.954216][ T32] Call trace: [ 1350.954250][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.954308][ T32] r10:8291a684 r9:ec899d84 r8:00000002 r7:60000013 r6:ec899d8c r5:858f0000 [ 1350.954332][ T32] r4:858f0000 [ 1350.954355][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.954403][ T32] r5:858f0000 r4:8291a680 [ 1350.954428][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.954473][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.954523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1350.954549][ T32] r4:00000000 [ 1350.954571][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1350.954698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85959400 [ 1350.954724][ T32] r4:00000000 [ 1350.954860][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.954920][ T32] r9:83018205 r8:858f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1350.954944][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.955008][ T32] r5:00001000 r4:dfd67000 ** 5 printk messages dropped ** [ 1350.955336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.955696][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.956329][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.956892][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1350.957482][ T32] r5:00001000 r4:dfcb9000 ** 11 printk messages dropped ** [ 1350.957950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1350.958433][ T32] task:kworker/1:979 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.980340][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.980866][ T32] r5:00001000 r4:eab3d000 ** 5 printk messages dropped ** [ 1350.981228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.981628][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.982596][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.983288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 9 printk messages dropped ** [ 1350.983845][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.983899][ T32] r5:84ba578c r4:84ba5400 [ 1350.983921][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.983976][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1350.984000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.984054][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.984079][ T32] r4:84bd5400 [ 1350.984101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.984154][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1350.984186][ T32] r4:00000001 [ 1350.984235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.984281][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1350.984365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.984422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.984506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.984600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.984659][ T32] r4:84bd4200 [ 1350.984687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.984722][ T32] INFO: task kworker/1:980:5997 blocked for more than 477 seconds. [ 1350.984761][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1350.984788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.984813][ T32] task:kworker/1:980 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.984864][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.984966][ T32] Call trace: [ 1350.985003][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1350.985060][ T32] r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:858f4800 [ 1350.985086][ T32] r4:858f4800 [ 1350.985125][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1350.985178][ T32] r5:858f4800 r4:8291a680 [ 1350.985207][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.985331][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.985400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1350.985445][ T32] r4:00000000 [ 1350.985470][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1350.985564][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1350.985609][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1350.985657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859597c0 [ 1350.985682][ T32] r4:00000000 [ 1350.985703][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.985755][ T32] r9:83018205 r8:858f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 3 printk messages dropped ** [ 1350.986193][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.986371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.986738][ T32] r10:00000000 r9:85957e80 r8:80287e08 r7:ec9a5e60 r6:85957f00 r5:858f4800 [ 1350.986764][ T32] r4:00000001 [ 1350.986785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.986825][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1350.986854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.986886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.986915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.986948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.986972][ T32] r4:85959640 [ 1350.987250][ T32] INFO: task kworker/1:980:5997 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1350.987293][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.987432][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.987546][ T32] Call trace: [ 1350.987617][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.987752][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1350.987892][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.987977][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 3 printk messages dropped ** [ 1350.988142][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1350.988450][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.988600][ T32] r5:00001000 r4:dfcb9000 ** 5 printk messages dropped ** [ 1350.988919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.009917][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 5 printk messages dropped ** [ 1351.010369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1351.011482][ T32] r5:858f5400 r4:8291a680 ** 3 printk messages dropped ** [ 1351.011867][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.012157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859599c0 ** 6 printk messages dropped ** [ 1351.012674][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.013011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.013149][ T32] r4:85957f80 ** 2 printk messages dropped ** [ 1351.013378][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.013806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.015309][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.015622][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 6 printk messages dropped ** [ 1351.016127][ T32] r4:e023ddc0 ** 4 printk messages dropped ** [ 1351.016660][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 8 printk messages dropped ** [ 1351.017591][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.018237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.018768][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.018858][ T32] Call trace: [ 1351.018932][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.019166][ T32] r10:8291a684 r9:ec99dd84 r8:00000002 r7:60000013 r6:ec99dd8c r5:858f6000 [ 1351.019312][ T32] r4:858f6000 [ 1351.050241][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.050429][ T32] r5:858f6000 r4:8291a680 [ 1351.050484][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.050598][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.050737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 [ 1351.050796][ T32] r4:00000000 [ 1351.050842][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.050955][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.051052][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.051153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85959c40 [ 1351.051262][ T32] r4:00000000 [ 1351.051398][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.051568][ T32] r9:83018205 r8:858f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1351.051633][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.051738][ T32] r5:00001000 r4:eb6c9000 [ 1351.051817][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.051943][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.052048][ T32] r5:8597cb8c r4:8597c800 [ 1351.052126][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.052241][ T32] r7:ddde2d80 r6:83018200 r5:8597cb8c r4:85954080 [ 1351.052290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.052399][ T32] r10:61c88647 r9:858f6000 r8:859540ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.052459][ T32] r4:85954080 [ 1351.052542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.052658][ T32] r10:00000000 r9:85954080 r8:80287e08 r7:ec9a5e60 r6:85954100 r5:858f6000 [ 1351.052738][ T32] r4:00000001 [ 1351.052791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.052879][ T32] Exception stack(0xec99dfb0 to 0xec99dff8) [ 1351.052946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.053015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.053105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.053239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.053306][ T32] r4:85959980 [ 1351.054024][ T32] INFO: task kworker/1:982:6001 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.054108][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.054262][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.054390][ T32] Call trace: [ 1351.054530][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.054684][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.054778][ T32] r4:00000000 [ 1351.054834][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.054913][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.054967][ T32] dd20: c7e89000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.055021][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.055071][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.055130][ T32] r5:800f0013 r4:80239bb0 [ 1351.055172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.055255][ T32] r4:82ac21e4 [ 1351.055293][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.055457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.055507][ T32] r4:e023ddc0 [ 1351.055543][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.055654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.055700][ T32] r4:00000000 [ 1351.055735][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.055880][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.055929][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.056021][ T32] r5:00001000 r4:dfcb9000 [ 1351.056061][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.056179][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.056273][ T32] r5:84ba578c r4:84ba5400 [ 1351.056317][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.056434][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.056481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.056572][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.056613][ T32] r4:84bd5400 [ 1351.056646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.056734][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.056802][ T32] r4:00000001 [ 1351.056870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.056941][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.056991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.057043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.057095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.057179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1351.057585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1351.058051][ T32] r4:858f6c00 [ 1351.058088][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.058169][ T32] r5:858f6c00 r4:8291a680 [ 1351.058209][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.058308][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.058428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b9e08 [ 1351.058473][ T32] r4:00000000 [ 1351.058511][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.058644][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.058715][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.058796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85959dc0 [ 1351.058838][ T32] r4:00000000 [ 1351.058875][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.058958][ T32] r9:83018205 r8:858f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1351.058998][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.059076][ T32] r5:00001000 r4:eb745000 [ 1351.059177][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.088011][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.088330][ T32] r5:8597cf8c r4:8597cc00 [ 1351.088393][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.088531][ T32] r7:ddde2d80 r6:83018200 r5:8597cf8c r4:85954180 [ 1351.088589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.088712][ T32] r10:61c88647 r9:858f6c00 r8:859541ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.088776][ T32] r4:85954180 [ 1351.088830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.088950][ T32] r10:00000000 r9:85954180 r8:80287e08 r7:ec99de60 r6:85954200 r5:858f6c00 [ 1351.089009][ T32] r4:00000001 [ 1351.089062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.089159][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) [ 1351.100066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.100235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.100335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.100430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.100504][ T32] r4:85959ac0 [ 1351.101270][ T32] INFO: task kworker/1:983:6003 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.101383][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.102191][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1351.102888][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.103295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1351.104403][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1351.105111][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 2 printk messages dropped ** [ 1351.105341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.106172][ T32] task:kworker/1:984 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.107040][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.108013][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.108711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.109071][ T32] r10:00000000 r9:85954300 r8:80287e08 r7:ec8b9e60 r6:85954380 r5:858f3000 ** 4 printk messages dropped ** [ 1351.132505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.133758][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.134147][ T32] dd20: c84e9000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1351.134671][ T32] r4:e023ddc0 ** 4 printk messages dropped ** [ 1351.134846][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 9 printk messages dropped ** [ 1351.135434][ T32] r4:84bd5400 ** 5 printk messages dropped ** [ 1351.135717][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.136060][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1351.136325][ T32] r4:858f3c00 ** 3 printk messages dropped ** [ 1351.136478][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.136797][ T32] r9:83018205 r8:858f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 7 printk messages dropped ** [ 1351.137207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.137393][ T32] r10:00000000 r9:85954280 r8:80287e08 r7:ec9f1e60 r6:85954400 r5:858f3c00 [ 1351.137417][ T32] r4:00000001 [ 1351.137442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.137482][ T32] Exception stack(0xec9edfb0 to 0xec9edff8) [ 1351.137512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.137543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.137573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.137608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.137684][ T32] r4:85961000 [ 1351.138126][ T32] INFO: task kworker/1:985:6007 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.138239][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.138678][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.138816][ T32] Call trace: [ 1351.138895][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.139023][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.139085][ T32] r4:00000000 [ 1351.139135][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.156394][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.156630][ T32] dd20: c8575000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.156718][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.156785][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.156857][ T32] r5:800f0013 r4:80239bb0 [ 1351.156918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.157062][ T32] r4:82ac21e4 [ 1351.157115][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.157246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.157308][ T32] r4:e023ddc0 [ 1351.157356][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.157904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.157974][ T32] r4:00000000 [ 1351.158035][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.158159][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.158214][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.158321][ T32] r5:00001000 r4:dfcb9000 [ 1351.158377][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.158488][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.158600][ T32] r5:84ba578c r4:84ba5400 [ 1351.158659][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.158787][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.158846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.158967][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.159030][ T32] r4:84bd5400 [ 1351.159082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.159197][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.159255][ T32] r4:00000001 [ 1351.175694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.175955][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.176041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.176115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.176190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.176627][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1351.177351][ T32] r4:858ee000 ** 5 printk messages dropped ** [ 1351.177875][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.178547][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.179160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.188827][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.193685][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.194331][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1351.194848][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.195801][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1351.196790][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.197547][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.198213][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.198799][ T32] r4:00000000 [ 1351.198850][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.198963][ T32] r9:83018205 r8:858ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1351.199026][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.199129][ T32] r5:00001000 r4:eb9ab000 [ 1351.199188][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.219897][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.220160][ T32] r5:8597db8c r4:8597d800 [ 1351.220221][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.220346][ T32] r7:ddde2d80 r6:83018200 r5:8597db8c r4:85954580 [ 1351.220414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.220547][ T32] r10:61c88647 r9:858ec800 r8:859545ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.220627][ T32] r4:85954580 [ 1351.220697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.220824][ T32] r10:00000000 r9:85954580 r8:80287e08 r7:ec9f5e60 r6:85954600 r5:858ec800 [ 1351.220904][ T32] r4:00000001 [ 1351.220968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.221070][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1351.221149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.221234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.221309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.221393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.221466][ T32] r4:85961080 [ 1351.222224][ T32] INFO: task kworker/1:987:6010 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.222324][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.222502][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.222636][ T32] Call trace: [ 1351.222729][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.222867][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.222935][ T32] r4:00000000 [ 1351.222993][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1351.223813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 13 printk messages dropped ** [ 1351.224997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1351.226160][ T32] INFO: task kworker/1:988:6013 blocked for more than 477 seconds. ** 13 printk messages dropped ** [ 1351.227500][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.228229][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.228819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.229209][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.257302][ T32] r4:85961500 ** 6 printk messages dropped ** [ 1351.258755][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.259171][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1351.267651][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.268248][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1351.284504][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1351.285103][ T32] INFO: task kworker/1:989:6015 blocked for more than 477 seconds. ** 5 printk messages dropped ** [ 1351.285728][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1351.285926][ T32] r4:859b1800 [ 1351.286084][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.286214][ T32] r5:859b1800 r4:8291a680 [ 1351.286273][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.286380][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.286508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 [ 1351.286593][ T32] r4:00000000 [ 1351.286683][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.286786][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.286884][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.286996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85961a00 [ 1351.287056][ T32] r4:00000000 [ 1351.287129][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.287250][ T32] r9:83018205 r8:859b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.287312][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.287448][ T32] r5:00001000 r4:ebc47000 [ 1351.287507][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.287612][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.287720][ T32] r5:8597e78c r4:8597e400 [ 1351.287779][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.287932][ T32] r7:ddde2d80 r6:83018200 r5:8597e78c r4:85954780 [ 1351.287998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.288128][ T32] r10:61c88647 r9:859b1800 r8:859547ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.288194][ T32] r4:85954780 [ 1351.288301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.288445][ T32] r10:00000000 r9:85954780 r8:80287e08 r7:ec9f9e60 r6:85954800 r5:859b1800 [ 1351.288507][ T32] r4:00000001 [ 1351.288559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.288652][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) [ 1351.288720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.288796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.288870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.288950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.289040][ T32] r4:85961600 [ 1351.300610][ T32] INFO: task kworker/1:989:6015 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.300778][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.300976][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.301139][ T32] Call trace: [ 1351.301248][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.301394][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.301488][ T32] r4:00000000 [ 1351.301553][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.301662][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.301742][ T32] dd20: c8edb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.301828][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 3 printk messages dropped ** [ 1351.302212][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.302677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1351.303892][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1351.304719][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1351.305257][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.305375][ T32] Call trace: [ 1351.305465][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.305592][ T32] r10:8291a684 r9:eca39d84 r8:00000002 r7:60000113 r6:eca39d8c r5:859b2400 [ 1351.305655][ T32] r4:859b2400 [ 1351.305737][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.305926][ T32] r5:859b2400 r4:8291a680 [ 1351.306022][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.306130][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.306244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 [ 1351.306300][ T32] r4:00000000 [ 1351.306350][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.306467][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.306564][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.306691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85961b00 [ 1351.306760][ T32] r4:00000000 [ 1351.306829][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.306966][ T32] r9:83018205 r8:859b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1351.307031][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.307163][ T32] r5:00001000 r4:ebc83000 [ 1351.307224][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.307345][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.307487][ T32] r5:8597eb8c r4:8597e800 [ 1351.307547][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.307666][ T32] r7:ddde2d80 r6:83018200 r5:8597eb8c r4:85954880 [ 1351.307725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.307847][ T32] r10:61c88647 r9:859b2400 r8:859548ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.307910][ T32] r4:85954880 [ 1351.307963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.308082][ T32] r10:00000000 r9:85954880 r8:80287e08 r7:eca1de60 r6:85954900 r5:859b2400 [ 1351.308146][ T32] r4:00000001 [ 1351.308201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.308302][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1351.308376][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.308485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.308568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.308648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1351.336497][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.337399][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1351.338359][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 14 printk messages dropped ** [ 1351.350528][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1351.350969][ T32] r4:84bd4200 ** 7 printk messages dropped ** [ 1351.351779][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1351.352910][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1351.353666][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.354200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.354615][ T32] r10:00000000 r9:85954980 r8:80287e08 r7:eca39e60 r6:85954a00 r5:859b3000 [ 1351.354675][ T32] r4:00000001 [ 1351.354727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.354819][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1351.354911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.354990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.355064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.355164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.355257][ T32] r4:85961940 [ 1351.356076][ T32] INFO: task kworker/1:991:6019 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.356179][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.356357][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.356483][ T32] Call trace: [ 1351.356588][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.356735][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.356806][ T32] r4:00000000 [ 1351.356865][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.356974][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.357055][ T32] dd20: c9195000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.357137][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.357238][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.357313][ T32] r5:800f0013 r4:80239bb0 [ 1351.357374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.357491][ T32] r4:82ac21e4 [ 1351.357546][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.357657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.357716][ T32] r4:e023ddc0 [ 1351.357770][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.357877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.357936][ T32] r4:00000000 [ 1351.358014][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.358141][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.358204][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.358309][ T32] r5:00001000 r4:dfcb9000 [ 1351.358358][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.358521][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.358637][ T32] r5:84ba578c r4:84ba5400 [ 1351.358712][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.358840][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.358897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.359018][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.359081][ T32] r4:84bd5400 [ 1351.359152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.383514][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.383667][ T32] r4:00000001 [ 1351.383752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.383893][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 3 printk messages dropped ** [ 1351.384241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.385170][ T32] r10:8291a684 r9:eca45d84 r8:00000002 r7:60000113 r6:eca45d8c r5:859b4800 ** 6 printk messages dropped ** [ 1351.385936][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.386554][ T32] r9:83018205 r8:859b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 7 printk messages dropped ** [ 1351.387350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.388154][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1351.412003][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 13 printk messages dropped ** [ 1351.412857][ T32] r5:00001000 r4:dfcb9000 ** 10 printk messages dropped ** [ 1351.413505][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.413761][ T32] r4:84bd4200 ** 9 printk messages dropped ** [ 1351.414300][ T32] r4:859b3c00 ** 7 printk messages dropped ** [ 1351.414796][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1351.415963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.416261][ T32] r4:00000001 [ 1351.416293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.416357][ T32] Exception stack(0xeca3dfb0 to 0xeca3dff8) [ 1351.416404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.416454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.416500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.416552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.416631][ T32] r4:85961d80 [ 1351.417091][ T32] INFO: task kworker/1:993:6023 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.417142][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.417446][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.417511][ T32] Call trace: [ 1351.417659][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.417774][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.417891][ T32] r4:00000000 [ 1351.417949][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.418021][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.418063][ T32] dd20: c9625000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.418123][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.418156][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.418343][ T32] r5:800f0013 r4:80239bb0 [ 1351.418372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.418662][ T32] r4:82ac21e4 [ 1351.418690][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.418744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.419083][ T32] r4:e023ddc0 [ 1351.419109][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.419160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.419192][ T32] r4:00000000 [ 1351.419214][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.443845][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.443974][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.444061][ T32] r5:00001000 r4:dfcb9000 [ 1351.444087][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.444134][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.444191][ T32] r5:84ba578c r4:84ba5400 [ 1351.444220][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.444400][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.444430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.444487][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.444539][ T32] r4:84bd5400 [ 1351.444565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.444622][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.444648][ T32] r4:00000001 [ 1351.444669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.444712][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.444745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.444825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.444861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.444896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.444921][ T32] r4:84bd4200 [ 1351.444960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.444998][ T32] INFO: task kworker/1:994:6024 blocked for more than 477 seconds. [ 1351.445037][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.445064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.445091][ T32] task:kworker/1:994 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.445155][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.445208][ T32] Call trace: [ 1351.445246][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.445305][ T32] r10:8291a684 r9:eca51d84 r8:00000002 r7:60000113 r6:eca51d8c r5:859b5400 [ 1351.445330][ T32] r4:859b5400 [ 1351.445353][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1351.445956][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1351.446442][ T32] r7:ddde2d80 r6:83018200 r5:8597f78c r4:85954c80 [ 1351.446495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.446836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1351.447993][ T32] dd20: c991f000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1351.448388][ T32] r4:e023ddc0 ** 7 printk messages dropped ** [ 1351.448761][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1351.466887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1351.467594][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1351.468434][ T32] r7:ddde2d80 r6:83018200 r5:8597fb8c r4:85954d80 ** 4 printk messages dropped ** [ 1351.468643][ T32] r10:00000000 r9:85954d80 r8:80287e08 r7:eca45e60 r6:85954e00 r5:859b6c00 ** 4 printk messages dropped ** [ 1351.468810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.468839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.468883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.468921][ T32] r4:8596e100 [ 1351.482350][ T32] INFO: task kworker/1:995:6028 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.482461][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.482598][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.482694][ T32] Call trace: [ 1351.482730][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.482796][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.482824][ T32] r4:00000000 [ 1351.482847][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.482920][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.482960][ T32] dd20: c9f3e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.482994][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.483022][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.483049][ T32] r5:800f0013 r4:80239bb0 [ 1351.483079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.483161][ T32] r4:82ac21e4 [ 1351.483192][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.483358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.483398][ T32] r4:e023ddc0 [ 1351.483423][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.483527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.483563][ T32] r4:00000000 [ 1351.483586][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.483643][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.483690][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.483793][ T32] r5:00001000 r4:dfcb9000 [ 1351.483820][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.483867][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.483928][ T32] r5:84ba578c r4:84ba5400 [ 1351.483989][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.484049][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.484074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.484128][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.484153][ T32] r4:84bd5400 [ 1351.484204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.484269][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 3 printk messages dropped ** [ 1351.484388][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.484736][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 1351.485095][ T32] r10:8291a684 r9:eca4dd84 r8:00000002 r7:60000113 r6:eca4dd8c r5:850c4800 ** 8 printk messages dropped ** [ 1351.485509][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1351.485795][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.486013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.486067][ T32] r10:61c88647 r9:850c4800 r8:85954eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1351.486216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.486892][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1351.487718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1351.487948][ T32] r4:e023ddc0 [ 1351.487974][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.488025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.488050][ T32] r4:00000000 [ 1351.488071][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.488123][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.488149][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.488205][ T32] r5:00001000 r4:dfcb9000 [ 1351.488226][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.488272][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.488319][ T32] r5:84ba578c r4:84ba5400 [ 1351.488341][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.488395][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.488418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.488499][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.488531][ T32] r4:84bd5400 [ 1351.488552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.488607][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.488635][ T32] r4:00000001 [ 1351.488656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.488724][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.488827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.488864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.488896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.488931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.488956][ T32] r4:84bd4200 [ 1351.488978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.489007][ T32] INFO: task kworker/1:997:6034 blocked for more than 477 seconds. [ 1351.489042][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.489068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.489094][ T32] task:kworker/1:997 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.489165][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.489230][ T32] Call trace: [ 1351.495946][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.496072][ T32] r10:8291a684 r9:eca65d84 r8:00000002 r7:60000113 r6:eca65d8c r5:850c6000 [ 1351.496103][ T32] r4:850c6000 [ 1351.496125][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.496181][ T32] r5:850c6000 r4:8291a680 [ 1351.496206][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.496268][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.496331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca65e08 [ 1351.496359][ T32] r4:00000000 [ 1351.496380][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.496421][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.496467][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.496519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596e680 [ 1351.496545][ T32] r4:00000000 [ 1351.496567][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.496622][ T32] r9:83018205 r8:850c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1351.496648][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.496700][ T32] r5:00001000 r4:ebe0d000 [ 1351.496723][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.496768][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.496826][ T32] r5:8598438c r4:85984000 [ 1351.496850][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.496905][ T32] r7:ddde2d80 r6:83018200 r5:8598438c r4:85954f00 [ 1351.496929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.496984][ T32] r10:61c88647 r9:850c6000 r8:85954f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.497136][ T32] r4:85954f00 [ 1351.497164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.497226][ T32] r10:00000000 r9:85954f00 r8:80287e08 r7:eca4de60 r6:85965200 r5:850c6000 [ 1351.497253][ T32] r4:00000001 [ 1351.497275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.497317][ T32] Exception stack(0xeca65fb0 to 0xeca65ff8) [ 1351.497352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.497410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.497446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.497480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.497506][ T32] r4:8596e480 [ 1351.497893][ T32] INFO: task kworker/1:997:6034 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.497936][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.498033][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.498089][ T32] Call trace: [ 1351.498124][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.498187][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.498215][ T32] r4:00000000 [ 1351.498238][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.498283][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.498315][ T32] dd20: c9f3e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.498397][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.498431][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.498458][ T32] r5:800f0013 r4:80239bb0 [ 1351.498480][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.498551][ T32] r4:82ac21e4 [ 1351.498579][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.498708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.498740][ T32] r4:e023ddc0 [ 1351.498765][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.498818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.498917][ T32] r4:00000000 [ 1351.498944][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.499027][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.499082][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.499142][ T32] r5:00001000 r4:dfcb9000 [ 1351.499193][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.514275][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.514397][ T32] r5:84ba578c r4:84ba5400 [ 1351.514424][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.514580][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.514628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.514689][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.514715][ T32] r4:84bd5400 [ 1351.514737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.514791][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.514953][ T32] r4:00000001 [ 1351.514981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.515025][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.515059][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.515169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.515783][ T32] r4:850d0000 ** 4 printk messages dropped ** [ 1351.516023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 ** 8 printk messages dropped ** [ 1351.516440][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.516709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.516764][ T32] r10:61c88647 r9:850d0000 r8:85954fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.516982][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.517109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.518039][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.518330][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1351.518541][ T32] r4:e023ddc0 ** 1 printk messages dropped ** [ 1351.518613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.518638][ T32] r4:00000000 [ 1351.518660][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.518712][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.518735][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.518783][ T32] r5:00001000 r4:dfcb9000 [ 1351.518806][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.518850][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.518898][ T32] r5:84ba578c r4:84ba5400 [ 1351.519029][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.519089][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.519113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.519167][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.519227][ T32] r4:84bd5400 [ 1351.519301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.531582][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.531626][ T32] r4:00000001 [ 1351.531652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.531713][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.531773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.531814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.531845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.531891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.531920][ T32] r4:84bd4200 [ 1351.531975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.532024][ T32] INFO: task kworker/1:999:6037 blocked for more than 478 seconds. [ 1351.532064][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.532093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1351.532215][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.532459][ T32] r5:850d1800 r4:8291a680 ** 3 printk messages dropped ** [ 1351.532824][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.533249][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.533541][ T32] r5:00001000 r4:eb83b000 ** 5 printk messages dropped ** [ 1351.533933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.533988][ T32] r10:61c88647 r9:850d1800 r8:8597002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1351.534087][ T32] r10:00000000 r9:85970000 r8:80287e08 r7:eca69e60 r6:85965300 r5:850d1800 ** 3 printk messages dropped ** [ 1351.534208][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.534850][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.535269][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1351.535480][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.535647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 6 printk messages dropped ** [ 1351.536022][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1351.536409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1351.536720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.537256][ T32] r4:850d0c00 ** 5 printk messages dropped ** [ 1351.537496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.537853][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1351.538438][ T32] r10:00000000 r9:85970080 r8:80287e08 r7:eca71e60 r6:85965380 r5:850d0c00 ** 10 printk messages dropped ** [ 1351.539097][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.539144][ T32] Call trace: [ 1351.539186][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.539245][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.563200][ T32] r4:00000000 [ 1351.563286][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.563404][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.563448][ T32] dd20: ca97b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.563485][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.563515][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.563544][ T32] r5:800f0013 r4:80239bb0 [ 1351.563956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.564013][ T32] r4:82ac21e4 [ 1351.564179][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.564238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.564265][ T32] r4:e023ddc0 [ 1351.564287][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.564337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.564391][ T32] r4:00000000 [ 1351.564846][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.565055][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.565087][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.565283][ T32] r5:00001000 r4:dfcb9000 [ 1351.565314][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.565363][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.565414][ T32] r5:84ba578c r4:84ba5400 [ 1351.565437][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.565494][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.565517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.565572][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.565597][ T32] r4:84bd5400 [ 1351.565619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.565673][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.565697][ T32] r4:00000001 [ 1351.565719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.565761][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.565791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.565824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.565855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.565890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.565915][ T32] r4:84bd4200 [ 1351.565941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.565991][ T32] INFO: task kworker/1:1001:6041 blocked for more than 478 seconds. [ 1351.566036][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.566064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.566092][ T32] task:kworker/1:1001 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.566202][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.566354][ T32] Call trace: [ 1351.566570][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.566629][ T32] r10:8291a684 r9:ebff5d84 r8:00000002 r7:60000113 r6:ebff5d8c r5:850d3000 [ 1351.566655][ T32] r4:850d3000 [ 1351.566677][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.566725][ T32] r5:850d3000 r4:8291a680 [ 1351.566747][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.566790][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.566854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebff5e08 [ 1351.566889][ T32] r4:00000000 [ 1351.566912][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.567032][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.567092][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.567144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596eb00 [ 1351.567171][ T32] r4:00000000 [ 1351.567201][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.567256][ T32] r9:83018205 r8:850d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.567337][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.567488][ T32] r5:00001000 r4:ebe65000 [ 1351.567532][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.567580][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.568098][ T32] r5:8598538c r4:85985000 [ 1351.568125][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.568195][ T32] r7:ddde2d80 r6:83018200 r5:8598538c r4:85970100 [ 1351.568219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.568281][ T32] r10:61c88647 r9:850d3000 r8:8597012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1351.568333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1351.593026][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.593437][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 7 printk messages dropped ** [ 1351.594350][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1351.594750][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.595091][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1351.595269][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1351.595550][ T32] INFO: task kworker/1:1002:6042 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1351.595869][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000013 r6:eca55d8c r5:850d3c00 ** 6 printk messages dropped ** [ 1351.596145][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.596391][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.596734][ T32] r5:00001000 r4:eafc3000 ** 4 printk messages dropped ** [ 1351.597027][ T32] r7:ddde2d80 r6:83018200 r5:8598578c r4:85970180 [ 1351.597051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.597412][ T32] r10:00000000 r9:85970180 r8:80287e08 r7:eca71e60 r6:85965480 r5:850d3c00 ** 7 printk messages dropped ** [ 1351.597773][ T32] r4:8596e980 ** 3 printk messages dropped ** [ 1351.598555][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.598743][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1351.599250][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1351.611509][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.611919][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1351.612273][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1351.612461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.612827][ T32] task:kworker/1:1003 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.613495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 [ 1351.613526][ T32] r4:00000000 [ 1351.613551][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.613615][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.613665][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.613746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596eec0 [ 1351.613778][ T32] r4:00000000 [ 1351.613826][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.613892][ T32] r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1351.613920][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.613976][ T32] r5:00001000 r4:eb37b000 [ 1351.614023][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.614078][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.614134][ T32] r5:85985b8c r4:85985800 [ 1351.614160][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.614239][ T32] r7:ddde2d80 r6:83018200 r5:85985b8c r4:85970200 [ 1351.614294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.614361][ T32] r10:61c88647 r9:850d4800 r8:8597022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.614391][ T32] r4:85970200 [ 1351.614415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.614478][ T32] r10:00000000 r9:85970200 r8:80287e08 r7:eca71e60 r6:85965500 r5:850d4800 [ 1351.614507][ T32] r4:00000001 [ 1351.614533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.614575][ T32] Exception stack(0xeca75fb0 to 0xeca75ff8) [ 1351.614606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.614639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.614670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.614705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.614731][ T32] r4:8596ed40 [ 1351.615112][ T32] INFO: task kworker/1:1003:6047 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.615158][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.615237][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.615289][ T32] Call trace: [ 1351.615374][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.615440][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.615469][ T32] r4:00000000 [ 1351.615492][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.615539][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.615572][ T32] dd20: caed2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.615606][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.615635][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.615684][ T32] r5:800f0013 r4:80239bb0 [ 1351.615716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.615768][ T32] r4:82ac21e4 [ 1351.615792][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.615844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.615888][ T32] r4:e023ddc0 [ 1351.615916][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.615967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.615994][ T32] r4:00000000 [ 1351.616017][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.616069][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.616094][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.616290][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1351.616810][ T32] r4:84bd4200 ** 9 printk messages dropped ** [ 1351.617189][ T32] r4:850d5400 ** 4 printk messages dropped ** [ 1351.617392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 ** 9 printk messages dropped ** [ 1351.617764][ T32] r5:00001000 r4:eb5e7000 ** 4 printk messages dropped ** [ 1351.618010][ T32] r7:ddde2d80 r6:83018200 r5:85985f8c r4:85970280 ** 5 printk messages dropped ** [ 1351.618217][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.618438][ T32] r4:8596eb80 [ 1351.618685][ T32] INFO: task kworker/1:1004:6048 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.618728][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.618824][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.618894][ T32] Call trace: [ 1351.618978][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.619046][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.619073][ T32] r4:00000000 [ 1351.619094][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.619138][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.619189][ T32] dd20: caed2000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.619228][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.619392][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.641489][ T32] r5:800f0013 r4:80239bb0 [ 1351.641530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.641597][ T32] r4:82ac21e4 [ 1351.641636][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.641694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.641764][ T32] r4:e023ddc0 [ 1351.641791][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.641845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.641871][ T32] r4:00000000 [ 1351.641895][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.641951][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.641975][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.642027][ T32] r5:00001000 r4:dfcb9000 [ 1351.642090][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.642141][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.642200][ T32] r5:84ba578c r4:84ba5400 [ 1351.642223][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.642388][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1351.642798][ T32] r4:84bd4200 ** 9 printk messages dropped ** [ 1351.643247][ T32] r4:850d6000 ** 6 printk messages dropped ** [ 1351.643504][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1351.643770][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.644029][ T32] r7:ddde2d80 r6:83018200 r5:8598638c r4:85970300 ** 4 printk messages dropped ** [ 1351.644254][ T32] r10:00000000 r9:85970300 r8:80287e08 r7:eca71e60 r6:85965680 r5:850d6000 ** 13 printk messages dropped ** [ 1351.645984][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.646012][ T32] r4:00000000 [ 1351.646097][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.646148][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.646187][ T32] dd20: cb29a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.646305][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.646373][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.646417][ T32] r5:800f0013 r4:80239bb0 [ 1351.646444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.646492][ T32] r4:82ac21e4 [ 1351.646516][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.646565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.646591][ T32] r4:e023ddc0 [ 1351.646612][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.646660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.646687][ T32] r4:00000000 [ 1351.646708][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.646759][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.646800][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.646853][ T32] r5:00001000 r4:dfcb9000 [ 1351.646876][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.646920][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.646972][ T32] r5:84ba578c r4:84ba5400 [ 1351.646995][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.647049][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 1 printk messages dropped ** [ 1351.647171][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.647545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1351.648224][ T32] r5:850d6c00 r4:8291a680 ** 7 printk messages dropped ** [ 1351.648513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841140 ** 9 printk messages dropped ** [ 1351.648907][ T32] r7:dddced80 r6:83018000 r5:85842b8c r4:85965600 ** 7 printk messages dropped ** [ 1351.649295][ T32] Exception stack(0xec9c5fb0 to 0xec9c5ff8) ** 7 printk messages dropped ** [ 1351.680469][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.680864][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 ** 8 printk messages dropped ** [ 1351.681263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 14 printk messages dropped ** [ 1351.681887][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 12 printk messages dropped ** [ 1351.682319][ T32] task:kworker/1:1006 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1351.683242][ T32] r9:83018205 r8:850c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 6 printk messages dropped ** [ 1351.683654][ T32] r7:ddde2d80 r6:83018200 r5:85986b8c r4:85970380 ** 7 printk messages dropped ** [ 1351.683977][ T32] Exception stack(0xeca85fb0 to 0xeca85ff8) ** 10 printk messages dropped ** [ 1351.684786][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 2 printk messages dropped ** [ 1351.684908][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.684942][ T32] dd20: cba76000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.684975][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.685013][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.685044][ T32] r5:800f0013 r4:80239bb0 [ 1351.685066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.685113][ T32] r4:82ac21e4 [ 1351.685135][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.685204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.685248][ T32] r4:e023ddc0 [ 1351.685274][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.685325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.685351][ T32] r4:00000000 [ 1351.685372][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.685424][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.685822][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.685880][ T32] r5:00001000 r4:dfcb9000 [ 1351.685904][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.686061][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.686115][ T32] r5:84ba578c r4:84ba5400 [ 1351.686181][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.686241][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.686270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.686328][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.686353][ T32] r4:84bd5400 [ 1351.686376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.686430][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.686455][ T32] r4:00000001 [ 1351.686539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.686768][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.687119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.687240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.687276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.687311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.687352][ T32] r4:84bd4200 [ 1351.687400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1351.688543][ T32] r10:8291a684 r9:eca8dd84 r8:00000002 r7:60000013 r6:eca8dd8c r5:84828000 ** 10 printk messages dropped ** [ 1351.689134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972440 ** 9 printk messages dropped ** [ 1351.714965][ T32] r7:ddde2d80 r6:83018200 r5:85986f8c r4:85970400 [ 1351.714988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.715192][ T32] r10:00000000 r9:85970400 r8:80287e08 r7:eca85e60 r6:85965800 r5:84828000 ** 11 printk messages dropped ** [ 1351.716143][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.716469][ T32] dd20: cc202000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 13 printk messages dropped ** [ 1351.716982][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1351.717686][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1351.718470][ T32] r4:84828c00 ** 7 printk messages dropped ** [ 1351.718892][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.718933][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.718982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972580 [ 1351.719007][ T32] r4:00000000 [ 1351.719029][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.719082][ T32] r9:83018205 r8:84828c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1351.719106][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.719154][ T32] r5:00001000 r4:eba9f000 [ 1351.719189][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.719235][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.731242][ T32] r5:8598738c r4:85987000 [ 1351.731286][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.731422][ T32] r7:ddde2d80 r6:83018200 r5:8598738c r4:85970480 [ 1351.731454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.731518][ T32] r10:61c88647 r9:84828c00 r8:859704ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.731544][ T32] r4:85970480 [ 1351.731566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.731645][ T32] r10:00000000 r9:85970480 r8:80287e08 r7:eca8de60 r6:85965880 r5:84828c00 [ 1351.731676][ T32] r4:00000001 [ 1351.731700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.731742][ T32] Exception stack(0xeca91fb0 to 0xeca91ff8) [ 1351.731852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.731889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.731941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.731979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.732005][ T32] r4:85972240 [ 1351.732421][ T32] INFO: task kworker/1:1008:6057 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.732495][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.732663][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.732746][ T32] Call trace: [ 1351.732787][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.732876][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.732908][ T32] r4:00000000 [ 1351.732935][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.733038][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.733077][ T32] dd20: cc202000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.733113][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.733142][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.733171][ T32] r5:800f0013 r4:80239bb0 [ 1351.733211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.733266][ T32] r4:82ac21e4 [ 1351.733288][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.733340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.733365][ T32] r4:e023ddc0 [ 1351.733391][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.733443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.733468][ T32] r4:00000000 [ 1351.733565][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.733631][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.733743][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.733824][ T32] r5:00001000 r4:dfcb9000 [ 1351.733859][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.733930][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.734248][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1351.734765][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1351.735006][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1351.735450][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1351.735892][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1351.736255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1351.736483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.736540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.736638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.736677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.736703][ T32] r4:859724c0 [ 1351.736953][ T32] INFO: task kworker/1:1009:6059 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.737014][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.737110][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.737216][ T32] Call trace: [ 1351.737960][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.738063][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.738094][ T32] r4:00000000 [ 1351.738117][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.738179][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.738863][ T32] dd20: cc202000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.738912][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.738946][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.739072][ T32] r5:800f0013 r4:80239bb0 [ 1351.739099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.739193][ T32] r4:82ac21e4 [ 1351.739221][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.756884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.757228][ T32] r4:e023ddc0 [ 1351.757261][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.757353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.757480][ T32] r4:00000000 [ 1351.757837][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.757903][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.757942][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.758016][ T32] r5:00001000 r4:dfcb9000 [ 1351.758078][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.758188][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.758246][ T32] r5:84ba578c r4:84ba5400 [ 1351.758323][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.758389][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.758414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.758473][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.758502][ T32] r4:84bd5400 [ 1351.758560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.758678][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.758930][ T32] r4:00000001 [ 1351.758957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.759149][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.759201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.759258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.771159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.771225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.771257][ T32] r4:84bd4200 [ 1351.771286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.771365][ T32] INFO: task kworker/1:1010:6061 blocked for more than 478 seconds. [ 1351.771434][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.771472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.771589][ T32] task:kworker/1:1010 state:D stack:0 pid:6061 tgid:6061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.771722][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.771798][ T32] Call trace: [ 1351.771841][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.771943][ T32] r10:8291a684 r9:ecaa1d84 r8:00000002 r7:60000013 r6:ecaa1d8c r5:84829800 [ 1351.771977][ T32] r4:84829800 [ 1351.772004][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.772065][ T32] r5:84829800 r4:8291a680 [ 1351.772092][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.772196][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.772261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 [ 1351.772291][ T32] r4:00000000 [ 1351.772316][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.772363][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.772642][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.772711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972980 [ 1351.772740][ T32] r4:00000000 [ 1351.772764][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.772822][ T32] r9:83018205 r8:84829800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1351.772847][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.772898][ T32] r5:00001000 r4:ebb9b000 [ 1351.773003][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.773093][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.773617][ T32] r5:85987f8c r4:85987c00 [ 1351.773650][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.773712][ T32] r7:ddde2d80 r6:83018200 r5:85987f8c r4:85970580 [ 1351.773736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.773792][ T32] r10:61c88647 r9:84829800 r8:859705ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.773818][ T32] r4:85970580 [ 1351.773871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.773958][ T32] r10:00000000 r9:85970580 r8:80287e08 r7:eca99e60 r6:85965980 r5:84829800 [ 1351.773989][ T32] r4:00000001 [ 1351.774015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.774182][ T32] Exception stack(0xecaa1fb0 to 0xecaa1ff8) [ 1351.774218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.774256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.774751][ T32] r4:85972400 ** 1 printk messages dropped ** [ 1351.775216][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.775694][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.775937][ T32] Call trace: [ 1351.776388][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.776453][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.776481][ T32] r4:00000000 [ 1351.776712][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.776855][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.776895][ T32] dd20: cc711000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.776937][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.776969][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.777045][ T32] r5:800f0013 r4:80239bb0 [ 1351.777075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.777195][ T32] r4:82ac21e4 [ 1351.777435][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.777501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.777549][ T32] r4:e023ddc0 [ 1351.777576][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.777633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.777695][ T32] r4:00000000 [ 1351.777735][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.777798][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.777824][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.777878][ T32] r5:00001000 r4:dfcb9000 [ 1351.777902][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.777951][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.778006][ T32] r5:84ba578c r4:84ba5400 [ 1351.778031][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.778090][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.778116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.778182][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.778227][ T32] r4:84bd5400 [ 1351.778253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.778503][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.778536][ T32] r4:00000001 [ 1351.778560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.778604][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.778635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.778669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.778734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.778870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.778900][ T32] r4:84bd4200 [ 1351.778924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.778956][ T32] INFO: task kworker/1:1011:6064 blocked for more than 478 seconds. [ 1351.778992][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.779019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.779080][ T32] task:kworker/1:1011 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.779168][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.779241][ T32] Call trace: [ 1351.796980][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.797148][ T32] r10:8291a684 r9:ecaa5d84 r8:00000002 r7:60000013 r6:ecaa5d8c r5:8482bc00 [ 1351.797194][ T32] r4:8482bc00 [ 1351.797220][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.797274][ T32] r5:8482bc00 r4:8291a680 [ 1351.797297][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.797391][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.797448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 [ 1351.797474][ T32] r4:00000000 [ 1351.797497][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.797588][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.797638][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.797689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972840 [ 1351.797737][ T32] r4:00000000 [ 1351.797764][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.797821][ T32] r9:83018205 r8:8482bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1351.797845][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.797946][ T32] r5:00001000 r4:ebb6f000 [ 1351.797998][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.798056][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.798157][ T32] r5:85987b8c r4:85987800 [ 1351.798191][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.798250][ T32] r7:ddde2d80 r6:83018200 r5:85987b8c r4:85970600 [ 1351.798273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.798376][ T32] r10:61c88647 r9:8482bc00 r8:8597062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.798408][ T32] r4:85970600 [ 1351.798431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.798487][ T32] r10:00000000 r9:85970600 r8:80287e08 r7:ecaa1e60 r6:85965a00 r5:8482bc00 [ 1351.798515][ T32] r4:00000001 [ 1351.798537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.798580][ T32] Exception stack(0xecaa5fb0 to 0xecaa5ff8) [ 1351.798626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.798688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.798726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.798761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.798786][ T32] r4:85972600 [ 1351.799207][ T32] INFO: task kworker/1:1011:6064 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.799254][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.811891][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.811960][ T32] Call trace: [ 1351.811997][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.812066][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.812093][ T32] r4:00000000 [ 1351.812116][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.812163][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.812205][ T32] dd20: ccd01000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.812239][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.812384][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.812499][ T32] r5:800f0013 r4:80239bb0 [ 1351.812627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.812700][ T32] r4:82ac21e4 [ 1351.812725][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.812778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.812803][ T32] r4:e023ddc0 [ 1351.812824][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.812879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.812908][ T32] r4:00000000 [ 1351.812930][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.813015][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.813053][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.813112][ T32] r5:00001000 r4:dfcb9000 [ 1351.813134][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.813184][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.813236][ T32] r5:84ba578c r4:84ba5400 [ 1351.813400][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.813704][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.813735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.813795][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.813903][ T32] r4:84bd5400 [ 1351.813929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.814034][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.814063][ T32] r4:00000001 [ 1351.814114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.814159][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.814194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.814325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.814360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.814394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.814419][ T32] r4:84bd4200 [ 1351.814446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.814483][ T32] INFO: task kworker/1:1012:6065 blocked for more than 478 seconds. [ 1351.814522][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.814549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.814577][ T32] task:kworker/1:1012 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.814629][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.814708][ T32] Call trace: [ 1351.814749][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.814836][ T32] r10:8291a684 r9:ecaa9d84 r8:00000002 r7:60000113 r6:ecaa9d8c r5:8482c800 [ 1351.814963][ T32] r4:8482c800 [ 1351.814989][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.815084][ T32] r5:8482c800 r4:8291a680 [ 1351.815111][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.815157][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.815216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 [ 1351.815243][ T32] r4:00000000 [ 1351.815264][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.815304][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.815360][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.815410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972b00 [ 1351.815434][ T32] r4:00000000 [ 1351.815654][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.815715][ T32] r9:83018205 r8:8482c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.815739][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.815790][ T32] r5:00001000 r4:ebc25000 [ 1351.815812][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.815856][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.815906][ T32] r5:8598838c r4:85988000 [ 1351.815927][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.815979][ T32] r7:ddde2d80 r6:83018200 r5:8598838c r4:85970680 [ 1351.816065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.816126][ T32] r10:61c88647 r9:8482c800 r8:859706ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.816152][ T32] r4:85970680 [ 1351.816186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.816244][ T32] r10:00000000 r9:85970680 r8:80287e08 r7:ecaa1e60 r6:85965a80 r5:8482c800 [ 1351.816271][ T32] r4:00000001 [ 1351.816292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.816332][ T32] Exception stack(0xecaa9fb0 to 0xecaa9ff8) [ 1351.816361][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.816393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.816422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.816455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.816479][ T32] r4:859728c0 [ 1351.816879][ T32] INFO: task kworker/1:1012:6065 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.816921][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.817019][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.817067][ T32] Call trace: [ 1351.817160][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.817252][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.817283][ T32] r4:00000000 [ 1351.817380][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.817429][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.817462][ T32] dd20: ccd01000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.817494][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.817522][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.817570][ T32] r5:800f0013 r4:80239bb0 [ 1351.817607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.817659][ T32] r4:82ac21e4 [ 1351.817682][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.817731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.817813][ T32] r4:e023ddc0 [ 1351.817887][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.817948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.817973][ T32] r4:00000000 [ 1351.817996][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.818051][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.818076][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.818129][ T32] r5:00001000 r4:dfcb9000 [ 1351.818184][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.818240][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.818293][ T32] r5:84ba578c r4:84ba5400 [ 1351.818315][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.818368][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.818392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.818446][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.818471][ T32] r4:84bd5400 [ 1351.818491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.818708][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.818738][ T32] r4:00000001 [ 1351.818760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.818802][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.818833][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.818867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.818899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.818932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.818957][ T32] r4:84bd4200 [ 1351.819017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.819053][ T32] INFO: task kworker/1:1013:6067 blocked for more than 478 seconds. [ 1351.819089][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.819117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.819143][ T32] task:kworker/1:1013 state:D stack:0 pid:6067 tgid:6067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.819251][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.841340][ T32] Call trace: [ 1351.841414][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.841495][ T32] r10:8291a684 r9:ecaadd84 r8:00000002 r7:60000013 r6:ecaadd8c r5:8482d400 [ 1351.841523][ T32] r4:8482d400 [ 1351.841546][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.841595][ T32] r5:8482d400 r4:8291a680 [ 1351.841618][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.841663][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.841714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 [ 1351.841739][ T32] r4:00000000 [ 1351.841759][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.841798][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.841866][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.841950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972d40 [ 1351.841981][ T32] r4:00000000 [ 1351.842029][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.842090][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1351.842115][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.842165][ T32] r5:00001000 r4:ebea9000 [ 1351.842193][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.842301][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.842362][ T32] r5:85988b8c r4:85988800 [ 1351.842385][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.842441][ T32] r7:ddde2d80 r6:83018200 r5:85988b8c r4:85970700 [ 1351.842497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.842564][ T32] r10:61c88647 r9:8482d400 r8:8597072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.842623][ T32] r4:85970700 [ 1351.842686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.842747][ T32] r10:00000000 r9:85970700 r8:80287e08 r7:ecaa9e60 r6:85965b00 r5:8482d400 [ 1351.842780][ T32] r4:00000001 [ 1351.842803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.842846][ T32] Exception stack(0xecaadfb0 to 0xecaadff8) [ 1351.842878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.842910][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.842939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.843006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.843041][ T32] r4:85972800 [ 1351.843607][ T32] INFO: task kworker/1:1013:6067 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.843661][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.843799][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.843855][ T32] Call trace: [ 1351.843920][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.844010][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.844074][ T32] r4:00000000 [ 1351.844101][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.844148][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.844185][ T32] dd20: cd081000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.844238][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.844272][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.844300][ T32] r5:800f0013 r4:80239bb0 [ 1351.844322][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.844370][ T32] r4:82ac21e4 [ 1351.844392][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.844442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.844466][ T32] r4:e023ddc0 [ 1351.844517][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.844572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.844598][ T32] r4:00000000 [ 1351.844620][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.844673][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.844698][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.844746][ T32] r5:00001000 r4:dfcb9000 [ 1351.844827][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.844877][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.844975][ T32] r5:84ba578c r4:84ba5400 [ 1351.845008][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.845078][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.845106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.845161][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.845217][ T32] r4:84bd5400 [ 1351.845243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.845357][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.845437][ T32] r4:00000001 [ 1351.845463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.845505][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.845536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.845590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.845624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.845658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.845712][ T32] r4:84bd4200 [ 1351.845764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.845803][ T32] INFO: task kworker/1:1014:6069 blocked for more than 478 seconds. [ 1351.845841][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.845869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.845998][ T32] task:kworker/1:1014 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.846056][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.846143][ T32] Call trace: [ 1351.846229][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.846345][ T32] r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000013 r6:ecab1d8c r5:8482e000 [ 1351.846424][ T32] r4:8482e000 [ 1351.846452][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.846529][ T32] r5:8482e000 r4:8291a680 [ 1351.846556][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.846601][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.846652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 [ 1351.846677][ T32] r4:00000000 [ 1351.846722][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.846775][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.846816][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.846864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972c40 [ 1351.846893][ T32] r4:00000000 [ 1351.846932][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.846984][ T32] r9:83018205 r8:8482e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1351.847035][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.847109][ T32] r5:00001000 r4:ebe8f000 [ 1351.847214][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.847272][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.847337][ T32] r5:8598878c r4:85988400 [ 1351.847362][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.847414][ T32] r7:ddde2d80 r6:83018200 r5:8598878c r4:85970780 [ 1351.847438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.847493][ T32] r10:61c88647 r9:8482e000 r8:859707ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.847518][ T32] r4:85970780 [ 1351.847538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.847590][ T32] r10:00000000 r9:85970780 r8:80287e08 r7:ecaade60 r6:85965b80 r5:8482e000 [ 1351.847615][ T32] r4:00000001 [ 1351.847636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.847675][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1351.847707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.847772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.847808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.847841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.847866][ T32] r4:85972780 [ 1351.848116][ T32] INFO: task kworker/1:1014:6069 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.848184][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.848254][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.848343][ T32] Call trace: [ 1351.848381][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.848440][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.848466][ T32] r4:00000000 [ 1351.848517][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.848568][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.848601][ T32] dd20: cd081000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.848658][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.848692][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.848720][ T32] r5:800f0013 r4:80239bb0 [ 1351.848741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.848789][ T32] r4:82ac21e4 [ 1351.848812][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.848862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.848902][ T32] r4:e023ddc0 [ 1351.848928][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.849029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.849066][ T32] r4:00000000 [ 1351.849088][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.849170][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.849227][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.869703][ T32] r5:00001000 r4:dfcb9000 [ 1351.869747][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.869846][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.869909][ T32] r5:84ba578c r4:84ba5400 [ 1351.869935][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.869998][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.870023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.870085][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.870112][ T32] r4:84bd5400 [ 1351.870136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.870203][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.870231][ T32] r4:00000001 [ 1351.870255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.870303][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.870340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.870376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.870426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.870469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.870497][ T32] r4:84bd4200 [ 1351.870525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.870560][ T32] INFO: task kworker/1:1015:6072 blocked for more than 478 seconds. [ 1351.870598][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.870625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.870655][ T32] task:kworker/1:1015 state:D stack:0 pid:6072 tgid:6072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.870716][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.870796][ T32] Call trace: [ 1351.870903][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.870992][ T32] r10:8291a684 r9:eca49d84 r8:00000002 r7:60000113 r6:eca49d8c r5:859b6000 [ 1351.871083][ T32] r4:859b6000 [ 1351.871165][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.871227][ T32] r5:859b6000 r4:8291a680 [ 1351.871251][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.871386][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.871454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 [ 1351.871503][ T32] r4:00000000 [ 1351.871529][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.871638][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.871712][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.871768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84840400 [ 1351.871837][ T32] r4:00000000 [ 1351.871865][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.871923][ T32] r9:83018205 r8:859b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1351.871947][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.872022][ T32] r5:00001000 r4:ebefb000 [ 1351.872049][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.872154][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.872216][ T32] r5:8598978c r4:85989400 [ 1351.872239][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.872295][ T32] r7:ddde2d80 r6:83018200 r5:8598978c r4:85970800 [ 1351.872319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.872374][ T32] r10:61c88647 r9:859b6000 r8:8597082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.872399][ T32] r4:85970800 [ 1351.872589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.872685][ T32] r10:00000000 r9:85970800 r8:80287e08 r7:ecaade60 r6:85970880 r5:859b6000 [ 1351.872713][ T32] r4:00000001 [ 1351.872734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.872775][ T32] Exception stack(0xeca49fb0 to 0xeca49ff8) [ 1351.872805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.872838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.872868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.872902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.872991][ T32] r4:85972a40 [ 1351.873402][ T32] INFO: task kworker/1:1015:6072 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.873449][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.873517][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.873565][ T32] Call trace: [ 1351.873598][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.873657][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.873746][ T32] r4:00000000 [ 1351.873772][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.873864][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.873901][ T32] dd20: cd3d1000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.873933][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.873961][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.873987][ T32] r5:800f0013 r4:80239bb0 [ 1351.874072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.874125][ T32] r4:82ac21e4 [ 1351.874148][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.874205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.874239][ T32] r4:e023ddc0 [ 1351.874286][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.874355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.874393][ T32] r4:00000000 [ 1351.874418][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.874484][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.874518][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.874569][ T32] r5:00001000 r4:dfcb9000 [ 1351.874592][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.874660][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.874719][ T32] r5:84ba578c r4:84ba5400 [ 1351.874743][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.874799][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.874823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.874892][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.874922][ T32] r4:84bd5400 [ 1351.874995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.875054][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.875085][ T32] r4:00000001 [ 1351.875226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.875283][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.875473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.875520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.875580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.875673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.875702][ T32] r4:84bd4200 [ 1351.875726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.875759][ T32] INFO: task kworker/1:1016:6074 blocked for more than 478 seconds. [ 1351.875844][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.875881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.875920][ T32] task:kworker/1:1016 state:D stack:0 pid:6074 tgid:6074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.875977][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.876074][ T32] Call trace: [ 1351.876119][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.876182][ T32] r10:8291a684 r9:eca9dd84 r8:00000002 r7:60000013 r6:eca9dd8c r5:859b8c00 [ 1351.876209][ T32] r4:859b8c00 [ 1351.876229][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.876278][ T32] r5:859b8c00 r4:8291a680 [ 1351.876300][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.876342][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.876392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 [ 1351.876417][ T32] r4:00000000 [ 1351.876516][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.876563][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.876604][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.876653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85972ec0 [ 1351.876679][ T32] r4:00000000 [ 1351.876700][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.876752][ T32] r9:83018205 r8:859b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1351.876777][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.876829][ T32] r5:00001000 r4:ebec9000 [ 1351.876868][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.876941][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.877005][ T32] r5:85988f8c r4:85988c00 [ 1351.877030][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.877083][ T32] r7:ddde2d80 r6:83018200 r5:85988f8c r4:85970900 [ 1351.877106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.877159][ T32] r10:61c88647 r9:859b8c00 r8:8597092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.877189][ T32] r4:85970900 [ 1351.877210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.877288][ T32] r10:00000000 r9:85970900 r8:80287e08 r7:eca49e60 r6:85970980 r5:859b8c00 [ 1351.877320][ T32] r4:00000001 [ 1351.877343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.877386][ T32] Exception stack(0xeca9dfb0 to 0xeca9dff8) [ 1351.877427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.877463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.877496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.877529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.877553][ T32] r4:85972cc0 [ 1351.877796][ T32] INFO: task kworker/1:1016:6074 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.877838][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.877957][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.878009][ T32] Call trace: [ 1351.878079][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.878143][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.878172][ T32] r4:00000000 [ 1351.878209][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.878318][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.878362][ T32] dd20: cd3d1000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.878395][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.878423][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.878450][ T32] r5:800f0013 r4:80239bb0 [ 1351.878472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.878525][ T32] r4:82ac21e4 [ 1351.878572][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.878628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.878664][ T32] r4:e023ddc0 [ 1351.878696][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.878774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.878810][ T32] r4:00000000 [ 1351.878834][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.878887][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.878935][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.879007][ T32] r5:00001000 r4:dfcb9000 [ 1351.879034][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.879079][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.879129][ T32] r5:84ba578c r4:84ba5400 [ 1351.879292][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.893677][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.893719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.893798][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.893825][ T32] r4:84bd5400 [ 1351.893848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.893903][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.893929][ T32] r4:00000001 [ 1351.893950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.893992][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.894124][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.894163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.894199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.894269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.894299][ T32] r4:84bd4200 [ 1351.894326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.894371][ T32] INFO: task kworker/1:1017:6075 blocked for more than 478 seconds. [ 1351.894532][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.894564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.894592][ T32] task:kworker/1:1017 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.894652][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.894721][ T32] Call trace: [ 1351.894760][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.894820][ T32] r10:8291a684 r9:ecab5d84 r8:00000002 r7:60000113 r6:ecab5d8c r5:859ba400 [ 1351.894846][ T32] r4:859ba400 [ 1351.894868][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.894916][ T32] r5:859ba400 r4:8291a680 [ 1351.895039][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.895089][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.895140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 [ 1351.895165][ T32] r4:00000000 [ 1351.895191][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.895232][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.895274][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.895338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84840040 [ 1351.895367][ T32] r4:00000000 [ 1351.895390][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.895446][ T32] r9:83018205 r8:859ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1351.895470][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.895520][ T32] r5:00001000 r4:ebee5000 [ 1351.895542][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.895586][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.895636][ T32] r5:8598938c r4:85989000 [ 1351.895676][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.895804][ T32] r7:ddde2d80 r6:83018200 r5:8598938c r4:85970a00 [ 1351.895836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.896026][ T32] r10:61c88647 r9:859ba400 r8:85970a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.896055][ T32] r4:85970a00 [ 1351.896077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.896255][ T32] r10:00000000 r9:85970a00 r8:80287e08 r7:eca49e60 r6:85970a80 r5:859ba400 [ 1351.896285][ T32] r4:00000001 [ 1351.896309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.896351][ T32] Exception stack(0xecab5fb0 to 0xecab5ff8) [ 1351.896381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.896413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.896444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.896499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.896626][ T32] r4:84840100 [ 1351.896995][ T32] INFO: task kworker/1:1017:6075 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.897049][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.897115][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.897507][ T32] Call trace: [ 1351.897626][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.897686][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.897713][ T32] r4:00000000 [ 1351.897733][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.897778][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.897814][ T32] dd20: cd54a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.897846][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.897938][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.897971][ T32] r5:800f0013 r4:80239bb0 [ 1351.897995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.898043][ T32] r4:82ac21e4 [ 1351.898067][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.898120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.898146][ T32] r4:e023ddc0 [ 1351.898167][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.898252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.898283][ T32] r4:00000000 [ 1351.898306][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.898361][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.898385][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.898433][ T32] r5:00001000 r4:dfcb9000 [ 1351.898454][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.898572][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.898629][ T32] r5:84ba578c r4:84ba5400 [ 1351.898653][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.898708][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.898732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.898788][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.898813][ T32] r4:84bd5400 [ 1351.898835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.898890][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.898917][ T32] r4:00000001 [ 1351.898939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.898980][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.899010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.899044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.899074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.899107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.899132][ T32] r4:84bd4200 [ 1351.899154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.899189][ T32] INFO: task kworker/1:1018:6078 blocked for more than 478 seconds. [ 1351.899309][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.920057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.920105][ T32] task:kworker/1:1018 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.920197][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.920347][ T32] Call trace: [ 1351.920388][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.920457][ T32] r10:8291a684 r9:ecab9d84 r8:00000002 r7:60000013 r6:ecab9d8c r5:859bb000 [ 1351.920484][ T32] r4:859bb000 [ 1351.920507][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.920556][ T32] r5:859bb000 r4:8291a680 [ 1351.920578][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.920653][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.920710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 [ 1351.920736][ T32] r4:00000000 [ 1351.920757][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.920796][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.920838][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.920888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848405c0 [ 1351.920915][ T32] r4:00000000 [ 1351.920936][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.921184][ T32] r9:83018205 r8:859bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1351.921215][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.921266][ T32] r5:00001000 r4:ebf0d000 [ 1351.921288][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.921395][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.921643][ T32] r5:85989b8c r4:85989800 [ 1351.921674][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.921733][ T32] r7:ddde2d80 r6:83018200 r5:85989b8c r4:85970b00 [ 1351.921757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.921812][ T32] r10:61c88647 r9:859bb000 r8:85970b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.921837][ T32] r4:85970b00 [ 1351.921865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.921920][ T32] r10:00000000 r9:85970b00 r8:80287e08 r7:eca49e60 r6:85965c00 r5:859bb000 [ 1351.922043][ T32] r4:00000001 [ 1351.922070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.922115][ T32] Exception stack(0xecab9fb0 to 0xecab9ff8) [ 1351.922146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.922183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.922216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.922348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.922378][ T32] r4:84840280 [ 1351.922812][ T32] INFO: task kworker/1:1018:6078 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.922866][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.923149][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.923210][ T32] Call trace: [ 1351.923294][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.923369][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.923397][ T32] r4:00000000 [ 1351.923418][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.923473][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.923554][ T32] dd20: cd862000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.923606][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.923641][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.923670][ T32] r5:800f0013 r4:80239bb0 [ 1351.923693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.923743][ T32] r4:82ac21e4 [ 1351.923766][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.923819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.923845][ T32] r4:e023ddc0 [ 1351.923867][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.923949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.924084][ T32] r4:00000000 [ 1351.924112][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.924169][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.924301][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.924424][ T32] r5:00001000 r4:dfcb9000 [ 1351.924471][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.924557][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.924639][ T32] r5:84ba578c r4:84ba5400 [ 1351.924675][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.924795][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.924836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.924931][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.924973][ T32] r4:84bd5400 [ 1351.925008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.925099][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.925140][ T32] r4:00000001 [ 1351.925184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.925252][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.925302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.925357][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.925407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.925483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.925525][ T32] r4:84bd4200 [ 1351.925559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.925609][ T32] INFO: task kworker/1:1019:6080 blocked for more than 478 seconds. [ 1351.925662][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.925703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.925742][ T32] task:kworker/1:1019 state:D stack:0 pid:6080 tgid:6080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.925820][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.925883][ T32] Call trace: [ 1351.925931][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.926017][ T32] r10:8291a684 r9:ecabdd84 r8:00000002 r7:60000013 r6:ecabdd8c r5:859bbc00 [ 1351.926072][ T32] r4:859bbc00 [ 1351.926108][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.926200][ T32] r5:859bbc00 r4:8291a680 [ 1351.926251][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.926322][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.926436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 [ 1351.926477][ T32] r4:00000000 [ 1351.926509][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.926558][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.926602][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.926657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595e7c0 [ 1351.926684][ T32] r4:00000000 [ 1351.926708][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.926812][ T32] r9:83018205 r8:859bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1351.926842][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.926898][ T32] r5:00001000 r4:ec8a5000 [ 1351.926923][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.926972][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.927028][ T32] r5:8598b78c r4:8598b400 [ 1351.927052][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.927125][ T32] r7:ddde2d80 r6:83018200 r5:8598b78c r4:85970b80 [ 1351.927149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.927223][ T32] r10:61c88647 r9:859bbc00 r8:85970bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.927251][ T32] r4:85970b80 [ 1351.927274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.927352][ T32] r10:00000000 r9:85970b80 r8:80287e08 r7:ecab9e60 r6:85970c00 r5:859bbc00 [ 1351.927381][ T32] r4:00000001 [ 1351.927405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.927469][ T32] Exception stack(0xecabdfb0 to 0xecabdff8) [ 1351.927536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.927573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.927631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.927669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.927705][ T32] r4:84840440 [ 1351.927966][ T32] INFO: task kworker/1:1019:6080 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.928013][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.928077][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.928126][ T32] Call trace: [ 1351.928160][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.928226][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.928253][ T32] r4:00000000 [ 1351.928274][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.928319][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.928351][ T32] dd20: cd862000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.928384][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.928412][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.928438][ T32] r5:800f0013 r4:80239bb0 [ 1351.928461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.928514][ T32] r4:82ac21e4 [ 1351.928537][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.928630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.928660][ T32] r4:e023ddc0 [ 1351.928683][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.928734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.928758][ T32] r4:00000000 [ 1351.928778][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.928830][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.928856][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.928904][ T32] r5:00001000 r4:dfcb9000 [ 1351.928937][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.928987][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.929035][ T32] r5:84ba578c r4:84ba5400 [ 1351.929056][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.929108][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.929294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.950857][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.950904][ T32] r4:84bd5400 [ 1351.950931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.951030][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.951062][ T32] r4:00000001 [ 1351.951086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.951131][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.951164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.951203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.951234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.951269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.951318][ T32] r4:84bd4200 [ 1351.951361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.951397][ T32] INFO: task kworker/1:1020:6082 blocked for more than 478 seconds. [ 1351.951435][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.951462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.951490][ T32] task:kworker/1:1020 state:D stack:0 pid:6082 tgid:6082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.951623][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.951704][ T32] Call trace: [ 1351.951739][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.951798][ T32] r10:8291a684 r9:ecac5d84 r8:00000002 r7:60000013 r6:ecac5d8c r5:859bc800 [ 1351.951824][ T32] r4:859bc800 [ 1351.951846][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.951895][ T32] r5:859bc800 r4:8291a680 [ 1351.951917][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.951985][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.952041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 [ 1351.952067][ T32] r4:00000000 [ 1351.952087][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.952126][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.952183][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.952260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84840ac0 [ 1351.952290][ T32] r4:00000000 [ 1351.952313][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.952370][ T32] r9:83018205 r8:859bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.952421][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.952475][ T32] r5:00001000 r4:ebf93000 [ 1351.952508][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.952566][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.952660][ T32] r5:85989f8c r4:85989c00 [ 1351.952685][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.952739][ T32] r7:ddde2d80 r6:83018200 r5:85989f8c r4:85970c80 [ 1351.952761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.952815][ T32] r10:61c88647 r9:859bc800 r8:85970cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.952840][ T32] r4:85970c80 [ 1351.952861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.952913][ T32] r10:00000000 r9:85970c80 r8:80287e08 r7:ecabde60 r6:85970d00 r5:859bc800 [ 1351.952938][ T32] r4:00000001 [ 1351.952974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.953041][ T32] Exception stack(0xecac5fb0 to 0xecac5ff8) [ 1351.953073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.953105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.953179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.953219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.953244][ T32] r4:84840680 [ 1351.953624][ T32] INFO: task kworker/1:1020:6082 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.953667][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.953732][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.953803][ T32] Call trace: [ 1351.953840][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.953922][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.953952][ T32] r4:00000000 [ 1351.953974][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.954044][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.954084][ T32] dd20: cdc5c000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.954118][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.954149][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.954180][ T32] r5:800f0013 r4:80239bb0 [ 1351.954205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.954255][ T32] r4:82ac21e4 [ 1351.954277][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.954327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.954352][ T32] r4:e023ddc0 [ 1351.954373][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.954423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.954448][ T32] r4:00000000 [ 1351.954469][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.954722][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.954850][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.955342][ T32] r5:00001000 r4:dfcb9000 [ 1351.955373][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.955423][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.955473][ T32] r5:84ba578c r4:84ba5400 [ 1351.955495][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.955548][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.955571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.955625][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.955650][ T32] r4:84bd5400 [ 1351.955734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.955794][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.955819][ T32] r4:00000001 [ 1351.955840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.955882][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.955912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.955943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.956035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.956073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.956170][ T32] r4:84bd4200 [ 1351.956201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.956231][ T32] INFO: task kworker/0:448:6083 blocked for more than 478 seconds. [ 1351.956264][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1351.956289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.956316][ T32] task:kworker/0:448 state:D stack:0 pid:6083 tgid:6083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.956373][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.956419][ T32] Call trace: [ 1351.956452][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1351.956507][ T32] r10:8291a684 r9:ecac9d84 r8:00000002 r7:60000113 r6:ecac9d8c r5:859b9800 [ 1351.956532][ T32] r4:859b9800 [ 1351.956555][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1351.956604][ T32] r5:859b9800 r4:8291a680 [ 1351.956626][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.956668][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.957040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [ 1351.957070][ T32] r4:00000000 [ 1351.957091][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1351.957132][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1351.957294][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.957352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841440 [ 1351.957377][ T32] r4:00000000 [ 1351.957401][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.957455][ T32] r9:83018005 r8:859b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1351.957478][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.957528][ T32] r5:00001000 r4:ebfa5000 [ 1351.957551][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.957658][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.957712][ T32] r5:8584338c r4:85843000 [ 1351.957734][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.957869][ T32] r7:dddced80 r6:83018000 r5:8584338c r4:85965c80 [ 1351.957896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.957953][ T32] r10:61c88647 r9:859b9800 r8:85965cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.957979][ T32] r4:85965c80 [ 1351.957999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.958058][ T32] r10:00000000 r9:85965c80 r8:80287e08 r7:ec9c5e60 r6:85970d80 r5:859b9800 [ 1351.958085][ T32] r4:00000001 [ 1351.958107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.958149][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1351.958184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.958383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.958498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.958541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.958566][ T32] r4:84841080 [ 1351.958806][ T32] INFO: task kworker/0:448:6083 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1351.958849][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.958948][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.959120][ T32] Call trace: [ 1351.959157][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.959289][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1351.985739][ T32] r4:00000000 [ 1351.985800][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.985879][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1351.985918][ T32] dd20: ce0c1000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1351.985984][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1351.986044][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.986083][ T32] r5:800f0013 r4:80239bb0 [ 1351.986109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.986162][ T32] r4:82ac21e4 [ 1351.986190][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.986244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1351.986272][ T32] r4:e023ddc0 [ 1351.986295][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1351.986415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1351.986446][ T32] r4:00000000 [ 1351.986496][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.986589][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1351.986619][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.986672][ T32] r5:00001000 r4:dfcb9000 [ 1351.986694][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.986739][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.986788][ T32] r5:84ba578c r4:84ba5400 [ 1351.986839][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.986900][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1351.986925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.986981][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.987007][ T32] r4:84bd5400 [ 1351.987030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.987117][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1351.987156][ T32] r4:00000001 [ 1351.987199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.987246][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1351.987296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.987372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.987408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.987596][ T32] INFO: task kworker/0:449:6084 blocked for more than 478 seconds. ** 8 printk messages dropped ** [ 1351.988167][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1351.988704][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.988784][ T32] r9:83018005 r8:8482ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.988842][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.988937][ T32] r5:00001000 r4:ebf7d000 [ 1351.988964][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1351.989012][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.989061][ T32] r5:85842f8c r4:85842c00 [ 1351.989083][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.989134][ T32] r7:dddced80 r6:83018000 r5:85842f8c r4:85965d00 [ 1351.989303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.999655][ T32] r10:61c88647 r9:8482ec00 r8:85965d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.999700][ T32] r4:85965d00 [ 1351.999727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.999806][ T32] r10:00000000 r9:85965d00 r8:80287e08 r7:ecac9e60 r6:85965d80 r5:8482ec00 [ 1351.999834][ T32] r4:00000001 [ 1351.999859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.999906][ T32] Exception stack(0xeca7dfb0 to 0xeca7dff8) [ 1351.999941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.999977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.000010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.000048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.000074][ T32] r4:84841200 [ 1352.000511][ T32] INFO: task kworker/0:449:6084 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.000560][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.000662][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.000718][ T32] Call trace: [ 1352.000751][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.000819][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.000849][ T32] r4:00000000 [ 1352.000870][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.000915][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.000946][ T32] dd20: ce573000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.000978][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.001035][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.001075][ T32] r5:800f0013 r4:80239bb0 [ 1352.001105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.001158][ T32] r4:82ac21e4 [ 1352.001185][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.001256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.001527][ T32] r4:e023ddc0 [ 1352.001622][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.001678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.001704][ T32] r4:00000000 [ 1352.001726][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.001780][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.001805][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.001853][ T32] r5:00001000 r4:dfcb9000 [ 1352.001875][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.001919][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.001969][ T32] r5:84ba578c r4:84ba5400 [ 1352.001992][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.002046][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.002068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.002122][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.002146][ T32] r4:84bd5400 [ 1352.002167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.002225][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.002251][ T32] r4:00000001 [ 1352.002272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.002313][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.002344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.002376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.002407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.002440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.002463][ T32] r4:84bd4200 [ 1352.002485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.002525][ T32] INFO: task kworker/0:450:6088 blocked for more than 478 seconds. [ 1352.002577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.002640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.002669][ T32] task:kworker/0:450 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.002724][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.002815][ T32] Call trace: [ 1352.002849][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.002907][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:8482b000 [ 1352.002965][ T32] r4:8482b000 [ 1352.003018][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.003071][ T32] r5:8482b000 r4:8291a680 [ 1352.003109][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.003346][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.003407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1352.003501][ T32] r4:00000000 [ 1352.003528][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.003571][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.003611][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.003659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a800 [ 1352.003686][ T32] r4:00000000 [ 1352.003708][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.003759][ T32] r9:83018005 r8:8482b000 r7:00000000 r6:83018000 r5:00001000 r4:7f323000 [ 1352.003784][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.003877][ T32] r5:00001000 r4:eceeb000 [ 1352.003903][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.004367][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.004422][ T32] r5:84b5038c r4:84b50000 [ 1352.004444][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.004499][ T32] r7:dddced80 r6:83018000 r5:84b5038c r4:85965e00 [ 1352.004537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.004606][ T32] r10:61c88647 r9:8482b000 r8:85965e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.004636][ T32] r4:85965e00 [ 1352.004668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.004747][ T32] r10:00000000 r9:85965e00 r8:80287e08 r7:ecac9e60 r6:85965e80 r5:8482b000 [ 1352.004779][ T32] r4:00000001 [ 1352.004800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.004842][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1352.004872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.004904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.004934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.005171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.005206][ T32] r4:84841480 [ 1352.005481][ T32] INFO: task kworker/0:450:6088 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.005631][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.005716][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.006155][ T32] Call trace: [ 1352.006316][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.006389][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.006529][ T32] r4:00000000 [ 1352.006562][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.006608][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.006639][ T32] dd20: ce573000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.006671][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.006700][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.006728][ T32] r5:800f0013 r4:80239bb0 [ 1352.006794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.006852][ T32] r4:82ac21e4 [ 1352.006875][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.006926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.006966][ T32] r4:e023ddc0 [ 1352.006991][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.007042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.007146][ T32] r4:00000000 [ 1352.007174][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.007235][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.007259][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.007343][ T32] r5:00001000 r4:dfcb9000 [ 1352.007372][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.007417][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.007466][ T32] r5:84ba578c r4:84ba5400 [ 1352.007833][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.007896][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.007921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.008145][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.008174][ T32] r4:84bd5400 [ 1352.008202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.008330][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.008361][ T32] r4:00000001 [ 1352.008383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.009156][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.009243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.036144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.036246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.036293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.036323][ T32] r4:84bd4200 [ 1352.036366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.036406][ T32] INFO: task kworker/0:451:6090 blocked for more than 478 seconds. [ 1352.036487][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.036520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.036549][ T32] task:kworker/0:451 state:D stack:0 pid:6090 tgid:6090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.036612][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.036677][ T32] Call trace: [ 1352.036717][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.036784][ T32] r10:8291a684 r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:850d2400 [ 1352.036809][ T32] r4:850d2400 ** 1 printk messages dropped ** [ 1352.036936][ T32] r5:850d2400 r4:8291a680 ** 5 printk messages dropped ** [ 1352.037342][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1352.037504][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.037681][ T32] r5:00001000 r4:ebfb7000 ** 2 printk messages dropped ** [ 1352.037835][ T32] r5:8584378c r4:85843400 [ 1352.037857][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.038004][ T32] r7:dddced80 r6:83018000 r5:8584378c r4:85965f00 ** 1 printk messages dropped ** [ 1352.038093][ T32] r10:61c88647 r9:850d2400 r8:85965f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.038439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.052050][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.052080][ T32] r4:00000000 [ 1352.052102][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.052164][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.052212][ T32] dd20: ceda7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.052273][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.052334][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.052400][ T32] r5:800f0013 r4:80239bb0 [ 1352.052449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.052516][ T32] r4:82ac21e4 [ 1352.052539][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.052633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.052674][ T32] r4:e023ddc0 [ 1352.052697][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.052749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.052790][ T32] r4:00000000 [ 1352.052829][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.052889][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.052915][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.052971][ T32] r5:00001000 r4:dfcb9000 [ 1352.053030][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.053156][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.053217][ T32] r5:84ba578c r4:84ba5400 [ 1352.053242][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.053297][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.053320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.053374][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.053402][ T32] r4:84bd5400 [ 1352.053423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.053479][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.053505][ T32] r4:00000001 [ 1352.053532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.053574][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.053704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.053752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.053785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.053819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.053871][ T32] r4:84bd4200 [ 1352.053901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.053946][ T32] INFO: task kworker/1:1021:6091 blocked for more than 478 seconds. [ 1352.053999][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.054032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.054096][ T32] task:kworker/1:1021 state:D stack:0 pid:6091 tgid:6091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.054160][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.054241][ T32] Call trace: [ 1352.054281][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.054339][ T32] r10:8291a684 r9:ecac1d84 r8:00000002 r7:60000013 r6:ecac1d8c r5:850c6c00 [ 1352.054414][ T32] r4:850c6c00 [ 1352.054447][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.054500][ T32] r5:850c6c00 r4:8291a680 [ 1352.054522][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.054567][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.054619][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 [ 1352.054644][ T32] r4:00000000 [ 1352.054676][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.054720][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.054771][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.054825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84840dc0 [ 1352.054850][ T32] r4:00000000 [ 1352.054882][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.054971][ T32] r9:83018205 r8:850c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1352.054999][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.055049][ T32] r5:00001000 r4:ebfd1000 [ 1352.055122][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.055229][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.055370][ T32] r5:8598a38c r4:8598a000 [ 1352.055403][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.055477][ T32] r7:ddde2d80 r6:83018200 r5:8598a38c r4:85970e00 [ 1352.055539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.055602][ T32] r10:61c88647 r9:850c6c00 r8:85970e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.055629][ T32] r4:85970e00 [ 1352.055650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.055708][ T32] r10:00000000 r9:85970e00 r8:80287e08 r7:ecabde60 r6:85973000 r5:850c6c00 [ 1352.055732][ T32] r4:00000001 [ 1352.055752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.055791][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1352.055820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.055852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.055882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.055941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.055993][ T32] r4:84840c40 [ 1352.056403][ T32] INFO: task kworker/1:1021:6091 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.056447][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.056517][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.056566][ T32] Call trace: [ 1352.056599][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.056658][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.056685][ T32] r4:00000000 [ 1352.056707][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.056770][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.056814][ T32] dd20: ceda7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.056847][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.056876][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.056903][ T32] r5:800f0013 r4:80239bb0 [ 1352.056926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.056973][ T32] r4:82ac21e4 [ 1352.056995][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.057044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.057130][ T32] r4:e023ddc0 [ 1352.057157][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.057250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.057280][ T32] r4:00000000 [ 1352.057314][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.057371][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.057398][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.057471][ T32] r5:00001000 r4:dfcb9000 [ 1352.057497][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.057565][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.057618][ T32] r5:84ba578c r4:84ba5400 [ 1352.057641][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.057694][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.057717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.057794][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.057834][ T32] r4:84bd5400 [ 1352.057858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.057912][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.057939][ T32] r4:00000001 [ 1352.058062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.058107][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.058139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.058196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.058231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.058316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.058347][ T32] r4:84bd4200 [ 1352.058395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.058432][ T32] INFO: task kworker/0:452:6092 blocked for more than 478 seconds. [ 1352.058467][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.058493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.058524][ T32] task:kworker/0:452 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.058576][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.058676][ T32] Call trace: [ 1352.058710][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.058790][ T32] r10:8291a684 r9:ecad9d84 r8:00000002 r7:60000113 r6:ecad9d8c r5:84838000 [ 1352.058820][ T32] r4:84838000 [ 1352.058842][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.058890][ T32] r5:84838000 r4:8291a680 [ 1352.058911][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.058980][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.059060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 [ 1352.059088][ T32] r4:00000000 [ 1352.059109][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1352.084772][ T32] r9:83018005 r8:84838000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1352.085063][ T32] r5:8598a78c r4:8598a400 [ 1352.085085][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.085288][ T32] r4:85973080 ** 7 printk messages dropped ** [ 1352.085604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.086392][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1352.086634][ T32] dd20: cf150000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.086680][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.086736][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.086768][ T32] r5:800f0013 r4:80239bb0 [ 1352.086792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.086841][ T32] r4:82ac21e4 [ 1352.086863][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.086939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.086969][ T32] r4:e023ddc0 [ 1352.086991][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.087042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.087069][ T32] r4:00000000 [ 1352.087110][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.087166][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.087219][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.087274][ T32] r5:00001000 r4:dfcb9000 [ 1352.087296][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.087402][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.087466][ T32] r5:84ba578c r4:84ba5400 [ 1352.087488][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.087544][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.087568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.087622][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.087647][ T32] r4:84bd5400 [ 1352.087702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.087778][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.087836][ T32] r4:00000001 [ 1352.087862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.087915][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.087949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.087981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.088010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.088044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.088076][ T32] r4:84bd4200 [ 1352.088101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1352.088257][ T32] task:kworker/1:1022 state:D stack:0 pid:6094 tgid:6094 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.088941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 ** 7 printk messages dropped ** [ 1352.098163][ T32] r9:83018205 r8:859be000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1352.098486][ T32] r5:8598ab8c r4:8598a800 [ 1352.098517][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.098765][ T32] r10:61c88647 r9:859be000 r8:85970eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.099121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.100186][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.100548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.100983][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.101487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.101795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.102230][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.102477][ T32] r4:859bec00 ** 5 printk messages dropped ** [ 1352.102925][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.103165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841900 ** 7 printk messages dropped ** [ 1352.103660][ T32] r5:85843b8c r4:85843800 ** 3 printk messages dropped ** [ 1352.103904][ T32] r10:61c88647 r9:859bec00 r8:859731ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.104217][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.105163][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.105562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1352.106032][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 8 printk messages dropped ** [ 1352.106399][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.106515][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.106541][ T32] r4:00000001 [ 1352.106613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.106659][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.106690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.106721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.106751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.106784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.106834][ T32] r4:84bd4200 [ 1352.106860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.106889][ T32] INFO: task kworker/1:1023:6099 blocked for more than 478 seconds. [ 1352.106925][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.106952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.106977][ T32] task:kworker/1:1023 state:D stack:0 pid:6099 tgid:6099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.107028][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.107101][ T32] Call trace: [ 1352.107164][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.107232][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000013 r6:ecae5d8c r5:859bd400 [ 1352.107265][ T32] r4:859bd400 [ 1352.107373][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.107465][ T32] r5:859bd400 r4:8291a680 [ 1352.107493][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.107545][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.107598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 [ 1352.107624][ T32] r4:00000000 [ 1352.107647][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.107688][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.107765][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.107820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85949000 [ 1352.107845][ T32] r4:00000000 [ 1352.107867][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.107920][ T32] r9:83018205 r8:859bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1352.107943][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.108030][ T32] r5:00001000 r4:ec841000 [ 1352.108061][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.108110][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.108158][ T32] r5:8598af8c r4:8598ac00 [ 1352.108185][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.108238][ T32] r7:ddde2d80 r6:83018200 r5:8598af8c r4:85955000 [ 1352.108261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.108314][ T32] r10:61c88647 r9:859bd400 r8:8595502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.108364][ T32] r4:85955000 [ 1352.108418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.108493][ T32] r10:00000000 r9:85955000 r8:80287e08 r7:ecabde60 r6:85955080 r5:859bd400 [ 1352.108553][ T32] r4:00000001 [ 1352.108579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.108649][ T32] Exception stack(0xecae5fb0 to 0xecae5ff8) [ 1352.108727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.108789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.108847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.108885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.108910][ T32] r4:84840fc0 [ 1352.109153][ T32] INFO: task kworker/1:1023:6099 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.109199][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.139948][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.140034][ T32] Call trace: [ 1352.140077][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.140156][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.140203][ T32] r4:00000000 [ 1352.140259][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.140319][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.140359][ T32] dd20: cf8eb000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.140399][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.140434][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.140467][ T32] r5:800f0013 r4:80239bb0 [ 1352.140544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.140599][ T32] r4:82ac21e4 [ 1352.140625][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.140759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.140791][ T32] r4:e023ddc0 [ 1352.140815][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.140873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.140913][ T32] r4:00000000 [ 1352.140942][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.141004][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.141031][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.141167][ T32] r5:00001000 r4:dfcb9000 [ 1352.141205][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.141312][ T32] r5:84ba578c r4:84ba5400 ** 5 printk messages dropped ** [ 1352.141716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.142308][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1352.142527][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.142939][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.143364][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.143639][ T32] r5:85843f8c r4:85843c00 ** 3 printk messages dropped ** [ 1352.143829][ T32] r10:61c88647 r9:859b8000 r8:8597322c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.144017][ T32] Exception stack(0xecaf1fb0 to 0xecaf1ff8) ** 6 printk messages dropped ** [ 1352.144612][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.145662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.146385][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1352.146786][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1352.147000][ T32] r4:00000001 [ 1352.147048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.147112][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.147164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.147204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.147236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.147295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.147360][ T32] r4:84bd4200 [ 1352.147388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.147420][ T32] INFO: task kworker/0:455:6103 blocked for more than 478 seconds. [ 1352.147452][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.147560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.147637][ T32] task:kworker/0:455 state:D stack:0 pid:6103 tgid:6103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.147693][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.147808][ T32] Call trace: [ 1352.147852][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.147910][ T32] r10:8291a684 r9:ecafdd84 r8:00000002 r7:60000113 r6:ecafdd8c r5:859c9800 [ 1352.147941][ T32] r4:859c9800 [ 1352.147964][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.148065][ T32] r5:859c9800 r4:8291a680 [ 1352.148091][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.148137][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.148240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 [ 1352.148300][ T32] r4:00000000 [ 1352.148352][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.148402][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.148496][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.148555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595e5c0 [ 1352.148581][ T32] r4:00000000 [ 1352.148607][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.148662][ T32] r9:83018005 r8:859c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1352.148685][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.148732][ T32] r5:00001000 r4:ec881000 [ 1352.148754][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.148818][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.148922][ T32] r5:8598b38c r4:8598b000 [ 1352.148954][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.149012][ T32] r7:dddced80 r6:83018000 r5:8598b38c r4:85973280 [ 1352.149170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.149237][ T32] r10:61c88647 r9:859c9800 r8:859732ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.149488][ T32] r4:85973280 [ 1352.170268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.170356][ T32] r10:00000000 r9:85973280 r8:80287e08 r7:ecacde60 r6:85955280 r5:859c9800 [ 1352.170386][ T32] r4:00000001 [ 1352.170410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.170455][ T32] Exception stack(0xecafdfb0 to 0xecafdff8) [ 1352.170489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.170523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.170555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.170591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.170618][ T32] r4:84841940 [ 1352.170966][ T32] INFO: task kworker/0:455:6103 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.171012][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.171085][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.171161][ T32] Call trace: ** 1 printk messages dropped ** [ 1352.171411][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 10 printk messages dropped ** [ 1352.171912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1352.172186][ T32] r5:00001000 r4:dfcb9000 ** 5 printk messages dropped ** [ 1352.172404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.172830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.173098][ T32] task:kworker/0:456 state:D stack:0 pid:6106 tgid:6106 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.173558][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1352.173642][ T32] r4:00000000 [ 1352.173663][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1352.173792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84841c00 ** 3 printk messages dropped ** [ 1352.173913][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.174073][ T32] r5:8491e38c r4:8491e000 [ 1352.174094][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.174209][ T32] r7:dddced80 r6:83018000 r5:8491e38c r4:85973300 [ 1352.174238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.174293][ T32] r10:61c88647 r9:859cb000 r8:8597332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.174318][ T32] r4:85973300 [ 1352.174338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.174389][ T32] r10:00000000 r9:85973300 r8:80287e08 r7:ecacde60 r6:85955300 r5:859cb000 [ 1352.174413][ T32] r4:00000001 [ 1352.174437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.174514][ T32] Exception stack(0xecb01fb0 to 0xecb01ff8) [ 1352.174596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.174633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.174665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.174698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.174723][ T32] r4:84841940 [ 1352.174970][ T32] INFO: task kworker/0:456:6106 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.175085][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.175167][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.175306][ T32] Call trace: [ 1352.175414][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.175477][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.175506][ T32] r4:00000000 [ 1352.175527][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.175623][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.175659][ T32] dd20: cfc45000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.175692][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.175723][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.175751][ T32] r5:800f0013 r4:80239bb0 [ 1352.175772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.175893][ T32] r4:82ac21e4 [ 1352.175928][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.175980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.176006][ T32] r4:e023ddc0 [ 1352.176028][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.176105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.176140][ T32] r4:00000000 [ 1352.176162][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.176301][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.176339][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.176393][ T32] r5:00001000 r4:dfcb9000 [ 1352.176416][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.176513][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.176568][ T32] r5:84ba578c r4:84ba5400 [ 1352.176640][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.176700][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.176749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.176807][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.176834][ T32] r4:84bd5400 [ 1352.176869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.176928][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.176988][ T32] r4:00000001 [ 1352.177043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.177099][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.177132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.177164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.177201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.177236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.177261][ T32] r4:84bd4200 [ 1352.177361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.177427][ T32] INFO: task kworker/0:457:6110 blocked for more than 478 seconds. [ 1352.177519][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.177624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.177685][ T32] task:kworker/0:457 state:D stack:0 pid:6110 tgid:6110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.177740][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.177786][ T32] Call trace: [ 1352.177819][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.177897][ T32] r10:8291a684 r9:ecad5d84 r8:00000002 r7:60000113 r6:ecad5d8c r5:84838c00 [ 1352.177957][ T32] r4:84838c00 [ 1352.177990][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.178042][ T32] r5:84838c00 r4:8291a680 [ 1352.178114][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.178165][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.178247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 [ 1352.178345][ T32] r4:00000000 [ 1352.178373][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.178415][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.179145][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.179205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a580 [ 1352.179232][ T32] r4:00000000 [ 1352.204093][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.204262][ T32] r9:83018005 r8:84838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f31f000 [ 1352.204303][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.204386][ T32] r5:00001000 r4:ecc2b000 [ 1352.204415][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.204467][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.204544][ T32] r5:84b50b8c r4:84b50800 [ 1352.204597][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.204783][ T32] r7:dddced80 r6:83018000 r5:84b50b8c r4:85973380 [ 1352.204817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.204875][ T32] r10:61c88647 r9:84838c00 r8:859733ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.204955][ T32] r4:85973380 [ 1352.204993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.205125][ T32] r10:00000000 r9:85973380 r8:80287e08 r7:ecacde60 r6:85973400 r5:84838c00 [ 1352.205240][ T32] r4:00000001 [ 1352.205276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.205368][ T32] Exception stack(0xecad5fb0 to 0xecad5ff8) [ 1352.205408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.205467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.205508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.205543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.205596][ T32] r4:84841a80 [ 1352.205931][ T32] INFO: task kworker/0:457:6110 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.205978][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.206071][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.206135][ T32] Call trace: [ 1352.206316][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.206378][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.206406][ T32] r4:00000000 [ 1352.206430][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.206477][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.206509][ T32] dd20: d009a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.206541][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.206612][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.206648][ T32] r5:800f0013 r4:80239bb0 [ 1352.206723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.206993][ T32] r4:82ac21e4 [ 1352.207022][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.207074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.207118][ T32] r4:e023ddc0 [ 1352.207141][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.207227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.207283][ T32] r4:00000000 [ 1352.207309][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.207424][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.207454][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.207536][ T32] r5:00001000 r4:dfcb9000 [ 1352.207563][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.207659][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.207790][ T32] r5:84ba578c r4:84ba5400 [ 1352.207817][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.207897][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.207925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.207982][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.208009][ T32] r4:84bd5400 [ 1352.208034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.208104][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.208146][ T32] r4:00000001 [ 1352.208173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.208224][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.208253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.208285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.208315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.208348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.208372][ T32] r4:84bd4200 [ 1352.208439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.208477][ T32] INFO: task kworker/0:458:6508 blocked for more than 478 seconds. [ 1352.208519][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.208548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.208574][ T32] task:kworker/0:458 state:D stack:0 pid:6508 tgid:6508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.208626][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.208691][ T32] Call trace: [ 1352.208793][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.208850][ T32] r10:8291a684 r9:ed00dd84 r8:00000002 r7:60000113 r6:ed00dd8c r5:8483a400 [ 1352.208876][ T32] r4:8483a400 [ 1352.208896][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.208945][ T32] r5:8483a400 r4:8291a680 [ 1352.208967][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.209012][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.209061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed00de08 [ 1352.209087][ T32] r4:00000000 [ 1352.209145][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.209196][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.221906][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.222001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a6c0 [ 1352.222031][ T32] r4:00000000 [ 1352.222054][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.222109][ T32] r9:83018005 r8:8483a400 r7:00000000 r6:83018000 r5:00001000 r4:7f321000 [ 1352.222133][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.222241][ T32] r5:00001000 r4:eced7000 [ 1352.222270][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.222343][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.222397][ T32] r5:84b5078c r4:84b50400 [ 1352.222421][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.222477][ T32] r7:dddced80 r6:83018000 r5:84b5078c r4:85973480 [ 1352.222500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.222662][ T32] r10:61c88647 r9:8483a400 r8:859734ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1352.222819][ T32] r10:00000000 r9:85973480 r8:80287e08 r7:ecacde60 r6:85973500 r5:8483a400 ** 9 printk messages dropped ** [ 1352.223762][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1352.224672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1352.225113][ T32] r5:00001000 r4:dfcb9000 [ 1352.225136][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.225386][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.225445][ T32] r5:84ba578c r4:84ba5400 [ 1352.225469][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.225523][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.225546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.225599][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.225624][ T32] r4:84bd5400 [ 1352.225690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.225753][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.225785][ T32] r4:00000001 [ 1352.225808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.225849][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.225880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.225911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.226007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.226125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.226239][ T32] r4:84bd4200 [ 1352.226268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.226302][ T32] INFO: task kworker/0:459:6511 blocked for more than 478 seconds. [ 1352.226365][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.226398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.226424][ T32] task:kworker/0:459 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.226477][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.226522][ T32] Call trace: [ 1352.226676][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.227212][ T32] r10:8291a684 r9:ed159d84 r8:00000002 r7:60000013 r6:ed159d8c r5:8483e000 [ 1352.227247][ T32] r4:8483e000 [ 1352.227270][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.227334][ T32] r5:8483e000 r4:8291a680 [ 1352.227361][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.227408][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.227458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed159e08 [ 1352.227484][ T32] r4:00000000 [ 1352.227506][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.227597][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.227641][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.227691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ab00 [ 1352.227717][ T32] r4:00000000 [ 1352.227739][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.227791][ T32] r9:83018005 r8:8483e000 r7:00000000 r6:83018000 r5:00001000 r4:7f327000 [ 1352.227840][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.227894][ T32] r5:00001000 r4:ecf07000 [ 1352.227946][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.227999][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.228049][ T32] r5:85a2878c r4:85a28400 [ 1352.228071][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.228123][ T32] r7:dddced80 r6:83018000 r5:85a2878c r4:85973580 [ 1352.228146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.228205][ T32] r10:61c88647 r9:8483e000 r8:859735ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.228231][ T32] r4:85973580 [ 1352.228267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.228373][ T32] r10:00000000 r9:85973580 r8:80287e08 r7:ecacde60 r6:85973600 r5:8483e000 [ 1352.228403][ T32] r4:00000001 [ 1352.228499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.228595][ T32] Exception stack(0xed159fb0 to 0xed159ff8) [ 1352.228630][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.228765][ T32] r4:84a6a680 ** 5 printk messages dropped ** [ 1352.249897][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 7 printk messages dropped ** [ 1352.250371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1352.250857][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 11 printk messages dropped ** [ 1352.251462][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 11 printk messages dropped ** [ 1352.252024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.252052][ T32] task:kworker/0:460 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.252108][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.252156][ T32] Call trace: [ 1352.252212][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.252271][ T32] r10:8291a684 r9:ecf0dd84 r8:00000002 r7:60000113 r6:ecf0dd8c r5:8483d400 [ 1352.252327][ T32] r4:8483d400 [ 1352.252354][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.252407][ T32] r5:8483d400 r4:8291a680 [ 1352.252478][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.252553][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.252655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf0de08 [ 1352.252685][ T32] r4:00000000 [ 1352.252707][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.252747][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.252786][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.252836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a940 [ 1352.252862][ T32] r4:00000000 [ 1352.252970][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.253145][ T32] r9:83018005 r8:8483d400 r7:00000000 r6:83018000 r5:00001000 r4:7f325000 [ 1352.253174][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.253229][ T32] r5:00001000 r4:ecef9000 [ 1352.253251][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.253316][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.253369][ T32] r5:85a2838c r4:85a28000 [ 1352.253392][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.253544][ T32] r7:dddced80 r6:83018000 r5:85a2838c r4:85973680 [ 1352.253572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.253628][ T32] r10:61c88647 r9:8483d400 r8:859736ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.253653][ T32] r4:85973680 [ 1352.253674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.253733][ T32] r10:00000000 r9:85973680 r8:80287e08 r7:ed159e60 r6:85973700 r5:8483d400 [ 1352.254058][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1352.254171][ T32] Exception stack(0xecf0dfb0 to 0xecf0dff8) ** 4 printk messages dropped ** [ 1352.254592][ T32] r4:84a6a680 ** 5 printk messages dropped ** [ 1352.255244][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 5 printk messages dropped ** [ 1352.255448][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1352.255744][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.256386][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1352.256566][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 11 printk messages dropped ** [ 1352.257162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1352.257701][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1352.258172][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.258388][ T32] r10:61c88647 r9:84839800 r8:859737ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.258412][ T32] r4:85973780 [ 1352.258432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.258484][ T32] r10:00000000 r9:85973780 r8:80287e08 r7:ed159e60 r6:85973800 r5:84839800 [ 1352.258611][ T32] r4:00000001 [ 1352.258648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.258690][ T32] Exception stack(0xed161fb0 to 0xed161ff8) [ 1352.258720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.258751][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.258780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.258814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.258838][ T32] r4:84a6a980 [ 1352.259052][ T32] INFO: task kworker/0:461:6515 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.259100][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.259182][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.259230][ T32] Call trace: [ 1352.289926][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.290025][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.290055][ T32] r4:00000000 [ 1352.290183][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.290243][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.290282][ T32] dd20: d0a88000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.290316][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.290347][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.290376][ T32] r5:800f0013 r4:80239bb0 [ 1352.290413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.290469][ T32] r4:82ac21e4 [ 1352.290522][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.290642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.290673][ T32] r4:e023ddc0 [ 1352.290697][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.290750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.290777][ T32] r4:00000000 [ 1352.290799][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.290857][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.290998][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1352.291921][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 4 printk messages dropped ** [ 1352.292137][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 8 printk messages dropped ** [ 1352.292426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.293195][ T32] r4:8483ec00 ** 5 printk messages dropped ** [ 1352.293409][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.293587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851271c0 ** 7 printk messages dropped ** [ 1352.293872][ T32] r5:85a2978c r4:85a29400 ** 3 printk messages dropped ** [ 1352.294019][ T32] r10:61c88647 r9:8483ec00 r8:859738ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.294531][ T32] r4:84a6ab40 ** 6 printk messages dropped ** [ 1352.295274][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.295477][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1352.295670][ T32] r4:e023ddc0 ** 8 printk messages dropped ** [ 1352.296089][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.296536][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 10 printk messages dropped ** [ 1352.296893][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.296937][ T32] Call trace: [ 1352.296969][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.297023][ T32] r10:8291a684 r9:ed16dd84 r8:00000002 r7:60000013 r6:ed16dd8c r5:8483bc00 [ 1352.297047][ T32] r4:8483bc00 [ 1352.297067][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.297115][ T32] r5:8483bc00 r4:8291a680 [ 1352.297160][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.297215][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.297267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed16de08 [ 1352.297309][ T32] r4:00000000 [ 1352.297339][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.297382][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.297420][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.297468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6adc0 [ 1352.297497][ T32] r4:00000000 [ 1352.297521][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.297651][ T32] r9:83018005 r8:8483bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f32b000 [ 1352.297680][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.297730][ T32] r5:00001000 r4:ecf21000 [ 1352.297751][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.297795][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.298035][ T32] r5:85a28f8c r4:85a28c00 [ 1352.298060][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.298116][ T32] r7:dddced80 r6:83018000 r5:85a28f8c r4:85973980 [ 1352.298139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.298203][ T32] r10:61c88647 r9:8483bc00 r8:859739ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.298230][ T32] r4:85973980 [ 1352.298252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.298305][ T32] r10:00000000 r9:85973980 r8:80287e08 r7:ed169e60 r6:85973a00 r5:8483bc00 [ 1352.298329][ T32] r4:00000001 [ 1352.298350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.298391][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) [ 1352.298420][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.298452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.298483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.298521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.298593][ T32] r4:84a6abc0 [ 1352.298861][ T32] INFO: task kworker/0:463:6519 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.298902][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.298965][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.299077][ T32] Call trace: [ 1352.299117][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.299179][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.299206][ T32] r4:00000000 [ 1352.299311][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.320763][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.320880][ T32] dd20: d0dad000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.320947][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.320983][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.321066][ T32] r5:800f0013 r4:80239bb0 [ 1352.321096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.321169][ T32] r4:82ac21e4 [ 1352.321301][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.321359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.321412][ T32] r4:e023ddc0 [ 1352.321439][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.321492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.321518][ T32] r4:00000000 [ 1352.321566][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.321634][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.321709][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.321805][ T32] r5:00001000 r4:dfcb9000 [ 1352.321839][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.321912][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.321967][ T32] r5:84ba578c r4:84ba5400 ** 1 printk messages dropped ** [ 1352.322046][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1352.322361][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.322579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.322960][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.323262][ T32] r5:8483c800 r4:8291a680 ** 5 printk messages dropped ** [ 1352.323982][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.324408][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.324578][ T32] r5:85a2938c r4:85a29000 [ 1352.324606][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.324662][ T32] r7:dddced80 r6:83018000 r5:85a2938c r4:85973a80 [ 1352.324711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.324770][ T32] r10:61c88647 r9:8483c800 r8:85973aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.324795][ T32] r4:85973a80 [ 1352.324815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.324867][ T32] r10:00000000 r9:85973a80 r8:80287e08 r7:ed169e60 r6:85973b00 r5:8483c800 [ 1352.324893][ T32] r4:00000001 [ 1352.324940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.325011][ T32] Exception stack(0xed171fb0 to 0xed171ff8) [ 1352.325078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.325129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.325159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.325198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.325223][ T32] r4:84a6ac40 [ 1352.325687][ T32] INFO: task kworker/0:464:6521 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.325741][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.325838][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.325894][ T32] Call trace: [ 1352.325985][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.326046][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.326075][ T32] r4:00000000 [ 1352.326097][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.326172][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.326284][ T32] dd20: d0dad000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.326347][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.326412][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.326509][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1352.326732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 7 printk messages dropped ** [ 1352.328272][ T32] r5:00001000 r4:dfcb9000 ** 8 printk messages dropped ** [ 1352.363821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.364440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.364531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.364610][ T32] r4:84bd4200 [ 1352.364676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.364775][ T32] INFO: task kworker/0:465:6523 blocked for more than 478 seconds. [ 1352.364880][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.364952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.365018][ T32] task:kworker/0:465 state:D stack:0 pid:6523 tgid:6523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.365173][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.365292][ T32] Call trace: [ 1352.365375][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.365515][ T32] r10:8291a684 r9:ed175d84 r8:00000002 r7:60000013 r6:ed175d8c r5:8483b000 [ 1352.365576][ T32] r4:8483b000 [ 1352.365630][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.365737][ T32] r5:8483b000 r4:8291a680 [ 1352.365813][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.365934][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.366051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 [ 1352.366111][ T32] r4:00000000 [ 1352.366164][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.366257][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.366356][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.366475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b48040 [ 1352.366560][ T32] r4:00000000 [ 1352.366620][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.366745][ T32] r9:83018005 r8:8483b000 r7:00000000 r6:83018000 r5:00001000 r4:7f331000 [ 1352.366802][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.366910][ T32] r5:00001000 r4:ecf41000 [ 1352.366964][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.367065][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.367190][ T32] r5:85a29b8c r4:85a29800 [ 1352.367246][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.367478][ T32] r7:dddced80 r6:83018000 r5:85a29b8c r4:85973b80 [ 1352.367663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.367777][ T32] r10:61c88647 r9:8483b000 r8:85973bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.367968][ T32] r4:85973b80 [ 1352.368004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.368090][ T32] r10:00000000 r9:85973b80 r8:80287e08 r7:ed169e60 r6:85973c00 r5:8483b000 [ 1352.368127][ T32] r4:00000001 [ 1352.368158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.368229][ T32] Exception stack(0xed175fb0 to 0xed175ff8) [ 1352.368276][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.368374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.382188][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 7 printk messages dropped ** [ 1352.382534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.383154][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1352.383871][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.384253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.385171][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.385888][ T32] r5:859cd400 r4:8291a680 ** 4 printk messages dropped ** [ 1352.386108][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.386157][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.386205][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.386280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b483c0 [ 1352.386310][ T32] r4:00000000 [ 1352.386332][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.386387][ T32] r9:83018005 r8:859cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f333000 [ 1352.386474][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.386527][ T32] r5:00001000 r4:ecf4b000 [ 1352.386550][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.386595][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.386645][ T32] r5:85a29f8c r4:85a29c00 [ 1352.386667][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.386734][ T32] r7:dddced80 r6:83018000 r5:85a29f8c r4:85973c80 [ 1352.386768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.386824][ T32] r10:61c88647 r9:859cd400 r8:85973cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.386849][ T32] r4:85973c80 [ 1352.386894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.386952][ T32] r10:00000000 r9:85973c80 r8:80287e08 r7:ed175e60 r6:85955480 r5:859cd400 [ 1352.386977][ T32] r4:00000001 [ 1352.386999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.387066][ T32] Exception stack(0xed17dfb0 to 0xed17dff8) [ 1352.387122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.387169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.387208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.387270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.387359][ T32] r4:83b48080 [ 1352.387806][ T32] INFO: task kworker/0:466:6525 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.387853][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.387918][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.387992][ T32] Call trace: [ 1352.388032][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.388093][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.388119][ T32] r4:00000000 [ 1352.388162][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.388220][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.388255][ T32] dd20: d139d000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.388288][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.388315][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.388342][ T32] r5:800f0013 r4:80239bb0 [ 1352.388364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.388411][ T32] r4:82ac21e4 [ 1352.388433][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.388482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.388539][ T32] r4:e023ddc0 [ 1352.388566][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.388617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.388644][ T32] r4:00000000 [ 1352.388665][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.388718][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.388784][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.388837][ T32] r5:00001000 r4:dfcb9000 [ 1352.388859][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.388909][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.388958][ T32] r5:84ba578c r4:84ba5400 [ 1352.389003][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.389137][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.389167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1352.408472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.409103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.409864][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.410276][ T32] r5:859cbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.410743][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.411266][ T32] r5:85a2a38c r4:85a2a000 [ 1352.411289][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.411585][ T32] r4:85973d00 ** 5 printk messages dropped ** [ 1352.411875][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.413120][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 5 printk messages dropped ** [ 1352.413397][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1352.413983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 8 printk messages dropped ** [ 1352.414391][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.414881][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1352.415133][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1352.415502][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.415596][ T32] Call trace: [ 1352.415641][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.415753][ T32] r10:8291a684 r9:ed185d84 r8:00000002 r7:60000113 r6:ed185d8c r5:859cc800 [ 1352.415785][ T32] r4:859cc800 [ 1352.415807][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.415881][ T32] r5:859cc800 r4:8291a680 [ 1352.415908][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.415954][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.416005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed185e08 [ 1352.416056][ T32] r4:00000000 [ 1352.416094][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.416167][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.416217][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.416267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b48bc0 [ 1352.416292][ T32] r4:00000000 [ 1352.416314][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.416367][ T32] r9:83018005 r8:859cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f2c7000 [ 1352.416391][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.416439][ T32] r5:00001000 r4:ebbbf000 [ 1352.416484][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.416534][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.416583][ T32] r5:85a2af8c r4:85a2ac00 [ 1352.416605][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.416657][ T32] r7:dddced80 r6:83018000 r5:85a2af8c r4:85973d80 [ 1352.416679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.416733][ T32] r10:61c88647 r9:859cc800 r8:85973dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.416757][ T32] r4:85973d80 [ 1352.417042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.417101][ T32] r10:00000000 r9:85973d80 r8:80287e08 r7:ed181e60 r6:85955580 r5:859cc800 [ 1352.417127][ T32] r4:00000001 [ 1352.417148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.417187][ T32] Exception stack(0xed185fb0 to 0xed185ff8) [ 1352.417253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.417499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.417535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.417576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.417603][ T32] r4:83b48380 [ 1352.417875][ T32] INFO: task kworker/0:468:6529 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.418003][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.418071][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.418121][ T32] Call trace: [ 1352.418187][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.418250][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.418276][ T32] r4:00000000 [ 1352.418391][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.418634][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.418673][ T32] dd20: d183a000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.418745][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.418784][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.418813][ T32] r5:800f0013 r4:80239bb0 [ 1352.418870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.419242][ T32] r4:82ac21e4 [ 1352.419600][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.456658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.456711][ T32] r4:e023ddc0 [ 1352.456739][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.456847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.456906][ T32] r4:00000000 [ 1352.456947][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.457008][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.457032][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.457104][ T32] r5:00001000 r4:dfcb9000 [ 1352.457132][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.457194][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.457268][ T32] r5:84ba578c r4:84ba5400 [ 1352.457292][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.457349][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.457372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1352.457632][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 5 printk messages dropped ** [ 1352.457926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.458198][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.458499][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1352.459749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b48680 ** 7 printk messages dropped ** [ 1352.460075][ T32] r5:85a2a78c r4:85a2a400 ** 1 printk messages dropped ** [ 1352.460153][ T32] r7:dddced80 r6:83018000 r5:85a2a78c r4:85973e00 ** 5 printk messages dropped ** [ 1352.460362][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.460530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.461567][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 8 printk messages dropped ** [ 1352.462014][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.462473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 9 printk messages dropped ** [ 1352.463611][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1352.463823][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.464027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.464445][ T32] task:kworker/0:470 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.464505][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.464552][ T32] Call trace: [ 1352.464592][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.464652][ T32] r10:8291a684 r9:ed165d84 r8:00000002 r7:60000113 r6:ed165d8c r5:859ce000 [ 1352.464680][ T32] r4:859ce000 [ 1352.464701][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.464749][ T32] r5:859ce000 r4:8291a680 [ 1352.464770][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.464813][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.464878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed165e08 [ 1352.464909][ T32] r4:00000000 [ 1352.464931][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.464972][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.465012][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.465062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b48ac0 [ 1352.465112][ T32] r4:00000000 [ 1352.465141][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.465197][ T32] r9:83018005 r8:859ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f2b5000 [ 1352.465225][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.465274][ T32] r5:00001000 r4:dfced000 [ 1352.465296][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.465339][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.465386][ T32] r5:85a2ab8c r4:85a2a800 [ 1352.465408][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.465467][ T32] r7:dddced80 r6:83018000 r5:85a2ab8c r4:85973e80 [ 1352.465491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.465547][ T32] r10:61c88647 r9:859ce000 r8:85973eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.465573][ T32] r4:85973e80 [ 1352.465595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.465649][ T32] r10:00000000 r9:85973e80 r8:80287e08 r7:ed185e60 r6:85955680 r5:859ce000 [ 1352.465674][ T32] r4:00000001 [ 1352.465695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.465735][ T32] Exception stack(0xed165fb0 to 0xed165ff8) [ 1352.465765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.465799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.465841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.465902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.465933][ T32] r4:83b488c0 [ 1352.466186][ T32] INFO: task kworker/0:470:6538 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.466270][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.466447][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.466504][ T32] Call trace: [ 1352.466537][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.466621][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.466654][ T32] r4:00000000 [ 1352.466691][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.466742][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.466773][ T32] dd20: d1fcc000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.466806][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.466926][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.466961][ T32] r5:800f0013 r4:80239bb0 [ 1352.466986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.467035][ T32] r4:82ac21e4 [ 1352.467057][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.467126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.467152][ T32] r4:e023ddc0 [ 1352.467175][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.467229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.467254][ T32] r4:00000000 [ 1352.467276][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.467347][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.467377][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.467457][ T32] r5:00001000 r4:dfcb9000 [ 1352.467488][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.467534][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.467583][ T32] r5:84ba578c r4:84ba5400 [ 1352.467605][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.467671][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.467699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.467756][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.467783][ T32] r4:84bd5400 [ 1352.467804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.467856][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.467883][ T32] r4:00000001 [ 1352.467904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1352.467974][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.468095][ T32] r4:84bd4200 ** 2 printk messages dropped ** [ 1352.468180][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.468209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1352.468354][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.468704][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.468886][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.469143][ T32] r5:00001000 r4:ebe57000 ** 2 printk messages dropped ** [ 1352.469316][ T32] r5:85a2b38c r4:85a2b000 [ 1352.502799][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.503097][ T32] r10:00000000 r9:85973f00 r8:80287e08 r7:ed185e60 r6:85955700 r5:854b8000 ** 6 printk messages dropped ** [ 1352.503531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.504343][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 3 printk messages dropped ** [ 1352.504473][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.504647][ T32] r4:e023ddc0 ** 7 printk messages dropped ** [ 1352.504978][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.505753][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.505784][ T32] r4:00000001 [ 1352.505807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.505848][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.505878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.505910][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.505939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.505972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.505998][ T32] r4:84bd4200 [ 1352.506021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.506063][ T32] INFO: task kworker/0:472:6542 blocked for more than 478 seconds. [ 1352.506101][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.506130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.506158][ T32] task:kworker/0:472 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.506346][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.506399][ T32] Call trace: [ 1352.506440][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.506503][ T32] r10:8291a684 r9:ed0f1d84 r8:00000002 r7:60000013 r6:ed0f1d8c r5:854b9800 [ 1352.506529][ T32] r4:854b9800 [ 1352.506551][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.506648][ T32] r5:854b9800 r4:8291a680 [ 1352.506675][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.506721][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.506774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f1e08 [ 1352.506897][ T32] r4:00000000 [ 1352.507020][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.507070][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.507130][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.507179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd07c0 [ 1352.507207][ T32] r4:00000000 [ 1352.507229][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.507403][ T32] r9:83018005 r8:854b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f355000 [ 1352.507442][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.507506][ T32] r5:00001000 r4:ecdf5000 [ 1352.507552][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.507641][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.507697][ T32] r5:85a31b8c r4:85a31800 [ 1352.507720][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.507778][ T32] r7:dddced80 r6:83018000 r5:85a31b8c r4:85973f80 [ 1352.507827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.507888][ T32] r10:61c88647 r9:854b9800 r8:85973fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.507927][ T32] r4:85973f80 [ 1352.507952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.508009][ T32] r10:00000000 r9:85973f80 r8:80287e08 r7:ecfcde60 r6:85955780 r5:854b9800 [ 1352.508059][ T32] r4:00000001 [ 1352.508085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.508128][ T32] Exception stack(0xed0f1fb0 to 0xed0f1ff8) [ 1352.508160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.508194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.508228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.508262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.508287][ T32] r4:83b48b80 [ 1352.508542][ T32] INFO: task kworker/0:472:6542 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.508613][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.508852][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.508903][ T32] Call trace: [ 1352.508996][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.509064][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.509092][ T32] r4:00000000 [ 1352.509113][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.509220][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.509259][ T32] dd20: d26a9000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 6 printk messages dropped ** [ 1352.522784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1352.524505][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1352.524951][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1352.525160][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1352.525411][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1352.525733][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.526282][ T32] r5:854ba400 r4:8291a680 ** 3 printk messages dropped ** [ 1352.526431][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.526594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b48e80 ** 7 printk messages dropped ** [ 1352.526909][ T32] r5:85a2b78c r4:85a2b400 ** 3 printk messages dropped ** [ 1352.527114][ T32] r10:61c88647 r9:854ba400 r8:849d902c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.527800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.528538][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 9 printk messages dropped ** [ 1352.529021][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1352.549382][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.550859][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 4 printk messages dropped ** [ 1352.551046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.551439][ T32] INFO: task kworker/0:474:6545 blocked for more than 479 seconds. [ 1352.551482][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.551530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.551661][ T32] task:kworker/0:474 state:D stack:0 pid:6545 tgid:6545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.551826][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.551876][ T32] Call trace: [ 1352.552235][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.552307][ T32] r10:8291a684 r9:ed1a1d84 r8:00000002 r7:60000113 r6:ed1a1d8c r5:854b8c00 [ 1352.552335][ T32] r4:854b8c00 [ 1352.552357][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.552407][ T32] r5:854b8c00 r4:8291a680 [ 1352.552432][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.552484][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.552573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a1e08 [ 1352.552607][ T32] r4:00000000 [ 1352.552630][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.552674][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.552721][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.552774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b48880 [ 1352.552800][ T32] r4:00000000 [ 1352.552822][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.552878][ T32] r9:83018005 r8:854b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f345000 [ 1352.552912][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.552963][ T32] r5:00001000 r4:ecd09000 [ 1352.552988][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.553033][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.553082][ T32] r5:85a2bb8c r4:85a2b800 [ 1352.553104][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.553291][ T32] r7:dddced80 r6:83018000 r5:85a2bb8c r4:849d9080 [ 1352.553321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.553380][ T32] r10:61c88647 r9:854b8c00 r8:849d90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.553406][ T32] r4:849d9080 [ 1352.553428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.553488][ T32] r10:00000000 r9:849d9080 r8:80287e08 r7:ed0f1e60 r6:85955880 r5:854b8c00 [ 1352.553611][ T32] r4:00000001 [ 1352.553637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.553685][ T32] Exception stack(0xed1a1fb0 to 0xed1a1ff8) [ 1352.553718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.553753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.553827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.553866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.553892][ T32] r4:83b48c80 [ 1352.554233][ T32] INFO: task kworker/0:474:6545 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.554277][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.554340][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.554389][ T32] Call trace: [ 1352.554422][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.554487][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.554514][ T32] r4:00000000 [ 1352.554536][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.554583][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.554644][ T32] dd20: d2bc0000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.554713][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.554767][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.554799][ T32] r5:800f0013 r4:80239bb0 [ 1352.554823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.554872][ T32] r4:82ac21e4 [ 1352.554894][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.554946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.555003][ T32] r4:e023ddc0 [ 1352.555056][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.555111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.555136][ T32] r4:00000000 [ 1352.555173][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.555236][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 6 printk messages dropped ** [ 1352.555680][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 7 printk messages dropped ** [ 1352.556063][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1352.556317][ T32] INFO: task kworker/0:475:6547 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.556859][ T32] r4:854bc800 ** 3 printk messages dropped ** [ 1352.556995][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.557418][ T32] r5:00001000 r4:ecd27000 ** 2 printk messages dropped ** [ 1352.557537][ T32] r5:85a2bf8c r4:85a2bc00 ** 1 printk messages dropped ** [ 1352.557611][ T32] r7:dddced80 r6:83018000 r5:85a2bf8c r4:849d9100 ** 4 printk messages dropped ** [ 1352.557819][ T32] r10:00000000 r9:849d9100 r8:80287e08 r7:ed0f1e60 r6:85955900 r5:854bc800 ** 9 printk messages dropped ** [ 1352.558382][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.558848][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.559013][ T32] r4:e023ddc0 ** 6 printk messages dropped ** [ 1352.582281][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1352.582693][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.583189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1352.583250][ T32] r4:84bd4200 [ 1352.583276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.583361][ T32] INFO: task kworker/0:476:6550 blocked for more than 479 seconds. [ 1352.583413][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.583444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.583474][ T32] task:kworker/0:476 state:D stack:0 pid:6550 tgid:6550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.583540][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.583592][ T32] Call trace: [ 1352.583628][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.583718][ T32] r10:8291a684 r9:ed1b5d84 r8:00000002 r7:60000113 r6:ed1b5d8c r5:854bbc00 [ 1352.583750][ T32] r4:854bbc00 [ 1352.583773][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.583824][ T32] r5:854bbc00 r4:8291a680 [ 1352.583846][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.583891][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.583941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b5e08 [ 1352.583965][ T32] r4:00000000 [ 1352.583987][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.584027][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.584069][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.584118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6af80 [ 1352.584143][ T32] r4:00000000 [ 1352.584166][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.584226][ T32] r9:83018005 r8:854bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f349000 [ 1352.584250][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.584297][ T32] r5:00001000 r4:ecd3f000 [ 1352.584319][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.584362][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.584409][ T32] r5:85a3038c r4:85a30000 [ 1352.584431][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.584483][ T32] r7:dddced80 r6:83018000 r5:85a3038c r4:849d9180 [ 1352.584540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.584603][ T32] r10:61c88647 r9:854bbc00 r8:849d91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.584632][ T32] r4:849d9180 [ 1352.584653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.584707][ T32] r10:00000000 r9:849d9180 r8:80287e08 r7:ed0f1e60 r6:85955980 r5:854bbc00 [ 1352.584732][ T32] r4:00000001 [ 1352.584779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.584824][ T32] Exception stack(0xed1b5fb0 to 0xed1b5ff8) [ 1352.584854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.584885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.584916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.584950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.585077][ T32] r4:83b48fc0 [ 1352.585532][ T32] INFO: task kworker/0:476:6550 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.585580][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.585780][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.585844][ T32] Call trace: [ 1352.585879][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.585937][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.586039][ T32] r4:00000000 [ 1352.586079][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.586133][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.586167][ T32] dd20: d2eed000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.586204][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.586232][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.586258][ T32] r5:800f0013 r4:80239bb0 [ 1352.586280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.586326][ T32] r4:82ac21e4 [ 1352.586348][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1352.586420][ T32] r4:e023ddc0 ** 9 printk messages dropped ** [ 1352.587176][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1352.587472][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1352.587634][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 3 printk messages dropped ** [ 1352.587785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.588284][ T32] r10:8291a684 r9:ed1b9d84 r8:00000002 r7:60000113 r6:ed1b9d8c r5:854bb000 ** 6 printk messages dropped ** [ 1352.588656][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.588809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd00c0 ** 7 printk messages dropped ** [ 1352.589113][ T32] r5:85a3078c r4:85a30400 [ 1352.589139][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.608004][ T32] r10:00000000 r9:849d9200 r8:80287e08 r7:ed0f1e60 r6:85955a00 r5:854bb000 ** 8 printk messages dropped ** [ 1352.608713][ T32] INFO: task kworker/0:477:6551 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 7 printk messages dropped ** [ 1352.609233][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 5 printk messages dropped ** [ 1352.622761][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1352.622925][ T32] r4:e023ddc0 [ 1352.622979][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.623041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.623068][ T32] r4:00000000 [ 1352.623172][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.623239][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.623289][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.623391][ T32] r5:00001000 r4:dfcb9000 [ 1352.623418][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.623467][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.623517][ T32] r5:84ba578c r4:84ba5400 [ 1352.623540][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.623595][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.623618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.623672][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.623697][ T32] r4:84bd5400 [ 1352.623719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.623772][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.623797][ T32] r4:00000001 [ 1352.623820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.623893][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.623929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.623963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.623993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.624028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.624131][ T32] r4:84bd4200 [ 1352.624168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.624218][ T32] INFO: task kworker/0:478:6553 blocked for more than 479 seconds. [ 1352.624279][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.624362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.624395][ T32] task:kworker/0:478 state:D stack:0 pid:6553 tgid:6553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.624489][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.624542][ T32] Call trace: [ 1352.624608][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.624731][ T32] r10:8291a684 r9:ed1c1d84 r8:00000002 r7:60000113 r6:ed1c1d8c r5:854bec00 [ 1352.624859][ T32] r4:854bec00 [ 1352.625083][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.625136][ T32] r5:854bec00 r4:8291a680 [ 1352.625159][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.625210][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.625263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c1e08 [ 1352.625289][ T32] r4:00000000 [ 1352.626150][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.626204][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.626247][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.626298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd02c0 [ 1352.626324][ T32] r4:00000000 [ 1352.626346][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.626398][ T32] r9:83018005 r8:854bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f34d000 [ 1352.626421][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.626473][ T32] r5:00001000 r4:ecdb7000 ** 2 printk messages dropped ** [ 1352.626933][ T32] r5:85a30b8c r4:85a30800 [ 1352.627172][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.627421][ T32] r10:61c88647 r9:854bec00 r8:849d92ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.628045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.659081][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1352.660643][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1352.661723][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1352.662214][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1352.662594][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1352.662992][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1352.663548][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.664143][ T32] r5:854be000 r4:8291a680 ** 5 printk messages dropped ** [ 1352.664649][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1352.665188][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.665573][ T32] r5:85a30f8c r4:85a30c00 [ 1352.665626][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.665905][ T32] r10:61c88647 r9:854be000 r8:849d932c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1352.666143][ T32] r10:00000000 r9:849d9300 r8:80287e08 r7:ed0f1e60 r6:85955b00 r5:854be000 ** 4 printk messages dropped ** [ 1352.666557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.667592][ T32] INFO: task kworker/0:479:6555 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 4 printk messages dropped ** [ 1352.668272][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 ** 3 printk messages dropped ** [ 1352.668646][ T32] dd20: d38b7000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 2 printk messages dropped ** [ 1352.668878][ T32] r5:800f0013 r4:80239bb0 [ 1352.668944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.669064][ T32] r4:82ac21e4 [ 1352.669111][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.669219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.669323][ T32] r4:e023ddc0 [ 1352.693052][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.693283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.693376][ T32] r4:00000000 [ 1352.693448][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.693629][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.693698][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.693815][ T32] r5:00001000 r4:dfcb9000 [ 1352.693869][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.693969][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.694102][ T32] r5:84ba578c r4:84ba5400 [ 1352.694179][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.694302][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.694360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.694516][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.694591][ T32] r4:84bd5400 [ 1352.694646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.694777][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.694838][ T32] r4:00000001 [ 1352.694917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.695024][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.695101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.695205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.695270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.695379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.695443][ T32] r4:84bd4200 [ 1352.695500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.695601][ T32] INFO: task kworker/0:480:6557 blocked for more than 479 seconds. [ 1352.695688][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.695750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.695829][ T32] task:kworker/0:480 state:D stack:0 pid:6557 tgid:6557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.695986][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.696090][ T32] Call trace: [ 1352.696189][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.696312][ T32] r10:8291a684 r9:ed1d5d84 r8:00000002 r7:60000013 r6:ed1d5d8c r5:854bd400 [ 1352.696375][ T32] r4:854bd400 [ 1352.696424][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.696528][ T32] r5:854bd400 r4:8291a680 [ 1352.696580][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.696680][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.696785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d5e08 [ 1352.696841][ T32] r4:00000000 [ 1352.696887][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.696972][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.697057][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.697199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0540 [ 1352.697282][ T32] r4:00000000 [ 1352.697340][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.697449][ T32] r9:83018005 r8:854bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f351000 [ 1352.697501][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.697612][ T32] r5:00001000 r4:ecdd1000 [ 1352.697663][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.697758][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.697857][ T32] r5:85a3138c r4:85a31000 [ 1352.697902][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.698008][ T32] r7:dddced80 r6:83018000 r5:85a3138c r4:849d9380 [ 1352.698059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.698186][ T32] r10:61c88647 r9:854bd400 r8:849d93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.698262][ T32] r4:849d9380 [ 1352.698333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.698452][ T32] r10:00000000 r9:849d9380 r8:80287e08 r7:ed0f1e60 r6:85955b80 r5:854bd400 [ 1352.698512][ T32] r4:00000001 [ 1352.698593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.698707][ T32] Exception stack(0xed1d5fb0 to 0xed1d5ff8) [ 1352.698794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.698867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.698940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.699015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.699073][ T32] r4:84bd0240 [ 1352.718548][ T32] INFO: task kworker/0:480:6557 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.718832][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.719019][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.719178][ T32] Call trace: [ 1352.719309][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.724660][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.724768][ T32] r4:00000000 [ 1352.724856][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.725024][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.725111][ T32] dd20: d3c43000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.725202][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.725271][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.725341][ T32] r5:800f0013 r4:80239bb0 [ 1352.725401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.725516][ T32] r4:82ac21e4 [ 1352.725571][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1352.726544][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1352.727299][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.727932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.728708][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.748771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d9e08 ** 7 printk messages dropped ** [ 1352.765459][ T32] r9:83018005 r8:859b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f353000 ** 4 printk messages dropped ** [ 1352.765937][ T32] r5:85a3178c r4:85a31400 [ 1352.765997][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.766133][ T32] r7:dddced80 r6:83018000 r5:85a3178c r4:849d9400 [ 1352.766190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.766308][ T32] r10:61c88647 r9:859b0c00 r8:849d942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.766363][ T32] r4:849d9400 [ 1352.766416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.766531][ T32] r10:00000000 r9:849d9400 r8:80287e08 r7:ed0f1e60 r6:85955c00 r5:859b0c00 [ 1352.766588][ T32] r4:00000001 [ 1352.766641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.766736][ T32] Exception stack(0xed1d9fb0 to 0xed1d9ff8) [ 1352.766801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.766876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.766952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.767031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.767114][ T32] r4:84bd04c0 [ 1352.767902][ T32] INFO: task kworker/0:481:6559 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.768011][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.768191][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.768309][ T32] Call trace: [ 1352.768393][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.768528][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.768589][ T32] r4:00000000 [ 1352.768640][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.768742][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.768834][ T32] dd20: d4012000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.768914][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.768978][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.769041][ T32] r5:800f0013 r4:80239bb0 [ 1352.769136][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.769257][ T32] r4:82ac21e4 [ 1352.773914][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.774267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.774355][ T32] r4:e023ddc0 [ 1352.774427][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.774542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.774605][ T32] r4:00000000 [ 1352.774662][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.774784][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.774945][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.775074][ T32] r5:00001000 r4:dfcb9000 [ 1352.775213][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.775358][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.775475][ T32] r5:84ba578c r4:84ba5400 [ 1352.775551][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.775684][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.775743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.775864][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.775923][ T32] r4:84bd5400 [ 1352.775981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.776104][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.776205][ T32] r4:00000001 [ 1352.776279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.776398][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.776484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.776577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.776655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.776729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.776788][ T32] r4:84bd4200 [ 1352.776851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.776960][ T32] INFO: task kworker/0:482:6561 blocked for more than 479 seconds. [ 1352.777068][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.777167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1352.777379][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.777965][ T32] r5:84b28c00 r4:8291a680 ** 3 printk messages dropped ** [ 1352.778365][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.778750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0a00 ** 7 printk messages dropped ** [ 1352.805517][ T32] r5:85a3238c r4:85a32000 [ 1352.805577][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.806177][ T32] r10:00000000 r9:849d9480 r8:80287e08 r7:ed0f1e60 r6:85955c80 r5:84b28c00 ** 8 printk messages dropped ** [ 1352.807638][ T32] INFO: task kworker/0:482:6561 is blocked on a mutex likely owned by task kworker/1:190:3708. ** 10 printk messages dropped ** [ 1352.808927][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1352.818677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1352.824574][ T32] r5:84ba578c r4:84ba5400 ** 6 printk messages dropped ** [ 1352.825217][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 6 printk messages dropped ** [ 1352.825752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.826354][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.827059][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.827932][ T32] r9:83018005 r8:84b48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f357000 ** 4 printk messages dropped ** [ 1352.828376][ T32] r5:85a31f8c r4:85a31c00 ** 3 printk messages dropped ** [ 1352.828759][ T32] r10:61c88647 r9:84b48c00 r8:849d952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1352.829155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.829250][ T32] Exception stack(0xed199fb0 to 0xed199ff8) [ 1352.845186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.845309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.845384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.845475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.845564][ T32] r4:84bd0940 [ 1352.846347][ T32] INFO: task kworker/0:483:6564 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.846464][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.846640][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.846786][ T32] Call trace: [ 1352.846912][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.847075][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.847178][ T32] r4:00000000 [ 1352.847228][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.847354][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.847431][ T32] dd20: d44ef000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.847506][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.847590][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.847660][ T32] r5:800f0013 r4:80239bb0 [ 1352.847712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.847818][ T32] r4:82ac21e4 [ 1352.847892][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.848031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.848113][ T32] r4:e023ddc0 [ 1352.848178][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.848312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.848382][ T32] r4:00000000 [ 1352.848436][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.848560][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.848640][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.848764][ T32] r5:00001000 r4:dfcb9000 [ 1352.848821][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.848941][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.849057][ T32] r5:84ba578c r4:84ba5400 [ 1352.849113][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.849331][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.870187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.870493][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.870598][ T32] r4:84bd5400 [ 1352.870661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.870784][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.870848][ T32] r4:00000001 [ 1352.870917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.871029][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.871101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.871182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.871251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.871371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.871453][ T32] r4:84bd4200 [ 1352.871517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.871597][ T32] INFO: task kworker/0:484:6567 blocked for more than 479 seconds. [ 1352.871684][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.871749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.871841][ T32] task:kworker/0:484 state:D stack:0 pid:6567 tgid:6567 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1352.872530][ T32] r4:84b49800 ** 4 printk messages dropped ** [ 1352.872960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e5e08 ** 9 printk messages dropped ** [ 1352.873805][ T32] r5:00001000 r4:ece31000 ** 2 printk messages dropped ** [ 1352.874075][ T32] r5:85a3278c r4:85a32400 [ 1352.874136][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.874523][ T32] r4:849d9600 ** 5 printk messages dropped ** [ 1352.874986][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.876594][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.877136][ T32] dd20: d4685000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1352.878045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 11 printk messages dropped ** [ 1352.879134][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.905246][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.905683][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.906192][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1352.906907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0d00 ** 3 printk messages dropped ** [ 1352.907241][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.907365][ T32] r5:00001000 r4:ece3f000 [ 1352.907439][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.907542][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.907635][ T32] r5:85a32b8c r4:85a32800 [ 1352.907686][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.907795][ T32] r7:dddced80 r6:83018000 r5:85a32b8c r4:849d9700 [ 1352.907848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.907961][ T32] r10:61c88647 r9:84b4a400 r8:849d972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.908019][ T32] r4:849d9700 [ 1352.908069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.908197][ T32] r10:00000000 r9:849d9700 r8:80287e08 r7:ed1e5e60 r6:849d9780 r5:84b4a400 [ 1352.908282][ T32] r4:00000001 [ 1352.908349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.908449][ T32] Exception stack(0xed179fb0 to 0xed179ff8) [ 1352.908524][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.908596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.908645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.908680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.908705][ T32] r4:84bd0bc0 [ 1352.909136][ T32] INFO: task kworker/0:485:6568 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.909181][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.909296][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.918896][ T32] Call trace: [ 1352.919037][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.919133][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.919163][ T32] r4:00000000 [ 1352.919187][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.919236][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.919886][ T32] dd20: d48bd000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.919956][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.919990][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.920021][ T32] r5:800f0013 r4:80239bb0 [ 1352.920044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.920106][ T32] r4:82ac21e4 [ 1352.920139][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.920191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.920217][ T32] r4:e023ddc0 [ 1352.920238][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.920295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.920390][ T32] r4:00000000 [ 1352.920526][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.920593][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.920619][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.920671][ T32] r5:00001000 r4:dfcb9000 [ 1352.920700][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.920747][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.920839][ T32] r5:84ba578c r4:84ba5400 [ 1352.920961][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.921023][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.921047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.921102][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.921134][ T32] r4:84bd5400 [ 1352.921173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.921233][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.921259][ T32] r4:00000001 [ 1352.921281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.921323][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.921354][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.921410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.921445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.921663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1352.922160][ T32] r4:84b4b000 ** 4 printk messages dropped ** [ 1352.922623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1ede08 ** 9 printk messages dropped ** [ 1352.923230][ T32] r5:00001000 r4:ece4f000 ** 2 printk messages dropped ** [ 1352.923488][ T32] r5:85a32f8c r4:85a32c00 ** 1 printk messages dropped ** [ 1352.923578][ T32] r7:dddced80 r6:83018000 r5:85a32f8c r4:849d9800 ** 5 printk messages dropped ** [ 1352.924008][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.924413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.925321][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.926185][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1352.926560][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.926648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.926680][ T32] r4:e023ddc0 [ 1352.926704][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.926757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.926783][ T32] r4:00000000 [ 1352.926805][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.926860][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.926884][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.926933][ T32] r5:00001000 r4:dfcb9000 [ 1352.926955][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.926998][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.927047][ T32] r5:84ba578c r4:84ba5400 [ 1352.927069][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.927161][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.927188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.927245][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.927271][ T32] r4:84bd5400 [ 1352.927293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.927401][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.927545][ T32] r4:00000001 [ 1352.927671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.927721][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.927822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.927859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.927890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.927923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.927951][ T32] r4:84bd4200 [ 1352.927977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.928010][ T32] INFO: task kworker/0:487:6572 blocked for more than 479 seconds. [ 1352.928047][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.928079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.928106][ T32] task:kworker/0:487 state:D stack:0 pid:6572 tgid:6572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.928178][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.928250][ T32] Call trace: [ 1352.928287][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.928345][ T32] r10:8291a684 r9:ed1f5d84 r8:00000002 r7:60000113 r6:ed1f5d8c r5:84b4bc00 [ 1352.928376][ T32] r4:84b4bc00 [ 1352.928411][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.928466][ T32] r5:84b4bc00 r4:8291a680 [ 1352.928490][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.928552][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.928609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f5e08 [ 1352.928637][ T32] r4:00000000 [ 1352.928756][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.928802][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.928843][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.928891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ceac0 [ 1352.928915][ T32] r4:00000000 [ 1352.928962][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.929069][ T32] r9:83018005 r8:84b4bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f363000 [ 1352.929124][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.929181][ T32] r5:00001000 r4:ece6f000 [ 1352.929230][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.964881][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.965079][ T32] r5:85a3378c r4:85a33400 [ 1352.965145][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.965266][ T32] r7:dddced80 r6:83018000 r5:85a3378c r4:849d9900 [ 1352.965319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.965499][ T32] r4:849d9900 ** 5 printk messages dropped ** [ 1352.966042][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.967431][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.967713][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1352.967999][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1352.968581][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1352.968780][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1352.968947][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 7 printk messages dropped ** [ 1352.979838][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 1352.980385][ T32] r4:84b28000 ** 4 printk messages dropped ** [ 1352.980662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1fde08 ** 3 printk messages dropped ** [ 1352.980989][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1352.981392][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.981748][ T32] r5:85a3338c r4:85a33000 [ 1352.981810][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.982017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.982221][ T32] r4:849d9a00 ** 2 printk messages dropped ** [ 1352.982397][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1352.982503][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.982640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1352.983537][ T32] Call trace: [ 1352.983586][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.983663][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.983706][ T32] r4:00000000 [ 1352.983737][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.983823][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.983860][ T32] dd20: d4f0e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1352.983918][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1352.983950][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.983980][ T32] r5:800f0013 r4:80239bb0 [ 1352.984002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.984097][ T32] r4:82ac21e4 [ 1352.984133][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.984185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1352.984210][ T32] r4:e023ddc0 [ 1352.984230][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.984278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1352.984386][ T32] r4:00000000 [ 1352.984419][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.984476][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.984501][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.984551][ T32] r5:00001000 r4:dfcb9000 [ 1352.984573][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.984703][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.984808][ T32] r5:84ba578c r4:84ba5400 [ 1352.984835][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.984890][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1352.984935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.984997][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.985069][ T32] r4:84bd5400 [ 1352.985095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.985159][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1352.985188][ T32] r4:00000001 [ 1352.985210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.985357][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1352.985412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.985449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.985536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.985575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.985600][ T32] r4:84bd4200 [ 1352.985623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.985658][ T32] INFO: task kworker/0:489:6576 blocked for more than 479 seconds. [ 1352.985695][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1352.985726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.985755][ T32] task:kworker/0:489 state:D stack:0 pid:6576 tgid:6576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.985824][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.985903][ T32] Call trace: [ 1352.986077][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1352.986147][ T32] r10:8291a684 r9:ed201d84 r8:00000002 r7:60000113 r6:ed201d8c r5:84b2a400 [ 1352.986174][ T32] r4:84b2a400 [ 1352.986216][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1352.986272][ T32] r5:84b2a400 r4:8291a680 [ 1352.986295][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.986352][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.986437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed201e08 [ 1352.986468][ T32] r4:00000000 [ 1352.986506][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1352.986551][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1352.986590][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1352.986637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84485100 [ 1352.986661][ T32] r4:00000000 [ 1352.986683][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.986734][ T32] r9:83018005 r8:84b2a400 r7:00000000 r6:83018000 r5:00001000 r4:7f365000 [ 1352.986757][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.986805][ T32] r5:00001000 r4:ecfc7000 [ 1352.986828][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1352.986870][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.986918][ T32] r5:85a33b8c r4:85a33800 [ 1352.986947][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.987072][ T32] r7:dddced80 r6:83018000 r5:85a33b8c r4:849d9a80 [ 1352.987127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.987219][ T32] r10:61c88647 r9:84b2a400 r8:849d9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.987248][ T32] r4:849d9a80 [ 1352.987270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.987356][ T32] r10:00000000 r9:849d9a80 r8:80287e08 r7:ed1f5e60 r6:85955d80 r5:84b2a400 [ 1352.987435][ T32] r4:00000001 [ 1352.987479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.987535][ T32] Exception stack(0xed201fb0 to 0xed201ff8) [ 1352.987567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.987600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.987631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.987664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.987688][ T32] r4:849cec00 [ 1352.987989][ T32] INFO: task kworker/0:489:6576 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1352.988031][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.988096][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.988182][ T32] Call trace: [ 1352.988219][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.988277][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1352.988303][ T32] r4:00000000 [ 1352.988325][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.988372][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1352.988407][ T32] dd20: d4f0e000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 7 printk messages dropped ** [ 1352.988740][ T32] r4:e023ddc0 ** 5 printk messages dropped ** [ 1352.989033][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1353.010602][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 2 printk messages dropped ** [ 1353.010875][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1353.010955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.011035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.011109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.011196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.011260][ T32] r4:84bd4200 [ 1353.011342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.011443][ T32] INFO: task kworker/0:490:6578 blocked for more than 479 seconds. [ 1353.011528][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1353.011593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.011679][ T32] task:kworker/0:490 state:D stack:0 pid:6578 tgid:6578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.011836][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.011953][ T32] Call trace: [ 1353.012039][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1353.012174][ T32] r10:8291a684 r9:ed1f1d84 r8:00000002 r7:60000113 r6:ed1f1d8c r5:84b4e000 [ 1353.012237][ T32] r4:84b4e000 [ 1353.012294][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1353.012400][ T32] r5:84b4e000 r4:8291a680 [ 1353.012502][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.012609][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.012737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f1e08 [ 1353.012813][ T32] r4:00000000 [ 1353.012868][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1353.012984][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1353.013093][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.013217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84485380 [ 1353.013278][ T32] r4:00000000 [ 1353.013330][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.013483][ T32] r9:83018005 r8:84b4e000 r7:00000000 r6:83018000 r5:00001000 r4:7f367000 [ 1353.013556][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.013671][ T32] r5:00001000 r4:ed00f000 [ 1353.013730][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.013844][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.013959][ T32] r5:85a33f8c r4:85a33c00 [ 1353.014034][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.014158][ T32] r7:dddced80 r6:83018000 r5:85a33f8c r4:849d9b00 [ 1353.014230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.014358][ T32] r10:61c88647 r9:84b4e000 r8:849d9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.014418][ T32] r4:849d9b00 [ 1353.014469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.014590][ T32] r10:00000000 r9:849d9b00 r8:80287e08 r7:ed201e60 r6:849d9b80 r5:84b4e000 [ 1353.014644][ T32] r4:00000001 [ 1353.014670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.014729][ T32] Exception stack(0xed1f1fb0 to 0xed1f1ff8) [ 1353.014764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.014834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.014883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.014921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.014946][ T32] r4:84485080 [ 1353.015469][ T32] INFO: task kworker/0:490:6578 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1353.015528][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.015650][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.015745][ T32] Call trace: [ 1353.015781][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.015840][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1353.015913][ T32] r4:00000000 [ 1353.015940][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.015989][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1353.016021][ T32] dd20: d52fd000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1353.016059][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1353.016145][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.016191][ T32] r5:800f0013 r4:80239bb0 [ 1353.016221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.016275][ T32] r4:82ac21e4 [ 1353.016348][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.016405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1353.016432][ T32] r4:e023ddc0 [ 1353.016480][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.016536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1353.016562][ T32] r4:00000000 [ 1353.016584][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.016637][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1353.016684][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.016756][ T32] r5:00001000 r4:dfcb9000 [ 1353.016784][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.016832][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.016906][ T32] r5:84ba578c r4:84ba5400 [ 1353.016933][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1353.017114][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1353.017574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.018008][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.018244][ T32] r5:84b4d400 r4:8291a680 ** 3 printk messages dropped ** [ 1353.018399][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.018606][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.018830][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.018877][ T32] r5:85a34f8c r4:85a34c00 ** 2 printk messages dropped ** [ 1353.018972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1353.054908][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.056378][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.057023][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1353.057580][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1353.058651][ T32] r5:84ba578c r4:84ba5400 [ 1353.058725][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.058848][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1353.058905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.059048][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.059113][ T32] r4:84bd5400 [ 1353.059175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.070144][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1353.070281][ T32] r4:00000001 [ 1353.070322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.070395][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1353.070445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.070489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.070547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.070613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.070642][ T32] r4:84bd4200 [ 1353.070681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.070734][ T32] INFO: task kworker/0:492:6581 blocked for more than 479 seconds. [ 1353.070778][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1353.070826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.070858][ T32] task:kworker/0:492 state:D stack:0 pid:6581 tgid:6581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.070955][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.071013][ T32] Call trace: [ 1353.071072][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1353.071143][ T32] r10:8291a684 r9:ed209d84 r8:00000002 r7:60000113 r6:ed209d8c r5:84b4c800 [ 1353.071170][ T32] r4:84b4c800 [ 1353.071230][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1353.071287][ T32] r5:84b4c800 r4:8291a680 [ 1353.071362][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.071431][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.071491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed209e08 [ 1353.071520][ T32] r4:00000000 [ 1353.071541][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1353.071580][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1353.071624][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.071686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84485480 [ 1353.071715][ T32] r4:00000000 [ 1353.071751][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.071813][ T32] r9:83018005 r8:84b4c800 r7:00000000 r6:83018000 r5:00001000 r4:7f369000 [ 1353.071838][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1353.072058][ T32] r5:85a3438c r4:85a34000 [ 1353.072109][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1353.072365][ T32] r4:849d9d00 ** 5 printk messages dropped ** [ 1353.072601][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.073309][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1353.073752][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1353.073967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 10 printk messages dropped ** [ 1353.074519][ T32] r5:84ba578c r4:84ba5400 ** 4 printk messages dropped ** [ 1353.074726][ T32] r4:84bd5400 ** 4 printk messages dropped ** [ 1353.074948][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 6 printk messages dropped ** [ 1353.075305][ T32] INFO: task kworker/0:493:6585 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1353.075893][ T32] r5:855c8000 r4:8291a680 ** 3 printk messages dropped ** [ 1353.076168][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.076347][ T32] r4:00000000 [ 1353.076371][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.076430][ T32] r9:83018005 r8:855c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f36d000 [ 1353.076482][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.076536][ T32] r5:00001000 r4:ed02f000 [ 1353.076571][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.076619][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.076669][ T32] r5:85a3478c r4:85a34400 [ 1353.076690][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.076765][ T32] r7:dddced80 r6:83018000 r5:85a3478c r4:849d9e00 [ 1353.076818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.076892][ T32] r10:61c88647 r9:855c8000 r8:849d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.076950][ T32] r4:849d9e00 [ 1353.077003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.077144][ T32] r10:00000000 r9:849d9e00 r8:80287e08 r7:ed1f9e60 r6:849d9e80 r5:855c8000 [ 1353.077214][ T32] r4:00000001 [ 1353.077276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.077366][ T32] Exception stack(0xed20dfb0 to 0xed20dff8) [ 1353.077450][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.077529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.077607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.077681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.077733][ T32] r4:844856c0 [ 1353.078230][ T32] INFO: task kworker/0:493:6585 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1353.078349][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.078516][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.078575][ T32] Call trace: [ 1353.078620][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.078701][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1353.078745][ T32] r4:00000000 [ 1353.078773][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.078825][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1353.078885][ T32] dd20: d581b000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1353.078924][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1353.078955][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.078984][ T32] r5:800f0013 r4:80239bb0 [ 1353.079007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.079061][ T32] r4:82ac21e4 [ 1353.079084][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.079153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1353.079180][ T32] r4:e023ddc0 [ 1353.079202][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.079252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1353.079311][ T32] r4:00000000 [ 1353.105312][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.105429][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1353.105458][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.105643][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1353.105999][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1353.106049][ T32] r4:00000001 [ 1353.106077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.106131][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1353.106193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.106231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.106262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.106307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.106361][ T32] r4:84bd4200 [ 1353.106391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.106427][ T32] INFO: task kworker/0:494:6587 blocked for more than 479 seconds. [ 1353.106466][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1353.106492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.106521][ T32] task:kworker/0:494 state:D stack:0 pid:6587 tgid:6587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.106586][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.106663][ T32] Call trace: [ 1353.106727][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1353.106816][ T32] r10:8291a684 r9:ed215d84 r8:00000002 r7:60000013 r6:ed215d8c r5:855c9800 [ 1353.106870][ T32] r4:855c9800 [ 1353.106921][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1353.107128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed215e08 ** 9 printk messages dropped ** [ 1353.107637][ T32] r5:00001000 r4:ed039000 ** 2 printk messages dropped ** [ 1353.107782][ T32] r5:85a34b8c r4:85a34800 [ 1353.107812][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1353.107965][ T32] r10:61c88647 r9:855c9800 r8:849d9f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1353.108420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1353.128634][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.129096][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1353.134292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 ** 14 printk messages dropped ** [ 1353.135082][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 13 printk messages dropped ** [ 1353.135945][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1353.136364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 ** 8 printk messages dropped ** [ 1353.136760][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1353.136996][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1353.137285][ T32] r4:83bd3000 ** 6 printk messages dropped ** [ 1353.137536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.138399][ T32] Call trace: ** 5 printk messages dropped ** [ 1353.138639][ T32] dd20: d6051000 ecbd7000 00000001 80239b98 7f1e5000 00000001 ** 2 printk messages dropped ** [ 1353.138817][ T32] r5:800f0013 r4:80239bb0 [ 1353.138845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.138893][ T32] r4:82ac21e4 [ 1353.138917][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.138968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1353.138992][ T32] r4:e023ddc0 [ 1353.139013][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.139072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1353.139102][ T32] r4:00000000 [ 1353.139131][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.139209][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1353.139238][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.139374][ T32] r5:00001000 r4:dfcb9000 [ 1353.149802][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.149894][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.149948][ T32] r5:84ba578c r4:84ba5400 [ 1353.149973][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.150037][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1353.150076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.150142][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.150168][ T32] r4:84bd5400 [ 1353.150191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.150271][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1353.150301][ T32] r4:00000001 [ 1353.150345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.150394][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1353.150440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.150500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.150533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.150567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.150591][ T32] r4:84bd4200 [ 1353.150617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.150652][ T32] INFO: task kworker/0:496:6595 blocked for more than 479 seconds. [ 1353.150688][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1353.150716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.150769][ T32] task:kworker/0:496 state:D stack:0 pid:6595 tgid:6595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.150873][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.150924][ T32] Call trace: [ 1353.151012][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1353.151077][ T32] r10:8291a684 r9:ed22dd84 r8:00000002 r7:60000113 r6:ed22dd8c r5:855cbc00 [ 1353.151117][ T32] r4:855cbc00 [ 1353.151144][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1353.151194][ T32] r5:855cbc00 r4:8291a680 [ 1353.151217][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.151261][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.151311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 [ 1353.151376][ T32] r4:00000000 [ 1353.151419][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1353.151477][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1353.151524][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.151573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84485040 [ 1353.151598][ T32] r4:00000000 [ 1353.151620][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.151673][ T32] r9:83018005 r8:855cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f37b000 [ 1353.151722][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.151775][ T32] r5:00001000 r4:ed079000 [ 1353.151798][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.151841][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.151888][ T32] r5:85a3538c r4:85a35000 [ 1353.151909][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.151961][ T32] r7:dddced80 r6:83018000 r5:85a3538c r4:83bd3100 [ 1353.151986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.152040][ T32] r10:61c88647 r9:855cbc00 r8:83bd312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1353.152168][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.152354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1353.153170][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 6 printk messages dropped ** [ 1353.153380][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1353.153837][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1353.154590][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) ** 4 printk messages dropped ** [ 1353.154824][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1353.155074][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.155419][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1353.156057][ T32] r5:00001000 r4:ed08f000 ** 2 printk messages dropped ** [ 1353.156190][ T32] r5:85a35b8c r4:85a35800 [ 1353.156214][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.156290][ T32] r7:dddced80 r6:83018000 r5:85a35b8c r4:83bd3200 [ 1353.156331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.156389][ T32] r10:61c88647 r9:855cc800 r8:83bd322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.156416][ T32] r4:83bd3200 [ 1353.156437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.156488][ T32] r10:00000000 r9:83bd3200 r8:80287e08 r7:ed219e60 r6:83bd3280 r5:855cc800 [ 1353.156514][ T32] r4:00000001 [ 1353.156535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.156575][ T32] Exception stack(0xed231fb0 to 0xed231ff8) [ 1353.156604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.156635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.156663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.156696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.156720][ T32] r4:847e8100 [ 1353.156933][ T32] INFO: task kworker/0:497:6597 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1353.157011][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.157143][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.157218][ T32] Call trace: [ 1353.157340][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.157427][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1353.157458][ T32] r4:00000000 [ 1353.157481][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.157556][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1353.157593][ T32] dd20: d6177000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1353.157670][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1353.157729][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.157760][ T32] r5:800f0013 r4:80239bb0 [ 1353.157801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.157853][ T32] r4:82ac21e4 [ 1353.157900][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.157954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1353.158004][ T32] r4:e023ddc0 [ 1353.158030][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.158079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1353.158105][ T32] r4:00000000 [ 1353.158134][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.158186][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1353.158210][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.158257][ T32] r5:00001000 r4:dfcb9000 [ 1353.158279][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.158334][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.158386][ T32] r5:84ba578c r4:84ba5400 [ 1353.158409][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.158463][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1353.158506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.158567][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.158641][ T32] r4:84bd5400 [ 1353.158666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.158721][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1353.158747][ T32] r4:00000001 [ 1353.158768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.158809][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1353.158838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.158872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.158902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.158936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.158985][ T32] r4:84bd4200 ** 1 printk messages dropped ** [ 1353.159051][ T32] INFO: task kworker/0:498:6598 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1353.190025][ T32] r4:855cd400 ** 4 printk messages dropped ** [ 1353.190256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed235e08 ** 5 printk messages dropped ** [ 1353.190516][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.190799][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.190879][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1353.191013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1353.191259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1353.192186][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.192601][ T32] Exception stack(0xe023dd28 to 0xe023dd70) ** 7 printk messages dropped ** [ 1353.192886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 ** 8 printk messages dropped ** [ 1353.193264][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1353.193765][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 ** 7 printk messages dropped ** [ 1353.194107][ T32] r4:84bd4200 ** 5 printk messages dropped ** [ 1353.194430][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.194881][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1353.195079][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1353.195492][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1353.195661][ T32] r5:85a3678c r4:85a36400 [ 1353.195714][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.195796][ T32] r7:dddced80 r6:83018000 r5:85a3678c r4:83bd3400 [ 1353.195825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.195880][ T32] r10:61c88647 r9:84b2bc00 r8:83bd342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.195905][ T32] r4:83bd3400 [ 1353.195950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.196033][ T32] r10:00000000 r9:83bd3400 r8:80287e08 r7:ed235e60 r6:85955e00 r5:84b2bc00 [ 1353.196062][ T32] r4:00000001 [ 1353.196083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.196131][ T32] Exception stack(0xed205fb0 to 0xed205ff8) [ 1353.196163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.196311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.196346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.196405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.196435][ T32] r4:847e84c0 [ 1353.196648][ T32] INFO: task kworker/0:499:6601 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1353.196714][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.196837][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.196987][ T32] Call trace: [ 1353.197051][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.197110][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1353.197142][ T32] r4:00000000 [ 1353.197162][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.197327][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1353.197390][ T32] dd20: d6708000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1353.197452][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1353.197485][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.197512][ T32] r5:800f0013 r4:80239bb0 [ 1353.197534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.197581][ T32] r4:82ac21e4 [ 1353.197604][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.197652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1353.197680][ T32] r4:e023ddc0 [ 1353.197726][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.197779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1353.197805][ T32] r4:00000000 [ 1353.197827][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.197877][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1353.197906][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.197957][ T32] r5:00001000 r4:dfcb9000 [ 1353.197979][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.198023][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.198098][ T32] r5:84ba578c r4:84ba5400 [ 1353.198204][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.198278][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 [ 1353.198306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.198361][ T32] r10:61c88647 r9:848fbc00 r8:84bd542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.198388][ T32] r4:84bd5400 [ 1353.198408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.198485][ T32] r10:00000000 r9:84bd5400 r8:80287e08 r7:e0009e60 r6:84bd5480 r5:848fbc00 [ 1353.198516][ T32] r4:00000001 [ 1353.198539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.198580][ T32] Exception stack(0xe023dfb0 to 0xe023dff8) [ 1353.198633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.198674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.198706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.198741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.198789][ T32] r4:84bd4200 [ 1353.198815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.198857][ T32] INFO: task kworker/0:500:6602 blocked for more than 479 seconds. [ 1353.198903][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 1353.199005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.199034][ T32] task:kworker/0:500 state:D stack:0 pid:6602 tgid:6602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.199086][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.199188][ T32] Call trace: [ 1353.199262][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1353.221406][ T32] r10:8291a684 r9:ed211d84 r8:00000002 r7:60000013 r6:ed211d8c r5:84b2c800 [ 1353.221447][ T32] r4:84b2c800 [ 1353.221472][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1353.221555][ T32] r5:84b2c800 r4:8291a680 [ 1353.221605][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.221656][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.221707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed211e08 [ 1353.221797][ T32] r4:00000000 [ 1353.221872][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1353.222369][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1353.222588][ T32] r5:85a36b8c r4:85a36800 ** 2 printk messages dropped ** [ 1353.222710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1353.222896][ T32] r10:00000000 r9:83bd3480 r8:80287e08 r7:ed205e60 r6:85955e80 r5:84b2c800 [ 1353.222947][ T32] r4:00000001 [ 1353.222974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.223016][ T32] Exception stack(0xed211fb0 to 0xed211ff8) [ 1353.223048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.223106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.223249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.223335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.223366][ T32] r4:847e84c0 [ 1353.223681][ T32] INFO: task kworker/0:500:6602 is blocked on a mutex likely owned by task kworker/1:190:3708. [ 1353.223776][ T32] task:kworker/1:190 state:R running task stack:0 pid:3708 tgid:3708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.223850][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.223900][ T32] Call trace: [ 1353.223946][ T32] [<81a52c24>] (__schedule) from [<81a53fdc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.224009][ T32] r10:82ac21c4 r9:848fbc00 r8:80200be4 r7:e023dd5c r6:ffffffff r5:848fbc00 [ 1353.224036][ T32] r4:00000000 [ 1353.224058][ T32] [<81a53f9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.224102][ T32] Exception stack(0xe023dd28 to 0xe023dd70) [ 1353.224439][ T32] dd20: d6a90000 ecbd7000 00000001 80239b98 7f1e5000 00000001 [ 1353.224552][ T32] dd40: 82ac15a0 7f1e5000 ecbd7000 8280c928 82ac21c4 e023dda4 e023dda8 e023dd78 [ 1353.224585][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.224613][ T32] r5:800f0013 r4:80239bb0 [ 1353.224635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e757c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.224685][ T32] r4:82ac21e4 [ 1353.224748][ T32] [<804e736c>] (__purge_vmap_area_lazy) from [<804e7924>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.224805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e023ddc0 r5:e023de08 [ 1353.224836][ T32] r4:e023ddc0 [ 1353.224872][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.224927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1353.224952][ T32] r4:00000000 [ 1353.224973][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.225052][ T32] r9:83018205 r8:848fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1353.225107][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.225166][ T32] r5:00001000 r4:dfcb9000 [ 1353.225212][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1353.225384][ T32] r7:ddde2d80 r6:83018200 r5:84ba578c r4:84bd5400 ** 5 printk messages dropped ** [ 1353.225620][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.225889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.226219][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.226265][ T32] Call trace: [ 1353.226299][ T32] [<81a52c24>] (__schedule) from [<81a53ba8>] (schedule+0x2c/0x130) [ 1353.226356][ T32] r10:8291a684 r9:ed229d84 r8:00000002 r7:60000113 r6:ed229d8c r5:84b2d400 [ 1353.226381][ T32] r4:84b2d400 [ 1353.226415][ T32] [<81a53b7c>] (schedule) from [<81a53f90>] (schedule_preempt_disabled+0x18/0x24) [ 1353.226474][ T32] r5:84b2d400 r4:8291a680 [ 1353.226556][ T32] [<81a53f78>] (schedule_preempt_disabled) from [<81a56674>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.226622][ T32] [<81a56374>] (__mutex_lock.constprop.0) from [<81a56b40>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.226761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed229e08 [ 1353.226790][ T32] r4:00000000 [ 1353.226811][ T32] [<81a56b2c>] (__mutex_lock_slowpath) from [<81a56b80>] (mutex_lock+0x3c/0x40) [ 1353.226851][ T32] [<81a56b44>] (mutex_lock) from [<804e77a8>] (_vm_unmap_aliases+0x68/0x240) [ 1353.226890][ T32] [<804e7740>] (_vm_unmap_aliases) from [<804eb688>] (vfree+0x168/0x204) [ 1353.226961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e8b80 [ 1353.226990][ T32] r4:00000000 [ 1353.227013][ T32] [<804eb520>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.227066][ T32] r9:83018005 r8:84b2d400 r7:00000000 r6:83018000 r5:00001000 r4:7f26d000 [ 1353.227105][ T32] [<8054b0cc>] (execmem_free) from [<803cc21c>] (bpf_jit_free_exec+0x10/0x14) [ 1353.227158][ T32] r5:00001000 r4:ebeaf000 [ 1353.227180][ T32] [<803cc20c>] (bpf_jit_free_exec) from [<803cc5fc>] (bpf_jit_free+0x68/0xe4) [ 1353.227248][ T32] [<803cc594>] (bpf_jit_free) from [<803cd758>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.227300][ T32] r5:85a36f8c r4:85a36c00 [ 1353.227406][ T32] [<803cd60c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.227784][ T32] r7:dddced80 r6:83018000 r5:85a36f8c r4:83bd3500 [ 1353.227860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.227999][ T32] r10:61c88647 r9:84b2d400 r8:83bd352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.228062][ T32] r4:83bd3500 [ 1353.228116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.228245][ T32] r10:00000000 r9:83bd3500 r8:80287e08 r7:ed211e60 r6:85955f00 r5:84b2d400 [ 1353.228312][ T32] r4:00000001 [ 1353.228391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.228514][ T32] Exception stack(0xed229fb0 to 0xed229ff8) [ 1353.228601][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.228705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.228798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.228879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.228943][ T32] r4:847e8980 [ 1353.253108][ T32] INFO: task kworker/0:501:6605 is blocked on a mutex likely owned by task kworker/1:190:3708. VM DIAGNOSIS: 18:30:00 Registers: info registers vcpu 0 CPU#0 R00=829bc740 R01=824042dc R02=5b70d000 R03=81a50908 R04=82ab52c0 R05=448cb800 R06=0002c7f6 R07=00000134 R08=ebf5de60 R09=00000000 R10=844ec800 R11=df801e2c R12=df801e30 R13=df801e20 R14=812cc284 R15=81a50918 PSR=60000193 -ZC- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=d37ac000 R01=ed069000 R02=00000001 R03=80239b98 R04=7f4cf000 R05=00000001 R06=82ac15a0 R07=7f4cf000 R08=ed069000 R09=8280c928 R10=82ac21c4 R11=e0235da4 R12=e0235da8 R13=e0235d78 R14=80230ad0 R15=80239bb0 PSR=800f0013 N--- A S svc32 s00=6e72656b s01=00000065 d00=000000656e72656b s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=08040201 s13=80402010 d06=8040201008040201 s14=08040201 s15=80402010 d07=8040201008040201 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000